/******************************************************************************* * Copyright (c) 2000, 2004 IBM Corporation and others. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Common Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/cpl-v10.html * * Contributors: * IBM Corporation - initial API and implementation *******************************************************************************/ package org.eclipse.jdt.internal.compiler.impl; import org.eclipse.jdt.internal.compiler.ast.OperatorIds; import org.eclipse.jdt.internal.compiler.lookup.TypeIds; import org.eclipse.jdt.internal.compiler.problem.ShouldNotImplement; import org.eclipse.jdt.internal.compiler.util.Util; public abstract class Constant implements TypeIds, OperatorIds { public static final Constant NotAConstant = new DoubleConstant(Double.NaN); public static final IntConstant Zero = new IntConstant(0); public static final IntConstant Two = new IntConstant(2); public static final IntConstant One = new IntConstant(1); public boolean booleanValue() { throw new ShouldNotImplement(Util.bind("constant.cannotCastedInto",typeName(),"boolean")); //$NON-NLS-1$ //$NON-NLS-2$ } public byte byteValue() { throw new ShouldNotImplement(Util.bind("constant.cannotCastedInto",typeName(),"byte")); //$NON-NLS-1$ //$NON-NLS-2$ } public final Constant castTo(int conversionToTargetType){ //the cast is an int of the form // (castId<<4)+typeId (in order to follow the //user written style (cast)expression .... if (this == NotAConstant) return NotAConstant; switch(conversionToTargetType){ case T_undefined : return this; // TARGET TYPE <- FROM TYPE // case (T_undefined<<4)+T_undefined : return NotAConstant; // case (T_undefined<<4)+T_byte : return NotAConstant; // case (T_undefined<<4)+T_long : return NotAConstant; // case (T_undefined<<4)+T_short : return NotAConstant; // case (T_undefined<<4)+T_void : return NotAConstant; // case (T_undefined<<4)+T_String : return NotAConstant; // case (T_undefined<<4)+T_Object : return NotAConstant; // case (T_undefined<<4)+T_double : return NotAConstant; // case (T_undefined<<4)+T_float : return NotAConstant; // case (T_undefined<<4)+T_boolean : return NotAConstant; // case (T_undefined<<4)+T_char : return NotAConstant; // case (T_undefined<<4)+T_int : return NotAConstant; // case (T_byte<<4)+T_undefined : return NotAConstant; case (T_byte<<4)+T_byte : return this; case (T_byte<<4)+T_long : return Constant.fromValue((byte)this.longValue()); case (T_byte<<4)+T_short : return Constant.fromValue((byte)this.shortValue()); // case (T_byte<<4)+T_void : return NotAConstant; // case (T_byte<<4)+T_String : return NotAConstant; // case (T_byte<<4)+T_Object : return NotAConstant; case (T_byte<<4)+T_double : return Constant.fromValue((byte)this.doubleValue()); case (T_byte<<4)+T_float : return Constant.fromValue((byte)this.floatValue()); // case (T_byte<<4)+T_boolean : return NotAConstant; case (T_byte<<4)+T_char : return Constant.fromValue((byte)this.charValue()); case (T_byte<<4)+T_int : return Constant.fromValue((byte)this.intValue()); // case (T_long<<4)+T_undefined : return NotAConstant; case (T_long<<4)+T_byte : return Constant.fromValue((long)this.byteValue()); case (T_long<<4)+T_long : return this; case (T_long<<4)+T_short : return Constant.fromValue((long)this.shortValue()); // case (T_long<<4)+T_void : return NotAConstant; // case (T_long<<4)+T_String : return NotAConstant; // case (T_long<<4)+T_Object : return NotAConstant; case (T_long<<4)+T_double : return Constant.fromValue((long)this.doubleValue()); case (T_long<<4)+T_float : return Constant.fromValue((long)this.floatValue()); // case (T_long<<4)+T_boolean : return NotAConstant; case (T_long<<4)+T_char : return Constant.fromValue((long)this.charValue()); case (T_long<<4)+T_int : return Constant.fromValue((long)this.intValue()); // case (T_short<<4)+T_undefined : return NotAConstant; case (T_short<<4)+T_byte : return Constant.fromValue((short)this.byteValue()); case (T_short<<4)+T_long : return Constant.fromValue((short)this.longValue()); case (T_short<<4)+T_short : return this; // case (T_short<<4)+T_void : return NotAConstant; // case (T_short<<4)+T_String : return NotAConstant; // case (T_short<<4)+T_Object : return NotAConstant; case (T_short<<4)+T_double : return Constant.fromValue((short)this.doubleValue()); case (T_short<<4)+T_float : return Constant.fromValue((short)this.floatValue()); // case (T_short<<4)+T_boolean : return NotAConstant; case (T_short<<4)+T_char : return Constant.fromValue((short)this.charValue()); case (T_short<<4)+T_int : return Constant.fromValue((short)this.intValue()); // case (T_void<<4)+T_undefined : return NotAConstant; // case (T_void<<4)+T_byte : return NotAConstant; // case (T_void<<4)+T_long : return NotAConstant; // case (T_void<<4)+T_short : return NotAConstant; // case (T_void<<4)+T_void : return NotAConstant; // case (T_void<<4)+T_String : return NotAConstant; // case (T_void<<4)+T_Object : return NotAConstant; // case (T_void<<4)+T_double : return NotAConstant; // case (T_void<<4)+T_float : return NotAConstant; // case (T_void<<4)+T_boolean : return NotAConstant; // case (T_void<<4)+T_char : return NotAConstant; // case (T_void<<4)+T_int : return NotAConstant; // case (T_String<<4)+T_undefined : return NotAConstant; // case (T_String<<4)+T_byte : return NotAConstant; // case (T_String<<4)+T_long : return NotAConstant; // case (T_String<<4)+T_short : return NotAConstant; // case (T_String<<4)+T_void : return NotAConstant; case (T_JavaLangString<<4)+T_JavaLangString : return this; // case (T_String<<4)+T_Object : return NotAConstant; // case (T_String<<4)+T_double : return NotAConstant; // case (T_String<<4)+T_float : return NotAConstant; // case (T_String<<4)+T_boolean : return NotAConstant; // case (T_String<<4)+T_char : return NotAConstant; // case (T_String<<4)+T_int : return NotAConstant; // case (T_Object<<4)+T_undefined : return NotAConstant; // case (T_Object<<4)+T_byte : return NotAConstant; // case (T_Object<<4)+T_long : return NotAConstant; // case (T_Object<<4)+T_short : return NotAConstant; // case (T_Object<<4)+T_void : return NotAConstant; // case (T_Object<<4)+T_String : return NotAConstant; // case (T_Object<<4)+T_Object : return NotAConstant; // case (T_Object<<4)+T_double : return NotAConstant; // case (T_Object<<4)+T_float : return NotAConstant; // case (T_Object<<4)+T_boolean : return NotAConstant; // case (T_Object<<4)+T_char : return NotAConstant; // case (T_Object<<4)+T_int : return NotAConstant; // case (T_double<<4)+T_undefined : return NotAConstant; case (T_double<<4)+T_byte : return Constant.fromValue((double)this.byteValue()); case (T_double<<4)+T_long : return Constant.fromValue((double)this.longValue()); case (T_double<<4)+T_short : return Constant.fromValue((double)this.shortValue()); // case (T_double<<4)+T_void : return NotAConstant; // case (T_double<<4)+T_String : return NotAConstant; // case (T_double<<4)+T_Object : return NotAConstant; case (T_double<<4)+T_double : return this; case (T_double<<4)+T_float : return Constant.fromValue((double)this.floatValue()); // case (T_double<<4)+T_boolean : return NotAConstant; case (T_double<<4)+T_char : return Constant.fromValue((double)this.charValue()); case (T_double<<4)+T_int : return Constant.fromValue((double)this.intValue()); // case (T_float<<4)+T_undefined : return NotAConstant; case (T_float<<4)+T_byte : return Constant.fromValue((float)this.byteValue()); case (T_float<<4)+T_long : return Constant.fromValue((float)this.longValue()); case (T_float<<4)+T_short : return Constant.fromValue((float)this.shortValue()); // case (T_float<<4)+T_void : return NotAConstant; // case (T_float<<4)+T_String : return NotAConstant; // case (T_float<<4)+T_Object : return NotAConstant; case (T_float<<4)+T_double : return Constant.fromValue((float)this.doubleValue()); case (T_float<<4)+T_float : return this; // case (T_float<<4)+T_boolean : return NotAConstant; case (T_float<<4)+T_char : return Constant.fromValue((float)this.charValue()); case (T_float<<4)+T_int : return Constant.fromValue((float)this.intValue()); // case (T_boolean<<4)+T_undefined : return NotAConstant; // case (T_boolean<<4)+T_byte : return NotAConstant; // case (T_boolean<<4)+T_long : return NotAConstant; // case (T_boolean<<4)+T_short : return NotAConstant; // case (T_boolean<<4)+T_void : return NotAConstant; // case (T_boolean<<4)+T_String : return NotAConstant; // case (T_boolean<<4)+T_Object : return NotAConstant; // case (T_boolean<<4)+T_double : return NotAConstant; // case (T_boolean<<4)+T_float : return NotAConstant; case (T_boolean<<4)+T_boolean : return this; // case (T_boolean<<4)+T_char : return NotAConstant; // case (T_boolean<<4)+T_int : return NotAConstant; // case (T_char<<4)+T_undefined : return NotAConstant; case (T_char<<4)+T_byte : return Constant.fromValue((char)this.byteValue()); case (T_char<<4)+T_long : return Constant.fromValue((char)this.longValue()); case (T_char<<4)+T_short : return Constant.fromValue((char)this.shortValue()); // case (T_char<<4)+T_void : return NotAConstant; // case (T_char<<4)+T_String : return NotAConstant; // case (T_char<<4)+T_Object : return NotAConstant; case (T_char<<4)+T_double : return Constant.fromValue((char)this.doubleValue()); case (T_char<<4)+T_float : return Constant.fromValue((char)this.floatValue()); // case (T_char<<4)+T_boolean : return NotAConstant; case (T_char<<4)+T_char : return this; case (T_char<<4)+T_int : return Constant.fromValue((char)this.intValue()); // case (T_int<<4)+T_undefined : return NotAConstant; case (T_int<<4)+T_byte : return Constant.fromValue((int)this.byteValue()); case (T_int<<4)+T_long : return Constant.fromValue((int)this.longValue()); case (T_int<<4)+T_short : return Constant.fromValue((int)this.shortValue()); // case (T_int<<4)+T_void : return NotAConstant; // case (T_int<<4)+T_String : return NotAConstant; // case (T_int<<4)+T_Object : return NotAConstant; case (T_int<<4)+T_double : return Constant.fromValue((int)this.doubleValue()); case (T_int<<4)+T_float : return Constant.fromValue((int)this.floatValue()); // case (T_int<<4)+T_boolean : return NotAConstant; case (T_int<<4)+T_char : return Constant.fromValue((int)this.charValue()); case (T_int<<4)+T_int : return this; } return NotAConstant; } public char charValue() { throw new ShouldNotImplement(Util.bind("constant.cannotCastedInto",typeName(),"char")); //$NON-NLS-1$ //$NON-NLS-2$ } public static final Constant computeConstantOperation(Constant cst, int id, int operator) { switch (operator) { case NOT : return Constant.fromValue(!cst.booleanValue()); case PLUS : return computeConstantOperationPLUS(Zero,T_int,cst,id); case MINUS : //the two special -9223372036854775808L and -2147483648 are inlined at parseTime switch (id){ case T_float : float f; if ( (f= cst.floatValue()) == 0.0f) { //positive and negative 0.... if (Float.floatToIntBits(f) == 0) return Constant.fromValue(-0.0f); else return Constant.fromValue(0.0f);} break; //default case case T_double : double d; if ( (d= cst.doubleValue()) == 0.0d) { //positive and negative 0.... if (Double.doubleToLongBits(d) == 0) return Constant.fromValue(-0.0d); else return Constant.fromValue(0.0d);} break; //default case } return computeConstantOperationMINUS(Zero,T_int,cst,id); case TWIDDLE: switch (id){ case T_char : return Constant.fromValue(~ cst.charValue()); case T_byte: return Constant.fromValue(~ cst.byteValue()); case T_short: return Constant.fromValue(~ cst.shortValue()); case T_int: return Constant.fromValue(~ cst.intValue()); case T_long: return Constant.fromValue(~ cst.longValue()); default : return NotAConstant; } default : return NotAConstant; } } public static final Constant computeConstantOperation(Constant left, int leftId, int operator, Constant right, int rightId) { switch (operator) { case AND : return computeConstantOperationAND (left,leftId,right,rightId); case AND_AND : return computeConstantOperationAND_AND (left,leftId,right,rightId); case DIVIDE : return computeConstantOperationDIVIDE (left,leftId,right,rightId); case GREATER : return computeConstantOperationGREATER (left,leftId,right,rightId); case GREATER_EQUAL : return computeConstantOperationGREATER_EQUAL(left,leftId,right,rightId); case LEFT_SHIFT : return computeConstantOperationLEFT_SHIFT (left,leftId,right,rightId); case LESS : return computeConstantOperationLESS (left,leftId,right,rightId); case LESS_EQUAL : return computeConstantOperationLESS_EQUAL (left,leftId,right,rightId); case MINUS : return computeConstantOperationMINUS (left,leftId,right,rightId); case MULTIPLY : return computeConstantOperationMULTIPLY (left,leftId,right,rightId); case OR : return computeConstantOperationOR (left,leftId,right,rightId); case OR_OR : return computeConstantOperationOR_OR (left,leftId,right,rightId); case PLUS : return computeConstantOperationPLUS (left,leftId,right,rightId); case REMAINDER : return computeConstantOperationREMAINDER (left,leftId,right,rightId); case RIGHT_SHIFT: return computeConstantOperationRIGHT_SHIFT(left,leftId,right,rightId); case UNSIGNED_RIGHT_SHIFT: return computeConstantOperationUNSIGNED_RIGHT_SHIFT(left,leftId,right,rightId); case XOR : return computeConstantOperationXOR (left,leftId,right,rightId); default : return NotAConstant; } } public static final Constant computeConstantOperationAND(Constant left, int leftId, Constant right, int rightId) { switch (leftId){ case T_boolean : return Constant.fromValue(left.booleanValue() & right.booleanValue()); case T_char : switch (rightId){ case T_char : return Constant.fromValue(left.charValue() & right.charValue()); case T_byte: return Constant.fromValue(left.charValue() & right.byteValue()); case T_short: return Constant.fromValue(left.charValue() & right.shortValue()); case T_int: return Constant.fromValue(left.charValue() & right.intValue()); case T_long: return Constant.fromValue(left.charValue() & right.longValue()); } break; case T_byte : switch (rightId){ case T_char : return Constant.fromValue(left.byteValue() & right.charValue()); case T_byte: return Constant.fromValue(left.byteValue() & right.byteValue()); case T_short: return Constant.fromValue(left.byteValue() & right.shortValue()); case T_int: return Constant.fromValue(left.byteValue() & right.intValue()); case T_long: return Constant.fromValue(left.byteValue() & right.longValue()); } break; case T_short : switch (rightId){ case T_char : return Constant.fromValue(left.shortValue() & right.charValue()); case T_byte: return Constant.fromValue(left.shortValue() & right.byteValue()); case T_short: return Constant.fromValue(left.shortValue() & right.shortValue()); case T_int: return Constant.fromValue(left.shortValue() & right.intValue()); case T_long: return Constant.fromValue(left.shortValue() & right.longValue()); } break; case T_int : switch (rightId){ case T_char : return Constant.fromValue(left.intValue() & right.charValue()); case T_byte: return Constant.fromValue(left.intValue() & right.byteValue()); case T_short: return Constant.fromValue(left.intValue() & right.shortValue()); case T_int: return Constant.fromValue(left.intValue() & right.intValue()); case T_long: return Constant.fromValue(left.intValue() & right.longValue()); } break; case T_long : switch (rightId){ case T_char : return Constant.fromValue(left.longValue() & right.charValue()); case T_byte: return Constant.fromValue(left.longValue() & right.byteValue()); case T_short: return Constant.fromValue(left.longValue() & right.shortValue()); case T_int: return Constant.fromValue(left.longValue() & right.intValue()); case T_long: return Constant.fromValue(left.longValue() & right.longValue()); } } return NotAConstant; } public static final Constant computeConstantOperationAND_AND(Constant left, int leftId, Constant right, int rightId) { return Constant.fromValue(left.booleanValue() && right.booleanValue()); } public static final Constant computeConstantOperationDIVIDE(Constant left, int leftId, Constant right, int rightId) { // division by zero must be handled outside this method (error reporting) switch (leftId){ case T_char : switch (rightId){ case T_char : return Constant.fromValue(left.charValue() / right.charValue()); case T_float: return Constant.fromValue(left.charValue() / right.floatValue()); case T_double: return Constant.fromValue(left.charValue() / right.doubleValue()); case T_byte: return Constant.fromValue(left.charValue() / right.byteValue()); case T_short: return Constant.fromValue(left.charValue() / right.shortValue()); case T_int: return Constant.fromValue(left.charValue() / right.intValue()); case T_long: return Constant.fromValue(left.charValue() / right.longValue()); } break; case T_float : switch (rightId){ case T_char : return Constant.fromValue(left.floatValue() / right.charValue()); case T_float: return Constant.fromValue(left.floatValue() / right.floatValue()); case T_double: return Constant.fromValue(left.floatValue() / right.doubleValue()); case T_byte: return Constant.fromValue(left.floatValue() / right.byteValue()); case T_short: return Constant.fromValue(left.floatValue() / right.shortValue()); case T_int: return Constant.fromValue(left.floatValue() / right.intValue()); case T_long: return Constant.fromValue(left.floatValue() / right.longValue()); } break; case T_double : switch (rightId){ case T_char : return Constant.fromValue(left.doubleValue() / right.charValue()); case T_float: return Constant.fromValue(left.doubleValue() / right.floatValue()); case T_double: return Constant.fromValue(left.doubleValue() / right.doubleValue()); case T_byte: return Constant.fromValue(left.doubleValue() / right.byteValue()); case T_short: return Constant.fromValue(left.doubleValue() / right.shortValue()); case T_int: return Constant.fromValue(left.doubleValue() / right.intValue()); case T_long: return Constant.fromValue(left.doubleValue() / right.longValue()); } break; case T_byte : switch (rightId){ case T_char : return Constant.fromValue(left.byteValue() / right.charValue()); case T_float: return Constant.fromValue(left.byteValue() / right.floatValue()); case T_double: return Constant.fromValue(left.byteValue() / right.doubleValue()); case T_byte: return Constant.fromValue(left.byteValue() / right.byteValue()); case T_short: return Constant.fromValue(left.byteValue() / right.shortValue()); case T_int: return Constant.fromValue(left.byteValue() / right.intValue()); case T_long: return Constant.fromValue(left.byteValue() / right.longValue()); } break; case T_short : switch (rightId){ case T_char : return Constant.fromValue(left.shortValue() / right.charValue()); case T_float: return Constant.fromValue(left.shortValue() / right.floatValue()); case T_double: return Constant.fromValue(left.shortValue() / right.doubleValue()); case T_byte: return Constant.fromValue(left.shortValue() / right.byteValue()); case T_short: return Constant.fromValue(left.shortValue() / right.shortValue()); case T_int: return Constant.fromValue(left.shortValue() / right.intValue()); case T_long: return Constant.fromValue(left.shortValue() / right.longValue()); } break; case T_int : switch (rightId){ case T_char : return Constant.fromValue(left.intValue() / right.charValue()); case T_float: return Constant.fromValue(left.intValue() / right.floatValue()); case T_double: return Constant.fromValue(left.intValue() / right.doubleValue()); case T_byte: return Constant.fromValue(left.intValue() / right.byteValue()); case T_short: return Constant.fromValue(left.intValue() / right.shortValue()); case T_int: return Constant.fromValue(left.intValue() / right.intValue()); case T_long: return Constant.fromValue(left.intValue() / right.longValue()); } break; case T_long : switch (rightId){ case T_char : return Constant.fromValue(left.longValue() / right.charValue()); case T_float: return Constant.fromValue(left.longValue() / right.floatValue()); case T_double: return Constant.fromValue(left.longValue() / right.doubleValue()); case T_byte: return Constant.fromValue(left.longValue() / right.byteValue()); case T_short: return Constant.fromValue(left.longValue() / right.shortValue()); case T_int: return Constant.fromValue(left.longValue() / right.intValue()); case T_long: return Constant.fromValue(left.longValue() / right.longValue()); } } return NotAConstant; } public static final Constant computeConstantOperationEQUAL_EQUAL(Constant left, int leftId, Constant right, int rightId) { switch (leftId){ case T_boolean : if (rightId == T_boolean) { return Constant.fromValue(left.booleanValue() == right.booleanValue()); } break; case T_char : switch (rightId){ case T_char : return Constant.fromValue(left.charValue() == right.charValue()); case T_float: return Constant.fromValue(left.charValue() == right.floatValue()); case T_double: return Constant.fromValue(left.charValue() == right.doubleValue()); case T_byte: return Constant.fromValue(left.charValue() == right.byteValue()); case T_short: return Constant.fromValue(left.charValue() == right.shortValue()); case T_int: return Constant.fromValue(left.charValue() == right.intValue()); case T_long: return Constant.fromValue(left.charValue() == right.longValue());} break; case T_float : switch (rightId){ case T_char : return Constant.fromValue(left.floatValue() == right.charValue()); case T_float: return Constant.fromValue(left.floatValue() == right.floatValue()); case T_double: return Constant.fromValue(left.floatValue() == right.doubleValue()); case T_byte: return Constant.fromValue(left.floatValue() == right.byteValue()); case T_short: return Constant.fromValue(left.floatValue() == right.shortValue()); case T_int: return Constant.fromValue(left.floatValue() == right.intValue()); case T_long: return Constant.fromValue(left.floatValue() == right.longValue()); } break; case T_double : switch (rightId){ case T_char : return Constant.fromValue(left.doubleValue() == right.charValue()); case T_float: return Constant.fromValue(left.doubleValue() == right.floatValue()); case T_double: return Constant.fromValue(left.doubleValue() == right.doubleValue()); case T_byte: return Constant.fromValue(left.doubleValue() == right.byteValue()); case T_short: return Constant.fromValue(left.doubleValue() == right.shortValue()); case T_int: return Constant.fromValue(left.doubleValue() == right.intValue()); case T_long: return Constant.fromValue(left.doubleValue() == right.longValue()); } break; case T_byte : switch (rightId){ case T_char : return Constant.fromValue(left.byteValue() == right.charValue()); case T_float: return Constant.fromValue(left.byteValue() == right.floatValue()); case T_double: return Constant.fromValue(left.byteValue() == right.doubleValue()); case T_byte: return Constant.fromValue(left.byteValue() == right.byteValue()); case T_short: return Constant.fromValue(left.byteValue() == right.shortValue()); case T_int: return Constant.fromValue(left.byteValue() == right.intValue()); case T_long: return Constant.fromValue(left.byteValue() == right.longValue()); } break; case T_short : switch (rightId){ case T_char : return Constant.fromValue(left.shortValue() == right.charValue()); case T_float: return Constant.fromValue(left.shortValue() == right.floatValue()); case T_double: return Constant.fromValue(left.shortValue() == right.doubleValue()); case T_byte: return Constant.fromValue(left.shortValue() == right.byteValue()); case T_short: return Constant.fromValue(left.shortValue() == right.shortValue()); case T_int: return Constant.fromValue(left.shortValue() == right.intValue()); case T_long: return Constant.fromValue(left.shortValue() == right.longValue()); } break; case T_int : switch (rightId){ case T_char : return Constant.fromValue(left.intValue() == right.charValue()); case T_float: return Constant.fromValue(left.intValue() == right.floatValue()); case T_double: return Constant.fromValue(left.intValue() == right.doubleValue()); case T_byte: return Constant.fromValue(left.intValue() == right.byteValue()); case T_short: return Constant.fromValue(left.intValue() == right.shortValue()); case T_int: return Constant.fromValue(left.intValue() == right.intValue()); case T_long: return Constant.fromValue(left.intValue() == right.longValue()); } break; case T_long : switch (rightId){ case T_char : return Constant.fromValue(left.longValue() == right.charValue()); case T_float: return Constant.fromValue(left.longValue() == right.floatValue()); case T_double: return Constant.fromValue(left.longValue() == right.doubleValue()); case T_byte: return Constant.fromValue(left.longValue() == right.byteValue()); case T_short: return Constant.fromValue(left.longValue() == right.shortValue()); case T_int: return Constant.fromValue(left.longValue() == right.intValue()); case T_long: return Constant.fromValue(left.longValue() == right.longValue()); } break; case T_JavaLangString : if (rightId == T_JavaLangString) { //String are interned in th compiler==>thus if two string constant //get to be compared, it is an equal on the vale which is done return Constant.fromValue(((StringConstant)left).compileTimeEqual((StringConstant)right)); } break; case T_null : if (rightId == T_JavaLangString) { return Constant.fromValue(false); } else { if (rightId == T_null) { return Constant.fromValue(true); } } } return Constant.fromValue(false); } public static final Constant computeConstantOperationGREATER(Constant left, int leftId, Constant right, int rightId) { switch (leftId){ case T_char : switch (rightId){ case T_char : return Constant.fromValue(left.charValue() > right.charValue()); case T_float: return Constant.fromValue(left.charValue() > right.floatValue()); case T_double: return Constant.fromValue(left.charValue() > right.doubleValue()); case T_byte: return Constant.fromValue(left.charValue() > right.byteValue()); case T_short: return Constant.fromValue(left.charValue() > right.shortValue()); case T_int: return Constant.fromValue(left.charValue() > right.intValue()); case T_long: return Constant.fromValue(left.charValue() > right.longValue()); } break; case T_float : switch (rightId){ case T_char : return Constant.fromValue(left.floatValue() > right.charValue()); case T_float: return Constant.fromValue(left.floatValue() > right.floatValue()); case T_double: return Constant.fromValue(left.floatValue() > right.doubleValue()); case T_byte: return Constant.fromValue(left.floatValue() > right.byteValue()); case T_short: return Constant.fromValue(left.floatValue() > right.shortValue()); case T_int: return Constant.fromValue(left.floatValue() > right.intValue()); case T_long: return Constant.fromValue(left.floatValue() > right.longValue()); } break; case T_double : switch (rightId){ case T_char : return Constant.fromValue(left.doubleValue() > right.charValue()); case T_float: return Constant.fromValue(left.doubleValue() > right.floatValue()); case T_double: return Constant.fromValue(left.doubleValue() > right.doubleValue()); case T_byte: return Constant.fromValue(left.doubleValue() > right.byteValue()); case T_short: return Constant.fromValue(left.doubleValue() > right.shortValue()); case T_int: return Constant.fromValue(left.doubleValue() > right.intValue()); case T_long: return Constant.fromValue(left.doubleValue() > right.longValue()); } break; case T_byte : switch (rightId){ case T_char : return Constant.fromValue(left.byteValue() > right.charValue()); case T_float: return Constant.fromValue(left.byteValue() > right.floatValue()); case T_double: return Constant.fromValue(left.byteValue() > right.doubleValue()); case T_byte: return Constant.fromValue(left.byteValue() > right.byteValue()); case T_short: return Constant.fromValue(left.byteValue() > right.shortValue()); case T_int: return Constant.fromValue(left.byteValue() > right.intValue()); case T_long: return Constant.fromValue(left.byteValue() > right.longValue()); } break; case T_short : switch (rightId){ case T_char : return Constant.fromValue(left.shortValue() > right.charValue()); case T_float: return Constant.fromValue(left.shortValue() > right.floatValue()); case T_double: return Constant.fromValue(left.shortValue() > right.doubleValue()); case T_byte: return Constant.fromValue(left.shortValue() > right.byteValue()); case T_short: return Constant.fromValue(left.shortValue() > right.shortValue()); case T_int: return Constant.fromValue(left.shortValue() > right.intValue()); case T_long: return Constant.fromValue(left.shortValue() > right.longValue()); } break; case T_int : switch (rightId){ case T_char : return Constant.fromValue(left.intValue() > right.charValue()); case T_float: return Constant.fromValue(left.intValue() > right.floatValue()); case T_double: return Constant.fromValue(left.intValue() > right.doubleValue()); case T_byte: return Constant.fromValue(left.intValue() > right.byteValue()); case T_short: return Constant.fromValue(left.intValue() > right.shortValue()); case T_int: return Constant.fromValue(left.intValue() > right.intValue()); case T_long: return Constant.fromValue(left.intValue() > right.longValue()); } break; case T_long : switch (rightId){ case T_char : return Constant.fromValue(left.longValue() > right.charValue()); case T_float: return Constant.fromValue(left.longValue() > right.floatValue()); case T_double: return Constant.fromValue(left.longValue() > right.doubleValue()); case T_byte: return Constant.fromValue(left.longValue() > right.byteValue()); case T_short: return Constant.fromValue(left.longValue() > right.shortValue()); case T_int: return Constant.fromValue(left.longValue() > right.intValue()); case T_long: return Constant.fromValue(left.longValue() > right.longValue()); } } return NotAConstant; } public static final Constant computeConstantOperationGREATER_EQUAL(Constant left, int leftId, Constant right, int rightId) { switch (leftId){ case T_char : switch (rightId){ case T_char : return Constant.fromValue(left.charValue() >= right.charValue()); case T_float: return Constant.fromValue(left.charValue() >= right.floatValue()); case T_double: return Constant.fromValue(left.charValue() >= right.doubleValue()); case T_byte: return Constant.fromValue(left.charValue() >= right.byteValue()); case T_short: return Constant.fromValue(left.charValue() >= right.shortValue()); case T_int: return Constant.fromValue(left.charValue() >= right.intValue()); case T_long: return Constant.fromValue(left.charValue() >= right.longValue()); } break; case T_float : switch (rightId){ case T_char : return Constant.fromValue(left.floatValue() >= right.charValue()); case T_float: return Constant.fromValue(left.floatValue() >= right.floatValue()); case T_double: return Constant.fromValue(left.floatValue() >= right.doubleValue()); case T_byte: return Constant.fromValue(left.floatValue() >= right.byteValue()); case T_short: return Constant.fromValue(left.floatValue() >= right.shortValue()); case T_int: return Constant.fromValue(left.floatValue() >= right.intValue()); case T_long: return Constant.fromValue(left.floatValue() >= right.longValue()); } break; case T_double : switch (rightId){ case T_char : return Constant.fromValue(left.doubleValue() >= right.charValue()); case T_float: return Constant.fromValue(left.doubleValue() >= right.floatValue()); case T_double: return Constant.fromValue(left.doubleValue() >= right.doubleValue()); case T_byte: return Constant.fromValue(left.doubleValue() >= right.byteValue()); case T_short: return Constant.fromValue(left.doubleValue() >= right.shortValue()); case T_int: return Constant.fromValue(left.doubleValue() >= right.intValue()); case T_long: return Constant.fromValue(left.doubleValue() >= right.longValue()); } break; case T_byte : switch (rightId){ case T_char : return Constant.fromValue(left.byteValue() >= right.charValue()); case T_float: return Constant.fromValue(left.byteValue() >= right.floatValue()); case T_double: return Constant.fromValue(left.byteValue() >= right.doubleValue()); case T_byte: return Constant.fromValue(left.byteValue() >= right.byteValue()); case T_short: return Constant.fromValue(left.byteValue() >= right.shortValue()); case T_int: return Constant.fromValue(left.byteValue() >= right.intValue()); case T_long: return Constant.fromValue(left.byteValue() >= right.longValue()); } break; case T_short : switch (rightId){ case T_char : return Constant.fromValue(left.shortValue() >= right.charValue()); case T_float: return Constant.fromValue(left.shortValue() >= right.floatValue()); case T_double: return Constant.fromValue(left.shortValue() >= right.doubleValue()); case T_byte: return Constant.fromValue(left.shortValue() >= right.byteValue()); case T_short: return Constant.fromValue(left.shortValue() >= right.shortValue()); case T_int: return Constant.fromValue(left.shortValue() >= right.intValue()); case T_long: return Constant.fromValue(left.shortValue() >= right.longValue()); } break; case T_int : switch (rightId){ case T_char : return Constant.fromValue(left.intValue() >= right.charValue()); case T_float: return Constant.fromValue(left.intValue() >= right.floatValue()); case T_double: return Constant.fromValue(left.intValue() >= right.doubleValue()); case T_byte: return Constant.fromValue(left.intValue() >= right.byteValue()); case T_short: return Constant.fromValue(left.intValue() >= right.shortValue()); case T_int: return Constant.fromValue(left.intValue() >= right.intValue()); case T_long: return Constant.fromValue(left.intValue() >= right.longValue()); } break; case T_long : switch (rightId){ case T_char : return Constant.fromValue(left.longValue() >= right.charValue()); case T_float: return Constant.fromValue(left.longValue() >= right.floatValue()); case T_double: return Constant.fromValue(left.longValue() >= right.doubleValue()); case T_byte: return Constant.fromValue(left.longValue() >= right.byteValue()); case T_short: return Constant.fromValue(left.longValue() >= right.shortValue()); case T_int: return Constant.fromValue(left.longValue() >= right.intValue()); case T_long: return Constant.fromValue(left.longValue() >= right.longValue()); } } return NotAConstant; } public static final Constant computeConstantOperationLEFT_SHIFT(Constant left, int leftId, Constant right, int rightId) { switch (leftId){ case T_char : switch (rightId){ case T_char : return Constant.fromValue(left.charValue() << right.charValue()); case T_byte: return Constant.fromValue(left.charValue() << right.byteValue()); case T_short: return Constant.fromValue(left.charValue() << right.shortValue()); case T_int: return Constant.fromValue(left.charValue() << right.intValue()); case T_long: return Constant.fromValue(left.charValue() << right.longValue()); } break; case T_byte : switch (rightId){ case T_char : return Constant.fromValue(left.byteValue() << right.charValue()); case T_byte: return Constant.fromValue(left.byteValue() << right.byteValue()); case T_short: return Constant.fromValue(left.byteValue() << right.shortValue()); case T_int: return Constant.fromValue(left.byteValue() << right.intValue()); case T_long: return Constant.fromValue(left.byteValue() << right.longValue()); } break; case T_short : switch (rightId){ case T_char : return Constant.fromValue(left.shortValue() << right.charValue()); case T_byte: return Constant.fromValue(left.shortValue() << right.byteValue()); case T_short: return Constant.fromValue(left.shortValue() << right.shortValue()); case T_int: return Constant.fromValue(left.shortValue() << right.intValue()); case T_long: return Constant.fromValue(left.shortValue() << right.longValue()); } break; case T_int : switch (rightId){ case T_char : return Constant.fromValue(left.intValue() << right.charValue()); case T_byte: return Constant.fromValue(left.intValue() << right.byteValue()); case T_short: return Constant.fromValue(left.intValue() << right.shortValue()); case T_int: return Constant.fromValue(left.intValue() << right.intValue()); case T_long: return Constant.fromValue(left.intValue() << right.longValue()); } break; case T_long : switch (rightId){ case T_char : return Constant.fromValue(left.longValue() << right.charValue()); case T_byte: return Constant.fromValue(left.longValue() << right.byteValue()); case T_short: return Constant.fromValue(left.longValue() << right.shortValue()); case T_int: return Constant.fromValue(left.longValue() << right.intValue()); case T_long: return Constant.fromValue(left.longValue() << right.longValue()); } } return NotAConstant; } public static final Constant computeConstantOperationLESS(Constant left, int leftId, Constant right, int rightId) { switch (leftId){ case T_char : switch (rightId){ case T_char : return Constant.fromValue(left.charValue() < right.charValue()); case T_float: return Constant.fromValue(left.charValue() < right.floatValue()); case T_double: return Constant.fromValue(left.charValue() < right.doubleValue()); case T_byte: return Constant.fromValue(left.charValue() < right.byteValue()); case T_short: return Constant.fromValue(left.charValue() < right.shortValue()); case T_int: return Constant.fromValue(left.charValue() < right.intValue()); case T_long: return Constant.fromValue(left.charValue() < right.longValue()); } break; case T_float : switch (rightId){ case T_char : return Constant.fromValue(left.floatValue() < right.charValue()); case T_float: return Constant.fromValue(left.floatValue() < right.floatValue()); case T_double: return Constant.fromValue(left.floatValue() < right.doubleValue()); case T_byte: return Constant.fromValue(left.floatValue() < right.byteValue()); case T_short: return Constant.fromValue(left.floatValue() < right.shortValue()); case T_int: return Constant.fromValue(left.floatValue() < right.intValue()); case T_long: return Constant.fromValue(left.floatValue() < right.longValue()); } break; case T_double : switch (rightId){ case T_char : return Constant.fromValue(left.doubleValue() < right.charValue()); case T_float: return Constant.fromValue(left.doubleValue() < right.floatValue()); case T_double: return Constant.fromValue(left.doubleValue() < right.doubleValue()); case T_byte: return Constant.fromValue(left.doubleValue() < right.byteValue()); case T_short: return Constant.fromValue(left.doubleValue() < right.shortValue()); case T_int: return Constant.fromValue(left.doubleValue() < right.intValue()); case T_long: return Constant.fromValue(left.doubleValue() < right.longValue()); } break; case T_byte : switch (rightId){ case T_char : return Constant.fromValue(left.byteValue() < right.charValue()); case T_float: return Constant.fromValue(left.byteValue() < right.floatValue()); case T_double: return Constant.fromValue(left.byteValue() < right.doubleValue()); case T_byte: return Constant.fromValue(left.byteValue() < right.byteValue()); case T_short: return Constant.fromValue(left.byteValue() < right.shortValue()); case T_int: return Constant.fromValue(left.byteValue() < right.intValue()); case T_long: return Constant.fromValue(left.byteValue() < right.longValue()); } break; case T_short : switch (rightId){ case T_char : return Constant.fromValue(left.shortValue() < right.charValue()); case T_float: return Constant.fromValue(left.shortValue() < right.floatValue()); case T_double: return Constant.fromValue(left.shortValue() < right.doubleValue()); case T_byte: return Constant.fromValue(left.shortValue() < right.byteValue()); case T_short: return Constant.fromValue(left.shortValue() < right.shortValue()); case T_int: return Constant.fromValue(left.shortValue() < right.intValue()); case T_long: return Constant.fromValue(left.shortValue() < right.longValue()); } break; case T_int : switch (rightId){ case T_char : return Constant.fromValue(left.intValue() < right.charValue()); case T_float: return Constant.fromValue(left.intValue() < right.floatValue()); case T_double: return Constant.fromValue(left.intValue() < right.doubleValue()); case T_byte: return Constant.fromValue(left.intValue() < right.byteValue()); case T_short: return Constant.fromValue(left.intValue() < right.shortValue()); case T_int: return Constant.fromValue(left.intValue() < right.intValue()); case T_long: return Constant.fromValue(left.intValue() < right.longValue()); } break; case T_long : switch (rightId){ case T_char : return Constant.fromValue(left.longValue() < right.charValue()); case T_float: return Constant.fromValue(left.longValue() < right.floatValue()); case T_double: return Constant.fromValue(left.longValue() < right.doubleValue()); case T_byte: return Constant.fromValue(left.longValue() < right.byteValue()); case T_short: return Constant.fromValue(left.longValue() < right.shortValue()); case T_int: return Constant.fromValue(left.longValue() < right.intValue()); case T_long: return Constant.fromValue(left.longValue() < right.longValue()); } } return NotAConstant; } public static final Constant computeConstantOperationLESS_EQUAL(Constant left, int leftId, Constant right, int rightId) { switch (leftId){ case T_char : switch (rightId){ case T_char : return Constant.fromValue(left.charValue() <= right.charValue()); case T_float: return Constant.fromValue(left.charValue() <= right.floatValue()); case T_double: return Constant.fromValue(left.charValue() <= right.doubleValue()); case T_byte: return Constant.fromValue(left.charValue() <= right.byteValue()); case T_short: return Constant.fromValue(left.charValue() <= right.shortValue()); case T_int: return Constant.fromValue(left.charValue() <= right.intValue()); case T_long: return Constant.fromValue(left.charValue() <= right.longValue()); } break; case T_float : switch (rightId){ case T_char : return Constant.fromValue(left.floatValue() <= right.charValue()); case T_float: return Constant.fromValue(left.floatValue() <= right.floatValue()); case T_double: return Constant.fromValue(left.floatValue() <= right.doubleValue()); case T_byte: return Constant.fromValue(left.floatValue() <= right.byteValue()); case T_short: return Constant.fromValue(left.floatValue() <= right.shortValue()); case T_int: return Constant.fromValue(left.floatValue() <= right.intValue()); case T_long: return Constant.fromValue(left.floatValue() <= right.longValue()); } break; case T_double : switch (rightId){ case T_char : return Constant.fromValue(left.doubleValue() <= right.charValue()); case T_float: return Constant.fromValue(left.doubleValue() <= right.floatValue()); case T_double: return Constant.fromValue(left.doubleValue() <= right.doubleValue()); case T_byte: return Constant.fromValue(left.doubleValue() <= right.byteValue()); case T_short: return Constant.fromValue(left.doubleValue() <= right.shortValue()); case T_int: return Constant.fromValue(left.doubleValue() <= right.intValue()); case T_long: return Constant.fromValue(left.doubleValue() <= right.longValue()); } break; case T_byte : switch (rightId){ case T_char : return Constant.fromValue(left.byteValue() <= right.charValue()); case T_float: return Constant.fromValue(left.byteValue() <= right.floatValue()); case T_double: return Constant.fromValue(left.byteValue() <= right.doubleValue()); case T_byte: return Constant.fromValue(left.byteValue() <= right.byteValue()); case T_short: return Constant.fromValue(left.byteValue() <= right.shortValue()); case T_int: return Constant.fromValue(left.byteValue() <= right.intValue()); case T_long: return Constant.fromValue(left.byteValue() <= right.longValue()); } break; case T_short : switch (rightId){ case T_char : return Constant.fromValue(left.shortValue() <= right.charValue()); case T_float: return Constant.fromValue(left.shortValue() <= right.floatValue()); case T_double: return Constant.fromValue(left.shortValue() <= right.doubleValue()); case T_byte: return Constant.fromValue(left.shortValue() <= right.byteValue()); case T_short: return Constant.fromValue(left.shortValue() <= right.shortValue()); case T_int: return Constant.fromValue(left.shortValue() <= right.intValue()); case T_long: return Constant.fromValue(left.shortValue() <= right.longValue()); } break; case T_int : switch (rightId){ case T_char : return Constant.fromValue(left.intValue() <= right.charValue()); case T_float: return Constant.fromValue(left.intValue() <= right.floatValue()); case T_double: return Constant.fromValue(left.intValue() <= right.doubleValue()); case T_byte: return Constant.fromValue(left.intValue() <= right.byteValue()); case T_short: return Constant.fromValue(left.intValue() <= right.shortValue()); case T_int: return Constant.fromValue(left.intValue() <= right.intValue()); case T_long: return Constant.fromValue(left.intValue() <= right.longValue()); } break; case T_long : switch (rightId){ case T_char : return Constant.fromValue(left.longValue() <= right.charValue()); case T_float: return Constant.fromValue(left.longValue() <= right.floatValue()); case T_double: return Constant.fromValue(left.longValue() <= right.doubleValue()); case T_byte: return Constant.fromValue(left.longValue() <= right.byteValue()); case T_short: return Constant.fromValue(left.longValue() <= right.shortValue()); case T_int: return Constant.fromValue(left.longValue() <= right.intValue()); case T_long: return Constant.fromValue(left.longValue() <= right.longValue()); } } return NotAConstant; } public static final Constant computeConstantOperationMINUS(Constant left, int leftId, Constant right, int rightId) { switch (leftId){ case T_char : switch (rightId){ case T_char : return Constant.fromValue(left.charValue() - right.charValue()); case T_float: return Constant.fromValue(left.charValue() - right.floatValue()); case T_double: return Constant.fromValue(left.charValue() - right.doubleValue()); case T_byte: return Constant.fromValue(left.charValue() - right.byteValue()); case T_short: return Constant.fromValue(left.charValue() - right.shortValue()); case T_int: return Constant.fromValue(left.charValue() - right.intValue()); case T_long: return Constant.fromValue(left.charValue() - right.longValue()); } break; case T_float : switch (rightId){ case T_char : return Constant.fromValue(left.floatValue() - right.charValue()); case T_float: return Constant.fromValue(left.floatValue() - right.floatValue()); case T_double: return Constant.fromValue(left.floatValue() - right.doubleValue()); case T_byte: return Constant.fromValue(left.floatValue() - right.byteValue()); case T_short: return Constant.fromValue(left.floatValue() - right.shortValue()); case T_int: return Constant.fromValue(left.floatValue() - right.intValue()); case T_long: return Constant.fromValue(left.floatValue() - right.longValue()); } break; case T_double : switch (rightId){ case T_char : return Constant.fromValue(left.doubleValue() - right.charValue()); case T_float: return Constant.fromValue(left.doubleValue() - right.floatValue()); case T_double: return Constant.fromValue(left.doubleValue() - right.doubleValue()); case T_byte: return Constant.fromValue(left.doubleValue() - right.byteValue()); case T_short: return Constant.fromValue(left.doubleValue() - right.shortValue()); case T_int: return Constant.fromValue(left.doubleValue() - right.intValue()); case T_long: return Constant.fromValue(left.doubleValue() - right.longValue()); } break; case T_byte : switch (rightId){ case T_char : return Constant.fromValue(left.byteValue() - right.charValue()); case T_float: return Constant.fromValue(left.byteValue() - right.floatValue()); case T_double: return Constant.fromValue(left.byteValue() - right.doubleValue()); case T_byte: return Constant.fromValue(left.byteValue() - right.byteValue()); case T_short: return Constant.fromValue(left.byteValue() - right.shortValue()); case T_int: return Constant.fromValue(left.byteValue() - right.intValue()); case T_long: return Constant.fromValue(left.byteValue() - right.longValue()); } break; case T_short : switch (rightId){ case T_char : return Constant.fromValue(left.shortValue() - right.charValue()); case T_float: return Constant.fromValue(left.shortValue() - right.floatValue()); case T_double: return Constant.fromValue(left.shortValue() - right.doubleValue()); case T_byte: return Constant.fromValue(left.shortValue() - right.byteValue()); case T_short: return Constant.fromValue(left.shortValue() - right.shortValue()); case T_int: return Constant.fromValue(left.shortValue() - right.intValue()); case T_long: return Constant.fromValue(left.shortValue() - right.longValue()); } break; case T_int : switch (rightId){ case T_char : return Constant.fromValue(left.intValue() - right.charValue()); case T_float: return Constant.fromValue(left.intValue() - right.floatValue()); case T_double: return Constant.fromValue(left.intValue() - right.doubleValue()); case T_byte: return Constant.fromValue(left.intValue() - right.byteValue()); case T_short: return Constant.fromValue(left.intValue() - right.shortValue()); case T_int: return Constant.fromValue(left.intValue() - right.intValue()); case T_long: return Constant.fromValue(left.intValue() - right.longValue()); } break; case T_long : switch (rightId){ case T_char : return Constant.fromValue(left.longValue() - right.charValue()); case T_float: return Constant.fromValue(left.longValue() - right.floatValue()); case T_double: return Constant.fromValue(left.longValue() - right.doubleValue()); case T_byte: return Constant.fromValue(left.longValue() - right.byteValue()); case T_short: return Constant.fromValue(left.longValue() - right.shortValue()); case T_int: return Constant.fromValue(left.longValue() - right.intValue()); case T_long: return Constant.fromValue(left.longValue() - right.longValue()); } } return NotAConstant; } public static final Constant computeConstantOperationMULTIPLY(Constant left, int leftId, Constant right, int rightId) { switch (leftId){ case T_char : switch (rightId){ case T_char : return Constant.fromValue(left.charValue() * right.charValue()); case T_float: return Constant.fromValue(left.charValue() * right.floatValue()); case T_double: return Constant.fromValue(left.charValue() * right.doubleValue()); case T_byte: return Constant.fromValue(left.charValue() * right.byteValue()); case T_short: return Constant.fromValue(left.charValue() * right.shortValue()); case T_int: return Constant.fromValue(left.charValue() * right.intValue()); case T_long: return Constant.fromValue(left.charValue() * right.longValue()); } break; case T_float : switch (rightId){ case T_char : return Constant.fromValue(left.floatValue() * right.charValue()); case T_float: return Constant.fromValue(left.floatValue() * right.floatValue()); case T_double: return Constant.fromValue(left.floatValue() * right.doubleValue()); case T_byte: return Constant.fromValue(left.floatValue() * right.byteValue()); case T_short: return Constant.fromValue(left.floatValue() * right.shortValue()); case T_int: return Constant.fromValue(left.floatValue() * right.intValue()); case T_long: return Constant.fromValue(left.floatValue() * right.longValue()); } break; case T_double : switch (rightId){ case T_char : return Constant.fromValue(left.doubleValue() * right.charValue()); case T_float: return Constant.fromValue(left.doubleValue() * right.floatValue()); case T_double: return Constant.fromValue(left.doubleValue() * right.doubleValue()); case T_byte: return Constant.fromValue(left.doubleValue() * right.byteValue()); case T_short: return Constant.fromValue(left.doubleValue() * right.shortValue()); case T_int: return Constant.fromValue(left.doubleValue() * right.intValue()); case T_long: return Constant.fromValue(left.doubleValue() * right.longValue()); } break; case T_byte : switch (rightId){ case T_char : return Constant.fromValue(left.byteValue() * right.charValue()); case T_float: return Constant.fromValue(left.byteValue() * right.floatValue()); case T_double: return Constant.fromValue(left.byteValue() * right.doubleValue()); case T_byte: return Constant.fromValue(left.byteValue() * right.byteValue()); case T_short: return Constant.fromValue(left.byteValue() * right.shortValue()); case T_int: return Constant.fromValue(left.byteValue() * right.intValue()); case T_long: return Constant.fromValue(left.byteValue() * right.longValue()); } break; case T_short : switch (rightId){ case T_char : return Constant.fromValue(left.shortValue() * right.charValue()); case T_float: return Constant.fromValue(left.shortValue() * right.floatValue()); case T_double: return Constant.fromValue(left.shortValue() * right.doubleValue()); case T_byte: return Constant.fromValue(left.shortValue() * right.byteValue()); case T_short: return Constant.fromValue(left.shortValue() * right.shortValue()); case T_int: return Constant.fromValue(left.shortValue() * right.intValue()); case T_long: return Constant.fromValue(left.shortValue() * right.longValue()); } break; case T_int : switch (rightId){ case T_char : return Constant.fromValue(left.intValue() * right.charValue()); case T_float: return Constant.fromValue(left.intValue() * right.floatValue()); case T_double: return Constant.fromValue(left.intValue() * right.doubleValue()); case T_byte: return Constant.fromValue(left.intValue() * right.byteValue()); case T_short: return Constant.fromValue(left.intValue() * right.shortValue()); case T_int: return Constant.fromValue(left.intValue() * right.intValue()); case T_long: return Constant.fromValue(left.intValue() * right.longValue()); } break; case T_long : switch (rightId){ case T_char : return Constant.fromValue(left.longValue() * right.charValue()); case T_float: return Constant.fromValue(left.longValue() * right.floatValue()); case T_double: return Constant.fromValue(left.longValue() * right.doubleValue()); case T_byte: return Constant.fromValue(left.longValue() * right.byteValue()); case T_short: return Constant.fromValue(left.longValue() * right.shortValue()); case T_int: return Constant.fromValue(left.longValue() * right.intValue()); case T_long: return Constant.fromValue(left.longValue() * right.longValue()); } } return NotAConstant; } public static final Constant computeConstantOperationOR(Constant left, int leftId, Constant right, int rightId) { switch (leftId){ case T_boolean : return Constant.fromValue(left.booleanValue() | right.booleanValue()); case T_char : switch (rightId){ case T_char : return Constant.fromValue(left.charValue() | right.charValue()); case T_byte: return Constant.fromValue(left.charValue() | right.byteValue()); case T_short: return Constant.fromValue(left.charValue() | right.shortValue()); case T_int: return Constant.fromValue(left.charValue() | right.intValue()); case T_long: return Constant.fromValue(left.charValue() | right.longValue()); } break; case T_byte : switch (rightId){ case T_char : return Constant.fromValue(left.byteValue() | right.charValue()); case T_byte: return Constant.fromValue(left.byteValue() | right.byteValue()); case T_short: return Constant.fromValue(left.byteValue() | right.shortValue()); case T_int: return Constant.fromValue(left.byteValue() | right.intValue()); case T_long: return Constant.fromValue(left.byteValue() | right.longValue()); } break; case T_short : switch (rightId){ case T_char : return Constant.fromValue(left.shortValue() | right.charValue()); case T_byte: return Constant.fromValue(left.shortValue() | right.byteValue()); case T_short: return Constant.fromValue(left.shortValue() | right.shortValue()); case T_int: return Constant.fromValue(left.shortValue() | right.intValue()); case T_long: return Constant.fromValue(left.shortValue() | right.longValue()); } break; case T_int : switch (rightId){ case T_char : return Constant.fromValue(left.intValue() | right.charValue()); case T_byte: return Constant.fromValue(left.intValue() | right.byteValue()); case T_short: return Constant.fromValue(left.intValue() | right.shortValue()); case T_int: return Constant.fromValue(left.intValue() | right.intValue()); case T_long: return Constant.fromValue(left.intValue() | right.longValue()); } break; case T_long : switch (rightId){ case T_char : return Constant.fromValue(left.longValue() | right.charValue()); case T_byte: return Constant.fromValue(left.longValue() | right.byteValue()); case T_short: return Constant.fromValue(left.longValue() | right.shortValue()); case T_int: return Constant.fromValue(left.longValue() | right.intValue()); case T_long: return Constant.fromValue(left.longValue() | right.longValue()); } } return NotAConstant; } public static final Constant computeConstantOperationOR_OR(Constant left, int leftId, Constant right, int rightId) { return Constant.fromValue(left.booleanValue() || right.booleanValue()); } public static final Constant computeConstantOperationPLUS(Constant left, int leftId, Constant right, int rightId) { switch (leftId){ case T_JavaLangObject : if (rightId == T_JavaLangString) { return Constant.fromValue(left.stringValue() + right.stringValue()); } case T_boolean : if (rightId == T_JavaLangString) { return Constant.fromValue(left.stringValue() + right.stringValue()); } break; case T_char : switch (rightId){ case T_char : return Constant.fromValue(left.charValue() + right.charValue()); case T_float: return Constant.fromValue(left.charValue() + right.floatValue()); case T_double: return Constant.fromValue(left.charValue() + right.doubleValue()); case T_byte: return Constant.fromValue(left.charValue() + right.byteValue()); case T_short: return Constant.fromValue(left.charValue() + right.shortValue()); case T_int: return Constant.fromValue(left.charValue() + right.intValue()); case T_long: return Constant.fromValue(left.charValue() + right.longValue()); case T_JavaLangString: return Constant.fromValue(left.stringValue() + right.stringValue()); } break; case T_float : switch (rightId){ case T_char : return Constant.fromValue(left.floatValue() + right.charValue()); case T_float: return Constant.fromValue(left.floatValue() + right.floatValue()); case T_double: return Constant.fromValue(left.floatValue() + right.doubleValue()); case T_byte: return Constant.fromValue(left.floatValue() + right.byteValue()); case T_short: return Constant.fromValue(left.floatValue() + right.shortValue()); case T_int: return Constant.fromValue(left.floatValue() + right.intValue()); case T_long: return Constant.fromValue(left.floatValue() + right.longValue()); case T_JavaLangString: return Constant.fromValue(left.stringValue() + right.stringValue()); } break; case T_double : switch (rightId){ case T_char : return Constant.fromValue(left.doubleValue() + right.charValue()); case T_float: return Constant.fromValue(left.doubleValue() + right.floatValue()); case T_double: return Constant.fromValue(left.doubleValue() + right.doubleValue()); case T_byte: return Constant.fromValue(left.doubleValue() + right.byteValue()); case T_short: return Constant.fromValue(left.doubleValue() + right.shortValue()); case T_int: return Constant.fromValue(left.doubleValue() + right.intValue()); case T_long: return Constant.fromValue(left.doubleValue() + right.longValue()); case T_JavaLangString: return Constant.fromValue(left.stringValue() + right.stringValue()); } break; case T_byte : switch (rightId){ case T_char : return Constant.fromValue(left.byteValue() + right.charValue()); case T_float: return Constant.fromValue(left.byteValue() + right.floatValue()); case T_double: return Constant.fromValue(left.byteValue() + right.doubleValue()); case T_byte: return Constant.fromValue(left.byteValue() + right.byteValue()); case T_short: return Constant.fromValue(left.byteValue() + right.shortValue()); case T_int: return Constant.fromValue(left.byteValue() + right.intValue()); case T_long: return Constant.fromValue(left.byteValue() + right.longValue()); case T_JavaLangString: return Constant.fromValue(left.stringValue() + right.stringValue()); } break; case T_short : switch (rightId){ case T_char : return Constant.fromValue(left.shortValue() + right.charValue()); case T_float: return Constant.fromValue(left.shortValue() + right.floatValue()); case T_double: return Constant.fromValue(left.shortValue() + right.doubleValue()); case T_byte: return Constant.fromValue(left.shortValue() + right.byteValue()); case T_short: return Constant.fromValue(left.shortValue() + right.shortValue()); case T_int: return Constant.fromValue(left.shortValue() + right.intValue()); case T_long: return Constant.fromValue(left.shortValue() + right.longValue()); case T_JavaLangString: return Constant.fromValue(left.stringValue() + right.stringValue()); } break; case T_int : switch (rightId){ case T_char : return Constant.fromValue(left.intValue() + right.charValue()); case T_float: return Constant.fromValue(left.intValue() + right.floatValue()); case T_double: return Constant.fromValue(left.intValue() + right.doubleValue()); case T_byte: return Constant.fromValue(left.intValue() + right.byteValue()); case T_short: return Constant.fromValue(left.intValue() + right.shortValue()); case T_int: return Constant.fromValue(left.intValue() + right.intValue()); case T_long: return Constant.fromValue(left.intValue() + right.longValue()); case T_JavaLangString: return Constant.fromValue(left.stringValue() + right.stringValue()); } break; case T_long : switch (rightId){ case T_char : return Constant.fromValue(left.longValue() + right.charValue()); case T_float: return Constant.fromValue(left.longValue() + right.floatValue()); case T_double: return Constant.fromValue(left.longValue() + right.doubleValue()); case T_byte: return Constant.fromValue(left.longValue() + right.byteValue()); case T_short: return Constant.fromValue(left.longValue() + right.shortValue()); case T_int: return Constant.fromValue(left.longValue() + right.intValue()); case T_long: return Constant.fromValue(left.longValue() + right.longValue()); case T_JavaLangString: return Constant.fromValue(left.stringValue() + right.stringValue()); } break; case T_JavaLangString : switch (rightId){ case T_char : return Constant.fromValue(left.stringValue() + right.stringValue()); case T_float: return Constant.fromValue(left.stringValue() + right.stringValue()); case T_double: return Constant.fromValue(left.stringValue() + right.stringValue()); case T_byte: return Constant.fromValue(left.stringValue() + right.stringValue()); case T_short: return Constant.fromValue(left.stringValue() + right.stringValue()); case T_int: return Constant.fromValue(left.stringValue() + right.stringValue()); case T_long: return Constant.fromValue(left.stringValue() + right.stringValue()); case T_JavaLangString: return Constant.fromValue(left.stringValue() + right.stringValue()); case T_boolean: return Constant.fromValue(left.stringValue() + right.stringValue()); } break; case T_null : switch (rightId){ case T_char : return Constant.fromValue(left.stringValue() + right.stringValue()); case T_float: return Constant.fromValue(left.stringValue() + right.stringValue()); case T_double: return Constant.fromValue(left.stringValue() + right.stringValue()); case T_byte: return Constant.fromValue(left.stringValue() + right.stringValue()); case T_short: return Constant.fromValue(left.stringValue() + right.stringValue()); case T_int: return Constant.fromValue(left.stringValue() + right.stringValue()); case T_long: return Constant.fromValue(left.stringValue() + right.stringValue()); case T_JavaLangString: return Constant.fromValue(left.stringValue() + right.stringValue()); } } return NotAConstant; } public static final Constant computeConstantOperationREMAINDER(Constant left, int leftId, Constant right, int rightId) { switch (leftId){ case T_char : switch (rightId){ case T_char : return Constant.fromValue(left.charValue() % right.charValue()); case T_float: return Constant.fromValue(left.charValue() % right.floatValue()); case T_double: return Constant.fromValue(left.charValue() % right.doubleValue()); case T_byte: return Constant.fromValue(left.charValue() % right.byteValue()); case T_short: return Constant.fromValue(left.charValue() % right.shortValue()); case T_int: return Constant.fromValue(left.charValue() % right.intValue()); case T_long: return Constant.fromValue(left.charValue() % right.longValue()); } break; case T_float : switch (rightId){ case T_char : return Constant.fromValue(left.floatValue() % right.charValue()); case T_float: return Constant.fromValue(left.floatValue() % right.floatValue()); case T_double: return Constant.fromValue(left.floatValue() % right.doubleValue()); case T_byte: return Constant.fromValue(left.floatValue() % right.byteValue()); case T_short: return Constant.fromValue(left.floatValue() % right.shortValue()); case T_int: return Constant.fromValue(left.floatValue() % right.intValue()); case T_long: return Constant.fromValue(left.floatValue() % right.longValue()); } break; case T_double : switch (rightId){ case T_char : return Constant.fromValue(left.doubleValue() % right.charValue()); case T_float: return Constant.fromValue(left.doubleValue() % right.floatValue()); case T_double: return Constant.fromValue(left.doubleValue() % right.doubleValue()); case T_byte: return Constant.fromValue(left.doubleValue() % right.byteValue()); case T_short: return Constant.fromValue(left.doubleValue() % right.shortValue()); case T_int: return Constant.fromValue(left.doubleValue() % right.intValue()); case T_long: return Constant.fromValue(left.doubleValue() % right.longValue()); } break; case T_byte : switch (rightId){ case T_char : return Constant.fromValue(left.byteValue() % right.charValue()); case T_float: return Constant.fromValue(left.byteValue() % right.floatValue()); case T_double: return Constant.fromValue(left.byteValue() % right.doubleValue()); case T_byte: return Constant.fromValue(left.byteValue() % right.byteValue()); case T_short: return Constant.fromValue(left.byteValue() % right.shortValue()); case T_int: return Constant.fromValue(left.byteValue() % right.intValue()); case T_long: return Constant.fromValue(left.byteValue() % right.longValue()); } break; case T_short : switch (rightId){ case T_char : return Constant.fromValue(left.shortValue() % right.charValue()); case T_float: return Constant.fromValue(left.shortValue() % right.floatValue()); case T_double: return Constant.fromValue(left.shortValue() % right.doubleValue()); case T_byte: return Constant.fromValue(left.shortValue() % right.byteValue()); case T_short: return Constant.fromValue(left.shortValue() % right.shortValue()); case T_int: return Constant.fromValue(left.shortValue() % right.intValue()); case T_long: return Constant.fromValue(left.shortValue() % right.longValue()); } break; case T_int : switch (rightId){ case T_char : return Constant.fromValue(left.intValue() % right.charValue()); case T_float: return Constant.fromValue(left.intValue() % right.floatValue()); case T_double: return Constant.fromValue(left.intValue() % right.doubleValue()); case T_byte: return Constant.fromValue(left.intValue() % right.byteValue()); case T_short: return Constant.fromValue(left.intValue() % right.shortValue()); case T_int: return Constant.fromValue(left.intValue() % right.intValue()); case T_long: return Constant.fromValue(left.intValue() % right.longValue()); } break; case T_long : switch (rightId){ case T_char : return Constant.fromValue(left.longValue() % right.charValue()); case T_float: return Constant.fromValue(left.longValue() % right.floatValue()); case T_double: return Constant.fromValue(left.longValue() % right.doubleValue()); case T_byte: return Constant.fromValue(left.longValue() % right.byteValue()); case T_short: return Constant.fromValue(left.longValue() % right.shortValue()); case T_int: return Constant.fromValue(left.longValue() % right.intValue()); case T_long: return Constant.fromValue(left.longValue() % right.longValue()); } } return NotAConstant; } public static final Constant computeConstantOperationRIGHT_SHIFT(Constant left, int leftId, Constant right, int rightId) { switch (leftId){ case T_char : switch (rightId){ case T_char : return Constant.fromValue(left.charValue() >> right.charValue()); case T_byte: return Constant.fromValue(left.charValue() >> right.byteValue()); case T_short: return Constant.fromValue(left.charValue() >> right.shortValue()); case T_int: return Constant.fromValue(left.charValue() >> right.intValue()); case T_long: return Constant.fromValue(left.charValue() >> right.longValue()); } break; case T_byte : switch (rightId){ case T_char : return Constant.fromValue(left.byteValue() >> right.charValue()); case T_byte: return Constant.fromValue(left.byteValue() >> right.byteValue()); case T_short: return Constant.fromValue(left.byteValue() >> right.shortValue()); case T_int: return Constant.fromValue(left.byteValue() >> right.intValue()); case T_long: return Constant.fromValue(left.byteValue() >> right.longValue()); } break; case T_short : switch (rightId){ case T_char : return Constant.fromValue(left.shortValue() >> right.charValue()); case T_byte: return Constant.fromValue(left.shortValue() >> right.byteValue()); case T_short: return Constant.fromValue(left.shortValue() >> right.shortValue()); case T_int: return Constant.fromValue(left.shortValue() >> right.intValue()); case T_long: return Constant.fromValue(left.shortValue() >> right.longValue()); } break; case T_int : switch (rightId){ case T_char : return Constant.fromValue(left.intValue() >> right.charValue()); case T_byte: return Constant.fromValue(left.intValue() >> right.byteValue()); case T_short: return Constant.fromValue(left.intValue() >> right.shortValue()); case T_int: return Constant.fromValue(left.intValue() >> right.intValue()); case T_long: return Constant.fromValue(left.intValue() >> right.longValue()); } break; case T_long : switch (rightId){ case T_char : return Constant.fromValue(left.longValue() >> right.charValue()); case T_byte: return Constant.fromValue(left.longValue() >> right.byteValue()); case T_short: return Constant.fromValue(left.longValue() >> right.shortValue()); case T_int: return Constant.fromValue(left.longValue() >> right.intValue()); case T_long: return Constant.fromValue(left.longValue() >> right.longValue()); } } return NotAConstant; } public static final Constant computeConstantOperationUNSIGNED_RIGHT_SHIFT(Constant left, int leftId, Constant right, int rightId) { switch (leftId){ case T_char : switch (rightId){ case T_char : return Constant.fromValue(left.charValue() >>> right.charValue()); case T_byte: return Constant.fromValue(left.charValue() >>> right.byteValue()); case T_short: return Constant.fromValue(left.charValue() >>> right.shortValue()); case T_int: return Constant.fromValue(left.charValue() >>> right.intValue()); case T_long: return Constant.fromValue(left.charValue() >>> right.longValue()); } break; case T_byte : switch (rightId){ case T_char : return Constant.fromValue(left.byteValue() >>> right.charValue()); case T_byte: return Constant.fromValue(left.byteValue() >>> right.byteValue()); case T_short: return Constant.fromValue(left.byteValue() >>> right.shortValue()); case T_int: return Constant.fromValue(left.byteValue() >>> right.intValue()); case T_long: return Constant.fromValue(left.byteValue() >>> right.longValue()); } break; case T_short : switch (rightId){ case T_char : return Constant.fromValue(left.shortValue() >>> right.charValue()); case T_byte: return Constant.fromValue(left.shortValue() >>> right.byteValue()); case T_short: return Constant.fromValue(left.shortValue() >>> right.shortValue()); case T_int: return Constant.fromValue(left.shortValue() >>> right.intValue()); case T_long: return Constant.fromValue(left.shortValue() >>> right.longValue()); } break; case T_int : switch (rightId){ case T_char : return Constant.fromValue(left.intValue() >>> right.charValue()); case T_byte: return Constant.fromValue(left.intValue() >>> right.byteValue()); case T_short: return Constant.fromValue(left.intValue() >>> right.shortValue()); case T_int: return Constant.fromValue(left.intValue() >>> right.intValue()); case T_long: return Constant.fromValue(left.intValue() >>> right.longValue()); } break; case T_long : switch (rightId){ case T_char : return Constant.fromValue(left.longValue() >>> right.charValue()); case T_byte: return Constant.fromValue(left.longValue() >>> right.byteValue()); case T_short: return Constant.fromValue(left.longValue() >>> right.shortValue()); case T_int: return Constant.fromValue(left.longValue() >>> right.intValue()); case T_long: return Constant.fromValue(left.longValue() >>> right.longValue()); } } return NotAConstant; } public static final Constant computeConstantOperationXOR(Constant left, int leftId, Constant right, int rightId) { switch (leftId){ case T_boolean : return Constant.fromValue(left.booleanValue() ^ right.booleanValue()); case T_char : switch (rightId){ case T_char : return Constant.fromValue(left.charValue() ^ right.charValue()); case T_byte: return Constant.fromValue(left.charValue() ^ right.byteValue()); case T_short: return Constant.fromValue(left.charValue() ^ right.shortValue()); case T_int: return Constant.fromValue(left.charValue() ^ right.intValue()); case T_long: return Constant.fromValue(left.charValue() ^ right.longValue()); } break; case T_byte : switch (rightId){ case T_char : return Constant.fromValue(left.byteValue() ^ right.charValue()); case T_byte: return Constant.fromValue(left.byteValue() ^ right.byteValue()); case T_short: return Constant.fromValue(left.byteValue() ^ right.shortValue()); case T_int: return Constant.fromValue(left.byteValue() ^ right.intValue()); case T_long: return Constant.fromValue(left.byteValue() ^ right.longValue()); } break; case T_short : switch (rightId){ case T_char : return Constant.fromValue(left.shortValue() ^ right.charValue()); case T_byte: return Constant.fromValue(left.shortValue() ^ right.byteValue()); case T_short: return Constant.fromValue(left.shortValue() ^ right.shortValue()); case T_int: return Constant.fromValue(left.shortValue() ^ right.intValue()); case T_long: return Constant.fromValue(left.shortValue() ^ right.longValue()); } break; case T_int : switch (rightId){ case T_char : return Constant.fromValue(left.intValue() ^ right.charValue()); case T_byte: return Constant.fromValue(left.intValue() ^ right.byteValue()); case T_short: return Constant.fromValue(left.intValue() ^ right.shortValue()); case T_int: return Constant.fromValue(left.intValue() ^ right.intValue()); case T_long: return Constant.fromValue(left.intValue() ^ right.longValue()); } break; case T_long : switch (rightId){ case T_char : return Constant.fromValue(left.longValue() ^ right.charValue()); case T_byte: return Constant.fromValue(left.longValue() ^ right.byteValue()); case T_short: return Constant.fromValue(left.longValue() ^ right.shortValue()); case T_int: return Constant.fromValue(left.longValue() ^ right.intValue()); case T_long: return Constant.fromValue(left.longValue() ^ right.longValue()); } } return NotAConstant; } public double doubleValue() { throw new ShouldNotImplement(Util.bind("constant.cannotCastedInto",typeName(),"double")); //$NON-NLS-2$ //$NON-NLS-1$ } public float floatValue() { throw new ShouldNotImplement(Util.bind("constant.cannotCastedInto",typeName(),"float")); //$NON-NLS-2$ //$NON-NLS-1$ } public static Constant fromValue(byte value) { return new ByteConstant(value); } public static Constant fromValue(char value) { return new CharConstant(value); } public static Constant fromValue(double value) { return new DoubleConstant(value); } public static Constant fromValue(float value) { return new FloatConstant(value); } public static Constant fromValue(int value) { return new IntConstant(value); } public static Constant fromValue(long value) { return new LongConstant(value); } public static Constant fromValue(String value) { return new StringConstant(value); } public static Constant fromValue(short value) { return new ShortConstant(value); } public static Constant fromValue(boolean value) { return new BooleanConstant(value); } public int intValue() { throw new ShouldNotImplement(Util.bind("constant.cannotCastedInto",typeName(),"int")); //$NON-NLS-2$ //$NON-NLS-1$ } public long longValue() { throw new ShouldNotImplement(Util.bind("constant.cannotCastedInto",typeName(),"long")); //$NON-NLS-2$ //$NON-NLS-1$ } public short shortValue() { throw new ShouldNotImplement(Util.bind("constant.cannotConvertedTo",typeName(),"short")); //$NON-NLS-2$ //$NON-NLS-1$ } public String stringValue() { throw new ShouldNotImplement(Util.bind("constant.cannotConvertedTo",typeName(),"String")); //$NON-NLS-1$ //$NON-NLS-2$ } public String toString(){ if (this == NotAConstant) return "(Constant) NotAConstant"; //$NON-NLS-1$ return super.toString(); } public abstract int typeID(); public String typeName() { switch (typeID()) { case T_int : return "int"; //$NON-NLS-1$ case T_byte : return "byte"; //$NON-NLS-1$ case T_short : return "short"; //$NON-NLS-1$ case T_char : return "char"; //$NON-NLS-1$ case T_float : return "float"; //$NON-NLS-1$ case T_double : return "double"; //$NON-NLS-1$ case T_boolean : return "boolean"; //$NON-NLS-1$ case T_long : return "long";//$NON-NLS-1$ case T_JavaLangString : return "java.lang.String"; //$NON-NLS-1$ case T_null : return "null"; //$NON-NLS-1$ default: return "unknown"; //$NON-NLS-1$ } } }