001    /*
002     *  This file is part of the Jikes RVM project (http://jikesrvm.org).
003     *
004     *  This file is licensed to You under the Eclipse Public License (EPL);
005     *  You may not use this file except in compliance with the License. You
006     *  may obtain a copy of the License at
007     *
008     *      http://www.opensource.org/licenses/eclipse-1.0.php
009     *
010     *  See the COPYRIGHT.txt file distributed with this work for information
011     *  regarding copyright ownership.
012     */
013    package org.jikesrvm.compilers.opt.ir.operand;
014    
015    import org.jikesrvm.classloader.TypeReference;
016    import org.vmmagic.unboxed.Offset;
017    
018    /**
019     * Represents a constant string operand.
020     *
021     * @see Operand
022     */
023    public final class StringConstantOperand extends ObjectConstantOperand {
024    
025      /**
026       * Construct a new string constant operand
027       *
028       * @param v the string constant
029       * @param i JTOC offset of the string constant
030       */
031      public StringConstantOperand(String v, Offset i) {
032        super(v, i);
033      }
034    
035      @Override
036      public Operand copy() {
037        return new StringConstantOperand((String) value, offset);
038      }
039    
040      /**
041       * @return {@link TypeReference#JavaLangString}
042       */
043      @Override
044      public TypeReference getType() {
045        return TypeReference.JavaLangString;
046      }
047    
048      /**
049       * Returns the string representation of this operand.
050       *
051       * @return a string representation of this operand.
052       */
053      @Override
054      public String toString() {
055        return "string \"" + value + "\"";
056      }
057    }