001    package edu.rice.cs.javalanglevels.tree;
002    
003    import edu.rice.cs.javalanglevels.SourceInfo;
004    
005    /**
006     * Class DivideExpression, a component of the JExpressionIF composite hierarchy.
007     * Note: null is not allowed as a value for any field.
008     * @version  Generated automatically by ASTGen at Sun Jun 23 23:00:36 CDT 2013
009     */
010    public class DivideExpression extends NumericBinaryExpression {
011    
012      /**
013       * Constructs a DivideExpression.
014       * @throws java.lang.IllegalArgumentException  If any parameter to the constructor is null.
015       */
016      public DivideExpression(SourceInfo in_sourceInfo, Expression in_left, Expression in_right) {
017        super(in_sourceInfo, in_left, in_right);
018      }
019    
020    
021      public <RetType> RetType visit(JExpressionIFVisitor<RetType> visitor) { return visitor.forDivideExpression(this); }
022      public void visit(JExpressionIFVisitor_void visitor) { visitor.forDivideExpression(this); }
023    
024      /**
025       * Implementation of toString that uses
026       * {@link #output} to generated nicely tabbed tree.
027       */
028      public java.lang.String toString() {
029        java.io.StringWriter w = new java.io.StringWriter();
030        output(w);
031        return w.toString();
032      }
033    
034      /**
035       * Prints this object out as a nicely tabbed tree.
036       */
037      public void output(java.io.Writer writer) {
038        outputHelp(new TabPrintWriter(writer, 2));
039      }
040    
041      public void outputHelp(TabPrintWriter writer) {
042        writer.print("DivideExpression" + ":");
043        writer.indent();
044    
045        writer.startLine("");
046        writer.print("sourceInfo = ");
047        SourceInfo temp_sourceInfo = getSourceInfo();
048        if (temp_sourceInfo == null) {
049          writer.print("null");
050        } else {
051          writer.print(temp_sourceInfo);
052        }
053    
054        writer.startLine("");
055        writer.print("left = ");
056        Expression temp_left = getLeft();
057        if (temp_left == null) {
058          writer.print("null");
059        } else {
060          temp_left.outputHelp(writer);
061        }
062    
063        writer.startLine("");
064        writer.print("right = ");
065        Expression temp_right = getRight();
066        if (temp_right == null) {
067          writer.print("null");
068        } else {
069          temp_right.outputHelp(writer);
070        }
071        writer.unindent();
072      }
073    
074      /**
075       * Implementation of equals that is based on the values
076       * of the fields of the object. Thus, two objects 
077       * created with identical parameters will be equal.
078       */
079      public boolean equals(java.lang.Object obj) {
080        if (obj == null) return false;
081        if ((obj.getClass() != this.getClass()) || (obj.hashCode() != this.hashCode())) {
082          return false;
083        } else {
084          DivideExpression casted = (DivideExpression) obj;
085          if (! (getLeft().equals(casted.getLeft()))) return false;
086          if (! (getRight().equals(casted.getRight()))) return false;
087          return true;
088        }
089      }
090    
091      /**
092       * Implementation of hashCode that is consistent with
093       * equals. The value of the hashCode is formed by
094       * XORing the hashcode of the class object with
095       * the hashcodes of all the fields of the object.
096       */
097      protected int generateHashCode() {
098        int code = getClass().hashCode();
099        code ^= 0;
100        code ^= getLeft().hashCode();
101        code ^= getRight().hashCode();
102        return code;
103      }
104    }