001    package edu.rice.cs.javalanglevels.tree;
002    
003    import edu.rice.cs.javalanglevels.SourceInfo;
004    
005    /**
006     * Class AssignmentExpression, 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 Mar 04 23:01:27 CST 2012
009     */
010    public abstract class AssignmentExpression extends Expression {
011      private final Expression _name;
012      private final Expression _value;
013    
014      /**
015       * Constructs a AssignmentExpression.
016       * @throws java.lang.IllegalArgumentException  If any parameter to the constructor is null.
017       */
018      public AssignmentExpression(SourceInfo in_sourceInfo, Expression in_name, Expression in_value) {
019        super(in_sourceInfo);
020    
021        if (in_name == null) {
022          throw new java.lang.IllegalArgumentException("Parameter 'name' to the AssignmentExpression constructor was null. This class may not have null field values.");
023        }
024        _name = in_name;
025    
026        if (in_value == null) {
027          throw new java.lang.IllegalArgumentException("Parameter 'value' to the AssignmentExpression constructor was null. This class may not have null field values.");
028        }
029        _value = in_value;
030      }
031    
032      public Expression getName() { return _name; }
033      public Expression getValue() { return _value; }
034    
035      public abstract <RetType> RetType visit(JExpressionIFVisitor<RetType> visitor);
036      public abstract void visit(JExpressionIFVisitor_void visitor);
037      public abstract void outputHelp(TabPrintWriter writer);
038      protected abstract int generateHashCode();
039    }