001    package edu.rice.cs.javalanglevels.tree;
002    
003    import edu.rice.cs.javalanglevels.SourceInfo;
004    
005    /**
006     * Class ExpressionList, 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 ExpressionList extends JExpression {
011      private final Expression[] _expressions;
012    
013      /**
014       * Constructs a ExpressionList.
015       * @throws java.lang.IllegalArgumentException  If any parameter to the constructor is null.
016       */
017      public ExpressionList(SourceInfo in_sourceInfo, Expression[] in_expressions) {
018        super(in_sourceInfo);
019    
020        if (in_expressions == null) {
021          throw new java.lang.IllegalArgumentException("Parameter 'expressions' to the ExpressionList constructor was null. This class may not have null field values.");
022        }
023        _expressions = in_expressions;
024      }
025    
026      public Expression[] getExpressions() { return _expressions; }
027    
028      public abstract <RetType> RetType visit(JExpressionIFVisitor<RetType> visitor);
029      public abstract void visit(JExpressionIFVisitor_void visitor);
030      public abstract void outputHelp(TabPrintWriter writer);
031      protected abstract int generateHashCode();
032    }