Symantec Visual Cafe for Java 2.5/symantec-visual-cafe-2.5-database-dev-edition.iso/VPage/Java.bin/CLASSES.ZIP/sun/tools/tree/LengthExpression.class

Java Class File | 1997-07-08 | 1.2 KB | 27 lines

package sun.tools.tree;

import java.util.Hashtable;
import sun.tools.asm.Assembler;
import sun.tools.java.Environment;
import sun.tools.java.Type;

public class LengthExpression extends UnaryExpression {
   public LengthExpression(int var1, Expression var2) {
      super(148, var1, Type.tInt, var2);
   }

   public Vset checkValue(Environment var1, Context var2, Vset var3, Hashtable var4) {
      var3 = super.right.checkValue(var1, var2, var3, var4);
      if (!super.right.type.isType(9)) {
         var1.error(super.where, "invalid.length", super.right.type);
      }

      return var3;
   }

   public void codeValue(Environment var1, Context var2, Assembler var3) {
      super.right.codeValue(var1, var2, var3);
      var3.add(super.where, 190);
   }
}