/*
* $Id: MutableExpressionList.java,v 1.5 2002/09/16 08:05:05 jkl Exp $
*
* Copyright (c) 2002 Njet Communications Ltd. All Rights Reserved.
*
* Use is subject to license terms, as defined in
* Anvil Sofware License, Version 1.1. See LICENSE
* file, or http://njet.org/license-1.1.txt
*/
package anvil.script.expression;
import anvil.core.Any;
import anvil.core.AnyList;
import anvil.codec.Code;
import anvil.codec.ConstantPool;
import anvil.script.compiler.ByteCompiler;
import anvil.script.Context;
import java.io.IOException;
/**
* class MutableExpressionList
*
* @author: Jani Lehtim�ki
*/
public class MutableExpressionList extends MultiParent
{
public MutableExpressionList(int childs)
{
super(childs);
}
public int typeOf()
{
return EXPR_LIST;
}
public Any eval()
{
return new AnyList(evalChilds(0));
}
public void compile(ByteCompiler context, int operation)
{
Code code = context.getCode();
ConstantPool pool = code.getPool();
int clazz = pool.addClass("anvil/core/AnyList");
int n = childs();
code.anew(clazz);
code.dup();
code.iconst(n);
code.anewarray(context.TYPE_ANY);
for(int i=0; i<n; i++) {
code.dup();
code.iconst(i);
getChild(i).compile(context, GET);
code.aastore();
}
code.invokespecial(pool.addMethodRef(clazz, "<init>",
"([Lanvil/core/Any;)V"));
if (operation == context.GET_BOOLEAN) {
context.any2boolean();
}
}
}