/*****************************************************************************
* Licensed to the Apache Software Foundation (ASF) under one *
* or more contributor license agreements. See the NOTICE file *
* distributed with this work for additional information *
* regarding copyright ownership. The ASF licenses this file *
* to you under the Apache License, Version 2.0 (the *
* "License"); you may not use this file except in compliance *
* with the License. You may obtain a copy of the License at *
* *
* http://www.apache.org/licenses/LICENSE-2.0 *
* *
* Unless required by applicable law or agreed to in writing, *
* software distributed under the License is distributed on an *
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY *
* KIND, either express or implied. See the License for the *
* specific language governing permissions and limitations *
* under the License. *
* *
* *
* This file is part of the BeanShell Java Scripting distribution. *
* Documentation and updates may be found at http://www.beanshell.org/ *
* Patrick Niemeyer (pat@pat.net) *
* Author of Learning Java, O'Reilly & Associates *
* *
*****************************************************************************/
package bsh;
/**
This class needs logic to prevent the right hand side of boolean logical
expressions from being naively evaluated... e.g. for "foo && bar" bar
should not be evaluated in the case where foo is true.
*/
class
BSHTernaryExpression extends
SimpleNode {
BSHTernaryExpression(int
id) { super(
id); }
public
Object eval(
CallStack callstack,
Interpreter interpreter)
throws
EvalError
{
SimpleNode
cond = (
SimpleNode)
jjtGetChild(0),
evalTrue = (
SimpleNode)
jjtGetChild(1),
evalFalse = (
SimpleNode)
jjtGetChild(2);
if (
BSHIfStatement.
evaluateCondition(
cond,
callstack,
interpreter ) )
return
evalTrue.
eval(
callstack,
interpreter );
else
return
evalFalse.
eval(
callstack,
interpreter );
}
}