/*****************************************************************************
* 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;
class
BSHThrowStatement extends
SimpleNode
{
BSHThrowStatement(int
id) { super(
id); }
public
Object eval(
CallStack callstack,
Interpreter interpreter)
throws
EvalError
{
Object obj = ((
SimpleNode)
jjtGetChild(0)).
eval(
callstack,
interpreter);
// need to loosen this to any throwable... do we need to handle
// that in interpreter somewhere? check first...
if(!(
obj instanceof
Exception))
throw new
EvalError("Expression in 'throw' must be Exception type",
this,
callstack );
// wrap the exception in a TargetException to propagate it up
throw new
TargetError( (
Exception)
obj, this,
callstack );
}
}