/*
* 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.
*/
package org.apache.pluto.tags.el;
import javax.servlet.jsp.PageContext;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.el.ExpressionEvaluator;
import javax.servlet.jsp.el.ELException;
class JSP20ExpressionEvaluatorProxy extends ExpressionEvaluatorProxy {
public String evaluate(String value, PageContext pageContext) throws JspException {
ExpressionEvaluator eval = pageContext.getExpressionEvaluator();
try {
Object evaluated = eval.evaluate(
value,
Object.class,
pageContext.getVariableResolver(),
null
);
if(evaluated != null) {
value = evaluated.toString();
}
}
catch(ELException el) {
throw new JspException(el);
}
return value;
}
}