123 lines
4.1 KiB
Java
123 lines
4.1 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.jasper.el;
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import java.io.Externalizable;
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import java.io.IOException;
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import java.io.ObjectInput;
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import java.io.ObjectOutput;
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import javax.el.ELContext;
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import javax.el.ELException;
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import javax.el.MethodExpression;
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import javax.el.MethodInfo;
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import javax.el.MethodNotFoundException;
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import javax.el.PropertyNotFoundException;
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public final class JspMethodExpression extends MethodExpression implements
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Externalizable {
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private String mark;
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private MethodExpression target;
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public JspMethodExpression() {
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super();
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}
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public JspMethodExpression(String mark, MethodExpression target) {
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this.target = target;
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this.mark = mark;
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}
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@Override
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public MethodInfo getMethodInfo(ELContext context)
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throws NullPointerException, PropertyNotFoundException,
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MethodNotFoundException, ELException {
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context.notifyBeforeEvaluation(getExpressionString());
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try {
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MethodInfo result = this.target.getMethodInfo(context);
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context.notifyAfterEvaluation(getExpressionString());
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return result;
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} catch (MethodNotFoundException e) {
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if (e instanceof JspMethodNotFoundException) throw e;
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throw new JspMethodNotFoundException(this.mark, e);
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} catch (PropertyNotFoundException e) {
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if (e instanceof JspPropertyNotFoundException) throw e;
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throw new JspPropertyNotFoundException(this.mark, e);
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} catch (ELException e) {
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if (e instanceof JspELException) throw e;
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throw new JspELException(this.mark, e);
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}
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}
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@Override
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public Object invoke(ELContext context, Object[] params)
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throws NullPointerException, PropertyNotFoundException,
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MethodNotFoundException, ELException {
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context.notifyBeforeEvaluation(getExpressionString());
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try {
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Object result = this.target.invoke(context, params);
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context.notifyAfterEvaluation(getExpressionString());
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return result;
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} catch (MethodNotFoundException e) {
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if (e instanceof JspMethodNotFoundException) throw e;
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throw new JspMethodNotFoundException(this.mark, e);
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} catch (PropertyNotFoundException e) {
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if (e instanceof JspPropertyNotFoundException) throw e;
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throw new JspPropertyNotFoundException(this.mark, e);
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} catch (ELException e) {
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if (e instanceof JspELException) throw e;
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throw new JspELException(this.mark, e);
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}
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}
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@Override
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public boolean equals(Object obj) {
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return this.target.equals(obj);
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}
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@Override
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public int hashCode() {
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return this.target.hashCode();
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}
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@Override
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public String getExpressionString() {
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return this.target.getExpressionString();
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}
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@Override
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public boolean isLiteralText() {
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return this.target.isLiteralText();
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}
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@Override
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public void writeExternal(ObjectOutput out) throws IOException {
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out.writeUTF(this.mark);
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out.writeObject(this.target);
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}
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@Override
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public void readExternal(ObjectInput in) throws IOException,
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ClassNotFoundException {
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this.mark = in.readUTF();
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this.target = (MethodExpression) in.readObject();
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}
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}
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