com.sun.faces.flow.MethodCallNodeImpl Maven / Gradle / Ivy
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2012 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.faces.flow;
import com.sun.faces.facelets.util.ReflectionUtil;
import com.sun.faces.util.FacesLogger;
import java.io.Serializable;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.el.ELContext;
import javax.el.ExpressionFactory;
import javax.el.MethodExpression;
import javax.el.ValueExpression;
import javax.faces.context.FacesContext;
import javax.faces.flow.MethodCallNode;
import javax.faces.flow.Parameter;
public class MethodCallNodeImpl extends MethodCallNode implements Serializable {
private static final long serialVersionUID = -5400138716176841428L;
private final String id;
private static final Logger LOGGER = FacesLogger.FLOW.getLogger();
public MethodCallNodeImpl(String id) {
this.id = id;
_parameters = new CopyOnWriteArrayList();
}
public MethodCallNodeImpl(FacesContext context, String id,
String methodExpressionString,
String defaultOutcomeString,
List parametersFromConfig) {
this(id);
if (null != parametersFromConfig) {
_parameters.addAll(parametersFromConfig);
}
parameters = Collections.unmodifiableList(_parameters);
ExpressionFactory ef = context.getApplication().getExpressionFactory();
Class [] paramTypes = new Class[0];
if (0 < parameters.size()) {
paramTypes = new Class[parameters.size()];
int i = 0;
for (Parameter cur : parameters) {
if (null != cur.getName()) {
try {
paramTypes[i] = ReflectionUtil.forName(cur.getName());
} catch (ClassNotFoundException cnfe) {
if (LOGGER.isLoggable(Level.SEVERE)) {
LOGGER.log(Level.SEVERE, "parameter " + cur.getName() +
"incorrect type", cnfe);
}
paramTypes[i] = null;
}
} else {
paramTypes[i] = String.class;
}
i++;
}
}
ELContext elContext = context.getELContext();
methodExpression = ef.createMethodExpression(elContext,
methodExpressionString, null, paramTypes);
if (null != defaultOutcomeString) {
outcome = ef.createValueExpression(elContext, defaultOutcomeString,
Object.class);
}
}
private MethodExpression methodExpression;
private ValueExpression outcome;
private List _parameters;
private List parameters;
@Override
public String getId() {
return id;
}
@Override
public List getParameters() {
return parameters;
}
public List _getParameters() {
if (null == parameters) {
parameters = Collections.unmodifiableList(_parameters);
}
return _parameters;
}
@Override
public MethodExpression getMethodExpression() {
return methodExpression;
}
public void setMethodExpression(MethodExpression methodExpression) {
this.methodExpression = methodExpression;
}
@Override
public ValueExpression getOutcome() {
return outcome;
}
public void setOutcome(ValueExpression outcome) {
this.outcome = outcome;
}
}