/* | |
* 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.myfaces.html5.component.util; | |
import javax.faces.component.NamingContainer; | |
import javax.faces.component.UIComponent; | |
import javax.faces.component.UIViewRoot; | |
public class ComponentUtils { | |
public static UIComponent findParentNamingContainer(UIComponent component, boolean returnRootIfNotFound) | |
{ | |
UIComponent parent = component.getParent(); | |
if (returnRootIfNotFound && parent == null) | |
{ | |
return component; | |
} | |
while (parent != null) | |
{ | |
if (parent instanceof NamingContainer) | |
return parent; | |
if (returnRootIfNotFound) | |
{ | |
UIComponent nextParent = parent.getParent(); | |
if (nextParent == null) | |
{ | |
return parent; // Root | |
} | |
parent = nextParent; | |
} | |
else | |
{ | |
parent = parent.getParent(); | |
} | |
} | |
return null; | |
} | |
//copied from org.apache.myfaces.commons.exporter.util.ComponentUtils | |
public static String getPathToComponent(UIComponent component) { | |
StringBuffer buf = new StringBuffer(); | |
if (component == null) | |
{ | |
buf.append("{Component-Path : "); | |
buf.append("[null]}"); | |
return buf.toString(); | |
} | |
getPathToComponent(component, buf); | |
buf.insert(0, "{Component-Path : "); | |
buf.append("}"); | |
return buf.toString(); | |
} | |
//copied from org.apache.myfaces.commons.exporter.util.ComponentUtils | |
private static void getPathToComponent(UIComponent component, | |
StringBuffer buf) { | |
if (component == null) | |
return; | |
StringBuffer intBuf = new StringBuffer(); | |
intBuf.append("[Class: "); | |
intBuf.append(component.getClass().getName()); | |
if (component instanceof UIViewRoot) | |
{ | |
intBuf.append(",ViewId: "); | |
intBuf.append(((UIViewRoot) component).getViewId()); | |
} | |
else | |
{ | |
intBuf.append(",Id: "); | |
intBuf.append(component.getId()); | |
} | |
intBuf.append("]"); | |
buf.insert(0, intBuf.toString()); | |
getPathToComponent(component.getParent(), buf); | |
} | |
} |