com.sun.faces.config.configprovider.WebAppFlowConfigResourceProvider Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of jakarta.faces Show documentation
Show all versions of jakarta.faces Show documentation
EE4J Compatible Implementation for Jakarta Faces API
/*
* Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package com.sun.faces.config.configprovider;
import com.sun.faces.RIConstants;
import com.sun.faces.spi.ConfigurationResourceProvider;
import com.sun.faces.util.FacesLogger;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletContext;
/**
*
*/
public class WebAppFlowConfigResourceProvider implements
ConfigurationResourceProvider {
private static final Logger LOGGER = FacesLogger.CONFIG.getLogger();
// ------------------------------ Methods from ConfigurationResourceProvider
/**
* @see ConfigurationResourceProvider#getResources(javax.servlet.ServletContext)
*/
@Override
public Collection getResources(ServletContext context) {
List list = Collections.emptyList();
Set allPaths = context.getResourcePaths("/");
if (null == allPaths) {
return list;
}
list = null;
for (String cur : allPaths) {
if (!cur.startsWith("/META-INF")) {
if (cur.equals("/WEB-INF/")) {
Set webInfPaths = context.getResourcePaths(cur);
if (null != webInfPaths) {
for (String webInfCur : webInfPaths) {
if (!cur.equals("/WEB-INF/classes/") &&
webInfCur.endsWith("/")) {
list = inspectDirectory(context, webInfCur, list);
}
}
}
} else if (cur.endsWith("/")) {
list = inspectDirectory(context, cur, list);
}
}
}
return (null == list) ? Collections.EMPTY_LIST : list;
}
private List inspectDirectory(ServletContext context, String toInspect, List list) {
URL curUrl = null;
Set allPaths = context.getResourcePaths(toInspect);
if (null == allPaths) {
return list;
}
for (String cur : allPaths) {
if (cur.endsWith(RIConstants.FLOW_DEFINITION_ID_SUFFIX)) {
int suffixIndex = cur.length() - RIConstants.FLOW_DEFINITION_ID_SUFFIX_LENGTH;
int slash = cur.lastIndexOf("/", suffixIndex);
if (-1 == slash) {
continue;
}
String flowName = cur.substring(slash + 1, suffixIndex);
int prevSlash = cur.lastIndexOf("/", slash - 1);
if (-1 == prevSlash) {
continue;
}
// Ensure cur matches the pattern /-flow.xml
String dirName = cur.substring(prevSlash + 1, slash);
if (dirName.equals(flowName)) {
if (null == list) {
list = new ArrayList<>();
}
try {
curUrl = context.getResource(cur);
list.add(curUrl.toURI());
} catch (MalformedURLException ex) {
if (LOGGER.isLoggable(Level.SEVERE)) {
LOGGER.log(Level.SEVERE, "Unable to get resource for {0}" + cur, ex);
}
} catch (URISyntaxException use) {
if (LOGGER.isLoggable(Level.SEVERE)) {
LOGGER.log(Level.SEVERE, "Unable to get URI for {0}" + curUrl.toExternalForm(), use);
}
}
}
}
}
return list;
}
}