/**
* 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.sling.jcr.webconsole.internal;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.List;
import javax.jcr.NamespaceRegistry;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Properties;
import org.apache.felix.scr.annotations.Property;
import org.apache.felix.scr.annotations.Reference;
import org.apache.felix.scr.annotations.ReferencePolicy;
import org.apache.felix.scr.annotations.Service;
import org.apache.felix.webconsole.ConfigurationPrinter;
import org.apache.sling.jcr.api.SlingRepository;
/**
* A Felix WebConsole ConfigurationPrinter which outputs the current JCR
* namespace mappings.
*/
@Component
@Service(ConfigurationPrinter.class)
@Properties({
@Property(name = "service.description", value = "JCR Namespace Configuration Printer"),
@Property(name = "service.vendor", value = "The Apache Software Foundation")
})
public class NamespaceConfigurationPrinter implements ConfigurationPrinter {
@Reference(policy=ReferencePolicy.DYNAMIC)
private volatile SlingRepository slingRepository;
/**
* Get the title of the configuration status page.
*
* @return the title
*/
public String getTitle() {
return "JCR Namespaces";
}
/**
* Output a list of namespace prefixes and URIs from the NamespaceRegistry.
*
* @param pw a PrintWriter
*/
public void printConfiguration(PrintWriter pw) {
if (slingRepository != null) {
Session session = null;
try {
session = slingRepository.loginAdministrative(null);
NamespaceRegistry reg = session.getWorkspace().getNamespaceRegistry();
List<String> globalPrefixes = Arrays.asList(reg.getPrefixes());
for (String prefix : session.getNamespacePrefixes()) {
if (prefix.length() > 0) {
pw.printf("%10s = %s", prefix, session.getNamespaceURI(prefix));
if (globalPrefixes.contains(prefix)) {
pw.print(" [global]");
} else {
pw.print(" [local]");
}
pw.println();
}
}
} catch (RepositoryException e) {
pw.println("Unable to output namespace mappings.");
e.printStackTrace(pw);
} finally {
if (session != null) {
session.logout();
}
}
} else {
pw.println("SlingRepository is not available.");
}
}
}