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/*
* 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.tuscany.runtime.webapp;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Set;
import javax.servlet.ServletContext;
import org.osoa.sca.annotations.Init;
import org.osoa.sca.annotations.Property;
import org.osoa.sca.annotations.Reference;
import org.osoa.sca.annotations.EagerInit;
import org.apache.tuscany.core.services.extension.AbstractExtensionDeployer;
/**
* @version $Rev$ $Date$
*/
@EagerInit
public class WebResourceScanExtender extends AbstractExtensionDeployer {
private final WebappRuntimeInfo runtimeInfo;
private final String path;
public WebResourceScanExtender(@Reference WebappRuntimeInfo runtimeInfo,
@Property(name = "path")String path) {
this.runtimeInfo = runtimeInfo;
this.path = path;
}
@Init
public void init() {
ServletContext servletContext = runtimeInfo.getServletContext();
Set extensions = servletContext.getResourcePaths(path);
if (extensions == null || extensions.isEmpty()) {
// no extensions in this webapp
return;
}
for (Object e : extensions) {
String extensionPath = (String) e;
URL extension;
try {
extension = servletContext.getResource(extensionPath);
} catch (MalformedURLException e1) {
// web container should return an invalid URL for a path it gave us
throw new AssertionError();
}
String name = extensionPath.substring(path.length());
if (name.charAt(name.length() - 1) == '/') {
// TODO support exploded extensions
continue;
}
if (name.charAt(0) == '.') {
// hidden file
continue;
}
int lastDot = name.lastIndexOf('.');
if (lastDot != -1) {
name = name.substring(0, lastDot);
}
deployExtension(name, extension);
}
}
}
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