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package com.sun.xml.ws.transport.tcp.server;
import java.io.File;
import java.io.FilenameFilter;
import java.io.IOException;
import java.io.InputStream;
import java.net.URI;
import java.net.URL;
import java.util.Collections;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
/**
* @author Alexey Stashok
*/
public final class TCPStandaloneContext implements TCPContext {
private final ClassLoader classloader;
private final Map<String, Object> attributes = new HashMap<String, Object>();
public TCPStandaloneContext(final ClassLoader classloader) {
this.classloader = classloader;
}
public InputStream getResourceAsStream(final String resource) throws IOException {
return classloader.getResourceAsStream(resource);
}
public Set<String> getResourcePaths(final String path) {
try {
return populateResourcePaths(path);
} catch (Exception ex) {
}
return Collections.emptySet();
}
public URL getResource(String resource) {
if (resource.charAt(0) == '/') {
resource = resource.substring(1, resource.length());
}
return classloader.getResource(resource);
}
private Enumeration<URL> getResources(String resource) throws IOException {
if (resource.charAt(0) == '/') {
resource = resource.substring(1, resource.length());
}
return classloader.getResources(resource);
}
private Set<String> populateResourcePaths(final String path) throws Exception {
final Set<String> resources = new HashSet<String>();
for(final Enumeration<URL> initResources = getResources(path); initResources.hasMoreElements(); ) {
final URI resourceURI = initResources.nextElement().toURI();
if (resourceURI.getScheme().equals("file")) {
gatherResourcesWithFileMode(path, resourceURI, resources);
} else if (resourceURI.getScheme().equals("jar")) {
gatherResourcesWithJarMode(path, resourceURI, resources);
}
}
return resources;
}
private void gatherResourcesWithFileMode(final String path, final URI resourceURI, final Set<String> resources) {
final File file = new File(resourceURI);
final String[] list = file.list(new FilenameFilter() {
public boolean accept(File file, String name) {
return name.charAt(0) != '.';
}
});
for(String filename : list) {
resources.add(path + filename);
}
}
private void gatherResourcesWithJarMode(final String path, final URI resourceURI, final Set<String> resources) {
final String resourceURIAsString = resourceURI.toASCIIString();
final int pathDelim = resourceURIAsString.indexOf('!');
final String zipFile = resourceURIAsString.substring("jar:file:/".length(), (pathDelim != -1) ? pathDelim : resourceURIAsString.length());
ZipFile file = null;
try {
file = new ZipFile(zipFile);
String pathToCompare = path;
if (pathToCompare.charAt(0) == '/') {
pathToCompare = pathToCompare.substring(1, pathToCompare.length());
}
if (!pathToCompare.endsWith("/")) {
pathToCompare = pathToCompare + "/";
}
for(final Enumeration<? extends ZipEntry> e = file.entries(); e.hasMoreElements(); ) {
final ZipEntry entry = e.nextElement();
if (entry.getName().startsWith(pathToCompare) && !entry.getName().equals(pathToCompare)) {
resources.add("/" + entry.getName());
}
}
} catch(IOException e) {
} finally {
if (file != null) {
try {
file.close();
} catch (IOException ex) {
}
}
}
}
public Object getAttribute(final String name) {
return attributes.get(name);
}
public void setAttribute(final String name, final Object value) {
attributes.put(name, value);
}
}
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