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/*******************************************************************************
* Copyright (c) 2003, 2010 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.osgi.internal.loader;
import java.net.URL;
import java.util.Collection;
import java.util.Enumeration;
import org.eclipse.osgi.framework.adaptor.BundleClassLoader;
public class SingleSourcePackage extends PackageSource {
BundleLoaderProxy supplier;
public SingleSourcePackage(String id, BundleLoaderProxy supplier) {
super(id);
this.supplier = supplier;
}
public SingleSourcePackage[] getSuppliers() {
return new SingleSourcePackage[] {this};
}
public String toString() {
return id + " -> " + supplier; //$NON-NLS-1$
}
public Class<?> loadClass(String name) throws ClassNotFoundException {
return supplier.getBundleLoader().findLocalClass(name);
}
public URL getResource(String name) {
return supplier.getBundleLoader().findLocalResource(name);
}
public Enumeration<URL> getResources(String name) {
return supplier.getBundleLoader().findLocalResources(name);
}
public boolean equals(Object source) {
if (this == source)
return true;
if (!(source instanceof SingleSourcePackage))
return false;
SingleSourcePackage singleSource = (SingleSourcePackage) source;
// we do an == test on id because the id is interned in the constructor of PackageSource
return supplier == singleSource.supplier && id == singleSource.getId();
}
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + id.hashCode();
result = prime * result + supplier.hashCode();
return result;
}
@Override
public Collection<String> listResources(String path, String filePattern) {
BundleClassLoader bcl = supplier.getBundleLoader().createClassLoader();
return bcl.listLocalResources(path, filePattern, 0);
}
}
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