/*
* $Id$
* This file is a part of the Arakhne Foundation Classes, http://www.arakhne.org/afc
*
* Copyright (c) 2000-2012 Stephane GALLAND.
* Copyright (c) 2005-10, Multiagent Team, Laboratoire Systemes et Transports,
* Universite de Technologie de Belfort-Montbeliard.
* Copyright (c) 2013-2016 The original authors, and other authors.
*
* Licensed 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.arakhne.afc.vmutil;
import java.io.InputStream;
import java.net.URL;
import org.arakhne.afc.vmutil.Android.AndroidException;
/**
* This interface provides the Android implementation to load resources.
*
* @author $Author: sgalland$
* @version $FullVersion$
* @mavengroupid $GroupId$
* @mavenartifactid $ArtifactId$
* @since 7.0
*/
class AndroidResourceWrapper implements ResourceWrapper {
/** Construct the wrapper.
*/
AndroidResourceWrapper() {
//
}
private static String decodeResourceName(String resourceName) {
if (resourceName.startsWith("/")) { //$NON-NLS-1$
return resourceName.substring(1);
}
return resourceName;
}
@Override
public URL getResource(ClassLoader classLoader, String path) {
final String resourceName = decodeResourceName(path);
final ClassLoader androidClassLoader;
try {
androidClassLoader = Android.getContextClassLoader();
assert androidClassLoader != null;
final URL url = androidClassLoader.getResource(resourceName);
if (url != null) {
return url;
}
} catch (AndroidException e) {
//
}
if (classLoader != null) {
return classLoader.getResource(resourceName);
}
return null;
}
@Override
public InputStream getResourceAsStream(ClassLoader classLoader, String path) {
final String resourceName = decodeResourceName(path);
final ClassLoader androidClassLoader;
try {
androidClassLoader = Android.getContextClassLoader();
assert androidClassLoader != null;
final InputStream stream = androidClassLoader.getResourceAsStream(resourceName);
if (stream != null) {
return stream;
}
} catch (AndroidException e) {
//
}
if (classLoader != null) {
return classLoader.getResourceAsStream(resourceName);
}
return null;
}
@Override
public String translateResourceName(String resourceName) {
return resourceName.replaceAll("[.]", "/"); //$NON-NLS-1$ //$NON-NLS-2$
}
}