/*
* #%L
* gitools-ui-app
* %%
* Copyright (C) 2013 Universitat Pompeu Fabra - Biomedical Genomics group
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program. If not, see
* <http://www.gnu.org/licenses/gpl-3.0.html>.
* #L%
*/
package org.gitools.ui.app.genomespace;
import org.gitools.api.PersistenceException;
import org.gitools.api.analysis.IProgressMonitor;
import org.gitools.api.resource.IResourceLocator;
import org.gitools.ui.app.genomespace.dm.HttpUtils;
import org.gitools.utils.progressmonitor.ProgressMonitorInputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URL;
public class GsResourceLocator implements IResourceLocator {
private final IResourceLocator parentLocator;
public GsResourceLocator(IResourceLocator parentLocator) throws PersistenceException {
super();
this.parentLocator = parentLocator;
}
@Override
public URL getURL() {
return parentLocator.getURL();
}
@Override
public File getReadFile() {
return parentLocator.getReadFile();
}
@Override
public File getWriteFile() {
return parentLocator.getWriteFile();
}
@Override
public String getBaseName() {
return parentLocator.getBaseName();
}
@Override
public String getExtension() {
return parentLocator.getExtension();
}
@Override
public String getName() {
return parentLocator.getName();
}
@Override
public boolean isContainer() {
return false;
}
@Override
public long getContentLength() {
if (!getURL().getProtocol().equals("file")) {
try {
return HttpUtils.getInstance().getContentLength(getURL());
} catch (IOException e) {
return -1;
}
}
return parentLocator.getContentLength();
}
@Override
public IResourceLocator getParentLocator() {
return parentLocator;
}
@Override
public IResourceLocator getReferenceLocator(String referenceName) throws PersistenceException {
return new GsResourceLocator(parentLocator.getReferenceLocator(referenceName));
}
@Override
public boolean isWritable() {
return parentLocator.isWritable();
}
@Override
public InputStream openInputStream(IProgressMonitor progressMonitor) throws IOException {
if (!getURL().getProtocol().equals("file")) {
return new ProgressMonitorInputStream(progressMonitor, HttpUtils.getInstance().openConnectionStream(getURL()));
}
return parentLocator.openInputStream(progressMonitor);
}
@Override
public OutputStream openOutputStream(IProgressMonitor monitor) throws IOException {
return parentLocator.openOutputStream(monitor);
}
@Override
public void close(IProgressMonitor monitor) {
parentLocator.close(monitor);
}
}