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/*
* Copyright (c) 2004 - 2012 Eike Stepper (Berlin, Germany) 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:
* Eike Stepper - initial API and implementation
*/
package org.eclipse.emf.cdo.workspace.internal.efs;
import org.eclipse.net4j.util.WrappedException;
import org.eclipse.core.filesystem.IFileInfo;
import org.eclipse.core.filesystem.IFileStore;
import org.eclipse.core.filesystem.provider.FileStore;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import java.io.InputStream;
import java.net.URI;
import java.net.URISyntaxException;
/**
* @author Eike Stepper
*/
public abstract class AbstractFileStore extends FileStore
{
public AbstractFileStore()
{
}
@Override
public CDOWorkspaceFileSystem getFileSystem()
{
return CDOWorkspaceFileSystem.getInstance();
}
@Override
public URI toURI()
{
try
{
return new URI(getParent().toURI().toString() + "/" + getName());
}
catch (URISyntaxException ex)
{
throw WrappedException.wrap(ex);
}
}
/**
* @author Eike Stepper
*/
public static final class Invalid extends AbstractFileStore
{
private IFileStore parent;
private String name;
public Invalid(IFileStore parent, String name)
{
this.parent = parent;
this.name = name;
}
@Override
public IFileStore getParent()
{
return parent;
}
@Override
public String getName()
{
return name;
}
@Override
public String[] childNames(int options, IProgressMonitor monitor) throws CoreException
{
return CDOWorkspaceFileSystem.NO_CHILD_NAMES;
}
@Override
public IFileStore getChild(String name)
{
return new Invalid(this, name);
}
@Override
public IFileInfo fetchInfo(int options, IProgressMonitor monitor) throws CoreException
{
throw new UnsupportedOperationException();
}
@Override
public InputStream openInputStream(int options, IProgressMonitor monitor) throws CoreException
{
throw new UnsupportedOperationException();
}
}
}
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