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/*******************************************************************************
* Copyright (c) 2014 Wind River Systems, Inc.
* 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:
* Markus Schorn - initial API and implementation
*******************************************************************************/
package org.eclipse.tcf.te.tcf.remote.core;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URI;
import java.net.URISyntaxException;
import org.eclipse.core.filesystem.EFS;
import org.eclipse.core.filesystem.IFileInfo;
import org.eclipse.core.filesystem.IFileStore;
import org.eclipse.core.filesystem.provider.FileInfo;
import org.eclipse.core.filesystem.provider.FileStore;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.OperationCanceledException;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.SubMonitor;
import org.eclipse.remote.core.IRemoteConnection;
import org.eclipse.tcf.services.IFileSystem.FileAttrs;
import org.eclipse.tcf.te.tcf.remote.core.operation.TCFOperationChildStores;
import org.eclipse.tcf.te.tcf.remote.core.operation.TCFOperationDelete;
import org.eclipse.tcf.te.tcf.remote.core.operation.TCFOperationFetchInfo;
import org.eclipse.tcf.te.tcf.remote.core.operation.TCFOperationMkDir;
import org.eclipse.tcf.te.tcf.remote.core.operation.TCFOperationOpenInputStream;
import org.eclipse.tcf.te.tcf.remote.core.operation.TCFOperationOpenOutputStream;
import org.eclipse.tcf.te.tcf.remote.core.operation.TCFOperationPutInfo;
public final class TCFFileStore extends FileStore {
public static IFileStore getInstance(URI uri) {
Path path = new Path(uri.getPath());
IRemoteConnection connection = TCFEclipseFileSystem.getConnection(uri);
if (connection instanceof TCFConnection)
return new TCFFileStore((TCFConnection) connection, path, uri, null);
return EFS.getNullFileSystem().getStore(path);
}
public static IFileStore getInstance(TCFConnection connection, IPath path, TCFFileStore parent) {
try {
return new TCFFileStore(connection, path, TCFEclipseFileSystem.getURIFor(connection, path.toString()), parent);
} catch (URISyntaxException e) {
Activator.logError(Messages.TCFFileManager_errorFileStoreForPath, e);
}
return EFS.getNullFileSystem().getStore(path);
}
private final URI fURI;
private final TCFConnection fConnection;
private final IPath fRemotePath;
private FileAttrs fAttributes;
private IFileStore fParent;
private TCFFileStore(TCFConnection connection, IPath path, URI uri, TCFFileStore parent) {
fURI = uri;
fConnection = connection;
fRemotePath = new Path(uri.getPath());
fParent = parent;
}
@Override
public URI toURI() {
return fURI;
}
public TCFConnection getConnection() {
return fConnection;
}
public IPath getPath() {
return fRemotePath;
}
public void setAttributes(FileAttrs attrs) {
fAttributes = attrs;
}
public FileAttrs getAttributes() {
return fAttributes;
}
@Override
public IFileStore getChild(String name) {
return getInstance(fConnection, fRemotePath.append(name), this);
}
@Override
public String getName() {
if (fRemotePath.isRoot()) {
return fRemotePath.toString();
}
return fRemotePath.lastSegment();
}
@Override
public IFileStore getParent() {
if (fParent != null)
return fParent;
if (fRemotePath.isRoot())
return null;
fParent = getInstance(fConnection, fRemotePath.removeLastSegments(1), null);
return fParent;
}
@Override
public IFileInfo fetchInfo(int options, IProgressMonitor monitor) throws CoreException {
try {
return new TCFOperationFetchInfo(this).execute(SubMonitor.convert(monitor));
} catch (OperationCanceledException e) {
}
return new FileInfo(getName());
}
@Override
public IFileStore[] childStores(int options, IProgressMonitor monitor) throws CoreException {
try {
return new TCFOperationChildStores(this).execute(SubMonitor.convert(monitor));
} catch (OperationCanceledException e) {
}
return new IFileStore[0];
}
@Override
public String[] childNames(int options, IProgressMonitor monitor) throws CoreException {
IFileStore[] children = childStores(options, monitor);
String[] result = new String[children.length];
int i = 0;
for (IFileStore s : children) {
result[i++] = s.getName();
}
return result;
}
@Override
public void delete(int options, IProgressMonitor monitor) throws CoreException {
try {
new TCFOperationDelete(this).execute(SubMonitor.convert(monitor));
} catch (OperationCanceledException e) {
}
}
@Override
public IFileStore mkdir(int options, IProgressMonitor monitor) throws CoreException {
boolean shallow = (options & EFS.SHALLOW) == EFS.SHALLOW;
try {
new TCFOperationMkDir(this, shallow).execute(SubMonitor.convert(monitor));
} catch (OperationCanceledException e) {
}
return this;
}
@Override
public void putInfo(IFileInfo info, int options, IProgressMonitor monitor) throws CoreException {
boolean setAttribs = (options & EFS.SET_ATTRIBUTES) != 0;
boolean setLastModified = (options & EFS.SET_LAST_MODIFIED) != 0;
try {
if (setAttribs || setLastModified) {
new TCFOperationPutInfo(this, info, setAttribs, setLastModified).execute(SubMonitor.convert(monitor));
}
} catch (OperationCanceledException e) {
}
}
@Override
public InputStream openInputStream(int options, IProgressMonitor monitor) throws CoreException {
try {
return new TCFOperationOpenInputStream(this).execute(SubMonitor.convert(monitor));
} catch (OperationCanceledException e) {
return null;
}
}
@Override
public OutputStream openOutputStream(int options, IProgressMonitor monitor) throws CoreException {
boolean append = (options & EFS.APPEND) != 0;
try {
return new TCFOperationOpenOutputStream(this, append).execute(SubMonitor.convert(monitor));
} catch (OperationCanceledException e) {
return null;
}
}
}
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