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/*******************************************************************************
* Copyright (c) 2015 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.filesystem.core.internal;
import static java.text.MessageFormat.format;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.tcf.services.IFileSystem;
import org.eclipse.tcf.services.IFileSystem.FileAttrs;
import org.eclipse.tcf.te.tcf.filesystem.core.interfaces.IOperation;
import org.eclipse.tcf.te.tcf.filesystem.core.interfaces.IWindowsFileAttributes;
import org.eclipse.tcf.te.tcf.filesystem.core.interfaces.runtime.IFSTreeNodeWorkingCopy;
import org.eclipse.tcf.te.tcf.filesystem.core.interfaces.runtime.IUserAccount;
import org.eclipse.tcf.te.tcf.filesystem.core.internal.operations.AbstractOperation;
import org.eclipse.tcf.te.tcf.filesystem.core.internal.operations.OpCommitAttr;
import org.eclipse.tcf.te.tcf.filesystem.core.nls.Messages;
class FSTreeNodeWorkingCopy extends FSTreeNodeBase implements IFSTreeNodeWorkingCopy {
private final FSTreeNodeBase fOriginal;
private int fPermissions;
private int fWin32Attributes;
FSTreeNodeWorkingCopy(FSTreeNodeWorkingCopy original) {
fOriginal = original;
fPermissions = original.fPermissions;
fWin32Attributes = original.fWin32Attributes;
}
FSTreeNodeWorkingCopy(FSTreeNode original) {
fOriginal = original;
fPermissions = original.getPermissions();
fWin32Attributes = original.getWin32Attrs();
}
@Override
protected int getWin32Attrs() {
return fWin32Attributes;
}
@Override
protected int getPermissions() {
return fPermissions;
}
@Override
public IFSTreeNodeWorkingCopy createWorkingCopy() {
return new FSTreeNodeWorkingCopy(this);
}
@Override
public void setWritable(boolean b) {
IUserAccount account = getUserAccount();
if (account != null) {
int bit;
if (getUID() == account.getEUID()) {
bit = IFileSystem.S_IWUSR;
} else if (getGID() == account.getEGID()) {
bit = IFileSystem.S_IWGRP;
} else {
bit = IFileSystem.S_IWOTH;
}
setPermission(bit, true);
}
}
@Override
public void setPermission(int bit, boolean value) {
if (value) {
fPermissions |= bit;
} else {
fPermissions &= ~bit;
}
}
@Override
public void setWin32Attr(int bit, boolean value) {
if (value) {
fWin32Attributes |= bit;
} else {
fWin32Attributes &= ~bit;
}
}
@Override
public void setHidden(boolean hidden) {
setWin32Attr(IWindowsFileAttributes.FILE_ATTRIBUTE_HIDDEN, hidden);
}
@Override
public void setReadOnly(boolean readOnly) {
setWin32Attr(IWindowsFileAttributes.FILE_ATTRIBUTE_READONLY, readOnly);
}
@Override
public boolean isDirty() {
if (fOriginal.getPermissions() != getPermissions())
return true;
if (fOriginal.getWin32Attrs() != getWin32Attrs())
return true;
return false;
}
@Override
public IOperation operationCommit() {
return new AbstractOperation() {
@Override
public String getName() {
return format(Messages.FSTreeNodeWorkingCopy_commitOperation_name, FSTreeNodeWorkingCopy.this.getName());
}
@Override
protected IStatus doRun(IProgressMonitor monitor) {
monitor.beginTask(getName(), IProgressMonitor.UNKNOWN);
return doCommit(monitor);
}
};
}
protected IStatus doCommit(IProgressMonitor monitor) {
try {
if (fOriginal instanceof FSTreeNodeWorkingCopy) {
return commit((FSTreeNodeWorkingCopy) fOriginal);
}
if (fOriginal instanceof FSTreeNode) {
return commit((FSTreeNode) fOriginal, monitor);
}
return Status.CANCEL_STATUS;
} finally {
monitor.done();
}
}
private IStatus commit(FSTreeNodeWorkingCopy original) {
original.fPermissions = fPermissions;
original.fWin32Attributes = fWin32Attributes;
return Status.OK_STATUS;
}
private IStatus commit(FSTreeNode original, IProgressMonitor monitor) {
if (!isDirty())
return Status.OK_STATUS;
FileAttrs attrs = original.getAttributes();
if (attrs != null) {
Map<String, Object> attributes = new HashMap<String, Object>(attrs.attributes);
if (fWin32Attributes != original.getWin32Attrs()) {
attrs.attributes.put(FSTreeNode.KEY_WIN32_ATTRS, Integer.valueOf(fWin32Attributes));
}
attrs = new FileAttrs(attrs.flags, attrs.size, attrs.uid, attrs.gid, fPermissions, attrs.atime, attrs.mtime, attributes);
return new OpCommitAttr(original, attrs).run(monitor);
}
return Status.OK_STATUS;
}
@Override
public String getName() {
return fOriginal.getName();
}
@Override
public Type getType() {
return fOriginal.getType();
}
@Override
public String getFileTypeLabel() {
return fOriginal.getFileTypeLabel();
}
@Override
public IUserAccount getUserAccount() {
return fOriginal.getUserAccount();
}
@Override
public String getLocation() {
return fOriginal.getLocation();
}
@Override
public boolean isFileSystem() {
return fOriginal.isFileSystem();
}
@Override
public boolean isRootDirectory() {
return fOriginal.isRootDirectory();
}
@Override
public boolean isDirectory() {
return fOriginal.isDirectory();
}
@Override
public boolean isFile() {
return fOriginal.isFile();
}
@Override
public long getAccessTime() {
return fOriginal.getAccessTime();
}
@Override
public long getModificationTime() {
return fOriginal.getModificationTime();
}
@Override
public long getSize() {
return fOriginal.getSize();
}
@Override
public boolean isWindowsNode() {
return fOriginal.isWindowsNode();
}
@Override
public int getUID() {
return fOriginal.getUID();
}
@Override
public int getGID() {
return fOriginal.getGID();
}
}
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