/*
* Copyright (C) 2012 The CyanogenMod Project
*
* 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 com.cyanogenmod.filemanager.commands.java;
import android.util.Log;
import com.cyanogenmod.filemanager.commands.DeleteFileExecutable;
import com.cyanogenmod.filemanager.console.ExecutionException;
import com.cyanogenmod.filemanager.console.InsufficientPermissionsException;
import com.cyanogenmod.filemanager.console.NoSuchFileOrDirectory;
import com.cyanogenmod.filemanager.model.MountPoint;
import com.cyanogenmod.filemanager.util.MountPointHelper;
import java.io.File;
/**
* A class for delete a file.
*/
public class DeleteFileCommand extends Program implements DeleteFileExecutable {
private static final String TAG = "DeleteFileCommand"; //$NON-NLS-1$
private final String mPath;
/**
* Constructor of <code>DeleteFileCommand</code>.
*
* @param path The name of the new file
*/
public DeleteFileCommand(String path) {
super();
this.mPath = path;
}
/**
* {@inheritDoc}
*/
@Override
public Boolean getResult() {
return Boolean.TRUE;
}
/**
* {@inheritDoc}
*/
@Override
public void execute()
throws InsufficientPermissionsException, NoSuchFileOrDirectory, ExecutionException {
if (isTrace()) {
Log.v(TAG,
String.format("Deleting file: %s", this.mPath)); //$NON-NLS-1$
}
File f = new File(this.mPath);
if (!f.exists()) {
if (isTrace()) {
Log.v(TAG, "Result: FAIL. NoSuchFileOrDirectory"); //$NON-NLS-1$
}
throw new NoSuchFileOrDirectory(this.mPath);
}
// Check that if the path exist, it need to be a file. Otherwise something is
// wrong
if (f.exists() && !f.isFile()) {
if (isTrace()) {
Log.v(TAG, "Result: FAIL. ExecutionException"); //$NON-NLS-1$
}
throw new ExecutionException("the path exists but is not a file"); //$NON-NLS-1$
}
// Delete the file
if (!f.delete()) {
if (isTrace()) {
Log.v(TAG, "Result: FAIL. InsufficientPermissionsException"); //$NON-NLS-1$
}
throw new InsufficientPermissionsException();
}
if (isTrace()) {
Log.v(TAG, "Result: OK"); //$NON-NLS-1$
}
}
/**
* {@inheritDoc}
*/
@Override
public MountPoint getSrcWritableMountPoint() {
return null;
}
/**
* {@inheritDoc}
*/
@Override
public MountPoint getDstWritableMountPoint() {
return MountPointHelper.getMountPointFromDirectory(this.mPath);
}
}