/*
* Copyright 2007-2008 the original author or authors.
*
* 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 org.impalaframework.file.monitor;
import java.io.File;
import org.impalaframework.file.FileMonitor;
import org.impalaframework.file.FileRecurser;
/**
* Class with logic for figuring out the last modified date of files in a
* directory
* @author Phil Zoio
*/
public class FileMonitorImpl implements FileMonitor {
public long lastModified(File file) {
FileMonitorRecurserHandler handler = new FileMonitorRecurserHandler();
new FileRecurser().recurse(handler, file);
return handler.getLastModified();
}
public long lastModified(File[] files) {
FileMonitorRecurserHandler handler = new FileMonitorRecurserHandler();
final FileRecurser fileRecurser = new FileRecurser();
long lastModified = 0L;
for (File file : files) {
fileRecurser.recurse(handler, file);
lastModified = Math.max(lastModified, handler.getLastModified());
}
return lastModified;
}
}