WatchService.java

/*
 * Copyright 2015 Red Hat, Inc. and/or its affiliates.
 *
 * 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.uberfire.java.nio.file;

import java.util.concurrent.TimeUnit;

import org.uberfire.java.nio.Closeable;

public interface WatchService extends Closeable {

    WatchKey poll() throws ClosedWatchServiceException;

    WatchKey poll(long timeout,
                  TimeUnit unit) throws ClosedWatchServiceException, InterruptedException;

    WatchKey take() throws ClosedWatchServiceException, InterruptedException;

    boolean isClose();
}