com.griddynamics.jagger.master.TaskExecutionStatusProvider.java Source code

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Here is the source code for com.griddynamics.jagger.master.TaskExecutionStatusProvider.java

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/*
 * Copyright (c) 2010-2012 Grid Dynamics Consulting Services, Inc, All Rights Reserved
 * http://www.griddynamics.com
 *
 * This library is free software; you can redistribute it and/or modify it under the terms of
 * the GNU Lesser General Public License as published by the Free Software Foundation; either
 * version 2.1 of the License, or any later version.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.griddynamics.jagger.master;

import com.google.common.base.Preconditions;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import com.griddynamics.jagger.engine.e1.aggregator.session.model.TaskData;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.Collection;
import java.util.List;
import java.util.Map;

/**
 * @author Nikolay Musienko
 *         Date: 15.05.13
 */

public class TaskExecutionStatusProvider {

    private static final Logger log = LoggerFactory.getLogger(TaskExecutionStatusProvider.class);

    private final Map<String, TaskData.ExecutionStatus> statusMap = Maps.newHashMap();

    public TaskData.ExecutionStatus getStatus(final String taskId) {
        if (statusMap.containsKey(taskId)) {
            log.debug("Task status found: {}", taskId);
            return statusMap.get(taskId);
        }
        log.warn("Task status not found: {}", taskId);
        return TaskData.ExecutionStatus.FAILED;
    }

    public void setStatus(final String taskId, final TaskData.ExecutionStatus status) {
        statusMap.put(taskId, status);
    }

    public Collection<Map.Entry<String, TaskData.ExecutionStatus>> getTasksWithStatus(
            final TaskData.ExecutionStatus status) {
        Preconditions.checkNotNull(status);

        List<Map.Entry<String, TaskData.ExecutionStatus>> ret = Lists.newLinkedList();
        for (Map.Entry<String, TaskData.ExecutionStatus> entry : statusMap.entrySet()) {
            if (status.equals(entry.getValue())) {
                ret.add(entry);
            }
        }

        return ret;
    }

}