com.xceptance.xlt.util.FailedAgentControllerCollection Maven / Gradle / Ivy

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/*
 * Copyright (c) 2005-2024 Xceptance Software Technologies GmbH
 *
 * 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.xceptance.xlt.util;

import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;

import com.xceptance.xlt.agentcontroller.AgentController;

/**
 * Threadsafe collection of failed agent controllers and corresponding Exceptions (if any).
 *
 * @author Matthias Ullrich (Xceptance Software Technologies GmbH)
 */
public class FailedAgentControllerCollection
{
    private final Map failed = new ConcurrentHashMap();

    /**
     * Add a failed agent controller and its corresponding exception.
     *
     * @param agentcontroller
     *            agent controller
     * @param e
     *            exception
     */
    public void add(final AgentController agentcontroller, final Exception e)
    {
        if (!failed.containsKey(agentcontroller))
        {
            failed.put(agentcontroller, e);
        }
    }

    /**
     * Returns true if this map contains no key-value mappings.
     *
     * @return true if this map contains no key-value mappings, false otherwise
     */
    public boolean isEmpty()
    {
        return failed.isEmpty();
    }

    /**
     * Returns a Set view of the contained agent controllers.
     *
     * @return Set view of the contained agent controllers
     */
    public Set getAgentControllers()
    {
        return failed.keySet();
    }

    /**
     * Returns a Map view of the contained agent controllers and their corresponding exceptions.
     *
     * @return Map view of the contained agent controllers and their corresponding exceptions
     */
    public Map getMap()
    {
        return failed;
    }
}