org.mule.module.pubsubhubbub.HubMode.java Source code

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Here is the source code for org.mule.module.pubsubhubbub.HubMode.java

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/**
 * Mule PubSubHubbub Connector
 *
 * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
 *
 * The software in this package is published under the terms of the CPAL v1.0
 * license, a copy of which has been included with this distribution in the
 * LICENSE.txt file.
 */

package org.mule.module.pubsubhubbub;

import org.apache.commons.lang.StringUtils;
import org.mule.api.MuleContext;
import org.mule.api.retry.RetryPolicyTemplate;
import org.mule.module.pubsubhubbub.data.DataStore;
import org.mule.module.pubsubhubbub.handler.AbstractHubActionHandler;
import org.mule.module.pubsubhubbub.handler.PublisherHandler;
import org.mule.module.pubsubhubbub.handler.SubscriptionHandler;
import org.mule.module.pubsubhubbub.handler.UnsubscriptionHandler;

public enum HubMode {
    SUBSCRIBE {
        @Override
        public AbstractHubActionHandler newHandler(final MuleContext muleContext, final DataStore dataStore,
                final RetryPolicyTemplate retryPolicyTemplate) {
            return new SubscriptionHandler(muleContext, dataStore, retryPolicyTemplate);
        }
    },
    UNSUBSCRIBE {
        @Override
        public AbstractHubActionHandler newHandler(final MuleContext muleContext, final DataStore dataStore,
                final RetryPolicyTemplate retryPolicyTemplate) {
            return new UnsubscriptionHandler(muleContext, dataStore, retryPolicyTemplate);
        }
    },
    PUBLISH {
        @Override
        public AbstractHubActionHandler newHandler(final MuleContext muleContext, final DataStore dataStore,
                final RetryPolicyTemplate retryPolicyTemplate) {
            return new PublisherHandler(muleContext, dataStore, retryPolicyTemplate);
        }
    };

    public String getMode() {
        return StringUtils.lowerCase(this.toString());
    }

    public abstract AbstractHubActionHandler newHandler(MuleContext muleContext, DataStore dataStore,
            RetryPolicyTemplate retryPolicyTemplate);

    public static HubMode parse(final String s) {
        try {
            return valueOf(StringUtils.upperCase(s));
        } catch (final IllegalArgumentException iae) {
            // rethrow with a less technical message, as it is routed back to the caller
            throw new IllegalArgumentException("Unsupported hub mode: " + s, iae);
        }
    }
}