/**
 *  Copyright (c) 2005-2015, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 *
 *  WSO2 Inc. licenses this file to you 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.apache.synapse.message.processor.impl.failover;

import java.util.List;

public interface FailoverMessageForwardingProcessorViewMBean {
    /**
     * try resending all messages stored in the message store.
     */
    public void resendAll() throws Exception;

    /**
     * Delete all the Messages in Message store
     */
    public void deleteAll() throws Exception;

    /**
     * Get the Message IDs of all stored Messages in the Message store
     *
     * @return a list of message ID values
     */
    public List<String> messageIdList() throws Exception;

    /**
     * Resend the Message with the given id
     * return false if fail to re try deliver the message
     *
     * @param messageID ID of the message to be resent
     * @return true if the resend operation was successful and false otherwise
     */
    public void  resend(String messageID) throws Exception;

    /**
     * Delete the Message with Given id
     *
     * @param messageID ID of the message to be deleted
     */
    public void delete(String messageID) throws Exception;

    /**
     * Get the SOAP envelope of the given Message with given ID
     *
     * @param messageID ID of the message to be returned
     * @return the SOAP envelope content as a string
     */
    public String getEnvelope(String messageID) throws Exception;

    /**
     *
     * @return the number of Messages stored in the store.
     */
    public int getSize();

    /**
     * Get the Status of the Message Processor
     * @return  status of the Processor
     */
    public boolean isActive();

    /**
     * Activate the Message Processor.
     * This will resume processing the Messages if its in deactivated state and
     * reset the Send attempt count.
     */
    public void activate();

    /**
     * Deactivate the Message Processor
     * This will stop the processing of Messages.
     */
    public void deactivate();

    /**
     * Checks if the task location linked to this Message Processor is known
     * @return true if the task location linked to this Message Processor is known
     */
    public boolean isTaskLocationKnown();
}
