sipackage.outbound.SIAdapterUpperPrefixOutboundGateway.java Source code

Introduction

Here is the source code for sipackage.outbound.SIAdapterUpperPrefixOutboundGateway.java

Source

/*
 * Copyright 2002-2013 the original author or authors.
 *
 * 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 sipackage.outbound;

import org.springframework.integration.Message;
import org.springframework.integration.handler.AbstractReplyProducingMessageHandler;
import org.springframework.integration.support.MessageBuilder;
import org.springframework.util.Assert;

import sipackage.core.SIAdapterUpperPrefixExecutor;

/**
 *
 * @author SI-TEMPLATE-AUTHOR
 * @since SI-TEMPLATE-VERSION
 *
 */
public class SIAdapterUpperPrefixOutboundGateway extends AbstractReplyProducingMessageHandler {

    private final SIAdapterUpperPrefixExecutor siAdapterLowerPrefixExecutor;
    private boolean producesReply = true; //false for outbound-channel-adapter, true for outbound-gateway

    /**
     * Constructor taking an {@link SIAdapterUpperPrefixExecutor} that wraps common
     * SIAdapterUpperPrefix Operations.
     *
     * @param siAdapterLowerPrefixExecutor Must not be null
     *
     */
    public SIAdapterUpperPrefixOutboundGateway(SIAdapterUpperPrefixExecutor siAdapterLowerPrefixExecutor) {
        Assert.notNull(siAdapterLowerPrefixExecutor, "siAdapterLowerPrefixExecutor must not be null.");
        this.siAdapterLowerPrefixExecutor = siAdapterLowerPrefixExecutor;
    }

    /**
     *
     */
    @Override
    protected void onInit() {
        super.onInit();
    }

    @Override
    protected Object handleRequestMessage(Message<?> requestMessage) {

        final Object result;

        result = this.siAdapterLowerPrefixExecutor.executeOutboundOperation(requestMessage);

        if (result == null || !producesReply) {
            return null;
        }

        return MessageBuilder.withPayload(result).copyHeaders(requestMessage.getHeaders()).build();

    }

    /**
     * If set to 'false', this component will act as an Outbound Channel Adapter.
     * If not explicitly set this property will default to 'true'.
     *
     * @param producesReply Defaults to 'true'.
     *
     */
    public void setProducesReply(boolean producesReply) {
        this.producesReply = producesReply;
    }

}