@@ -0,0 +1,1317 @@
+/*%0A * Copyright (c) 2021 WSO2 Inc. (http://www.wso2.org) All Rights Reserved.%0A *%0A * WSO2 Inc. licenses this file to you under the Apache License,%0A * Version 2.0 (the %22License%22); you may not use this file except%0A * in compliance with the License.%0A * You may obtain a copy of the License at%0A *%0A *   http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing,%0A * software distributed under the License is distributed on an%0A * %22AS IS%22 BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY%0A * KIND, either express or implied.  See the License for the%0A * specific language governing permissions and limitations%0A * under the License.%0A */%0Apackage org.wso2.carbon.apimgt.gateway.extension.listener;%0A%0Aimport java.io.InputStream;%0A%0A/**%0A * This Interface is provides specific extension points to consume the payload from the related message context.%0A */%0Apublic interface PayloadHandler %7B%0A%0A    /**%0A     * Consume and return the payload as String.%0A     *%0A     * @return String payload%0A     * @throws Exception if an error occurs%0A     */%0A    String consumeAsString() throws Exception;%0A%0A    /**%0A     * Consume and return payload as InputStream.%0A     *%0A     * @return InputStream payload%0A     * @throws Exception if an error occurs%0A     */%0A    InputStream consumeAsStream() throws Exception;%0A%7D%0A

add PayloadHandler interface.