/** * Copyright (c) 2013, WSO2 Inc. (http://www.wso2.org) All Rights Reserved. * * 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 org.wso2.carbon.business.messaging.hl7.common.data.utils; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.wso2.carbon.business.messaging.hl7.common.HL7Constants; import org.wso2.carbon.databridge.commons.Attribute; import org.wso2.carbon.databridge.commons.AttributeType; import org.wso2.carbon.databridge.commons.StreamDefinition; import org.wso2.carbon.databridge.commons.exception.MalformedStreamDefinitionException; import java.util.ArrayList; import java.util.List; /** * This is the util class for Stream definition */ public class StreamDefUtil { protected static final String CONTENT = "content"; protected static final String TYPE = "type"; protected static final String TIMESTAMP = "timestamp"; protected static final String HOST = "host"; protected static final String ACTIVITY_ID = "activity_id"; protected static final String STATUS = "status"; protected static final String MSG_DIRECTION = "message_direction"; protected static final String OP_NAME = "operation_name" ; protected static final String SERVICE_NAME = "service_name"; protected static final String SERVER_NAME = "server_name"; private static Log log = LogFactory.getLog(StreamDefUtil.class); public static StreamDefinition getStreamDefinition() throws MalformedStreamDefinitionException { StreamDefinition streamDefinition = null; try { streamDefinition = new StreamDefinition(HL7Constants.HL7_PUBLISHER_STREAM_NAME, HL7Constants.HL7_PUBLISHER_STREAM_VERSION); List<Attribute> metaDataAttributeList = getMetaDataDef(); streamDefinition.setMetaData(metaDataAttributeList); List<Attribute> correlationDataAttributeList = getCorrelationDataDef(); streamDefinition.setCorrelationData(correlationDataAttributeList); List<Attribute> payLoadData = getPayLoadDataDef(); streamDefinition.setPayloadData(payLoadData); } catch (MalformedStreamDefinitionException e) { throw new MalformedStreamDefinitionException("Unable to create HL7 StreamDefinition : " + e.getMessage(), e); } return streamDefinition; } private static List<Attribute> getPayLoadDataDef() { List<Attribute> payLoadList = new ArrayList<Attribute>(7); payLoadList.add(new Attribute(CONTENT, AttributeType.STRING)); payLoadList.add(new Attribute(TYPE, AttributeType.STRING)); payLoadList.add(new Attribute(TIMESTAMP, AttributeType.LONG)); payLoadList.add(new Attribute(MSG_DIRECTION, AttributeType.STRING)); payLoadList.add(new Attribute(SERVICE_NAME, AttributeType.STRING)); payLoadList.add(new Attribute(OP_NAME, AttributeType.STRING)); payLoadList.add(new Attribute(STATUS, AttributeType.STRING)); return payLoadList; } private static List<Attribute> getMetaDataDef() { List<Attribute> metaDataList = new ArrayList<Attribute>(2); metaDataList.add(new Attribute(HOST, AttributeType.STRING)); metaDataList.add(new Attribute(SERVER_NAME, AttributeType.STRING)); return metaDataList; } private static List<Attribute> getCorrelationDataDef() { List<Attribute> correlationList = new ArrayList<Attribute>(1); correlationList.add(new Attribute(ACTIVITY_ID, AttributeType.STRING)); return correlationList; } }