[AAI-818] Adding a Synapse policy for chameleon.

[aai/data-router.git] / src / main / java / org / onap / aai / datarouter / query / QueryRouter.java

diff --git a/src/main/java/org/onap/aai/datarouter/query/QueryRouter.java b/src/main/java/org/onap/aai/datarouter/query/QueryRouter.java
new file mode 100644 (file)
index 0000000..c9e004c
--- /dev/null
+++ b/src/main/java/org/onap/aai/datarouter/query/QueryRouter.java
@@ -0,0 +1,76 @@
+/**
+ * ============LICENSE_START=======================================================
+ * org.onap.aai
+ * ================================================================================
+ * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
+ * Copyright © 2017 Amdocs
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ *
+ * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ */
+package org.onap.aai.datarouter.query;
+
+import java.util.Map;
+import java.util.UUID;
+
+import org.apache.camel.Exchange;
+import org.onap.aai.cl.api.Logger;
+import org.onap.aai.cl.eelf.LoggerFactory;
+import org.onap.aai.cl.mdc.MdcContext;
+
+
+public abstract class QueryRouter {
+  Logger logger = LoggerFactory.getInstance().getLogger(QueryRouter.class.getName());
+
+
+  protected static final String SERVICE_NAME = "DATA-ROUTER";
+  /** HTTP header containing the ECOMP Request Id */
+  protected static final String HEADER_TRANS_ID = "X-TransactionId";
+  
+  /** HTTP header containing the calling application Id */
+  protected static final String HEADER_FROM_APP_ID = "X-FromAppId";
+  
+  /** HTTP header containing the calling host details */
+  protected static final String HEADER_FROM_HOST = "Host";
+  
+  /** HTTP header containing the calling host details */
+  protected static final String DATA_ROUTER_PORT = "9502";
+  
+
+  public abstract void setQueryRequest(Exchange exchange) ;
+  
+  public abstract void setQueryResponse(Exchange exchange);
+  
+  protected String getTxId(final Exchange exchange){
+    String txId = exchange.getIn().getHeader("X-TransactionId",String.class);    
+    return ((txId==null||txId.isEmpty())?UUID.randomUUID().toString():txId);
+  }
+  
+  protected boolean checkRecursion(String url){
+   return url.contains(DATA_ROUTER_PORT);
+  }
+  
+  protected void setMDC(final Exchange exchange) {
+    String transId = exchange.getIn().getHeader(HEADER_TRANS_ID, String.class);
+    String appId = exchange.getIn().getHeader(HEADER_FROM_APP_ID, String.class);
+    String hostId = exchange.getIn().getHeader(HEADER_FROM_HOST, String.class);
+
+    // Set MDC transaction id, calling service name, calling service id,
+    // partner name, client address
+    MdcContext.initialize(transId, "DataRouter", "", appId, hostId);
+  }
+ 
+
+}