1 files changed, 91 insertions, 0 deletions
diff --git a/appc-provider/appc-provider-bundle/src/main/java/org/openecomp/appc/provider/lcm/util/ValidationService.java b/appc-provider/appc-provider-bundle/src/main/java/org/openecomp/appc/provider/lcm/util/ValidationService.java
new file mode 100644
index 000000000..fe2fdc142
--- /dev/null
+++ b/appc-provider/appc-provider-bundle/src/main/java/org/openecomp/appc/provider/lcm/util/ValidationService.java
@@ -0,0 +1,91 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * openECOMP : APP-C
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.appc.provider.lcm.util;
+
+import org.opendaylight.yang.gen.v1.org.openecomp.appc.rev160108.Action;
+import org.opendaylight.yang.gen.v1.org.openecomp.appc.rev160108.common.header.CommonHeader;
+import org.opendaylight.yang.gen.v1.org.openecomp.appc.rev160108.status.Status;
+import org.opendaylight.yang.gen.v1.org.openecomp.appc.rev160108.status.StatusBuilder;
+import org.openecomp.appc.Constants;
+import org.openecomp.appc.configuration.Configuration;
+import org.openecomp.appc.configuration.ConfigurationFactory;
+import org.openecomp.appc.executor.objects.LCMCommandStatus;
+import org.openecomp.appc.executor.objects.Params;
+import org.openecomp.appc.i18n.Msg;
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+import com.att.eelf.i18n.EELFResourceManager;
+
+import javax.swing.*;
+
+
+
+public class ValidationService {
+
+    private static class ValidationServiceHolder {
+        private static final ValidationService INSTANCE = new ValidationService();
+    }
+
+    private final EELFLogger logger = EELFManager.getInstance().getLogger(ValidationService.class);
+
+    private Configuration configuration = ConfigurationFactory.getConfiguration();
+
+    public static ValidationService getInstance(){
+        return ValidationServiceHolder.INSTANCE;
+    }
+
+    public Status validateInput (CommonHeader commonHeader, Action action , String rpcName) {
+        String appName = configuration.getProperty(Constants.PROPERTY_APPLICATION_NAME);
+        String reason ;
+        StringBuilder paramName = new StringBuilder("");
+        if (!isEmpty(commonHeader) && !isEmpty(commonHeader.getApiVer())&& !isEmpty(commonHeader.getTimestamp()) && !isEmpty(commonHeader.getRequestId()) && !isEmpty(action) && !isEmpty(commonHeader.getOriginatorId())){
+            if(!action.toString().equalsIgnoreCase(rpcName)) logger.warn("action in input request '" + action.toString() + "' is different from endpoint '" + rpcName + "'");
+            return null;
+        } else{
+            if(isEmpty(commonHeader)){
+                paramName.append("common-header");
+            }else{
+                if (isEmpty(commonHeader.getApiVer())) paramName.append("api-ver");
+                if (isEmpty(commonHeader.getTimestamp())) paramName.append(isEmpty(paramName) ? "timestamp" : " , timestamp" );
+                if (isEmpty(commonHeader.getRequestId())) paramName.append(isEmpty(paramName)  ? "request-id" : " , request-id" );
+                if (isEmpty(commonHeader.getOriginatorId())) paramName.append(isEmpty(paramName)  ? "originator-id" : " , originator-id" );
+            }
+            if (isEmpty(action)) paramName.append(isEmpty(paramName)  ? "action" : " , action" );
+        }
+
+
+
+        reason = EELFResourceManager.format(Msg.NULL_OR_INVALID_ARGUMENT, appName, rpcName, paramName.toString() , "");
+        logger.info("Mandatory parameter/s" + paramName.toString() + " is/are missing");
+        logger.error(reason);
+        LCMCommandStatus lcmCommandStatus = LCMCommandStatus.MISSING_MANDATORY_PARAMETER;
+        Params params = new Params().addParam("paramName", paramName.toString());
+        StatusBuilder status = new StatusBuilder();
+        status.setCode(lcmCommandStatus.getResponseCode());
+        status.setMessage(lcmCommandStatus.getFormattedMessage(params));
+        return status.build();
+    }
+
+    private boolean isEmpty (Object object){
+        return (null == object || "".equalsIgnoreCase(object.toString()));
+    }
+}