[POLICY-73] replace openecomp for policy-engine

[policy/engine.git] / ONAP-PDP-REST / src / main / java / org / onap / policy / pdp / rest / api / services / CreateUpdateDictionaryService.java

diff --git a/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/api/services/CreateUpdateDictionaryService.java b/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/api/services/CreateUpdateDictionaryService.java
new file mode 100644 (file)
index 0000000..9d25774
--- /dev/null
+++ b/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/api/services/CreateUpdateDictionaryService.java
@@ -0,0 +1,153 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP-PDP-REST
+ * ================================================================================
+ * 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.onap.policy.pdp.rest.api.services;
+
+import java.io.ByteArrayInputStream;
+import java.util.UUID;
+
+import javax.json.JsonException;
+import javax.json.JsonObject;
+
+import org.onap.policy.api.DictionaryParameters;
+import org.onap.policy.api.PolicyException;
+import org.onap.policy.common.logging.flexlogger.FlexLogger;
+import org.onap.policy.common.logging.flexlogger.Logger;
+import org.onap.policy.pdp.rest.api.utils.PolicyApiUtils;
+import org.onap.policy.xacml.api.XACMLErrorConstants;
+import org.springframework.http.HttpStatus;
+
+public class CreateUpdateDictionaryService {
+    private static final Logger LOGGER = FlexLogger.getLogger(CreateUpdateDictionaryService.class.getName());
+    
+    private String dictionaryResult = null;
+    private HttpStatus status = HttpStatus.BAD_REQUEST;
+    private String message = null;
+    private Boolean updateFlag = false;
+    private DictionaryParameters dictionaryParameters = null;
+
+    public CreateUpdateDictionaryService(
+            DictionaryParameters dictionaryParameters, String requestID,
+            boolean updateFlag) {
+        this.updateFlag = updateFlag;
+        this.dictionaryParameters = dictionaryParameters;
+        if(dictionaryParameters.getRequestID()==null){
+            UUID requestUUID = null;
+            if (requestID != null && !requestID.isEmpty()) {
+                try {
+                    requestUUID = UUID.fromString(requestID);
+                } catch (IllegalArgumentException e) {
+                    requestUUID = UUID.randomUUID();
+                    LOGGER.info("Generated Random UUID: " + requestUUID.toString(),e);
+                }
+            }else{
+                requestUUID = UUID.randomUUID();
+                LOGGER.info("Generated Random UUID: " + requestUUID.toString());
+            }
+            this.dictionaryParameters.setRequestID(requestUUID);
+        }
+        try{
+            run();
+            specialCheck();
+        }catch(PolicyException e){
+            dictionaryResult = XACMLErrorConstants.ERROR_DATA_ISSUE + e;
+            status = HttpStatus.BAD_REQUEST;
+        }
+    }
+
+    private void specialCheck() {
+        if(dictionaryResult== null || dictionaryResult.contains("BAD REQUEST")||dictionaryResult.contains("PE300")){
+            status = HttpStatus.BAD_REQUEST;
+        } else if (dictionaryResult.contains("Policy Exist Error")) {
+            status = HttpStatus.CONFLICT;
+        } else if (dictionaryResult.contains("PE200")){
+            status = HttpStatus.INTERNAL_SERVER_ERROR;
+        }
+    }
+
+    private void run() throws PolicyException{
+        // Check Validation. 
+        if(!getValidation()){
+            LOGGER.error(message);
+            throw new PolicyException(message);
+        }
+        // Get Result. 
+        try{
+            status = HttpStatus.OK;
+            dictionaryResult = processResult();
+        }catch (Exception e){
+            LOGGER.error(XACMLErrorConstants.ERROR_DATA_ISSUE + e);
+            status = HttpStatus.BAD_REQUEST;
+            throw new PolicyException(e);
+        }
+    }
+
+    private String processResult() throws PolicyException{
+        String operation = null;
+        if (updateFlag){
+            operation = "update";
+        } else {
+            operation = "create";
+        }
+        JsonObject json = null;
+        try{
+            json = PolicyApiUtils.stringToJsonObject(dictionaryParameters.getDictionaryJson());
+        } catch(JsonException| IllegalStateException e){
+            message = XACMLErrorConstants.ERROR_DATA_ISSUE+ " improper Dictionary JSON object : " + dictionaryParameters.getDictionaryJson();
+            LOGGER.error(message, e);
+            return message;
+        }
+        String dictionaryFields = json.toString();
+        PAPServices papServices = new PAPServices();
+        return (String) papServices.callPAP(new ByteArrayInputStream(dictionaryFields.getBytes()), new String[] {"operation="+operation, "apiflag=api", "dictionaryType="+dictionaryParameters.getDictionary()}, dictionaryParameters.getRequestID(), "dictionaryItem");
+    }
+
+    private boolean getValidation() {
+        if(dictionaryParameters==null){
+            message = XACMLErrorConstants.ERROR_DATA_ISSUE + "Dictionary Parameters are not given.";
+            return false;
+        }
+        if(dictionaryParameters.getDictionaryType()==null || dictionaryParameters.getDictionaryType().toString().trim().isEmpty()){
+            message = XACMLErrorConstants.ERROR_DATA_ISSUE + "No Dictionary Type given.";
+            return false;
+        }
+        if(dictionaryParameters.getDictionary()==null || dictionaryParameters.getDictionary().trim().isEmpty()){
+            message = XACMLErrorConstants.ERROR_DATA_ISSUE + "No Dictionary given.";
+            return false;
+        }
+        if(dictionaryParameters.getDictionaryJson()==null || dictionaryParameters.getDictionaryJson().isEmpty()){
+            message = XACMLErrorConstants.ERROR_DATA_ISSUE + "No Dictionary JSON given.";
+            return false;
+        }
+        if (updateFlag && "MicroServiceDictionary".equalsIgnoreCase(dictionaryParameters.getDictionary())&& !dictionaryParameters.getDictionaryJson().contains("initialFields")){
+               message = XACMLErrorConstants.ERROR_DATA_ISSUE + "Mising the required field initialFields.";
+               return false;
+        }
+        return true;
+    }
+
+    public String getResult() {
+        return dictionaryResult;
+    }
+
+    public HttpStatus getResponseCode() {
+        return status;
+    }
+
+}