1 files changed, 130 insertions, 0 deletions
diff --git a/service/src/main/java/org/onap/vfc/nfvo/multivimproxy/common/util/response/ResponseUtil.java b/service/src/main/java/org/onap/vfc/nfvo/multivimproxy/common/util/response/ResponseUtil.java
new file mode 100644
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--- /dev/null
+++ b/service/src/main/java/org/onap/vfc/nfvo/multivimproxy/common/util/response/ResponseUtil.java
@@ -0,0 +1,130 @@
+/*
+ * Copyright 2016 Huawei Technologies Co., Ltd.
+ *
+ * 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.onap.vfc.nfvo.multivimproxy.common.util.response;
+
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+import java.util.Map.Entry;
+
+import javax.servlet.http.HttpServletRequest;
+
+import net.sf.json.JSONObject;
+
+/**
+ *
+ * Response utility class.<br>
+ * <p>
+ * </p>
+ *
+ * @author
+ * @version     VFC 1.0  Sep 10, 2016
+ */
+public final class ResponseUtil {
+
+    private ResponseUtil() {
+    }
+
+    /**
+     * Roa request common return function, default return code 200 <br/>
+     *
+     * @param retCode
+     *         The request return code
+     * @param msg
+     *         The request message
+     * @return JSONObject The response for http request
+     * @since VFC 1.0
+     */
+    public static JSONObject genHttpResponse(int retCode, String msg) {
+        return genHttpResponse(createCodeMap(-1, retCode), msg, null);
+    }
+
+    /**
+     * Roa request common return function, default return code 200<br/>
+     *
+     * @param retCode
+     *         The request return code
+     * @param msg
+     *         The request message
+     * @param map
+     *         Other request info of this request
+     * @return JSONObject The response for http request
+     * @since VFC 1.0
+     */
+    public static JSONObject genHttpResponse(int retCode, String msg, Map<String, Object> map) {
+        return genHttpResponse(createCodeMap(-1, retCode), msg, map);
+    }
+
+    /**
+     * Roa request common return method <br/>
+     *
+     * @param httpStatusCode
+     *         The http response code
+     * @param retCode
+     *         The http request return code
+     * @param msg
+     *         The message of request
+     * @return JSONObject The response for http request
+     * @since VFC 1.0
+     */
+    public static JSONObject genHttpResponse(int httpStatusCode, int retCode, String msg) {
+        return genHttpResponse(createCodeMap(httpStatusCode, retCode), msg, null);
+    }
+
+    /**
+     *
+     * Roa request common return method.<br>
+     *
+     * @param codeMap
+     * @param msg, The message of request
+     * @param map, Other message of request
+     * @return
+     * @since  VFC 1.0
+     */
+    public static JSONObject genHttpResponse(Map<String, Integer> codeMap, String msg,
+            Map<String, Object> map) {
+        JSONObject object = new JSONObject();
+
+        object.put("msg", msg);
+        if(null != map) {
+            Iterator<Entry<String, Object>> ite = map.entrySet().iterator();
+            if(ite.hasNext()) {
+                Map.Entry<String, Object> entry = ite.next();
+                object.put(entry.getKey(), entry.getValue().toString());
+            }
+        }
+        return object;
+    }
+
+    /**
+     * Create code map to maintenance the relationship between return code and
+     * http status code <br/>
+     *
+     * @param httpStatusCode
+     *         The http response code
+     * @param retCode
+     *         The http request return code
+     * @return Map
+     * @since VFC 1.0
+     */
+    private static Map<String, Integer> createCodeMap(int httpStatusCode, int retCode) {
+        Map<String, Integer> codeMap = new HashMap<>(5);
+        codeMap.put("httpStatusCode", httpStatusCode);
+        codeMap.put("retCode", retCode);
+        return codeMap;
+    }
+}