1 files changed, 114 insertions, 0 deletions
diff --git a/framework/src/onos/protocols/ovsdb/rfc/src/main/java/org/onosproject/ovsdb/rfc/utils/JsonRpcWriterUtil.java b/framework/src/onos/protocols/ovsdb/rfc/src/main/java/org/onosproject/ovsdb/rfc/utils/JsonRpcWriterUtil.java
new file mode 100644
index 00000000..7511c36e
--- /dev/null
+++ b/framework/src/onos/protocols/ovsdb/rfc/src/main/java/org/onosproject/ovsdb/rfc/utils/JsonRpcWriterUtil.java
@@ -0,0 +1,114 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * 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.onosproject.ovsdb.rfc.utils;
+
+import java.util.List;
+
+import org.onosproject.ovsdb.rfc.jsonrpc.JsonRpcRequest;
+import org.onosproject.ovsdb.rfc.operations.Operation;
+import org.onosproject.ovsdb.rfc.schema.DatabaseSchema;
+
+/**
+ * RPC Methods request utility class. Refer to RFC7047's Section 4.1.
+ */
+public final class JsonRpcWriterUtil {
+
+    /**
+     * Constructs a JsonRpcWriterUtil object. Utility classes should not have a
+     * public or default constructor, otherwise IDE will compile unsuccessfully.
+     * This class should not be instantiated.
+     */
+    private JsonRpcWriterUtil() {
+    }
+
+    /**
+     * Returns string of RPC request.
+     * @param uuid id of request object
+     * @param methodName method of request object
+     * @param params params of request object
+     * @return RPC Request String
+     */
+    private static String getRequestStr(String uuid, String methodName,
+                                        List params) {
+        JsonRpcRequest request;
+        if (params != null) {
+            request = new JsonRpcRequest(uuid, methodName, params);
+        } else {
+            request = new JsonRpcRequest(uuid, methodName);
+        }
+        String str = ObjectMapperUtil.convertToString(request);
+        return str;
+    }
+
+    /**
+     * Returns string of get_schema request.
+     * @param uuid id of get_schema request
+     * @param dbnames params of get_schema request
+     * @return get_schema Request String
+     */
+    public static String getSchemaStr(String uuid, List<String> dbnames) {
+        String methodName = "get_schema";
+        return getRequestStr(uuid, methodName, dbnames);
+    }
+
+    /**
+     * Returns string of echo request.
+     * @param uuid id of echo request
+     * @return echo Request String
+     */
+    public static String echoStr(String uuid) {
+        String methodName = "echo";
+        return getRequestStr(uuid, methodName, null);
+    }
+
+    /**
+     * Returns string of monitor request.
+     * @param uuid id of monitor request
+     * @param monotorId json-value in params of monitor request
+     * @param dbSchema DatabaseSchema entity
+     * @return monitor Request String
+     */
+    public static String monitorStr(String uuid, String monotorId,
+                                    DatabaseSchema dbSchema) {
+        String methodName = "monitor";
+        return getRequestStr(uuid, methodName,
+                             ParamUtil.getMonitorParams(monotorId, dbSchema));
+    }
+
+    /**
+     * Returns string of list_dbs request.
+     * @param uuid id of list_dbs request
+     * @return list_dbs Request String
+     */
+    public static String listDbsStr(String uuid) {
+        String methodName = "list_dbs";
+        return getRequestStr(uuid, methodName, null);
+    }
+
+    /**
+     * Returns string of transact request.
+     * @param uuid id of transact request
+     * @param dbSchema DatabaseSchema entity
+     * @param operations operation* in params of transact request
+     * @return transact Request String
+     */
+    public static String transactStr(String uuid, DatabaseSchema dbSchema,
+                                     List<Operation> operations) {
+        String methodName = "transact";
+        return getRequestStr(uuid, methodName,
+                             ParamUtil.getTransactParams(dbSchema, operations));
+    }
+}