Simplify esr-server project level.

[aai/esr-server.git] / esr-mgr / src / main / java / org / onap / aai / esr / util / ExtsysUtil.java

diff --git a/esr-mgr/src/main/java/org/onap/aai/esr/util/ExtsysUtil.java b/esr-mgr/src/main/java/org/onap/aai/esr/util/ExtsysUtil.java
new file mode 100644 (file)
index 0000000..72f8bd7
--- /dev/null
+++ b/esr-mgr/src/main/java/org/onap/aai/esr/util/ExtsysUtil.java
@@ -0,0 +1,54 @@
+/**
+ * Copyright 2016-2017 ZTE Corporation.
+ *
+ * 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.aai.esr.util;
+
+import com.google.gson.Gson;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.UUID;
+
+public class ExtsysUtil {
+  private final static Logger logger = LoggerFactory.getLogger(ExtsysUtil.class);
+
+  public static String generateId() {
+    return UUID.randomUUID().toString();
+  }
+
+  public static boolean isNotEmpty(String str) {
+    return str != null && !"".equals(str) && str.length() > 0;
+  }
+
+  /**
+   * change object to str.
+   */
+  public static String objectToString(Object obj) {
+    Gson gson = new Gson();
+    if (obj != null) {
+      return gson.toJson(obj);
+    } else {
+      return null;
+    }
+  }
+
+  public static String getNowTime() {
+    SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+    return sdf.format(new Date());
+  }
+}