1 files changed, 86 insertions, 0 deletions
diff --git a/src/main/java/org/onap/so/adapters/vfc/util/ValidateUtil.java b/src/main/java/org/onap/so/adapters/vfc/util/ValidateUtil.java
new file mode 100644
index 0000000..f56f5af
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+++ b/src/main/java/org/onap/so/adapters/vfc/util/ValidateUtil.java
@@ -0,0 +1,86 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2017 Huawei Technologies Co., Ltd. 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.so.adapters.vfc.util;
+
+import org.onap.so.adapters.vfc.constant.HttpCode;
+import org.onap.so.adapters.vfc.exceptions.ApplicationException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ValidateUtil {
+
+    /**
+     * Log server.
+     */
+    private static final Logger LOGGER = LoggerFactory.getLogger(ValidateUtil.class);
+
+    /**
+     * Constructor<br/>
+     * <p>
+     * </p>
+     * 
+     * @since ONAP Amsterdam Release 2017-9-6
+     */
+    private ValidateUtil() {
+
+    }
+
+    /**
+     * Assert String parameter.<br/>
+     * 
+     * @param paramValue parameter data
+     * @param paramName parameter name
+     * @since ONAP Amsterdam Release 2017-9-6
+     */
+    public static void assertStringNotNull(String paramValue, String paramName) throws ApplicationException {
+        if (null != paramValue && !paramValue.isEmpty()) {
+            return;
+        }
+
+        LOGGER.error(paramName + ": Parameter is null or empty.");
+        throw new ApplicationException(HttpCode.BAD_REQUEST, paramName + ": Invalid parameter.");
+    }
+
+    /**
+     * Assert object is null.<br/>
+     * 
+     * @param object data object
+     * @since ONAP Amsterdam Release 2017-9-6
+     */
+    public static void assertObjectNotNull(Object object) throws ApplicationException {
+        if (null == object) {
+            LOGGER.error("Object is null.");
+            throw new ApplicationException(HttpCode.BAD_REQUEST, "Object is null.");
+        }
+
+    }
+
+    /**
+     * <br>
+     * 
+     * @param str
+     * @return
+     * @since ONAP Amsterdam Release
+     */
+    public static boolean isStrEmpty(String str) {
+        return null == str || str.isEmpty();
+    }
+}