1 files changed, 64 insertions, 0 deletions
diff --git a/so-etsi-sol003-adapter-lcm/so-etsi-sol003-adapter-lcm-service/src/main/java/org/onap/so/adapters/etsisol003adapter/lcm/NvfmAdapterUtils.java b/so-etsi-sol003-adapter-lcm/so-etsi-sol003-adapter-lcm-service/src/main/java/org/onap/so/adapters/etsisol003adapter/lcm/NvfmAdapterUtils.java
new file mode 100644
index 0000000..a46ad8f
--- /dev/null
+++ b/so-etsi-sol003-adapter-lcm/so-etsi-sol003-adapter-lcm-service/src/main/java/org/onap/so/adapters/etsisol003adapter/lcm/NvfmAdapterUtils.java
@@ -0,0 +1,64 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.adapters.etsisol003adapter.lcm;
+
+import static org.slf4j.LoggerFactory.getLogger;
+import java.util.ArrayList;
+import java.util.Collection;
+import org.slf4j.Logger;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+
+public class NvfmAdapterUtils {
+    private static Logger logger = getLogger(NvfmAdapterUtils.class);
+
+    public static JsonObject child(final JsonObject parent, final String name) {
+        return childElement(parent, name).getAsJsonObject();
+    }
+
+    public static JsonElement childElement(final JsonObject parent, final String name) {
+        final JsonElement child = parent.get(name);
+        if (child == null) {
+            throw abortOperation("Missing child " + name);
+        }
+        return child;
+    }
+
+    public static Collection<JsonObject> children(final JsonObject parent) {
+        final ArrayList<JsonObject> childElements = new ArrayList<>();
+        for (final String childKey : parent.keySet()) {
+            if (parent.get(childKey).isJsonObject()) {
+                childElements.add(parent.get(childKey).getAsJsonObject());
+            }
+        }
+        return childElements;
+    }
+
+    public static RuntimeException abortOperation(final String msg, final Exception e) {
+        logger.error(msg, e);
+        return new RuntimeException(msg, e);
+    }
+
+    public static RuntimeException abortOperation(final String msg) {
+        logger.error(msg);
+        return new RuntimeException(msg);
+    }
+}