1 files changed, 62 insertions, 0 deletions
diff --git a/src/test/java/org/openecomp/sparky/util/ExceptionHelper.java b/src/test/java/org/openecomp/sparky/util/ExceptionHelper.java
new file mode 100644
index 0000000..6f647c7
--- /dev/null
+++ b/src/test/java/org/openecomp/sparky/util/ExceptionHelper.java
@@ -0,0 +1,62 @@
+/* 
+* ============LICENSE_START=======================================================
+* SPARKY (AAI UI service)
+* ================================================================================
+* Copyright © 2017 AT&T Intellectual Property.
+* Copyright © 2017 Amdocs
+* 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=========================================================
+* 
+* ECOMP and OpenECOMP are trademarks
+* and service marks of AT&T Intellectual Property.
+*/
+
+package org.openecomp.sparky.util;
+
+/**
+ * The Class ExceptionHelper.
+ */
+public class ExceptionHelper {
+   
+  /**
+   * Extract stack trace elements.
+   *
+   * @param maxNumberOfElementsToCapture the max number of elements to capture
+   * @param exc the exc
+   * @return the string
+   */
+  public static String extractStackTraceElements(int maxNumberOfElementsToCapture, Exception exc) {
+    StringBuilder sb = new StringBuilder(128);
+
+    StackTraceElement[] stackTraceElements = exc.getStackTrace();
+
+    if (stackTraceElements != null) {
+
+      /*
+       * We want to avoid an index out-of-bounds error, so we will make sure to only extract the
+       * number of frames from the stack trace that actually exist.
+       */
+
+      int numFramesToExtract = Math.min(maxNumberOfElementsToCapture, stackTraceElements.length);
+
+      for (int x = 0; x < numFramesToExtract; x++) {
+        sb.append(stackTraceElements[x]).append("\n");
+      }
+
+    }
+
+    return sb.toString();
+  }
+}