diff options
Diffstat (limited to 'src/main/java/org/openecomp/sparky/util/ErrorUtil.java')
-rw-r--r-- | src/main/java/org/openecomp/sparky/util/ErrorUtil.java | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/src/main/java/org/openecomp/sparky/util/ErrorUtil.java b/src/main/java/org/openecomp/sparky/util/ErrorUtil.java new file mode 100644 index 0000000..9cea8b3 --- /dev/null +++ b/src/main/java/org/openecomp/sparky/util/ErrorUtil.java @@ -0,0 +1,63 @@ +/** + * ============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 ErrorUtil. + */ +public class ErrorUtil { + + /** + * 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(); + } +} |