/*
* Copyright 2010-2013 the original author or authors.
*
* 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.springframework.data.gemfire.test.support;
/**
* The StackTraceUtils class is a utility class for working with stack trace frames (elements) of the current Thread.
*
* @author John Blum
* @see java.lang.StackTraceElement
* @see java.lang.Thread
* @see org.springframework.data.gemfire.test.support.ThreadUtils
* @since 1.5.3
*/
@SuppressWarnings("unused")
public abstract class StackTraceUtils extends ThreadUtils {
public static StackTraceElement getCaller() {
return getCaller(Thread.currentThread());
}
public static StackTraceElement getCaller(final Thread thread) {
return thread.getStackTrace()[2];
}
public static String getCallerName(final StackTraceElement element) {
return String.format("%1$%s.%2$s", element.getClass().getName(), element.getMethodName());
}
public static String getCallerSimpleName(final StackTraceElement element) {
return String.format("%1$%s.%2$s", element.getClass().getSimpleName(), element.getMethodName());
}
public static StackTraceElement getTestCaller() {
return getTestCaller(Thread.currentThread());
}
public static StackTraceElement getTestCaller(final Thread thread) {
for (StackTraceElement stackTraceElement : thread.getStackTrace()) {
if (isTestSuiteClass(stackTraceElement) && isTestCaseMethod(stackTraceElement)) {
return stackTraceElement;
}
}
return null;
}
private static boolean isTestCaseMethod(final StackTraceElement element) {
boolean result = element.getMethodName().toLowerCase().startsWith("test");
try {
result |= element.getClass().getMethod(element.getMethodName()).isAnnotationPresent(org.junit.Test.class);
}
catch (NoSuchMethodException ignore) {
}
return result;
}
private static boolean isTestSuiteClass(final StackTraceElement element) {
boolean result = element.getClass().getSimpleName().toLowerCase().endsWith("test");
result |= element.getClass().isAssignableFrom(junit.framework.TestCase.class);
return result;
}
}