1 /* 2 * Copyright (c) 2007 Mockito contributors 3 * This program is made available under the terms of the MIT License. 4 */ 5 6 package org.mockito.internal.exceptions.stacktrace; 7 8 import org.mockito.exceptions.stacktrace.StackTraceCleaner; 9 import org.mockito.internal.configuration.plugins.Plugins; 10 11 import java.io.Serializable; 12 import java.util.ArrayList; 13 import java.util.List; 14 15 public class StackTraceFilter implements Serializable { 16 17 static final long serialVersionUID = -5499819791513105700L; 18 19 private static final StackTraceCleaner CLEANER = 20 Plugins.getStackTraceCleanerProvider().getStackTraceCleaner(new DefaultStackTraceCleaner()); 21 22 /** 23 * Example how the filter works (+/- means good/bad): 24 * [a+, b+, c-, d+, e+, f-, g+] -> [a+, b+, d+, e+, g+] 25 * Basically removes all bad from the middle. 26 * <strike>If any good are in the middle of bad those are also removed.</strike> 27 */ 28 public StackTraceElement[] filter(StackTraceElement[] target, boolean keepTop) { 29 //TODO: profile 30 //TODO: investigate "keepTop" commit history - no effect! 31 final List<StackTraceElement> filtered = new ArrayList<StackTraceElement>(); 32 for (StackTraceElement element : target) { 33 if (CLEANER.isIn(element)) { 34 filtered.add(element); 35 } 36 } 37 StackTraceElement[] result = new StackTraceElement[filtered.size()]; 38 return filtered.toArray(result); 39 } 40 } 41
