| /* |
| * Copyright (C) 2007 The Android Open Source Project |
| * |
| * 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 tests.api.org.xml.sax.support; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * A simple helper class that logs method calls by storing method names and |
| * parameter lists. Used as a foundation for various simple SAX handlers. |
| */ |
| public class MethodLogger { |
| |
| /** |
| * The names of the invoked methods, in order. |
| */ |
| private List<String> methods = new ArrayList<String>(); |
| |
| /** |
| * The parameter lists of the invoked methods, in order. |
| */ |
| private List<Object[]> argLists = new ArrayList<Object[]>(); |
| |
| /** |
| * Adds a method call with a variable list of arguments. |
| */ |
| public void add(String method, Object ... args) { |
| Object[] argsCopy = new Object[args.length]; |
| System.arraycopy(args, 0, argsCopy, 0, args.length); |
| |
| methods.add(method); |
| argLists.add(argsCopy); |
| } |
| |
| /** |
| * Returns the number of method invoked so far. |
| */ |
| public int size() { |
| return methods.size(); |
| } |
| |
| /** |
| * Returns the method name stored at the given index. |
| */ |
| public String getMethod(int index) { |
| return methods.get(index); |
| } |
| |
| /** |
| * Returns the name of the last method that was invoked. Returns null if no |
| * method calls have been logged so far. |
| */ |
| public String getMethod() { |
| return (size() == 0 ? null : getMethod(size() - 1)); |
| } |
| |
| /** |
| * Returns the argument array stored at the given index. May be empty, but |
| * not null. |
| */ |
| public Object[] getArgs(int index) { |
| return argLists.get(index); |
| } |
| |
| /** |
| * Returns the argument array of the last method that was invoked. Returns |
| * null if no method has been invoked so far. |
| */ |
| public Object[] getArgs() { |
| return (size() == 0 ? null : getArgs(size() - 1)); |
| } |
| |
| /** |
| * Clears the log. |
| */ |
| public void clear() { |
| methods.clear(); |
| argLists.clear(); |
| } |
| |
| } |