Java tutorial
//package com.java2s; /* * Copyright (C) 2012 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. */ import java.io.Closeable; import java.io.IOException; public class Main { public static void closeAll(Closeable a, Closeable b) throws IOException { Throwable thrown = null; try { a.close(); } catch (Throwable e) { thrown = e; } try { b.close(); } catch (Throwable e) { if (thrown == null) thrown = e; } if (thrown == null) return; if (thrown instanceof IOException) throw (IOException) thrown; if (thrown instanceof RuntimeException) throw (RuntimeException) thrown; if (thrown instanceof Error) throw (Error) thrown; throw new AssertionError(thrown); } }