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Java example source code file (Available.java)
The Available.java Java example source code/* * Copyright (c) 1997, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /* @test @bug 1238944 @summary Check for correct implementation of LineNumberInputStream.available */ import java.io.*; public class Available { static void check(int a, int bound) throws Exception { if (a > bound) { throw new Exception("Available returned " + a + " > " + bound); } } public static void main(String args[]) throws Exception { LineNumberInputStream in = new LineNumberInputStream(new MyInStream()); check(in.available(), 5); in.read(); in.read(); check(in.available(), 4); in.read(); in.read(); in.read(); check(in.available(), 2); } } class MyInStream extends InputStream { char[] buf = {'a', 'b', 'c', 'd', '\n', 'e', 'f', '\r', '\n', 'g'}; int ctr = 0; public int read() { return ((ctr == 12) ? -1 : (int)buf[ctr++]); } public int available() { return (10 - ctr); } } Other Java examples (source code examples)Here is a short list of links related to this Java Available.java source code file: |
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