LineLengthsSource.java revision 2362
4632N/A/*
4632N/A * Copyright (c) 1997, Oracle and/or its affiliates. All rights reserved.
4632N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4632N/A *
4632N/A * This code is free software; you can redistribute it and/or modify it
4632N/A * under the terms of the GNU General Public License version 2 only, as
4632N/A * published by the Free Software Foundation.
4632N/A *
4632N/A * This code is distributed in the hope that it will be useful, but WITHOUT
4632N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
4632N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
4632N/A * version 2 for more details (a copy is included in the LICENSE file that
4632N/A * accompanied this code).
4632N/A *
4632N/A * You should have received a copy of the GNU General Public License version
4632N/A * 2 along with this work; if not, write to the Free Software Foundation,
4632N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
4632N/A *
4632N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
4632N/A * or visit www.oracle.com if you need additional information or have any
4632N/A * questions.
4632N/A */
4632N/A
4632N/A/**/
4632N/A
4632N/Aimport java.io.*;
4632N/A
4632N/A
4632N/Aclass LineLengthsSource implements Runnable {
4632N/A
4632N/A DataOutputStream uo;
4632N/A BufferedWriter to;
4632N/A PrintWriter log;
4632N/A
4632N/A public LineLengthsSource(OutputStream us, BufferedWriter ts,
4632N/A PrintWriter log)
4632N/A throws IOException
4632N/A {
4632N/A uo = new DataOutputStream(us);
4632N/A to = ts;
4632N/A this.log = log;
4632N/A }
4632N/A
4632N/A private void flush() throws IOException {
4632N/A uo.flush();
4632N/A Thread.currentThread().yield();
4632N/A to.flush();
4632N/A Thread.currentThread().yield();
4632N/A }
4632N/A
4632N/A private String termString(int t) {
4632N/A switch (t) {
4632N/A case 0: return "\n";
4632N/A case 1: return "\r";
4632N/A case 2: return "\r\n";
4632N/A default: return "";
4632N/A }
4632N/A }
4632N/A
4632N/A private String termName(int t) {
4632N/A switch (t) {
4632N/A case 0: return "\\n";
4632N/A case 1: return "\\r";
4632N/A case 2: return "\\r\\n";
4632N/A default: return "";
4632N/A }
4632N/A }
4632N/A
4632N/A private void go(int t) throws IOException {
4632N/A for (int ln = 0; ln < 128; ln++) {
4632N/A String ts = termString(t);
4632N/A StringBuffer s = new StringBuffer(ln + ts.length());
4632N/A for (int i = 0; i < ln; i++)
4632N/A s.append('x');
4632N/A log.println("[" + ln + "]" + termName(t));
4632N/A uo.writeUTF(s.toString());
4632N/A s.append(ts);
4632N/A to.write(s.toString());
4632N/A flush();
4632N/A }
4632N/A }
4632N/A
4632N/A public void run() {
4632N/A try {
4632N/A go(0);
4632N/A go(1);
4632N/A go(2);
4632N/A uo.close();
4632N/A Thread.currentThread().yield();
4632N/A to.close();
4632N/A Thread.currentThread().yield();
4632N/A }
4632N/A catch (IOException x) {
4632N/A return; /* Probably pipe broken */
4632N/A }
4632N/A }
4632N/A
4632N/A}
4632N/A