/*
* 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
@ summary Stochastic test of LineNumberReader
*/
import java.io.*;
public class LineNumbers {
static String enc = "UTF8" ;
static String inEnc;
static String outEnc;
static int limit = 500 ;
public static void main(String[] args) throws Exception {
PrintWriter log
= new PrintWriter(new OutputStreamWriter(System.err), true );
if (inEnc == null )
inEnc = enc;
if (outEnc == null )
outEnc = enc;
PipedOutputStream co = new PipedOutputStream();
PipedInputStream ci = new PipedInputStream(co);
BufferedWriter w = new BufferedWriter(new OutputStreamWriter(co, outEnc));
LineNumberReader r = new LineNumberReader(new InputStreamReader(ci, inEnc));
Thread t1 = new Thread (new RandomLineSource(w, limit));
Thread t2 = new Thread (new LineNumberSink(r, limit, log));
t1.start();
t2.start();
t1.join();
t2.join();
}
}
class LineNumberSink implements Runnable {
LineNumberReader r;
int limit;
PrintWriter log;
LineNumberSink(LineNumberReader r, int limit, PrintWriter log) {
this .r = r;
this .limit = limit;
this .log = log;
}
public void run() {
String s;
int n = 0 ;
try {
while ((s = r.readLine()) != null ) {
n++;
int ln = r.getLineNumber();
log.println("[" + ln + "] " + s.length());
log.println(s);
if (log.checkError())
log.println("Conversion errors" ); /* #### */
if (n != ln)
throw new RuntimeException("Line number mismatch: Expected " + n + ", got " + ln);
}
if (n != limit)
throw new RuntimeException("Incorrect line count" );
}
catch (IOException x) {
throw new RuntimeException(x.toString());
}
log.println(n + " lines read" );
}
}
Messung V0.5 in Prozent C=93 H=95 G=93
¤ Dauer der Verarbeitung: 0.6 Sekunden
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