/*
* Copyright ( c ) 2016 , 2017 , 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
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*/
/*
* @ test
* @ bug 8165944
* @ summary test several jar tool input file scenarios with variations on - C
* options with / without a - - release option . Some input files are
* duplicates that sometimes cause exceptions and other times do not ,
* demonstrating identical behavior to JDK 8 jar tool .
* @ library / test / lib
* @ modules jdk . jartool
* @ build jdk . test . lib . Platform
* jdk . test . lib . util . FileUtils
* @ run testng InputFilesTest
*/
import org.testng.Assert ;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.io.UncheckedIOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Arrays;
import java.util.spi.ToolProvider;
import java.util.stream.Stream;
import java.util.zip.ZipException;
import jdk.test.lib.util.FileUtils;
public class InputFilesTest {
private static final ToolProvider JAR_TOOL = ToolProvider.findFirst("jar" )
.orElseThrow(() ->
new RuntimeException("jar tool not found" )
);
private final String nl = System.lineSeparator();
private final ByteArrayOutputStream baos = new ByteArrayOutputStream();
private final PrintStream out = new PrintStream(baos);
private Runnable onCompletion;
@BeforeMethod
public void reset() {
onCompletion = null ;
}
@AfterMethod
public void run() {
if (onCompletion != null ) {
onCompletion.run();
}
}
@Test
public void test1() throws IOException {
mkdir("test1 test2" );
touch("test1/testfile1 test2/testfile2" );
jar("cf test.jar -C test1 . -C test2 ." );
jar("tf test.jar" );
println();
String output = "META-INF/" + nl +
"META-INF/MANIFEST.MF" + nl +
"testfile1" + nl +
"testfile2" + nl;
rm("test.jar test1 test2" );
Assert .assertEquals(baos.toByteArray(), output.getBytes());
}
@Test
public void test2() throws IOException {
mkdir("test1 test2 test3 test4" );
touch("test1/testfile1 test2/testfile2 test3/testfile3 test4/testfile4" );
jar("cf test.jar -C test1 . -C test2 . --release 9 -C test3 . -C test4 ." );
jar("tf test.jar" );
println();
String output = "META-INF/" + nl +
"META-INF/MANIFEST.MF" + nl +
"testfile1" + nl +
"testfile2" + nl +
"META-INF/versions/9/" + nl +
"META-INF/versions/9/testfile3" + nl +
"META-INF/versions/9/testfile4" + nl;
rm("test.jar test1 test2 test3 test4" );
Assert .assertEquals(baos.toByteArray(), output.getBytes());
}
@Test
public void test3() throws IOException {
touch("test" );
jar("cf test.jar test test" );
jar("tf test.jar" );
println();
String output = "META-INF/" + nl +
"META-INF/MANIFEST.MF" + nl +
"test" + nl;
rm("test.jar test" );
Assert .assertEquals(baos.toByteArray(), output.getBytes());
}
@Test
public void test4() throws IOException {
mkdir("a" );
touch("a/test" );
jar("cf test.jar -C a test -C a test" );
jar("tf test.jar" );
println();
String output = "META-INF/" + nl +
"META-INF/MANIFEST.MF" + nl +
"test" + nl;
rm("test.jar a" );
Assert .assertEquals(baos.toByteArray(), output.getBytes());
}
@Test(expectedExceptions = {ZipException.class })
public void test5() throws IOException {
mkdir("a" );
touch("test a/test" );
onCompletion = () -> rm("test a" );
jar("cf test.jar -C a test test" );
}
@Test(expectedExceptions = {ZipException.class })
public void test6() throws IOException {
mkdir("test1 test2" );
touch("test1/a test2/a" );
onCompletion = () -> rm("test1 test2" );
jar("cf test.jar --release 9 -C test1 a -C test2 a" );
}
private Stream<Path> mkpath(String... args) {
return Arrays.stream(args).map(d -> Paths.get("." , d.split("/" )));
}
private void mkdir(String cmdline) {
System.out.println("mkdir -p " + cmdline);
mkpath(cmdline.split(" +" )).forEach(p -> {
try {
Files.createDirectories(p);
} catch (IOException x) {
throw new UncheckedIOException(x);
}
});
}
private void touch(String cmdline) {
System.out.println("touch " + cmdline);
mkpath(cmdline.split(" +" )).forEach(p -> {
try {
Files.createFile(p);
} catch (IOException x) {
throw new UncheckedIOException(x);
}
});
}
private void rm(String cmdline) {
System.out.println("rm -rf " + cmdline);
mkpath(cmdline.split(" +" )).forEach(p -> {
try {
if (Files.isDirectory(p)) {
FileUtils.deleteFileTreeWithRetry(p);
} else {
FileUtils.deleteFileIfExistsWithRetry(p);
}
} catch (IOException x) {
throw new UncheckedIOException(x);
}
});
}
private void jar(String cmdline) throws IOException {
System.out.println("jar " + cmdline);
baos.reset();
// the run method catches IOExceptions, we need to expose them
ByteArrayOutputStream baes = new ByteArrayOutputStream();
PrintStream err = new PrintStream(baes);
PrintStream saveErr = System.err;
System.setErr(err);
int rc = JAR_TOOL.run(out, err, cmdline.split(" +" ));
System.setErr(saveErr);
if (rc != 0 ) {
String s = baes.toString();
if (s.startsWith("java.util.zip.ZipException: duplicate entry: " )) {
throw new ZipException(s);
}
throw new IOException(s);
}
}
private void println() throws IOException {
System.out.println(new String(baos.toByteArray()));
}
}
Messung V0.5 in Prozent C=100 H=98 G=98
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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