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/*
* Copyright (c) 2010, 2013, 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 6712743 6991164 7168401
* @summary verify package versions
* @compile -XDignore.symbol.file Utils.java PackageVersionTest.java
* @run main PackageVersionTest
* @author ksrini
*/
import java.io.ByteArrayOutputStream;
import java.io.Closeable;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.util.jar.JarFile;
import java.util.jar.Pack200;
import java.util.jar.Pack200.Packer;
import java.util.jar.Pack200.Unpacker;
public class PackageVersionTest {
private static final File javaHome = new File(System.getProperty("java.home"));
public final static int JAVA5_PACKAGE_MAJOR_VERSION = 150;
public final static int JAVA5_PACKAGE_MINOR_VERSION = 7;
public final static int JAVA6_PACKAGE_MAJOR_VERSION = 160;
public final static int JAVA6_PACKAGE_MINOR_VERSION = 1;
public final static int JAVA7_PACKAGE_MAJOR_VERSION = 170;
public final static int JAVA7_PACKAGE_MINOR_VERSION = 1;
public static void main(String... args) throws IOException {
File out = new File("test.pack");
createClassFile("Test6");
createClassFile("Test7");
verify6991164();
verifyPack("Test6.class", JAVA6_PACKAGE_MAJOR_VERSION,
JAVA6_PACKAGE_MINOR_VERSION);
// a jar file devoid of indy classes must generate 160.1 package file
verifyPack("Test7.class", JAVA6_PACKAGE_MAJOR_VERSION,
JAVA6_PACKAGE_MINOR_VERSION);
// test for resource file, ie. no class files
verifyPack("Test6.java", JAVA5_PACKAGE_MAJOR_VERSION,
JAVA5_PACKAGE_MINOR_VERSION);
Utils.cleanup();
}
static void verify6991164() {
Unpacker unpacker = Pack200.newUnpacker();
String versionStr = unpacker.toString();
String expected = "Pack200, Vendor: " +
System.getProperty("java.vendor") + ", Version: " +
JAVA7_PACKAGE_MAJOR_VERSION + "." + JAVA7_PACKAGE_MINOR_VERSION;
if (!versionStr.equals(expected)) {
System.out.println("Expected: " + expected);
System.out.println("Obtained: " + versionStr);
throw new RuntimeException("did not get expected string " + expected);
}
}
static void createClassFile(String name) {
createJavaFile(name);
String target = name.substring(name.length() - 1);
String javacCmds[] = {
"-source",
"6",
"-target",
name.substring(name.length() - 1),
name + ".java"
};
Utils.compiler(javacCmds);
}
static void createJavaFile(String name) {
PrintStream ps = null;
FileOutputStream fos = null;
File outputFile = new File(name + ".java");
outputFile.delete();
try {
fos = new FileOutputStream(outputFile);
ps = new PrintStream(fos);
ps.format("public class %s {}", name);
} catch (IOException ioe) {
throw new RuntimeException("creation of test file failed");
} finally {
Utils.close(ps);
Utils.close(fos);
}
}
static void verifyPack(String filename, int expected_major, int expected_minor) {
File jarFileName = new File("test.jar");
jarFileName.delete();
String jargs[] = {
"cvf",
jarFileName.getName(),
filename
};
Utils.jar(jargs);
JarFile jfin = null;
try {
jfin = new JarFile(jarFileName);
Packer packer = Pack200.newPacker();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
packer.pack(jfin, baos);
baos.flush();
baos.close();
byte[] buf = baos.toByteArray();
int minor = buf[4] & 0x000000ff;
int major = buf[5] & 0x000000ff;
if (major != expected_major || minor != expected_minor) {
String msg =
String.format("test fails: expected:%d.%d but got %d.%d\n",
expected_major, expected_minor,
major, minor);
throw new Error(msg);
}
System.out.println(filename + ": OK");
} catch (IOException ioe) {
throw new RuntimeException(ioe.getMessage());
} finally {
Utils.close((Closeable) jfin);
}
}
}
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