231 lines
7.9 KiB
Java
231 lines
7.9 KiB
Java
/*
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* Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 6434207 6442687 6984046
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* @modules jdk.jartool
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* @summary Ensure that jar ufm actually updates the
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* existing jar file's manifest with contents of the
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* manifest file.
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*/
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import java.io.*;
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import java.util.logging.*;
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import java.util.spi.ToolProvider;
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import java.util.zip.*;
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public class UpdateManifest {
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static PrintStream out = System.out;
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static PrintStream err = System.err;
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static boolean debug = true;
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static final ToolProvider JAR_TOOL = ToolProvider.findFirst("jar")
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.orElseThrow(() ->
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new RuntimeException("jar tool not found")
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);
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static final Logger JAR_LOGGER = Logger.getLogger("java.util.jar");
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public static void realMain(String[] args) throws Throwable {
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if (args.length == 0) {
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debug = false;
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File tmp = File.createTempFile("system-out-err", ".txt");
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tmp.deleteOnExit();
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out = new PrintStream(new FileOutputStream(tmp));
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err = out;
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// Attributes.read() can log a message we don't care to see.
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JAR_LOGGER.setLevel(Level.OFF);
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}
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try { testManifestExistence(); } catch (Throwable t) { unexpected(t); }
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try { testManifestContents(); } catch (Throwable t) { unexpected(t); }
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}
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static void testManifestExistence() throws Throwable {
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// Create a file to put in a jar file
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File existence = createTextFile("existence");
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// Create a jar file, specifying a Main-Class
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final String jarFileName = "um-existence.jar";
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new File(jarFileName).delete(); // remove pre-existing first!
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int status = JAR_TOOL.run(out, err, "cfe", jarFileName,
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"Hello", existence.getPath());
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check(status == 0);
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checkManifest(jarFileName, "Hello");
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// Update that jar file by changing the Main-Class
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status = JAR_TOOL.run(out, err, "ufe", jarFileName, "Bye");
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check(status == 0);
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checkManifest(jarFileName, "Bye");
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}
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static void testManifestContents() throws Throwable {
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// Create some strings we expect to find in the updated manifest
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final String animal =
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"Name: animal/marsupial";
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final String specTitle =
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"Specification-Title: Wombat";
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// Create a text file with manifest entries
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File manifestOrig = File.createTempFile("manifestOrig", ".txt");
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if (!debug) manifestOrig.deleteOnExit();
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PrintWriter pw = new PrintWriter(manifestOrig);
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pw.println("Manifest-Version: 1.0");
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pw.println("Created-By: 1.7.0-internal (Oracle Corporation)");
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pw.println("");
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pw.println(animal);
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pw.println(specTitle);
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pw.close();
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File hello = createTextFile("hello");
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// Create a jar file
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final String jarFileName = "um-test.jar";
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new File(jarFileName).delete(); // remove pre-existing first!
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int status = JAR_TOOL.run(out, err, "cfm", jarFileName,
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manifestOrig.getPath(), hello.getPath());
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check(status == 0);
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// Create a new manifest, to use in updating the jar file.
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File manifestUpdate = File.createTempFile("manifestUpdate", ".txt");
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if (!debug) manifestUpdate.deleteOnExit();
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pw = new PrintWriter(manifestUpdate);
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final String createdBy =
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"Created-By: 1.7.0-special (Oracle Corporation)";
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final String specVersion =
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"Specification-Version: 1.0.0.0";
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pw.println(createdBy); // replaces line in the original
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pw.println("");
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pw.println(animal);
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pw.println(specVersion); // addition to animal/marsupial section
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pw.close();
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// Update jar file with manifest
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status = JAR_TOOL.run(out, err, "ufm",
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jarFileName, manifestUpdate.getPath());
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check(status == 0);
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// Extract jar, and verify contents of manifest file
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File f = new File(jarFileName);
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if (!debug) f.deleteOnExit();
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ZipFile zf = new ZipFile(f);
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ZipEntry ze = zf.getEntry("META-INF/MANIFEST.MF");
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BufferedReader r = new BufferedReader(
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new InputStreamReader(zf.getInputStream(ze)));
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r.readLine(); // skip Manifest-Version
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check(r.readLine().equals(createdBy));
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r.readLine(); // skip blank line
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check(r.readLine().equals(animal));
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String s = r.readLine();
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if (s.equals(specVersion)) {
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check(r.readLine().equals(specTitle));
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} else if (s.equals(specTitle)) {
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check(r.readLine().equals(specVersion));
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} else {
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fail("did not match specVersion nor specTitle");
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}
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zf.close();
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}
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// --------------------- Convenience ---------------------------
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static File createTextFile(String name) throws Throwable {
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// Create a text file to put in a jar file
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File rc = File.createTempFile(name, ".txt");
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if (!debug) rc.deleteOnExit();
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PrintWriter pw = new PrintWriter(rc);
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pw.println("hello, world");
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pw.close();
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return rc;
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}
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static void checkManifest(String jarFileName, String mainClass)
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throws Throwable {
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File f = new File(jarFileName);
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if (!debug) f.deleteOnExit();
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ZipFile zf = new ZipFile(f);
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ZipEntry ze = zf.getEntry("META-INF/MANIFEST.MF");
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BufferedReader r = new BufferedReader(
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new InputStreamReader(zf.getInputStream(ze)));
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String line = r.readLine();
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while (line != null && !(line.startsWith("Main-Class:"))) {
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line = r.readLine();
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}
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if (line == null) {
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fail("Didn't find Main-Class in manifest");
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} else {
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check(line.equals("Main-Class: " + mainClass));
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}
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zf.close();
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}
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// --------------------- Infrastructure ---------------------------
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static volatile int passed = 0, failed = 0;
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static void pass() {
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passed++;
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}
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static void fail() {
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failed++;
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Thread.dumpStack();
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}
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static void fail(String msg) {
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System.out.println(msg);
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fail();
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}
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static void unexpected(Throwable t) {
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failed++;
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t.printStackTrace();
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}
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static void check(boolean cond) {
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if (cond)
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pass();
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else
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fail();
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}
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static void equal(Object x, Object y) {
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if ((x == null) ? (y == null) : x.equals(y))
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pass();
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else
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fail(x + " not equal to " + y);
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}
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public static void main(String[] args) throws Throwable {
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try {
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realMain(args);
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} catch (Throwable t) {
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unexpected(t);
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}
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System.out.println("\nPassed = " + passed + " failed = " + failed);
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if (failed > 0)
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throw new AssertionError("Some tests failed");
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}
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}
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