- /*
- * Copyright (C) 2012 Google Inc.
- * and other copyright owners as documented in the project's IP log.
- *
- * This program and the accompanying materials are made available
- * under the terms of the Eclipse Distribution License v1.0 which
- * accompanies this distribution, is reproduced below, and is
- * available at http://www.eclipse.org/org/documents/edl-v10.php
- *
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials provided
- * with the distribution.
- *
- * - Neither the name of the Eclipse Foundation, Inc. nor the
- * names of its contributors may be used to endorse or promote
- * products derived from this software without specific prior
- * written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
- package org.eclipse.jgit.pgm;
-
- import static org.junit.Assert.assertArrayEquals;
- import static org.junit.Assert.fail;
- import static org.junit.Assume.assumeNoException;
-
- import java.io.BufferedInputStream;
- import java.io.BufferedReader;
- import java.io.ByteArrayInputStream;
- import java.io.File;
- import java.io.FileInputStream;
- import java.io.FileOutputStream;
- import java.io.IOException;
- import java.io.InputStreamReader;
- import java.io.OutputStream;
- import java.util.ArrayList;
- import java.util.Arrays;
- import java.util.List;
- import java.util.concurrent.Callable;
- import java.util.concurrent.ExecutorService;
- import java.util.concurrent.Executors;
- import java.util.concurrent.Future;
- import java.util.zip.ZipEntry;
- import java.util.zip.ZipInputStream;
-
- import org.eclipse.jgit.api.Git;
- import org.eclipse.jgit.dircache.DirCache;
- import org.eclipse.jgit.lib.CLIRepositoryTestCase;
- import org.eclipse.jgit.lib.FileMode;
- import org.junit.Before;
- import org.junit.Test;
-
- public class ArchiveTest extends CLIRepositoryTestCase {
- private Git git;
- private String emptyTree;
-
- @Override
- @Before
- public void setUp() throws Exception {
- super.setUp();
- git = new Git(db);
- git.commit().setMessage("initial commit").call();
- emptyTree = db.resolve("HEAD^{tree}").abbreviate(12).name();
- }
-
- @Test
- public void testEmptyArchive() throws Exception {
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --format=zip " + emptyTree, db).outBytes();
- assertArrayEquals(new String[0], listZipEntries(result));
- }
-
- @Test
- public void testEmptyTar() throws Exception {
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --format=tar " + emptyTree, db).outBytes();
- assertArrayEquals(new String[0], listTarEntries(result));
- }
-
- @Test
- public void testUnrecognizedFormat() throws Exception {
- String[] expect = new String[] {
- "fatal: Unknown archive format 'nonsense'", "" };
- String[] actual = executeUnchecked(
- "git archive --format=nonsense " + emptyTree);
- assertArrayEquals(expect, actual);
- }
-
- @Test
- public void testArchiveWithFiles() throws Exception {
- writeTrashFile("a", "a file with content!");
- writeTrashFile("c", ""); // empty file
- writeTrashFile("unrelated", "another file, just for kicks");
- git.add().addFilepattern("a").call();
- git.add().addFilepattern("c").call();
- git.commit().setMessage("populate toplevel").call();
-
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --format=zip HEAD", db).outBytes();
- assertArrayEquals(new String[] { "a", "c" },
- listZipEntries(result));
- }
-
- private void commitGreeting() throws Exception {
- writeTrashFile("greeting", "hello, world!");
- git.add().addFilepattern("greeting").call();
- git.commit().setMessage("a commit with a file").call();
- }
-
- @Test
- public void testDefaultFormatIsTar() throws Exception {
- commitGreeting();
- byte[] result = CLIGitCommand.executeRaw(
- "git archive HEAD", db).outBytes();
- assertArrayEquals(new String[] { "greeting" },
- listTarEntries(result));
- }
-
- private static String shellQuote(String s) {
- return "'" + s.replace("'", "'\\''") + "'";
- }
-
- @Test
- public void testFormatOverridesFilename() throws Exception {
- File archive = new File(db.getWorkTree(), "format-overrides-name.tar");
- String path = archive.getAbsolutePath();
-
- commitGreeting();
- assertArrayEquals(new String[] { "" },
- execute("git archive " +
- "--format=zip " +
- shellQuote("--output=" + path) + " " +
- "HEAD"));
- assertContainsEntryWithMode(path, "", "greeting");
- assertIsZip(archive);
- }
-
- @Test
- public void testUnrecognizedExtensionMeansTar() throws Exception {
- File archive = new File(db.getWorkTree(), "example.txt");
- String path = archive.getAbsolutePath();
-
- commitGreeting();
- assertArrayEquals(new String[] { "" },
- execute("git archive " +
- shellQuote("--output=" + path) + " " +
- "HEAD"));
- assertTarContainsEntry(path, "", "greeting");
- assertIsTar(archive);
- }
-
- @Test
- public void testNoExtensionMeansTar() throws Exception {
- File archive = new File(db.getWorkTree(), "example");
- String path = archive.getAbsolutePath();
-
- commitGreeting();
- assertArrayEquals(new String[] { "" },
- execute("git archive " +
- shellQuote("--output=" + path) + " " +
- "HEAD"));
- assertIsTar(archive);
- }
-
- @Test
- public void testExtensionMatchIsAnchored() throws Exception {
- File archive = new File(db.getWorkTree(), "two-extensions.zip.bak");
- String path = archive.getAbsolutePath();
-
- commitGreeting();
- assertArrayEquals(new String[] { "" },
- execute("git archive " +
- shellQuote("--output=" + path) + " " +
- "HEAD"));
- assertIsTar(archive);
- }
-
- @Test
- public void testZipExtension() throws Exception {
- File archiveWithDot = new File(db.getWorkTree(), "greeting.zip");
- File archiveNoDot = new File(db.getWorkTree(), "greetingzip");
-
- commitGreeting();
- execute("git archive " +
- shellQuote("--output=" + archiveWithDot.getAbsolutePath()) + " " +
- "HEAD");
- execute("git archive " +
- shellQuote("--output=" + archiveNoDot.getAbsolutePath()) + " " +
- "HEAD");
- assertIsZip(archiveWithDot);
- assertIsTar(archiveNoDot);
- }
-
- @Test
- public void testTarExtension() throws Exception {
- File archive = new File(db.getWorkTree(), "tarball.tar");
- String path = archive.getAbsolutePath();
-
- commitGreeting();
- assertArrayEquals(new String[] { "" },
- execute("git archive " +
- shellQuote("--output=" + path) + " " +
- "HEAD"));
- assertIsTar(archive);
- }
-
- @Test
- public void testTgzExtensions() throws Exception {
- commitGreeting();
-
- for (String ext : Arrays.asList("tar.gz", "tgz")) {
- File archiveWithDot = new File(db.getWorkTree(), "tarball." + ext);
- File archiveNoDot = new File(db.getWorkTree(), "tarball" + ext);
-
- execute("git archive " +
- shellQuote("--output=" + archiveWithDot.getAbsolutePath()) + " " +
- "HEAD");
- execute("git archive " +
- shellQuote("--output=" + archiveNoDot.getAbsolutePath()) + " " +
- "HEAD");
- assertIsGzip(archiveWithDot);
- assertIsTar(archiveNoDot);
- }
- }
-
- @Test
- public void testTbz2Extension() throws Exception {
- commitGreeting();
-
- for (String ext : Arrays.asList("tar.bz2", "tbz", "tbz2")) {
- File archiveWithDot = new File(db.getWorkTree(), "tarball." + ext);
- File archiveNoDot = new File(db.getWorkTree(), "tarball" + ext);
-
- execute("git archive " +
- shellQuote("--output=" + archiveWithDot.getAbsolutePath()) + " " +
- "HEAD");
- execute("git archive " +
- shellQuote("--output=" + archiveNoDot.getAbsolutePath()) + " " +
- "HEAD");
- assertIsBzip2(archiveWithDot);
- assertIsTar(archiveNoDot);
- }
- }
-
- @Test
- public void testTxzExtension() throws Exception {
- commitGreeting();
-
- for (String ext : Arrays.asList("tar.xz", "txz")) {
- File archiveWithDot = new File(db.getWorkTree(), "tarball." + ext);
- File archiveNoDot = new File(db.getWorkTree(), "tarball" + ext);
-
- execute("git archive " +
- shellQuote("--output=" + archiveWithDot.getAbsolutePath()) + " " +
- "HEAD");
- execute("git archive " +
- shellQuote("--output=" + archiveNoDot.getAbsolutePath()) + " " +
- "HEAD");
- assertIsXz(archiveWithDot);
- assertIsTar(archiveNoDot);
- }
- }
-
- @Test
- public void testArchiveWithSubdir() throws Exception {
- writeTrashFile("a", "a file with content!");
- writeTrashFile("b.c", "before subdir in git sort order");
- writeTrashFile("b0c", "after subdir in git sort order");
- writeTrashFile("c", "");
- git.add().addFilepattern("a").call();
- git.add().addFilepattern("b.c").call();
- git.add().addFilepattern("b0c").call();
- git.add().addFilepattern("c").call();
- git.commit().setMessage("populate toplevel").call();
- writeTrashFile("b/b", "file in subdirectory");
- writeTrashFile("b/a", "another file in subdirectory");
- git.add().addFilepattern("b").call();
- git.commit().setMessage("add subdir").call();
-
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --format=zip master", db).outBytes();
- String[] expect = { "a", "b.c", "b0c", "b/", "b/a", "b/b", "c" };
- String[] actual = listZipEntries(result);
-
- Arrays.sort(expect);
- Arrays.sort(actual);
- assertArrayEquals(expect, actual);
- }
-
- @Test
- public void testTarWithSubdir() throws Exception {
- writeTrashFile("a", "a file with content!");
- writeTrashFile("b.c", "before subdir in git sort order");
- writeTrashFile("b0c", "after subdir in git sort order");
- writeTrashFile("c", "");
- git.add().addFilepattern("a").call();
- git.add().addFilepattern("b.c").call();
- git.add().addFilepattern("b0c").call();
- git.add().addFilepattern("c").call();
- git.commit().setMessage("populate toplevel").call();
- writeTrashFile("b/b", "file in subdirectory");
- writeTrashFile("b/a", "another file in subdirectory");
- git.add().addFilepattern("b").call();
- git.commit().setMessage("add subdir").call();
-
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --format=tar master", db).outBytes();
- String[] expect = { "a", "b.c", "b0c", "b/", "b/a", "b/b", "c" };
- String[] actual = listTarEntries(result);
-
- Arrays.sort(expect);
- Arrays.sort(actual);
- assertArrayEquals(expect, actual);
- }
-
- private void commitBazAndFooSlashBar() throws Exception {
- writeTrashFile("baz", "a file");
- writeTrashFile("foo/bar", "another file");
- git.add().addFilepattern("baz").call();
- git.add().addFilepattern("foo").call();
- git.commit().setMessage("sample commit").call();
- }
-
- @Test
- public void testArchivePrefixOption() throws Exception {
- commitBazAndFooSlashBar();
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --prefix=x/ --format=zip master", db).outBytes();
- String[] expect = { "x/", "x/baz", "x/foo/", "x/foo/bar" };
- String[] actual = listZipEntries(result);
-
- Arrays.sort(expect);
- Arrays.sort(actual);
- assertArrayEquals(expect, actual);
- }
-
- @Test
- public void testTarPrefixOption() throws Exception {
- commitBazAndFooSlashBar();
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --prefix=x/ --format=tar master", db).outBytes();
- String[] expect = { "x/", "x/baz", "x/foo/", "x/foo/bar" };
- String[] actual = listTarEntries(result);
-
- Arrays.sort(expect);
- Arrays.sort(actual);
- assertArrayEquals(expect, actual);
- }
-
- private void commitFoo() throws Exception {
- writeTrashFile("foo", "a file");
- git.add().addFilepattern("foo").call();
- git.commit().setMessage("boring commit").call();
- }
-
- @Test
- public void testPrefixDoesNotNormalizeDoubleSlash() throws Exception {
- commitFoo();
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --prefix=x// --format=zip master", db).outBytes();
- String[] expect = { "x/", "x//foo" };
- assertArrayEquals(expect, listZipEntries(result));
- }
-
- @Test
- public void testPrefixDoesNotNormalizeDoubleSlashInTar() throws Exception {
- commitFoo();
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --prefix=x// --format=tar master", db).outBytes();
- String[] expect = { "x/", "x//foo" };
- assertArrayEquals(expect, listTarEntries(result));
- }
-
- /**
- * The prefix passed to "git archive" need not end with '/'.
- * In practice it is not very common to have a nonempty prefix
- * that does not name a directory (and hence end with /), but
- * since git has historically supported other prefixes, we do,
- * too.
- *
- * @throws Exception
- */
- @Test
- public void testPrefixWithoutTrailingSlash() throws Exception {
- commitBazAndFooSlashBar();
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --prefix=my- --format=zip master", db).outBytes();
- String[] expect = { "my-baz", "my-foo/", "my-foo/bar" };
- String[] actual = listZipEntries(result);
-
- Arrays.sort(expect);
- Arrays.sort(actual);
- assertArrayEquals(expect, actual);
- }
-
- @Test
- public void testTarPrefixWithoutTrailingSlash() throws Exception {
- commitBazAndFooSlashBar();
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --prefix=my- --format=tar master", db).outBytes();
- String[] expect = { "my-baz", "my-foo/", "my-foo/bar" };
- String[] actual = listTarEntries(result);
-
- Arrays.sort(expect);
- Arrays.sort(actual);
- assertArrayEquals(expect, actual);
- }
-
- @Test
- public void testArchiveIncludesSubmoduleDirectory() throws Exception {
- writeTrashFile("a", "a file with content!");
- writeTrashFile("c", "after submodule");
- git.add().addFilepattern("a").call();
- git.add().addFilepattern("c").call();
- git.commit().setMessage("initial commit").call();
- git.submoduleAdd().setURI("./.").setPath("b").call().close();
- git.commit().setMessage("add submodule").call();
-
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --format=zip master", db).outBytes();
- String[] expect = { ".gitmodules", "a", "b/", "c" };
- String[] actual = listZipEntries(result);
-
- Arrays.sort(expect);
- Arrays.sort(actual);
- assertArrayEquals(expect, actual);
- }
-
- @Test
- public void testTarIncludesSubmoduleDirectory() throws Exception {
- writeTrashFile("a", "a file with content!");
- writeTrashFile("c", "after submodule");
- git.add().addFilepattern("a").call();
- git.add().addFilepattern("c").call();
- git.commit().setMessage("initial commit").call();
- git.submoduleAdd().setURI("./.").setPath("b").call().close();
- git.commit().setMessage("add submodule").call();
-
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --format=tar master", db).outBytes();
- String[] expect = { ".gitmodules", "a", "b/", "c" };
- String[] actual = listTarEntries(result);
-
- Arrays.sort(expect);
- Arrays.sort(actual);
- assertArrayEquals(expect, actual);
- }
-
- @Test
- public void testArchivePreservesMode() throws Exception {
- writeTrashFile("plain", "a file with content");
- writeTrashFile("executable", "an executable file");
- writeTrashFile("symlink", "plain");
- writeTrashFile("dir/content", "clutter in a subdir");
- git.add().addFilepattern("plain").call();
- git.add().addFilepattern("executable").call();
- git.add().addFilepattern("symlink").call();
- git.add().addFilepattern("dir").call();
-
- DirCache cache = db.lockDirCache();
- cache.getEntry("executable").setFileMode(FileMode.EXECUTABLE_FILE);
- cache.getEntry("symlink").setFileMode(FileMode.SYMLINK);
- cache.write();
- cache.commit();
- cache.unlock();
-
- git.commit().setMessage("three files with different modes").call();
-
- byte[] zipData = CLIGitCommand.executeRaw(
- "git archive --format=zip master", db).outBytes();
- writeRaw("zip-with-modes.zip", zipData);
- assertContainsEntryWithMode("zip-with-modes.zip", "-rw-", "plain");
- assertContainsEntryWithMode("zip-with-modes.zip", "-rwx", "executable");
- assertContainsEntryWithMode("zip-with-modes.zip", "l", "symlink");
- assertContainsEntryWithMode("zip-with-modes.zip", "-rw-", "dir/");
- }
-
- @Test
- public void testTarPreservesMode() throws Exception {
- writeTrashFile("plain", "a file with content");
- writeTrashFile("executable", "an executable file");
- writeTrashFile("symlink", "plain");
- writeTrashFile("dir/content", "clutter in a subdir");
- git.add().addFilepattern("plain").call();
- git.add().addFilepattern("executable").call();
- git.add().addFilepattern("symlink").call();
- git.add().addFilepattern("dir").call();
-
- DirCache cache = db.lockDirCache();
- cache.getEntry("executable").setFileMode(FileMode.EXECUTABLE_FILE);
- cache.getEntry("symlink").setFileMode(FileMode.SYMLINK);
- cache.write();
- cache.commit();
- cache.unlock();
-
- git.commit().setMessage("three files with different modes").call();
-
- byte[] archive = CLIGitCommand.executeRaw(
- "git archive --format=tar master", db).outBytes();
- writeRaw("with-modes.tar", archive);
- assertTarContainsEntry("with-modes.tar", "-rw-r--r--", "plain");
- assertTarContainsEntry("with-modes.tar", "-rwxr-xr-x", "executable");
- assertTarContainsEntry("with-modes.tar", "l", "symlink -> plain");
- assertTarContainsEntry("with-modes.tar", "drwxr-xr-x", "dir/");
- }
-
- @Test
- public void testArchiveWithLongFilename() throws Exception {
- StringBuilder filename = new StringBuilder();
- List<String> l = new ArrayList<>();
- for (int i = 0; i < 20; i++) {
- filename.append("1234567890/");
- l.add(filename.toString());
- }
- filename.append("1234567890");
- l.add(filename.toString());
- writeTrashFile(filename.toString(), "file with long path");
- git.add().addFilepattern("1234567890").call();
- git.commit().setMessage("file with long name").call();
-
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --format=zip HEAD", db).outBytes();
- assertArrayEquals(l.toArray(new String[l.size()]),
- listZipEntries(result));
- }
-
- @Test
- public void testTarWithLongFilename() throws Exception {
- StringBuilder filename = new StringBuilder();
- List<String> l = new ArrayList<>();
- for (int i = 0; i < 20; i++) {
- filename.append("1234567890/");
- l.add(filename.toString());
- }
- filename.append("1234567890");
- l.add(filename.toString());
- writeTrashFile(filename.toString(), "file with long path");
- git.add().addFilepattern("1234567890").call();
- git.commit().setMessage("file with long name").call();
-
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --format=tar HEAD", db).outBytes();
- assertArrayEquals(l.toArray(new String[l.size()]),
- listTarEntries(result));
- }
-
- @Test
- public void testArchivePreservesContent() throws Exception {
- String payload = "“The quick brown fox jumps over the lazy dog!”";
- writeTrashFile("xyzzy", payload);
- git.add().addFilepattern("xyzzy").call();
- git.commit().setMessage("add file with content").call();
-
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --format=zip HEAD", db).outBytes();
- assertArrayEquals(new String[] { payload },
- zipEntryContent(result, "xyzzy"));
- }
-
- @Test
- public void testTarPreservesContent() throws Exception {
- String payload = "“The quick brown fox jumps over the lazy dog!”";
- writeTrashFile("xyzzy", payload);
- git.add().addFilepattern("xyzzy").call();
- git.commit().setMessage("add file with content").call();
-
- byte[] result = CLIGitCommand.executeRaw(
- "git archive --format=tar HEAD", db).outBytes();
- assertArrayEquals(new String[] { payload },
- tarEntryContent(result, "xyzzy"));
- }
-
- private Process spawnAssumingCommandPresent(String... cmdline) {
- File cwd = db.getWorkTree();
- ProcessBuilder procBuilder = new ProcessBuilder(cmdline)
- .directory(cwd)
- .redirectErrorStream(true);
- Process proc = null;
- try {
- proc = procBuilder.start();
- } catch (IOException e) {
- // On machines without `cmdline[0]`, let the test pass.
- assumeNoException(e);
- }
-
- return proc;
- }
-
- private BufferedReader readFromProcess(Process proc) throws Exception {
- return new BufferedReader(
- new InputStreamReader(proc.getInputStream(), "UTF-8"));
- }
-
- private void grepForEntry(String name, String mode, String... cmdline)
- throws Exception {
- Process proc = spawnAssumingCommandPresent(cmdline);
- proc.getOutputStream().close();
- BufferedReader reader = readFromProcess(proc);
- try {
- String line;
- while ((line = reader.readLine()) != null)
- if (line.startsWith(mode) && line.endsWith(name))
- // found it!
- return;
- fail("expected entry " + name + " with mode " + mode + " but found none");
- } finally {
- proc.getOutputStream().close();
- proc.destroy();
- }
- }
-
- private void assertMagic(long offset, byte[] magicBytes, File file) throws Exception {
- BufferedInputStream in = new BufferedInputStream(
- new FileInputStream(file));
- try {
- in.skip(offset);
-
- byte[] actual = new byte[magicBytes.length];
- in.read(actual);
- assertArrayEquals(magicBytes, actual);
- } finally {
- in.close();
- }
- }
-
- private void assertMagic(byte[] magicBytes, File file) throws Exception {
- assertMagic(0, magicBytes, file);
- }
-
- private void assertIsTar(File file) throws Exception {
- assertMagic(257, new byte[] { 'u', 's', 't', 'a', 'r', 0 }, file);
- }
-
- private void assertIsZip(File file) throws Exception {
- assertMagic(new byte[] { 'P', 'K', 3, 4 }, file);
- }
-
- private void assertIsGzip(File file) throws Exception {
- assertMagic(new byte[] { 037, (byte) 0213 }, file);
- }
-
- private void assertIsBzip2(File file) throws Exception {
- assertMagic(new byte[] { 'B', 'Z', 'h' }, file);
- }
-
- private void assertIsXz(File file) throws Exception {
- assertMagic(new byte[] { (byte) 0xfd, '7', 'z', 'X', 'Z', 0 }, file);
- }
-
- private void assertContainsEntryWithMode(String zipFilename, String mode, String name)
- throws Exception {
- grepForEntry(name, mode, "zipinfo", zipFilename);
- }
-
- private void assertTarContainsEntry(String tarfile, String mode, String name)
- throws Exception {
- grepForEntry(name, mode, "tar", "tvf", tarfile);
- }
-
- private void writeRaw(String filename, byte[] data)
- throws IOException {
- File path = new File(db.getWorkTree(), filename);
- OutputStream out = new FileOutputStream(path);
- try {
- out.write(data);
- } finally {
- out.close();
- }
- }
-
- private static String[] listZipEntries(byte[] zipData) throws IOException {
- List<String> l = new ArrayList<>();
- ZipInputStream in = new ZipInputStream(
- new ByteArrayInputStream(zipData));
-
- ZipEntry e;
- while ((e = in.getNextEntry()) != null)
- l.add(e.getName());
- in.close();
- return l.toArray(new String[l.size()]);
- }
-
- private static Future<Object> writeAsync(final OutputStream stream, final byte[] data) {
- ExecutorService executor = Executors.newSingleThreadExecutor();
-
- return executor.submit(new Callable<Object>() {
- @Override
- public Object call() throws IOException {
- try {
- stream.write(data);
- return null;
- } finally {
- stream.close();
- }
- }
- });
- }
-
- private String[] listTarEntries(byte[] tarData) throws Exception {
- List<String> l = new ArrayList<>();
- Process proc = spawnAssumingCommandPresent("tar", "tf", "-");
- BufferedReader reader = readFromProcess(proc);
- OutputStream out = proc.getOutputStream();
-
- // Dump tarball to tar stdin in background
- Future<?> writing = writeAsync(out, tarData);
-
- try {
- String line;
- while ((line = reader.readLine()) != null)
- l.add(line);
-
- return l.toArray(new String[l.size()]);
- } finally {
- writing.get();
- reader.close();
- proc.destroy();
- }
- }
-
- private static String[] zipEntryContent(byte[] zipData, String path)
- throws IOException {
- ZipInputStream in = new ZipInputStream(
- new ByteArrayInputStream(zipData));
- ZipEntry e;
- while ((e = in.getNextEntry()) != null) {
- if (!e.getName().equals(path))
- continue;
-
- // found!
- List<String> l = new ArrayList<>();
- BufferedReader reader = new BufferedReader(
- new InputStreamReader(in, "UTF-8"));
- String line;
- while ((line = reader.readLine()) != null)
- l.add(line);
- return l.toArray(new String[l.size()]);
- }
-
- // not found
- return null;
- }
-
- private String[] tarEntryContent(byte[] tarData, String path)
- throws Exception {
- List<String> l = new ArrayList<>();
- Process proc = spawnAssumingCommandPresent("tar", "Oxf", "-", path);
- BufferedReader reader = readFromProcess(proc);
- OutputStream out = proc.getOutputStream();
- Future<?> writing = writeAsync(out, tarData);
-
- try {
- String line;
- while ((line = reader.readLine()) != null)
- l.add(line);
-
- return l.toArray(new String[l.size()]);
- } finally {
- writing.get();
- reader.close();
- proc.destroy();
- }
- }
- }
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