Examples with InputStream java.io.InputStream used on opensource projects

Example 56 with InputStream

use of java.io.InputStream in project bazel by bazelbuild.

the class SingleJar method run.

// Only visible for testing.
protected int run(List<String> args) throws IOException {
    List<String> expandedArgs = new OptionFileExpander(fileSystem).expandArguments(args);
    processCommandlineArgs(expandedArgs);
    InputStream buildInfo = createBuildData();
    ZipCombiner combiner = null;
    try {
        combiner = new ZipCombiner(outputMode, createEntryFilter(normalize, allowedPaths), fileSystem.getOutputStream(outputJar));
        if (launcherBin != null) {
            combiner.prependExecutable(fileSystem.getInputStream(launcherBin));
        }
        Date date = normalize ? ZipCombiner.DOS_EPOCH : null;
        // Add a manifest file.
        JarUtils.addMetaInf(combiner, date);
        combiner.addFile(MANIFEST_FILENAME, date, createManifest());
        if (includeBuildData) {
            // Add the build data file.
            combiner.addFile(BUILD_DATA_FILENAME, date, buildInfo);
        }
        // Copy the resources to the top level of the jar file.
        for (String classpathResource : classpathResources) {
            String entryName = getName(classpathResource);
            if (warnDuplicateFiles && combiner.containsFile(entryName)) {
                System.err.println("File " + entryName + " clashes with a previous file");
                continue;
            }
            combiner.addFile(entryName, date, fileSystem.getInputStream(classpathResource));
        }
        // Copy the resources into the jar file.
        for (String resource : resources) {
            String from, to;
            int i = resource.indexOf(':');
            if (i < 0) {
                to = from = resource;
            } else {
                from = resource.substring(0, i);
                to = resource.substring(i + 1);
            }
            if (warnDuplicateFiles && combiner.containsFile(to)) {
                System.err.println("File " + from + " at " + to + " clashes with a previous file");
                continue;
            }
            combiner.addFile(to, date, fileSystem.getInputStream(from));
        }
        // Copy the jars into the jar file.
        for (String inputJar : inputJars) {
            File jar = fileSystem.getFile(inputJar);
            combiner.addZip(jar);
        }
        // Close the output file. If something goes wrong here, delete the file.
        combiner.close();
        combiner = null;
    } finally {
        // This part is only executed if an exception occurred.
        if (combiner != null) {
            try {
                // We may end up calling close twice, but that's ok.
                combiner.close();
            } catch (IOException e) {
            // There's already an exception in progress - this won't add any
            // additional information.
            }
            // Ignore return value - there's already an exception in progress.
            fileSystem.delete(outputJar);
        }
    }
    return 0;
}

Example 57 with InputStream

use of java.io.InputStream in project bazel by bazelbuild.

the class ExtraDataListTest method testByteStream.

@Test
public void testByteStream() throws IOException {
    byte[] buffer = new byte[] { (byte) 0xfe, (byte) 0xca, 0x03, 0x00, 0x00, 0x11, 0x22, (byte) 0xef, (byte) 0xbe, 0x03, 0x00, 0x33, 0x44, 0x55 };
    ExtraDataList extra = new ExtraDataList(buffer);
    byte[] bytes = new byte[7];
    InputStream in = extra.getByteStream();
    in.read(bytes);
    // Expect 0xcafe 0x0003 0x00 0x11 0x22 in little endian
    assertThat(bytes).isEqualTo(new byte[] { (byte) 0xfe, (byte) 0xca, 0x03, 0x00, 0x00, 0x11, 0x22 });
    in.read(bytes);
    // Expect 0xbeef 0x0003 0x33 0x44 0x55 in little endian
    assertThat(bytes).isEqualTo(new byte[] { (byte) 0xef, (byte) 0xbe, 0x03, 0x00, 0x33, 0x44, 0x55 });
    assertThat(in.read(bytes)).isEqualTo(-1);
}

Example 58 with InputStream

use of java.io.InputStream in project bazel by bazelbuild.

the class ZipReaderTest method testZip64.

@Test
public void testZip64() throws IOException {
    // Generated with: 'echo "foo" > entry; zip -fz -q out.zip entry'
    byte[] data = new byte[] { 0x50, 0x4b, 0x03, 0x04, 0x2d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x5d, (byte) 0x86, (byte) 0xa6, 0x46, (byte) 0xa8, 0x65, 0x32, 0x7e, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, 0x05, 0x00, 0x30, 0x00, 0x65, 0x6e, 0x74, 0x72, 0x79, 0x55, 0x54, 0x09, 0x00, 0x03, (byte) 0xb2, 0x7e, 0x4a, 0x55, (byte) 0xb2, 0x7e, 0x4a, 0x55, 0x75, 0x78, 0x0b, 0x00, 0x01, 0x04, 0x46, 0x3a, 0x04, 0x00, 0x04, (byte) 0x88, 0x13, 0x00, 0x00, 0x01, 0x00, 0x10, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x66, 0x6f, 0x6f, 0x0a, 0x50, 0x4b, 0x01, 0x02, 0x1e, 0x03, 0x2d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x5d, (byte) 0x86, (byte) 0xa6, 0x46, (byte) 0xa8, 0x65, 0x32, 0x7e, 0x04, 0x00, 0x00, 0x00, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, 0x05, 0x00, 0x24, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, (byte) 0xa0, (byte) 0x81, 0x00, 0x00, 0x00, 0x00, 0x65, 0x6e, 0x74, 0x72, 0x79, 0x55, 0x54, 0x05, 0x00, 0x03, (byte) 0xb2, 0x7e, 0x4a, 0x55, 0x75, 0x78, 0x0b, 0x00, 0x01, 0x04, 0x46, 0x3a, 0x04, 0x00, 0x04, (byte) 0x88, 0x13, 0x00, 0x00, 0x01, 0x00, 0x08, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, 0x4b, 0x06, 0x06, 0x2c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1e, 0x03, 0x2d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x57, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x57, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, 0x4b, 0x06, 0x07, 0x00, 0x00, 0x00, 0x00, (byte) 0xae, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x50, 0x4b, 0x05, 0x06, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x01, 0x00, 0x57, 0x00, 0x00, 0x00, (byte) 0xff, (byte) 0xff, (byte) 0xff, (byte) 0xff, 0x00, 0x00 };
    try (FileOutputStream out = new FileOutputStream(test)) {
        out.write(data);
    }
    String foo = "foo\n";
    byte[] expectedFooData = foo.getBytes(UTF_8);
    ExtraDataList extras = new ExtraDataList();
    extras.add(new ExtraData((short) 0x0001, ZipUtil.longToLittleEndian(expectedFooData.length)));
    byte[] extra = extras.getBytes();
    CRC32 crc = new CRC32();
    crc.reset();
    crc.update(expectedFooData);
    try (ZipReader reader = new ZipReader(test, UTF_8)) {
        ZipFileEntry fooEntry = reader.getEntry("entry");
        InputStream fooIn = reader.getInputStream(fooEntry);
        byte[] fooData = new byte[expectedFooData.length];
        fooIn.read(fooData);
        assertThat(fooData).isEqualTo(expectedFooData);
        assertThat(fooEntry.getName()).isEqualTo("entry");
        assertThat(fooEntry.getComment()).isEqualTo("");
        assertThat(fooEntry.getMethod()).isEqualTo(Compression.STORED);
        assertThat(fooEntry.getVersionNeeded()).isEqualTo(Feature.ZIP64_SIZE.getMinVersion());
        assertThat(fooEntry.getSize()).isEqualTo(expectedFooData.length);
        assertThat(fooEntry.getCompressedSize()).isEqualTo(expectedFooData.length);
        assertThat(fooEntry.getCrc()).isEqualTo(crc.getValue());
        assertThat(fooEntry.getExtra().get((short) 0x0001).getBytes()).isEqualTo(extra);
    }
}

Example 59 with InputStream

use of java.io.InputStream in project bazel by bazelbuild.

the class ZipReaderTest method testRawFileData.

@Test
public void testRawFileData() throws IOException {
    CRC32 crc = new CRC32();
    Deflater deflator = new Deflater(Deflater.DEFAULT_COMPRESSION, true);
    try (ZipOutputStream zout = new ZipOutputStream(new FileOutputStream(test))) {
        ZipEntry foo = new ZipEntry("foo");
        foo.setComment("foo comment.");
        foo.setMethod(ZipEntry.DEFLATED);
        zout.putNextEntry(foo);
        zout.write("foo".getBytes(UTF_8));
        zout.closeEntry();
        ZipEntry bar = new ZipEntry("bar");
        bar.setComment("bar comment.");
        bar.setMethod(ZipEntry.STORED);
        bar.setSize("bar".length());
        bar.setCompressedSize("bar".length());
        crc.reset();
        crc.update("bar".getBytes(UTF_8));
        bar.setCrc(crc.getValue());
        zout.putNextEntry(bar);
        zout.write("bar".getBytes(UTF_8));
        zout.closeEntry();
    }
    try (ZipReader reader = new ZipReader(test, UTF_8)) {
        ZipFileEntry fooEntry = reader.getEntry("foo");
        InputStream fooIn = reader.getRawInputStream(fooEntry);
        byte[] fooData = new byte[10];
        fooIn.read(fooData);
        byte[] expectedFooData = new byte[10];
        deflator.reset();
        deflator.setInput("foo".getBytes(UTF_8));
        deflator.finish();
        deflator.deflate(expectedFooData);
        assertThat(fooData).isEqualTo(expectedFooData);
        ZipFileEntry barEntry = reader.getEntry("bar");
        InputStream barIn = reader.getRawInputStream(barEntry);
        byte[] barData = new byte[3];
        barIn.read(barData);
        byte[] expectedBarData = "bar".getBytes(UTF_8);
        assertThat(barData).isEqualTo(expectedBarData);
        assertThat(barIn.read()).isEqualTo(-1);
        assertThat(barIn.read(barData)).isEqualTo(-1);
        assertThat(barIn.read(barData, 0, 3)).isEqualTo(-1);
        thrown.expect(IOException.class);
        thrown.expectMessage("Reset is not supported on this type of stream.");
        barIn.reset();
    }
}

Example 60 with InputStream

use of java.io.InputStream in project bazel by bazelbuild.

the class ZipReaderTest method testFileData.

@Test
public void testFileData() throws IOException {
    CRC32 crc = new CRC32();
    try (ZipOutputStream zout = new ZipOutputStream(new FileOutputStream(test))) {
        ZipEntry foo = new ZipEntry("foo");
        foo.setComment("foo comment.");
        foo.setMethod(ZipEntry.DEFLATED);
        zout.putNextEntry(foo);
        zout.write("foo".getBytes(UTF_8));
        zout.closeEntry();
        ZipEntry bar = new ZipEntry("bar");
        bar.setComment("bar comment.");
        bar.setMethod(ZipEntry.STORED);
        bar.setSize("bar".length());
        bar.setCompressedSize("bar".length());
        crc.reset();
        crc.update("bar".getBytes(UTF_8));
        bar.setCrc(crc.getValue());
        zout.putNextEntry(bar);
        zout.write("bar".getBytes(UTF_8));
        zout.closeEntry();
    }
    try (ZipReader reader = new ZipReader(test, UTF_8)) {
        ZipFileEntry fooEntry = reader.getEntry("foo");
        InputStream fooIn = reader.getInputStream(fooEntry);
        byte[] fooData = new byte[3];
        fooIn.read(fooData);
        byte[] expectedFooData = "foo".getBytes(UTF_8);
        assertThat(fooData).isEqualTo(expectedFooData);
        assertThat(fooIn.read()).isEqualTo(-1);
        assertThat(fooIn.read(fooData)).isEqualTo(-1);
        assertThat(fooIn.read(fooData, 0, 3)).isEqualTo(-1);
        ZipFileEntry barEntry = reader.getEntry("bar");
        InputStream barIn = reader.getInputStream(barEntry);
        byte[] barData = new byte[3];
        barIn.read(barData);
        byte[] expectedBarData = "bar".getBytes(UTF_8);
        assertThat(barData).isEqualTo(expectedBarData);
        assertThat(barIn.read()).isEqualTo(-1);
        assertThat(barIn.read(barData)).isEqualTo(-1);
        assertThat(barIn.read(barData, 0, 3)).isEqualTo(-1);
        thrown.expect(IOException.class);
        thrown.expectMessage("Reset is not supported on this type of stream.");
        barIn.reset();
    }
}