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

Example 16 with FileInputStream

use of java.io.FileInputStream in project jetty.project by eclipse.

the class ResourceHandlerTest method setUp.

@BeforeClass
public static void setUp() throws Exception {
    File dir = MavenTestingUtils.getTargetFile("test-classes/simple");
    File bigger = new File(dir, "bigger.txt");
    File big = new File(dir, "big.txt");
    try (OutputStream out = new FileOutputStream(bigger)) {
        for (int i = 0; i < 100; i++) {
            try (InputStream in = new FileInputStream(big)) {
                IO.copy(in, out);
            }
        }
    }
    bigger.deleteOnExit();
    // determine how the SCM of choice checked out the big.txt EOL
    // we can't just use whatever is the OS default.
    // because, for example, a windows system using git can be configured for EOL handling using
    // local, remote, file lists, patterns, etc, rendering assumptions about the OS EOL choice
    // wrong for unit tests.
    LN = System.getProperty("line.separator");
    try (BufferedReader reader = Files.newBufferedReader(big.toPath(), StandardCharsets.UTF_8)) {
        // a buffer large enough to capture at least 1 EOL
        char[] cbuf = new char[128];
        reader.read(cbuf);
        String sample = new String(cbuf);
        if (sample.contains("\r\n")) {
            LN = "\r\n";
        } else if (sample.contains("\n\r")) {
            LN = "\n\r";
        } else {
            LN = "\n";
        }
    }
    _server = new Server();
    _config = new HttpConfiguration();
    _config.setOutputBufferSize(2048);
    _connector = new ServerConnector(_server, new HttpConnectionFactory(_config));
    _local = new LocalConnector(_server);
    _server.setConnectors(new Connector[] { _connector, _local });
    _resourceHandler = new ResourceHandler();
    _resourceHandler.setResourceBase(MavenTestingUtils.getTargetFile("test-classes/simple").getAbsolutePath());
    _resourceHandler.setWelcomeFiles(new String[] { "welcome.txt" });
    _contextHandler = new ContextHandler("/resource");
    _contextHandler.setHandler(_resourceHandler);
    _server.setHandler(_contextHandler);
    _server.start();
}

Example 17 with FileInputStream

use of java.io.FileInputStream in project jetty.project by eclipse.

the class ResourceHandlerTest method testSlowBiggest.

@Test
@Slow
public void testSlowBiggest() throws Exception {
    _connector.setIdleTimeout(10000);
    File dir = MavenTestingUtils.getTargetFile("test-classes/simple");
    File biggest = new File(dir, "biggest.txt");
    try (OutputStream out = new FileOutputStream(biggest)) {
        for (int i = 0; i < 10; i++) {
            try (InputStream in = new FileInputStream(new File(dir, "bigger.txt"))) {
                IO.copy(in, out);
            }
        }
        out.write("\nTHE END\n".getBytes(StandardCharsets.ISO_8859_1));
    }
    biggest.deleteOnExit();
    try (Socket socket = new Socket("localhost", _connector.getLocalPort());
        OutputStream out = socket.getOutputStream();
        InputStream in = socket.getInputStream()) {
        socket.getOutputStream().write("GET /resource/biggest.txt HTTP/1.0\n\n".getBytes());
        byte[] array = new byte[102400];
        ByteBuffer buffer = null;
        while (true) {
            Thread.sleep(100);
            int len = in.read(array);
            if (len < 0)
                break;
            buffer = BufferUtil.toBuffer(array, 0, len);
        // System.err.println(++i+": "+BufferUtil.toDetailString(buffer));
        }
        Assert.assertEquals('E', buffer.get(buffer.limit() - 4));
        Assert.assertEquals('N', buffer.get(buffer.limit() - 3));
        Assert.assertEquals('D', buffer.get(buffer.limit() - 2));
    }
}

Example 18 with FileInputStream

use of java.io.FileInputStream in project che by eclipse.

the class RecipeLoader method getResource.

/**
     * Searches for resource by given path.
     *
     * @param resource
     *         path to resource
     * @return resource InputStream
     * @throws IOException
     *         when problem occurs during resource getting
     */
private InputStream getResource(String resource) throws IOException {
    File resourceFile = new File(resource);
    if (resourceFile.exists() && !resourceFile.isFile()) {
        throw new IOException(String.format("%s is not a file. ", resourceFile.getAbsolutePath()));
    }
    InputStream is = resourceFile.exists() ? new FileInputStream(resourceFile) : Thread.currentThread().getContextClassLoader().getResourceAsStream(resource);
    if (is == null) {
        throw new IOException(String.format("Not found resource: %s", resource));
    }
    return is;
}

Example 19 with FileInputStream

use of java.io.FileInputStream in project druid by druid-io.

the class SmooshedFileMapper method load.

public static SmooshedFileMapper load(File baseDir) throws IOException {
    File metaFile = FileSmoosher.metaFile(baseDir);
    BufferedReader in = null;
    try {
        in = new BufferedReader(new InputStreamReader(new FileInputStream(metaFile), Charsets.UTF_8));
        String line = in.readLine();
        if (line == null) {
            throw new ISE("First line should be version,maxChunkSize,numChunks, got null.");
        }
        String[] splits = line.split(",");
        if (!"v1".equals(splits[0])) {
            throw new ISE("Unknown version[%s], v1 is all I know.", splits[0]);
        }
        if (splits.length != 3) {
            throw new ISE("Wrong number of splits[%d] in line[%s]", splits.length, line);
        }
        final Integer numFiles = Integer.valueOf(splits[2]);
        List<File> outFiles = Lists.newArrayListWithExpectedSize(numFiles);
        for (int i = 0; i < numFiles; ++i) {
            outFiles.add(FileSmoosher.makeChunkFile(baseDir, i));
        }
        Map<String, Metadata> internalFiles = Maps.newTreeMap();
        while ((line = in.readLine()) != null) {
            splits = line.split(",");
            if (splits.length != 4) {
                throw new ISE("Wrong number of splits[%d] in line[%s]", splits.length, line);
            }
            internalFiles.put(splits[0], new Metadata(Integer.parseInt(splits[1]), Integer.parseInt(splits[2]), Integer.parseInt(splits[3])));
        }
        return new SmooshedFileMapper(outFiles, internalFiles);
    } finally {
        Closeables.close(in, false);
    }
}

Example 20 with FileInputStream

use of java.io.FileInputStream in project druid by druid-io.

the class CompressionUtilsTest method testGoodGzipByteSource.

@Test
public void testGoodGzipByteSource() throws IOException {
    final File tmpDir = temporaryFolder.newFolder("testGoodGzipByteSource");
    final File gzFile = new File(tmpDir, testFile.getName() + ".gz");
    Assert.assertFalse(gzFile.exists());
    CompressionUtils.gzip(Files.asByteSource(testFile), Files.asByteSink(gzFile), Predicates.<Throwable>alwaysTrue());
    Assert.assertTrue(gzFile.exists());
    try (final InputStream inputStream = CompressionUtils.gzipInputStream(new FileInputStream(gzFile))) {
        assertGoodDataStream(inputStream);
    }
    if (!testFile.delete()) {
        throw new IOException(String.format("Unable to delete file [%s]", testFile.getAbsolutePath()));
    }
    Assert.assertFalse(testFile.exists());
    CompressionUtils.gunzip(Files.asByteSource(gzFile), testFile);
    Assert.assertTrue(testFile.exists());
    try (final InputStream inputStream = new FileInputStream(testFile)) {
        assertGoodDataStream(inputStream);
    }
}