Example usage for java.io File createTempFile

Introduction

In this page you can find the example usage for java.io File createTempFile.

Prototype

public static File createTempFile(String prefix, String suffix, File directory) throws IOException 

Source Link

Document

Creates a new empty file in the specified directory, using the given prefix and suffix strings to generate its name.

Usage

From source file:com.moz.fiji.mapreduce.TestingResources.java

/**
 * Reads a resource and writes it to a local temporary file.
 *
 * @param resourcePath Path of the resource to load.
 * @param directory Path to the directory to write the temporary file to.
 * @return A handle to the written temporary file.
 * @throws IOException on I/O error./*from  w  w w  .  ja v  a 2  s .  co  m*/
 */
public static File getResourceAsTempFile(final String resourcePath, final File directory) throws IOException {
    final File tempFile = File.createTempFile("TempResourceFile", "", directory);
    TestingResources.writeTextFile(tempFile, TestingResources.get(resourcePath));
    return tempFile;
}

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From source file:com.android.email.mail.store.imap.ImapTempFileLiteral.java

ImapTempFileLiteral(FixedLengthInputStream stream) throws IOException {
    mSize = stream.getLength();/*from   w w w. j a va 2s.  com*/
    mFile = File.createTempFile("imap", ".tmp", Email.getTempDirectory());

    // Unfortunately, we can't really use deleteOnExit(), because temp filenames are random
    // so it'd simply cause a memory leak.
    // deleteOnExit() simply adds filenames to a static list and the list will never shrink.
    // mFile.deleteOnExit();
    OutputStream out = new FileOutputStream(mFile);
    IOUtils.copy(stream, out);
    out.close();
}

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From source file:com.mirth.connect.connectors.file.filesystems.test.FileConnectionTest.java

@Test
public void testListFiles() throws Exception {
    ArrayList<String> testFileNames = new ArrayList<String>();

    for (int i = 0; i < 10; i++) {
        File temp = File.createTempFile("ListFile", ".dat", someFolder);
        testFileNames.add(temp.getName());
    }/*from  w ww  .j ava 2 s.  co  m*/

    List<FileInfo> retFiles = fc.listFiles(someFolder.getAbsolutePath(), "ListFile.+", true, true);

    for (int i = 0; i < retFiles.size(); i++) {
        assertTrue(testFileNames.contains(retFiles.get(i).getName()));
    }
}

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From source file:com.janoz.usenet.support.LogUtil.java

public static InputStream dumpStreamAndReOffer(InputStream is) throws IOException {
    FileOutputStream fos = null;//from   ww  w .  j  a  v a2  s . com
    try {
        ByteArrayOutputStream os = new ByteArrayOutputStream();
        copyStream(is, os);
        byte[] data = os.toByteArray();
        fos = new FileOutputStream(File.createTempFile("dump", ".bin", new File(".")));
        fos.write(data);
        return new ByteArrayInputStream(data);
    } finally {
        if (fos != null) {
            fos.close();
        }
    }

}

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From source file:cn.suishen.email.mail.store.imap.ImapTempFileLiteral.java

ImapTempFileLiteral(FixedLengthInputStream stream) throws IOException {
    mSize = stream.getLength();/*from  w  w  w  . j a  v a  2 s  . c o  m*/
    mFile = File.createTempFile("imap", ".tmp", TempDirectory.getTempDirectory());

    // Unfortunately, we can't really use deleteOnExit(), because temp filenames are random
    // so it'd simply cause a memory leak.
    // deleteOnExit() simply adds filenames to a static list and the list will never shrink.
    // mFile.deleteOnExit();
    OutputStream out = new FileOutputStream(mFile);
    IOUtils.copy(stream, out);
    out.close();
}

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From source file:io.druid.segment.writeout.TmpFileSegmentWriteOutMedium.java

@Override
public WriteOutBytes makeWriteOutBytes() throws IOException {
    File file = File.createTempFile("filePeon", null, dir);
    FileChannel ch = FileChannel.open(file.toPath(), StandardOpenOption.READ, StandardOpenOption.WRITE);
    closer.register(file::delete);//from  w  w w.j  av a  2  s  .  c o m
    closer.register(ch);
    return new FileWriteOutBytes(file, ch);
}

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From source file:fll.web.WebTestUtils.java

private static void checkForServerError(final Page page) throws IOException {
    final com.gargoylesoftware.htmlunit.WebResponse response = page.getWebResponse();
    final int code = response.getStatusCode();
    final boolean error;
    if (code >= 400) {
        error = true;//from  w  w  w .ja  v  a 2s.  c o  m
    } else {
        error = false;
    }
    if (error) {
        final String responseMessage = response.getStatusMessage();
        final String text = getPageSource(page);
        final File output = File.createTempFile("server-error", ".html", new File("screenshots"));
        final FileWriter writer = new FileWriter(output);
        writer.write(text);
        writer.close();
        Assert.fail("Error loading page: " + page.getUrl() + " code: " + code + " message: " + responseMessage
                + " Contents of error page written to: " + output.getAbsolutePath());
    }

}

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From source file:com.google.jenkins.plugins.credentials.oauth.P12ServiceAccountConfigTestUtil.java

public static String createTempP12KeyFile(KeyPair keyPair) throws IOException, OperatorCreationException,
        CertificateException, NoSuchAlgorithmException, KeyStoreException, NoSuchProviderException {
    File tempP12Key = File.createTempFile("temp-key", ".p12", getTempFolder());
    writeKeyToFile(keyPair, tempP12Key);
    return tempP12Key.getAbsolutePath();
}

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From source file:com.bahmanm.karun.Utils.java

/**
 * Extracts a gzip'ed tar archive./*from  w w w.j a va 2  s  . co  m*/
 * 
 * @param archivePath Path to archive
 * @param destDir Destination directory
 * @throws IOException 
 */
public synchronized static void extractTarGz(String archivePath, File destDir)
        throws IOException, ArchiveException {
    // copy
    File tarGzFile = File.createTempFile("karuntargz", "", destDir);
    copyFile(archivePath, tarGzFile.getAbsolutePath());

    // decompress
    File tarFile = File.createTempFile("karuntar", "", destDir);
    FileInputStream fin = new FileInputStream(tarGzFile);
    BufferedInputStream bin = new BufferedInputStream(fin);
    FileOutputStream fout = new FileOutputStream(tarFile);
    GzipCompressorInputStream gzIn = new GzipCompressorInputStream(bin);
    final byte[] buffer = new byte[1024];
    int n = 0;
    while (-1 != (n = gzIn.read(buffer))) {
        fout.write(buffer, 0, n);
    }
    bin.close();
    fin.close();
    gzIn.close();
    fout.close();

    // extract
    final InputStream is = new FileInputStream(tarFile);
    ArchiveInputStream ain = new ArchiveStreamFactory().createArchiveInputStream("tar", is);
    TarArchiveEntry entry = null;
    while ((entry = (TarArchiveEntry) ain.getNextEntry()) != null) {
        OutputStream out;
        if (entry.isDirectory()) {
            File f = new File(destDir, entry.getName());
            f.mkdirs();
            continue;
        } else
            out = new FileOutputStream(new File(destDir, entry.getName()));
        IOUtils.copy(ain, out);
        out.close();
    }
    ain.close();
    is.close();
}

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From source file:com.izforge.izpack.panels.userinput.console.file.ConsoleFileFieldTest.java

/**
 * Sets up the test./* w w w  . jav a  2s. c o  m*/
 *
 * @throws IOException for any error
 */
@Before
public void aetUp() throws IOException {
    file = File.createTempFile("foo", "bar", FileUtils.getTempDirectory());
}

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