Example usage for org.apache.commons.vfs FileContent getOutputStream

Introduction

In this page you can find the example usage for org.apache.commons.vfs FileContent getOutputStream.

Prototype

OutputStream getOutputStream() throws FileSystemException;

Source Link

Document

Returns an output stream for writing the file's content.

Usage

From source file:com.qmetric.document.watermark.DefaultPdfStamperFactory.java

@Override
public PdfStamper newPdfStamper(final PdfReader pdfReader, final FileContent fileContent) {
    try {//  w w  w.  j  a v  a 2 s  . c om
        final PdfStamper pdf = new PdfStamper(pdfReader, fileContent.getOutputStream());

        if (pdfReader.isEncrypted()) {
            pdf.setEncryption(null, ownerPassword, pdfReader.getPermissions(), pdfReader.getCryptoMode());
        }

        return pdf;
    } catch (IOException ioe) {
        throw new RuntimeException(ioe);
    } catch (com.itextpdf.text.DocumentException e) {
        throw new RuntimeException(e);
    }
}

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From source file:egovframework.rte.fdl.filehandling.FilehandlingServiceTest.java

/**
 *  ?  ??  ? ? ./*from ww  w.j  a v a 2  s.c o m*/
 * ?    ? ?    ?? ?.
 * @throws Exception
 */
@Test
public void testAccessFile() throws Exception {

    FileSystemManager manager = VFS.getManager();

    FileObject baseDir = manager.resolveFile(System.getProperty("user.dir"));
    FileObject file = manager.resolveFile(baseDir, "testfolder/file1.txt");

    //  ? 
    file.delete(Selectors.SELECT_FILES);
    assertFalse(file.exists());

    // ? ?
    file.createFile();
    assertTrue(file.exists());

    FileContent fileContent = file.getContent();
    assertEquals(0, fileContent.getSize());

    // ? 
    String string = "test.";
    OutputStream os = fileContent.getOutputStream();

    try {
        os.write(string.getBytes());
        os.flush();
    } catch (Exception e) {
        throw new Exception(e);
    } finally {
        os.close();
    }
    assertNotSame(0, fileContent.getSize());

    // ? ?
    StringBuffer sb = new StringBuffer();
    FileObject writtenFile = manager.resolveFile(baseDir, "testfolder/file1.txt");
    FileContent writtenContents = writtenFile.getContent();
    InputStream is = writtenContents.getInputStream();

    try {
        BufferedReader reader = new BufferedReader(new InputStreamReader(is));

        for (String line = ""; (line = reader.readLine()) != null; sb.append(line))
            ;

    } catch (Exception e) {
        throw new Exception(e);
    } finally {
        is.close();
    }

    // ? ?
    assertEquals(sb.toString(), string);
}

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From source file:org.jclouds.vfs.provider.blobstore.test.BlobStoreProviderTestCase.java

private void writeFile(FileObject base, String name, String value) throws FileSystemException, IOException {
    FileObject file = base.resolveFile(name);
    FileContent content = file.getContent();
    CharStreams.write(value, CharStreams
            .newWriterSupplier(Utils.newOutputStreamSupplier(content.getOutputStream()), Charsets.UTF_8));
    content.close();/* ww w  .  j av a2 s.  com*/
}

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From source file:org.kalypso.simulation.grid.GridJobSubmitter.java

public void submitJob(final FileObject workingDir, final String executable, ISimulationMonitor monitor,
        String... arguments) throws SimulationException {
    if (monitor == null) {
        monitor = new NullSimulationMonitor();
    }/*w w  w .  ja va2  s .  c  o m*/

    // prepare streams
    FileObject stdoutFile = null;
    FileObject stderrFile = null;
    int returnCode = IStatus.ERROR;
    try {
        // stream stdout and stderr to files
        stdoutFile = workingDir.resolveFile("stdout");
        stderrFile = workingDir.resolveFile("stderr");

        // create process handle
        final String processFactoryId = "org.kalypso.simulation.gridprocess";
        // TODO: refactor so tempdir is created inside process
        final String tempDirName = workingDir.getName().getBaseName();
        final IProcess process = KalypsoCommonsExtensions.createProcess(processFactoryId, tempDirName,
                executable, arguments);
        // process.setProgressMonitor( new SimulationMonitorAdaptor( monitor ) );
        process.environment().put("OMP_NUM_THREADS", "4");

        final FileContent stdOutContent = stdoutFile.getContent();
        final OutputStream stdOut = stdOutContent.getOutputStream();
        final FileContent stdErrContent = stderrFile.getContent();
        final OutputStream stdErr = stdErrContent.getOutputStream();

        // stage-in files
        final FileSystemManager manager = workingDir.getFileSystem().getFileSystemManager();
        for (final URI einput : m_externalInputs.keySet()) {
            final FileObject inputFile = manager.resolveFile(getUriAsString(einput));
            final String destName = m_externalInputs.get(einput);
            if (destName != null) {
                final FileObject destFile = workingDir.resolveFile(destName);
                VFSUtil.copy(inputFile, destFile, null, true);
            } else {
                VFSUtil.copy(inputFile, workingDir, null, true);
            }
        }

        // start process
        returnCode = process.startProcess(stdOut, stdErr, null, null);
    } catch (final CoreException e) {
        // when process cannot be created
        throw new SimulationException("Could not create process.", e);
    } catch (final ProcessTimeoutException e) {
        e.printStackTrace();
    } catch (final FileNotFoundException e) {
        // can only happen when files cannot be created in tmpdir
        throw new SimulationException("Could not create temporary files for stdout and stderr.", e);
    } catch (final IOException e) {
        throw new SimulationException("Process I/O error.", e);
    } finally {
        // close files
        if (stdoutFile != null) {
            try {
                stdoutFile.getContent().close();
            } catch (final FileSystemException e) {
                // gobble
            }
        }
        if (stderrFile != null) {
            try {
                stderrFile.getContent().close();
            } catch (final FileSystemException e) {
                // gobble
            }
        }
    }

    // process failure handling
    if (returnCode != IStatus.OK) {
        String errString = "Process failed.";
        try {
            final FileContent content = stderrFile.getContent();
            final InputStream input2 = content.getInputStream();
            errString = errString + "\n" + IOUtils.toString(input2);
            content.close();
        } catch (final IOException e) {
            // ignore
        }
        monitor.setFinishInfo(returnCode, errString);
        throw new SimulationException(errString);
    } else {
        monitor.setFinishInfo(IStatus.OK, "Process finished successfully.");
    }
}

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From source file:org.pentaho.platform.plugin.outputs.ApacheVFSOutputHandler.java

@Override
public IContentItem getFileOutputContentItem() {

    String contentRef = getContentRef();
    try {// w  w  w .j a  va2  s .c  o m
        String contentName = getHandlerId().substring(4) + ":" + contentRef; //$NON-NLS-1$
        FileSystemManager fsManager = VFS.getManager();
        if (fsManager == null) {
            Logger.error(ApacheVFSOutputHandler.class.getName(),
                    Messages.getInstance().getString("ApacheVFSOutputHandler.ERROR_0001_CANNOT_GET_VFSMGR")); //$NON-NLS-1$
            return null;
        }
        FileObject file = fsManager.resolveFile(contentName);
        if (file == null) {
            Logger.error(ApacheVFSOutputHandler.class.getName(), Messages.getInstance()
                    .getString("ApacheVFSOutputHandler.ERROR_0002_CANNOT_GET_VF", contentName)); //$NON-NLS-1$
            return null;
        }
        if (!file.isWriteable()) {
            Logger.error(ApacheVFSOutputHandler.class.getName(), Messages.getInstance()
                    .getString("ApacheVFSOutputHandler.ERROR_0003_CANNOT_WRITE", contentName)); //$NON-NLS-1$
            return null;
        }
        FileContent fileContent = file.getContent();
        if (fileContent == null) {
            Logger.error(ApacheVFSOutputHandler.class.getName(), Messages.getInstance()
                    .getString("ApacheVFSOutputHandler.ERROR_0004_CANNOT_GET_CTX", contentName)); //$NON-NLS-1$
            return null;
        }
        OutputStream outputStream = fileContent.getOutputStream();

        SimpleContentItem content = new SimpleContentItem(outputStream);
        return content;
    } catch (Throwable t) {
        Logger.error(ApacheVFSOutputHandler.class.getName(), Messages.getInstance()
                .getString("ApacheVFSOutputHandler.ERROR_0005_CANNOT_GET_HANDLER", contentRef), t); //$NON-NLS-1$
    }

    return null;
}

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From source file:unitTests.dataspaces.AbstractLimitingFileObjectTest.java

@Test
public void testReadOnlyGetContentOutputStream() throws IOException {
    createRealFile();/*  w  w w  .j  ava  2  s  .co  m*/

    final FileContent content = readOnlyFile.getContent();
    try {
        content.getOutputStream();
        fail("Expected exception");
    } catch (FileSystemException x) {
    } finally {
        content.close();
    }
}

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From source file:unitTests.dataspaces.AbstractLimitingFileObjectTest.java

@Test
public void testReadWriteGetContentOutputStream() throws IOException {
    createRealFile();/*from  www  . jav  a2 s.c  o m*/

    final FileContent content = readWriteFile.getContent();
    try {
        content.getOutputStream();
    } finally {
        content.close();
    }
}

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