Example usage for com.google.common.io InputSupplier InputSupplier

Introduction

In this page you can find the example usage for com.google.common.io InputSupplier InputSupplier.

Prototype

InputSupplier

Source Link

Usage

From source file:org.jasig.portal.io.xml.JaxbPortalDataHandlerService.java

/**
 * Extracts the archive resource and then runs the batch-import process on it.
 *///from ww w .  j  a  v  a  2s .c  om
protected void importDataArchive(final Resource resource, final ArchiveInputStream resourceStream,
        BatchImportOptions options) {

    final File tempDir = Files.createTempDir();
    try {
        ArchiveEntry archiveEntry;
        while ((archiveEntry = resourceStream.getNextEntry()) != null) {
            final File entryFile = new File(tempDir, archiveEntry.getName());
            if (archiveEntry.isDirectory()) {
                entryFile.mkdirs();
            } else {
                entryFile.getParentFile().mkdirs();

                Files.copy(new InputSupplier<InputStream>() {
                    @Override
                    public InputStream getInput() throws IOException {
                        return new CloseShieldInputStream(resourceStream);
                    }
                }, entryFile);
            }
        }

        importData(tempDir, null, options);
    } catch (IOException e) {
        throw new RuntimeException(
                "Failed to extract data from '" + resource + "' to '" + tempDir + "' for batch import.", e);
    } finally {
        FileUtils.deleteQuietly(tempDir);
    }
}

From source file:org.apereo.portal.io.xml.JaxbPortalDataHandlerService.java

/**
 * Extracts the archive resource and then runs the batch-import process on it.
 *//*from www .j av a2  s.  co m*/
protected void importDataArchive(final Resource resource, final ArchiveInputStream resourceStream,
        BatchImportOptions options) {

    final File tempDir = Files.createTempDir();
    try {
        ArchiveEntry archiveEntry;
        while ((archiveEntry = resourceStream.getNextEntry()) != null) {
            final File entryFile = new File(tempDir, archiveEntry.getName());
            if (archiveEntry.isDirectory()) {
                entryFile.mkdirs();
            } else {
                entryFile.getParentFile().mkdirs();

                Files.copy(new InputSupplier<InputStream>() {
                    @Override
                    public InputStream getInput() throws IOException {
                        return new CloseShieldInputStream(resourceStream);
                    }
                }, entryFile);
            }
        }

        importDataDirectory(tempDir, null, options);
    } catch (IOException e) {
        throw new RuntimeException(
                "Failed to extract data from '" + resource + "' to '" + tempDir + "' for batch import.", e);
    } finally {
        FileUtils.deleteQuietly(tempDir);
    }
}

From source file:com.xebialabs.overthere.OverthereConnectionItestBase.java

@Test
public void shouldTruncateExistingTargetFileOnCopy() throws Exception {
    final OverthereFile existingDestination = connection.getTempFile("existing");
    writeData(existingDestination, "**********\n**********\n**********\n**********\n**********\n".getBytes());
    final OverthereFile newSource = connection.getTempFile("newContents");
    writeData(newSource, "++++++++++".getBytes());
    newSource.copyTo(existingDestination);

    ByteArrayOutputStream to = new ByteArrayOutputStream();
    ByteStreams.copy(new InputSupplier<InputStream>() {
        @Override//from www .jav a  2 s .  c  o m
        public InputStream getInput() throws IOException {
            return existingDestination.getInputStream();
        }
    }, to);
    byte[] bytes = to.toByteArray();
    assertThat(bytes.length, equalTo(10));
    assertThat(bytes, equalTo("++++++++++".getBytes()));
}

From source file:com.entradahealth.entrada.android.app.personal.activities.job_list.JobListActivity.java

private void showLicensing() {
    LayoutInflater inflater = LayoutInflater.from(this);
    View view = inflater.inflate(R.layout.license_dialog, null);

    TextView textview = (TextView) view.findViewById(R.id.license_text);
    InputStream is = getResources().openRawResource(R.raw.licenses);

    try {/* w  ww.j  a va2s  .  c om*/
        textview.setText(CharStreams.toString(new InputSupplier<InputStreamReader>() {
            public InputStreamReader getInput() throws IOException {
                return new InputStreamReader(getResources().openRawResource(R.raw.licenses));
            }
        }));
    } catch (IOException ex) {
        Toast.makeText(this, "Sorry, error displaying licenses. Contact support for license details.",
                Toast.LENGTH_SHORT);
    }

    AlertDialog.Builder alertDialog = new AlertDialog.Builder(this);
    alertDialog.setTitle("License Information");
    // alertDialog.setMessage("Here is a really long message.");
    alertDialog.setView(view);
    AlertDialog alert = alertDialog.create();
    alert.show();
}

From source file:co.cask.cdap.gateway.handlers.AppFabricHttpHandler.java

@Nullable
private SessionInfo retrieve(String accountId) {
    try {//from  w ww.jav  a 2  s  .  c  o  m
        final Location outputDir = locationFactory.create(archiveDir + "/" + accountId);
        if (!outputDir.exists()) {
            return null;
        }
        final Location sessionInfoFile = outputDir.append("session.json");
        InputSupplier<Reader> reader = new InputSupplier<Reader>() {
            @Override
            public Reader getInput() throws IOException {
                return new InputStreamReader(sessionInfoFile.getInputStream(), "UTF-8");
            }
        };

        Gson gson = new GsonBuilder().registerTypeAdapter(Location.class, new LocationCodec(locationFactory))
                .create();
        Reader r = reader.getInput();
        try {
            return gson.fromJson(r, SessionInfo.class);
        } finally {
            Closeables.closeQuietly(r);
        }
    } catch (IOException e) {
        LOG.warn("Failed to retrieve session info for account.");
    }
    return null;
}