Example usage for java.io Writer flush

List of usage examples for java.io Writer flush

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Introduction

In this page you can find the example usage for java.io Writer flush.

Prototype

public abstract void flush() throws IOException;

Source Link

Document

Flushes the stream.

Usage

From source file:com.github.rwitzel.streamflyer.core.ModifiableReaderUnitTest.java

private void assertModificationByWriter(String input, String expectedOutput, long positionForModification,
        Change modificationToApply) throws Exception {

    // setup: create modifier and reader
    StringWriter stringWriter = new StringWriter();
    Writer writer = createWriter(stringWriter, positionForModification, modificationToApply);

    // read the stream into an output stream
    for (int index = 0; index < input.length(); index++) {
        writer.append(input.charAt(index));
    }/*from  w ww .ja  va 2  s.c o  m*/
    writer.flush();
    writer.close();

    String foundOutput = stringWriter.toString();

    // compare the expected result with the found result
    assertEquals(expectedOutput, foundOutput);
}

From source file:com.polyvi.xface.extension.XExtensionManager.java

/**
 * ???umeng?//from ww w  .  j ava 2s.  c  o m
 * 
 * @param e
 */
public void reportError(Exception e) {
    try {
        // ?Writer
        Writer writer = new StringWriter();
        PrintWriter printWriter = new PrintWriter(writer);
        e.printStackTrace(printWriter);
        printWriter.flush();
        writer.flush();
        String stackTrackInfo = writer.toString();
        printWriter.close();
        writer.close();
        MobclickAgent.reportError(mExtensionContext.getSystemContext().getContext(), stackTrackInfo);
    } catch (IOException ioE) {
        XLog.e(CLASS_NAME, ioE.getMessage());
    } catch (Exception genericE) {
        XLog.e(CLASS_NAME, genericE.getMessage());
    }
}

From source file:org.fao.fenix.wds.web.rest.faostat.FAOSTATExporter.java

@POST
@Path("/htmltable")
public Response createExcelFromHTML(@FormParam("data") final String data) {

    // Initiate the stream
    StreamingOutput stream = new StreamingOutput() {

        @Override//from   w  ww.j  a v  a 2s  .  c  o m
        public void write(OutputStream os) throws IOException, WebApplicationException {

            // Write to the stream
            Writer writer = new BufferedWriter(new OutputStreamWriter(os));
            writer.write(data);
            writer.flush();

        }

    };

    // Wrap result
    ResponseBuilder builder = Response.ok(stream);
    builder.header("Content-Disposition", "attachment; filename=" + UUID.randomUUID().toString() + ".xls");

    // Stream Excel
    return builder.build();

}

From source file:edu.vt.middleware.ldap.dsml.AbstractDsml.java

/**
 * This will write the supplied LDAP result to the supplied writer in the form
 * of DSML.// w  w  w .j  a  v  a  2  s. com
 *
 * @param  result  <code>LdapResult</code>
 * @param  writer  <code>Writer</code> to write to
 *
 * @throws  IOException  if an error occurs while writing
 */
public void outputDsml(final LdapResult result, final Writer writer) throws IOException {
    final XMLWriter xmlWriter = new XMLWriter(writer, OutputFormat.createPrettyPrint());
    xmlWriter.write(createDsml(result));
    writer.flush();
}

From source file:com.sun.faban.harness.webclient.Uploader.java

/**
 * Updates the tags file.//from  w  ww. j av a  2  s  .c  om
 * @param req
 * @param resp
 * @throws java.io.IOException
 */
public void updateTagsFile(HttpServletRequest req, HttpServletResponse resp) throws IOException {
    String tags = req.getParameter("tags");
    String runId = req.getParameter("runId");
    RunResult result = RunResult.getInstance(new RunId(runId));
    StringBuilder formattedTags = new StringBuilder();
    File runTagFile = new File(Config.OUT_DIR + runId + "/META-INF/tags");
    if (tags != null && !"".equals(tags)) {
        StringTokenizer t = new StringTokenizer(tags, " \n,");
        ArrayList<String> tagList = new ArrayList<String>(t.countTokens());
        while (t.hasMoreTokens()) {
            String nextT = t.nextToken().trim();
            if (nextT != null && !"".equals(nextT)) {
                formattedTags.append(nextT + "\n");
                tagList.add(nextT);
            }
        }
        FileHelper.writeContentToFile(formattedTags.toString(), runTagFile);
        result.tags = tagList.toArray(new String[tagList.size()]);
    }
    try {
        uploadTags(runId);
    } catch (ClassNotFoundException ex) {
        Logger.getLogger(Uploader.class.getName()).log(Level.SEVERE, null, ex);
    }
    Writer w = resp.getWriter();
    w.write("Tags updating completed");
    w.flush();
    w.close();
}

From source file:edu.vt.middleware.ldap.dsml.AbstractDsml.java

/**
 * This will write the supplied LDAP search results to the supplied writer in
 * the form of DSML./* w  ww .ja  va2 s  .  c  o  m*/
 *
 * @param  results  <code>Iterator</code> of LDAP search results
 * @param  writer  <code>Writer</code> to write to
 *
 * @throws  IOException  if an error occurs while writing
 */
public void outputDsml(final Iterator<SearchResult> results, final Writer writer) throws IOException {
    final XMLWriter xmlWriter = new XMLWriter(writer, OutputFormat.createPrettyPrint());
    xmlWriter.write(createDsml(results));
    writer.flush();
}

From source file:org.kjkoster.zapcat.test.ZabbixAgentProtocolTest.java

/**
 * Test robustness.//from ww w  .j  ava  2  s . c  o m
 * 
 * @throws Exception
 *             When the test failed.
 */
@Test
public void testMissingArgument() throws Exception {
    final Agent agent = new org.kjkoster.zapcat.zabbix.ZabbixAgent();
    // give the agent some time to open the port
    Thread.sleep(100);
    final Socket socket = new Socket(InetAddress.getLocalHost(),
            org.kjkoster.zapcat.zabbix.ZabbixAgent.DEFAULT_PORT);

    final Writer out = new OutputStreamWriter(socket.getOutputStream());
    out.write("jmx\n");
    out.flush();

    final InputStream in = socket.getInputStream();
    final byte[] buffer = new byte[1024];
    final int read = in.read(buffer);
    assertEquals(29, read);

    assertEquals('Z', buffer[0]);
    assertEquals('B', buffer[1]);
    assertEquals('X', buffer[2]);
    assertEquals('D', buffer[3]);

    assertEquals('N', buffer[17]);
    assertEquals('O', buffer[18]);
    assertEquals('T', buffer[19]);

    // we'll take the rest for granted...

    socket.close();
    agent.stop();
}

From source file:org.lanark.jsr303js.taglib.JSR303JSCodebaseTag.java

/**
 * Copies the chars from in to out and then closes in but
 * leaves out open.//from   w w  w  .  j  ava2 s .c  o m
 *
 * @param in the input reader
 * @param out the output writer
 * @throws IOException if there is an io exception
 */
private void copy(Reader in, Writer out) throws IOException {
    Assert.notNull(in, "No Reader specified");
    Assert.notNull(out, "No Writer specified");
    try {
        char[] buffer = new char[1024];
        int bytesRead;
        while ((bytesRead = in.read(buffer)) != -1) {
            out.write(buffer, 0, bytesRead);
        }
        out.flush();
    } finally {
        try {
            in.close();
        } catch (IOException ex) {
            logger.warn("Could not close Reader", ex);
        }
    }
}

From source file:org.springmodules.validation.valang.javascript.taglib.ValangCodebaseTag.java

/**
 * Copies the chars from in to out and then closes in but leaves out open.
 *///from   www.ja va  2s. co m
private void copy(Reader in, Writer out) throws IOException {
    Assert.notNull(in, "No Reader specified");
    Assert.notNull(out, "No Writer specified");
    try {
        char[] buffer = new char[1024];
        int bytesRead;

        while ((bytesRead = in.read(buffer)) != -1) {
            out.write(buffer, 0, bytesRead);
        }
        out.flush();
    } finally {
        try {
            in.close();
        } catch (IOException ex) {
            logger.warn("Could not close Reader", ex);
        }
    }
}

From source file:com.joliciel.talismane.machineLearning.AbstractMachineLearningModel.java

@Override
public final void persist(File modelFile) {
    try {/*from w  ww. jav a 2 s . com*/
        ZipOutputStream zos = new ZipOutputStream(new FileOutputStream(modelFile, false));
        Writer writer = new BufferedWriter(new OutputStreamWriter(zos, "UTF-8"));

        zos.putNextEntry(new ZipEntry("algorithm.txt"));
        writer.write(this.getAlgorithm().name());
        writer.flush();
        zos.flush();

        for (String descriptorKey : descriptors.keySet()) {
            zos.putNextEntry(new ZipEntry(descriptorKey + "_descriptors.txt"));
            List<String> descriptorList = descriptors.get(descriptorKey);
            for (String descriptor : descriptorList) {
                writer.write(descriptor + "\n");
                writer.flush();
            }
            zos.flush();

        }

        zos.putNextEntry(new ZipEntry("attributes.txt"));
        for (String name : this.modelAttributes.keySet()) {
            String value = this.modelAttributes.get(name);
            writer.write(name + "\t" + value + "\n");
            writer.flush();
        }

        for (String name : this.dependencies.keySet()) {
            Object dependency = this.dependencies.get(name);
            zos.putNextEntry(new ZipEntry(name + "_dependency.obj"));
            ObjectOutputStream oos = new ObjectOutputStream(zos);
            try {
                oos.writeObject(dependency);
            } finally {
                oos.flush();
            }
            zos.flush();
        }

        this.persistOtherEntries(zos);

        if (this.externalResources != null) {
            zos.putNextEntry(new ZipEntry("externalResources.obj"));
            ObjectOutputStream oos = new ObjectOutputStream(zos);
            try {
                oos.writeObject(externalResources);
            } finally {
                oos.flush();
            }
            zos.flush();
        }

        this.writeDataToStream(zos);

        zos.putNextEntry(new ZipEntry("model.bin"));
        this.writeModelToStream(zos);
        zos.flush();

        zos.close();
    } catch (IOException ioe) {
        LogUtils.logError(LOG, ioe);
        throw new RuntimeException(ioe);
    }
}