Example usage for java.io Writer close

Introduction

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

Prototype

public abstract void close() throws IOException;

Source Link

Document

Closes the stream, flushing it first.

Usage

From source file:com.marklogic.samplestack.web.security.SamplestackAuthenticationFailureHandler.java

@Override
/**/*w  w w  .j  av  a2s  .c  om*/
 * Override handler that returns 401 after failed authentication.
 */
public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response,
        AuthenticationException exception) throws IOException, ServletException {

    HttpServletResponseWrapper responseWrapper = new HttpServletResponseWrapper(response);
    responseWrapper.setStatus(HttpStatus.SC_UNAUTHORIZED);

    Writer out = responseWrapper.getWriter();
    errors.writeJsonResponse(out, HttpStatus.SC_UNAUTHORIZED, "Unauthorized");
    out.close();
}

From source file:de.avanux.smartapplianceenabler.Application.java

private void writePidFile() {
    String pidFileName = System.getProperty("sae.pidfile");
    if (pidFileName != null) {
        String name = ManagementFactory.getRuntimeMXBean().getName();
        String pid = name.split("@")[0];
        try {//w  ww.j  a  v a2s  .c  o m
            Writer pidFile = new FileWriter(pidFileName);
            pidFile.write(pid);
            pidFile.close();
            logger.info("PID " + pid + " written to " + pidFileName);
        } catch (IOException e) {
            logger.error("Error writing PID file " + pidFileName, e);
        }
    }
}

From source file:com.legstar.codegen.CodeGenUtil.java

/**
 * Apply a velocity template taken from a code generation make xml.
 * // ww  w  . j a  va2  s .co  m
 * @param generatorName the generator name
 * @param templateName the velocity template to apply
 * @param modelName the model name
 * @param model the model providing data for velocity templates
 * @param parameters additional parameters to pass to template
 * @param targetFile the file to generate
 * @param targetCharsetName the target character set. null is interpreted as
 *            the default encoding
 * @throws CodeGenMakeException if processing fails
 */
public static void processTemplate(final String generatorName, final String templateName,
        final String modelName, final Object model, final Map<String, Object> parameters, final File targetFile,
        final String targetCharsetName) throws CodeGenMakeException {

    if (LOG.isDebugEnabled()) {
        LOG.debug("Processing template");
        LOG.debug("Template name       = " + templateName);
        LOG.debug("Target file         = " + targetFile);
        LOG.debug("Target charset name = " + targetCharsetName);
        if (parameters != null) {
            for (String key : parameters.keySet()) {
                Object value = parameters.get(key);
                LOG.debug("Parameter " + key + " = " + value);
            }
        }
    }
    VelocityContext context = CodeGenUtil.getContext(generatorName);
    context.put(modelName, model);
    context.put("serialVersionID", Long.toString(mRandom.nextLong()) + 'L');
    if (parameters != null) {
        for (String key : parameters.keySet()) {
            context.put(key, parameters.get(key));
        }
    }
    StringWriter w = new StringWriter();

    try {
        Velocity.mergeTemplate(templateName, "UTF-8", context, w);
        Writer out = null;
        try {
            FileOutputStream fos = new FileOutputStream(targetFile);
            OutputStreamWriter osw;
            if (targetCharsetName == null) {
                osw = new OutputStreamWriter(fos);
            } else {
                osw = new OutputStreamWriter(fos, targetCharsetName);
            }
            out = new BufferedWriter(osw);
            out.write(w.toString());
        } catch (IOException e) {
            throw new CodeGenMakeException(e);
        } finally {
            if (out != null) {
                out.close();
            }
        }
    } catch (ResourceNotFoundException e) {
        throw new CodeGenMakeException(e);
    } catch (ParseErrorException e) {
        throw new CodeGenMakeException(e);
    } catch (MethodInvocationException e) {
        throw new CodeGenMakeException(e);
    } catch (Exception e) {
        throw new CodeGenMakeException(e);
    }
}

From source file:com.careerly.common.support.resolver.ControllerExceptionResolver.java

/**
 * @param request/*from www. ja v a 2 s  . c  o  m*/
 * @param response
 * @param handler
 * @return
 */
private void resolveDataException(HttpServletRequest request, HttpServletResponse response, Object handler,
        StandardJsonObject errorJsonObject) {
    try {
        String data = null;
        String callbackValue = request.getParameter("callback");
        if (StringUtils.isNotBlank(callbackValue)) {
            StringBuilder builder = new StringBuilder();
            builder.append(StringEscapeUtils.escapeHtml(callbackValue)).append("(");
            builder.append(JsonUtils.marshalToString(errorJsonObject));
            builder.append(")");
            data = builder.toString();
        } else {
            data = JsonUtils.marshalToString(errorJsonObject);
        }

        response.setContentType("application/json;charset=UTF-8");
        Writer writer = response.getWriter();
        writer.write(data);
        writer.close();
    } catch (IOException e) {
        ControllerExceptionResolver.logger.error("ERROR ## write message happened error, the trace ", e);
    }
}

From source file:org.orderofthebee.addons.support.tools.repo.LogFileDelete.java

/**
 *
 * {@inheritDoc}/*w  w  w .  jav a2  s .c  o m*/
 */
@Override
public void execute(final WebScriptRequest req, final WebScriptResponse res) throws IOException {
    final String servicePath = req.getServicePath();
    final String matchPath = req.getServiceMatch().getPath();
    final String filePath = servicePath.substring(servicePath.indexOf(matchPath) + matchPath.length());

    final File file = this.validateFilePath(filePath);
    if (file.delete()) {
        res.setStatus(Status.STATUS_OK);
        // we "have" to send a dummy JSON as repository admin console client JS always tries to parse
        final Writer writer = res.getWriter();
        try {
            writer.write("{}");
        } finally {
            writer.close();
        }
    } else {
        throw new WebScriptException(Status.STATUS_INTERNAL_SERVER_ERROR,
                "Log file could not be deleted immediately");
    }
}

From source file:io.aos.t4f.hadoop.mapred.WordCountTest.java

private void createTextInputFile() throws IOException {
    OutputStream os = getFileSystem().create(new Path(input, "wordcount"));
    Writer wr = new OutputStreamWriter(os);
    wr.write("b a a\n");
    wr.close();
}

From source file:de.terrestris.shogun.security.ShogunAuthProcessingFilter.java

/**
 * React on unsuccessful authentication.
 * We again intercept the response and return a JSON object with a flag indicating unsuccessful login.
 *
 * @see WebContent/client/login.js// w w  w .  j av a2s .c om
 */
@Override
protected void unsuccessfulAuthentication(HttpServletRequest request, HttpServletResponse response,
        AuthenticationException failed) throws IOException, ServletException {
    super.unsuccessfulAuthentication(request, response, failed);
    HttpServletResponseWrapper responseWrapper = new HttpServletResponseWrapper(response);
    Writer out = responseWrapper.getWriter();
    out.write("{success:false}");
    out.close();
}

From source file:net.emphased.lastcontact.CookieFileStore.java

public void save(File file) throws IOException, CookieFileStoreException {
    Writer writer = new FileWriter(file);
    try {//from  w w  w.  ja  v  a  2s. c  o  m
        save(writer);
    } finally {
        writer.close();
    }
}

From source file:com.omricat.yacc.backend.servlets.CurrenciesProcessor.java

public void writeToStore(@NotNull final CurrencyDataset currencyDataset) throws IOException {

    final Writer stream = currenciesStore.getWriter();
    mapper.writeValue(stream, currencyDataset);
    stream.close();

}

From source file:com.apress.progwt.server.web.controllers.SimpleAnnotatedController.java

/**
 * this is the gwtLoginTargetURL. When GWT does a form based login, it
 * will redirect here. GWT can then read this 'ok' in to know that it
 * was ok.//w w  w .j  a v  a2 s .  c  o  m
 * 
 * @param w
 * @throws IOException
 */
@RequestMapping("/secure/gwtLoginOK.html")
public void gwtLoginHandler(Writer w) throws IOException {
    w.write("OK");
    w.close();
}