Example usage for java.io PrintWriter write

List of usage examples for java.io PrintWriter write

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Introduction

In this page you can find the example usage for java.io PrintWriter write.

Prototype

public void write(String s)

Source Link

Document

Writes a string.

Usage

From source file:GoogleAPI.java

/**
 * Forms an HTTP request, sends it using POST method and returns the result of the request as a JSONObject.
 * // w  ww .  jav a  2 s .c  om
 * @param url The URL to query for a JSONObject.
 * @param parameters Additional POST parameters
 * @return The translated String.
 * @throws Exception on error.
 */
protected static JSONObject retrieveJSON(final URL url, final String parameters) throws Exception {
    try {
        final HttpURLConnection uc = (HttpURLConnection) url.openConnection();
        uc.setRequestProperty("referer", referrer);
        uc.setRequestMethod("POST");
        uc.setDoOutput(true);

        final PrintWriter pw = new PrintWriter(uc.getOutputStream());
        pw.write(parameters);
        pw.close();
        uc.getOutputStream().close();

        try {
            final String result = inputStreamToString(uc.getInputStream());

            return new JSONObject(result);
        } finally { // http://java.sun.com/j2se/1.5.0/docs/guide/net/http-keepalive.html
            if (uc.getInputStream() != null) {
                uc.getInputStream().close();
            }
            if (uc.getErrorStream() != null) {
                uc.getErrorStream().close();
            }
            if (pw != null) {
                pw.close();
            }
        }
    } catch (Exception ex) {
        throw new Exception("[google-api-translate-java] Error retrieving translation.", ex);
    }
}

From source file:com.cloudera.knittingboar.conf.cmdline.ModelTrainerCmdLineDriver.java

static void mainToOutput(String[] args, PrintWriter output) throws Exception {
    if (parseArgs(args)) {

        output.write("Parse:correct");

    } // if//from   w w  w  .jav  a 2s  .com
}

From source file:com.delmar.core.web.filter.ExportDelegate.java

/**
 * Actually writes exported data. Extracts content from the Map stored in request with the
 * <code>TableTag.FILTER_CONTENT_OVERRIDE_BODY</code> key.
 * @param wrapper BufferedResponseWrapper implementation
 * @param response HttpServletResponse/*  w  ww.j a  v a  2  s .c o  m*/
 * @param request ServletRequest
 * @throws java.io.IOException exception thrown by response writer/outputStream
 */
public static void writeExport(HttpServletResponse response, ServletRequest request,
        BufferedResponseWrapper wrapper) throws IOException {

    if (wrapper.isOutRequested()) {
        // data already written
        log.debug("Filter operating in unbuffered mode. Everything done, exiting");
        return;
    }

    // if you reach this point the PARAMETER_EXPORTING has been found, but the special header has never been set in
    // response (this is the signal from table tag that it is going to write exported data)
    log.debug("Filter operating in buffered mode. ");

    Map bean = (Map) request.getAttribute(TableTag.FILTER_CONTENT_OVERRIDE_BODY);

    if (log.isDebugEnabled()) {
        log.debug(bean);
    }

    Object pageContent = bean.get(TableTagParameters.BEAN_BODY);

    if (pageContent == null) {
        if (log.isDebugEnabled()) {
            log.debug("Filter is enabled but exported content has not been found. Maybe an error occurred?");
        }

        response.setContentType(wrapper.getContentType());
        PrintWriter out = response.getWriter();

        out.write(wrapper.getContentAsString());
        out.flush();
        return;
    }

    // clear headers
    if (!response.isCommitted()) {
        response.reset();
    }

    String filename = (String) bean.get(TableTagParameters.BEAN_FILENAME);
    String contentType = (String) bean.get(TableTagParameters.BEAN_CONTENTTYPE);

    if (StringUtils.isNotBlank(filename)) {
        response.setHeader("Content-Disposition", "attachment; filename=\"" + filename + "\"");
    }

    String characterEncoding = wrapper.getCharacterEncoding();
    String wrappedContentType = wrapper.getContentType();

    if (wrappedContentType != null && wrappedContentType.indexOf("charset") > -1) {
        // charset is already specified (see #921811)
        characterEncoding = StringUtils.substringAfter(wrappedContentType, "charset=");
    }

    if (characterEncoding != null && contentType.indexOf("charset") == -1) //$NON-NLS-1$
    {
        contentType += "; charset=" + characterEncoding; //$NON-NLS-1$
    }

    response.setContentType(contentType);

    if (pageContent instanceof String) {
        // text content
        if (characterEncoding != null) {
            response.setContentLength(((String) pageContent).getBytes(characterEncoding).length);
        } else {
            //FIXME  Reliance on default encoding
            // Found a call to a method which will perform a byte to String (or String to byte) conversion,
            // and will assume that the default platform encoding is suitable.
            // This will cause the application behaviour to vary between platforms.
            // Use an alternative API and specify a charset name or Charset object explicitly.
            response.setContentLength(((String) pageContent).getBytes().length);
        }

        PrintWriter out = response.getWriter();
        out.write((String) pageContent);
        out.flush();
    } else {
        // dealing with binary content
        byte[] content = (byte[]) pageContent;
        response.setContentLength(content.length);
        OutputStream out = response.getOutputStream();
        out.write(content);
        out.flush();
    }
}

From source file:com.ibm.ids.example.ShowResult.java

public static void writeToVulnerableSink(String str) throws java.io.FileNotFoundException {
    FileOutputStream fos = new FileOutputStream(str);
    PrintWriter writer = new PrintWriter(fos);
    //STATIC SCAN 
    //to remove this vulnerability issue use writer.append rather than writer.write 
    writer.write(str);
    //writer.append(str);
    writer.close();/*from www  .j  av a  2s  .c o m*/
}

From source file:de.cgarbs.lib.json.JSONDataModel.java

/**
 * Converts the DataModel to JSON format and writes the JSON data to the
 * specified file.// ww  w  . j  av a 2  s  .  co  m
 *
 * @param model the DataModel to be converted to JSON
 * @param file the File to be written to
 * @throws DataException either IO errors or errors during the JSON conversion
 */
public static void writeToFile(final DataModel model, final File file) throws DataException {
    PrintWriter out = null;
    try {
        out = new PrintWriter(file);
        out.write(convertToJSON(model));
        out.close();
    } catch (FileNotFoundException e) {
        throw wrappedAsDataException(DataException.ERROR.IO_ERROR, e);
    } catch (JSONException e) {
        throw wrappedAsDataException(DataException.ERROR.JSON_CONVERSION_ERROR, e);
    } finally {
        if (out != null) {
            out.close();
        }
    }
    if (out.checkError()) {
        // FIXME: PrintWriter throws no IOExceptions?!  how to find out what happened?
        throw new DataException(DataException.ERROR.IO_ERROR, "error writing to file");
    }
}

From source file:com.plugin.autoflox.invarscope.aji.executiontracer.JSExecutionTracer.java

/**
 * Retrieves the JavaScript instrumentation array from the webbrowser and
 * writes its contents in Daikon format to a file.
 * /*from  w  w w.j a v  a 2s . co m*/
 * @param session
 *            The crawling session.
 * @param candidateElements
 *            The candidate clickable elements.
 */
public static void generateTrace(String state, String outputFolder) {

    currentState = state;

    String filename = outputFolder + EXECUTIONTRACEDIRECTORY + "jsexecutiontrace-";
    filename += state;

    DateFormat dateFormat = new SimpleDateFormat("yyyyMMddHHmmss");
    Date date = new Date();
    filename += dateFormat.format(date) + ".dtrace";

    traceVector.addElement(filename);
    System.out.println("traceVector size: " + traceVector.size());

    try {

        /*
         * FIXME: Frank, hack to send last buffer items and wait for them to
         * arrive
         */
        //session.getBrowser().executeJavaScript("sendReally();");

        Trace trace = Trace.parse(points);

        PrintWriter file = new PrintWriter(filename);
        file.write(trace.getDeclaration());
        file.write('\n');
        file.write(trace.getData(points));
        file.close();

        System.out.println("Points before cleaned: \n" + points.toString());
        // Justin: We dont need empty points array now since we want to trace multiple errors
        //points = new JSONArray();

    } catch (Exception e) {
        e.printStackTrace();
    }

    /* FROLIN - TRY TO RETRIEVE DOM */
    /*
    try {
       NodeList nlist = session.getCurrentState().getDocument()
       .getElementsByTagName("*");
       System.out.println("State IDs");
       for (int i = 0; i < nlist.getLength(); i++) {
    Element e = (Element) nlist.item(i);
    if (e.hasAttribute("id")) {
       System.out.println(e.getAttribute("id"));
    }
       }
       System.out.println("\n");
    } catch (Exception ee) {
       System.out.println("Error: Exception when retrieving document");
       System.exit(-1);
    }
    */
    /* END TRY TO RETRIEVE DOM */
}

From source file:index.IncrementIndex.java

/**
 * id//ww w .j  av  a  2  s.c o  m
 * @param path
 * @param storeId
 * @return 
 */
public static boolean writeStoreId(String path, String storeId) {
    boolean b = false;
    try {
        File file = new File(path);
        if (!file.exists()) {
            file.createNewFile();
        }
        FileWriter fw = new FileWriter(path);
        PrintWriter out = new PrintWriter(fw);
        out.write(storeId);
        out.close();
        fw.close();
        b = true;
    } catch (IOException e) {
        e.printStackTrace();
    }
    return b;
}

From source file:io.proleap.vb6.TestGenerator.java

public static void generateTestClass(final File vb6InputFile, final File outputDirectory,
        final String packageName) throws IOException {
    final String inputFilename = getInputFilename(vb6InputFile);
    final File outputFile = new File(
            outputDirectory + "/" + inputFilename + OUTPUT_FILE_SUFFIX + JAVA_EXTENSION);

    final boolean createdNewFile = outputFile.createNewFile();

    if (createdNewFile) {
        LOG.info("Creating unit test {}.", outputFile);

        final PrintWriter pWriter = new PrintWriter(new FileWriter(outputFile));
        final String vb6InputFileName = vb6InputFile.getPath().replace("\\", "/");

        pWriter.write("package " + packageName + ";\n");
        pWriter.write("\n");
        pWriter.write("import java.io.File;\n");
        pWriter.write("\n");
        pWriter.write("import org.junit.Test;\n");
        pWriter.write("import io.proleap.vb6.runner.VbParseTestRunner;\n");
        pWriter.write("import io.proleap.vb6.runner.impl.VbParseTestRunnerImpl;\n");
        pWriter.write("\n");
        pWriter.write("public class " + inputFilename + "Test {\n");
        pWriter.write("\n");
        pWriter.write("   @Test\n");
        pWriter.write("   public void test() throws Exception {\n");
        pWriter.write("      final File inputFile = new File(\"" + vb6InputFileName + "\");\n");
        pWriter.write("      final VbParseTestRunner runner = new VbParseTestRunnerImpl();\n");
        pWriter.write("      runner.parseFile(inputFile);\n");
        pWriter.write("   }\n");
        pWriter.write("}");

        pWriter.flush();/*from w ww. j  av a2s .  com*/
        pWriter.close();
    }
}

From source file:com.frostwire.gui.library.M3UPlaylist.java

/**
 * Call this when you want to save the contents of the playlist.
 * NOTE: only local files can be saved in M3U format, filters out URLs 
 * that are not part of the local filesystem
 * @exception IOException Throw when save failed.
 * @exception IOException Throw when save failed.
 *//*from ww  w . jav a2 s .  co m*/
public static void save(String fileName, List<File> files) throws IOException {
    File playListFile = new File(fileName);
    // if all songs are new, just get rid of the old file.  this may
    // happen if a delete was done....
    if (files.size() == 0) {
        //            if (playListFile.exists()) {
        //                playListFile.delete();
        //            }
        return;
    }

    PrintWriter m3uFile = null;
    try {
        m3uFile = new PrintWriter(new FileWriter(playListFile.getCanonicalPath(), false));

        m3uFile.write(M3U_HEADER);
        m3uFile.println();

        for (File currFile : files) {
            // only save files that are local to the file system
            if (currFile.isFile()) {
                File locFile;
                locFile = new File(currFile.toURI());

                // first line of song description...
                m3uFile.write(SONG_DELIM);
                m3uFile.write(SEC_DELIM);
                // try to write out seconds info....
                //if( currFile.getProperty(PlayListItem.LENGTH) != null )
                //    m3uFile.write("" + currFile.getProperty(PlayListItem.LENGTH) + ",");
                //else
                m3uFile.write("" + -1 + ",");
                m3uFile.write(currFile.getName());
                m3uFile.println();
                // canonical path follows...
                m3uFile.write(locFile.getCanonicalPath());
                m3uFile.println();
            }
        }
    } finally {
        IOUtils.closeQuietly(m3uFile);
    }
}

From source file:com.yuga.common.web.Servlets.java

public static void print(HttpServletResponse resp, String msg) {
    PrintWriter pw;
    try {/*from  w w  w. jav a 2  s .co  m*/
        pw = resp.getWriter();
        pw.write(msg);
        pw.flush();
    } catch (IOException e) {
        e.printStackTrace();
    }
}