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:cat.tv3.eng.rec.recomana.lupa.visualization.TextsResumeToJson.java

private static void saveResults(JSONArray recomendations, String id) {
    Writer out;
    try {/*w  w w.  j  ava 2  s  .c  o  m*/
        out = new BufferedWriter(new OutputStreamWriter(
                new FileOutputStream("data_toVisualize/data_resume/resume_" + id + ".json"), "UTF-8"));

        try {
            out.write(recomendations.toJSONString());
            out.close();

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

    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    }
}

From source file:com.microsoft.tfs.util.IOUtils.java

/**
 * Unconditionally closes the specified {@link Writer}, safely handling any
 * {@link IOException} thrown by the {@link Writer#close()} method. If the
 * log for this class is properly configured, any such exception will be
 * logged, but it will never cause an exception to be thrown to the caller.
 * This method is typically called from a finally block in caller code.
 *
 * @param writer/*from w  ww  .  j a  v a2s  . co  m*/
 *        the {@link Writer} to close (must not be <code>null</code>)
 */
public static void closeSafely(final Writer writer) {
    Check.notNull(writer, "writer"); //$NON-NLS-1$

    try {
        writer.close();
    } catch (final IOException e) {
        if (log.isTraceEnabled()) {
            log.trace("error closing Writer", e); //$NON-NLS-1$
        }
    }
}

From source file:ilearnrw.utils.ServerHelperClass.java

private static void writeToFile(String outfilename, String data) throws Exception {
    Writer out = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(outfilename), "UTF-8"));
    try {//ww  w  . java2  s .  c o  m
        out.write(data);
    } finally {
        out.close();
    }
}

From source file:ca.uqac.dim.net.verify.NetworkChecker.java

/**
 * Runs the NuSMV program as a spawned command-line process, and passes the
 * file to process through that process' standard input
 * @param file_contents A String containing the NuSMV model to process
 *///from w  w w  .  java2s  .co  m
private static RuntimeInfos runNuSMV(String file_contents) throws IOException, InterruptedException {
    StringBuilder sb = new StringBuilder();
    Runtime rt = Runtime.getRuntime();
    long time_start = 0, time_end = 0;
    // Start NuSMV, and feed the model through its standard input
    time_start = System.currentTimeMillis();
    Process p = rt.exec(NUSMV_EXEC);
    OutputStream o = p.getOutputStream();
    InputStream i = p.getInputStream();
    InputStream e = p.getErrorStream();
    Writer w = new PrintWriter(o);
    w.write(file_contents);
    w.close(); // Close stdin so NuSMV can start processing it
    // Wait for NuSMV to be done, then collect its standard output
    int exitVal = p.waitFor();
    if (exitVal != 0)
        throw new IOException("NuSMV's return value indicates an error in processing its input");
    BufferedReader br = new BufferedReader(new InputStreamReader(i));
    String line;
    while ((line = br.readLine()) != null) {
        sb.append(line).append("\n");
    }
    time_end = System.currentTimeMillis();
    i.close(); // Close stdout
    e.close(); // Close stderr
    return new RuntimeInfos(sb.toString(), time_end - time_start);
}

From source file:com.asksven.commandcenter.valueobjects.CommandReaderWriter.java

public static void writeStream(CommandCollection data, OutputStream target) // throws Exception
{

    if (target == null) {
        return;//  w  ww. j  a  v  a2s.  c o m
    }
    Gson gson = new Gson();

    try {
        Writer writer = new OutputStreamWriter(target);

        // Now do the magic.
        gson.toJson(data, CommandCollection.class, writer);
        writer.close();
    } catch (Exception e) {
        Log.e(TAG, "Error while marshalling json file: " + e.getMessage());
    }
}

From source file:com.cloudbees.diff.UnifiedDiff.java

private static void copyStreamsCloseAll(Writer writer, Reader reader) throws IOException {
    IOUtils.copy(reader, writer);//from  www .  ja va 2 s .  co  m
    writer.close();
    reader.close();
}

From source file:com.redhat.rhn.common.util.FileUtils.java

/**
 * Save a String to a file on disk using specified path.
 *
 * WARNING:  This deletes the original file before it writes.
 *
 * @param contents to save to file on disk
 * @param path to save file to./*from  w  w  w .  j  a  v a2  s . c  o  m*/
 */
public static void writeStringToFile(String contents, String path) {
    try {
        File file = new File(path);
        if (file.exists()) {
            file.delete();
        }
        file.createNewFile();
        Writer output = new BufferedWriter(new FileWriter(file));
        try {
            output.write(contents);
        } finally {
            output.close();
        }
    } catch (Exception e) {
        log.error("Error trying to write file to disk: [" + path + "]", e);
        throw new RuntimeException(e);
    }
}

From source file:heigit.ors.util.FileUtility.java

public static void writeFile(String fileName, String encoding, String content) throws IOException {
    Writer out = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(fileName), encoding));
    out.append(content);/* w  ww . j  av a2s  .c  om*/
    out.flush();
    out.close();
}

From source file:Main.java

public static void writeToFile(String s, String filePath, boolean append) {
    File f = new File(filePath);
    Writer writer = null;
    try {/*  w  w  w . java 2s  . com*/
        writer = new BufferedWriter(new FileWriter(f, append));
        writer.write(s);
        writer.flush();
    } catch (IOException e) {
        e.printStackTrace();
    }
    if (writer != null) {
        try {
            writer.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

From source file:FileCopyUtils.java

/**
 * Copy the contents of the given String to the given output Writer.
 * Closes the write when done./*from w  w  w.jav  a 2  s .c o  m*/
 * @param in the String to copy from
 * @param out the Writer to copy to
 * @throws IOException in case of I/O errors
 */
public static void copy(String in, Writer out) throws IOException {

    try {
        out.write(in);
    } finally {
        try {
            out.close();
        } catch (IOException ex) {
            System.out.println("Could not close Writer" + ex);
        }
    }
}