Example usage for java.io Reader close

Introduction

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

Prototype

public abstract void close() throws IOException;

Source Link

Document

Closes the stream and releases any system resources associated with it.

Usage

From source file:Main.java

private static String readAsString(URLConnection connection) throws IOException {
    InputStream inputStream = connection.getInputStream();
    Reader reader = new InputStreamReader(inputStream, "UTF-8");
    try {/*from w  ww  . j a  v a2  s.  c  o  m*/
        StringBuilder sb = new StringBuilder();
        {
            char[] buffer = new char[2048];
            while (true) {
                int read = reader.read(buffer);
                if (read < 0)
                    break;
                sb.append(buffer, 0, read);
            }
        }

        return sb.toString();
    } finally {
        try {
            reader.close();
        } catch (IOException ignored) {
        }
    }
}

From source file:com.moss.appsnap.keeper.freedesktop.FreeDesktopAppHandler.java

private static StringBuilder read(Reader reader) throws IOException {
    StringBuilder appsMenu = new StringBuilder();
    final char[] buf = new char[1024];
    for (int x = reader.read(buf); x != -1; x = reader.read(buf)) {
        appsMenu.append(buf, 0, x);/*from w  w  w . j  a  v a2  s  . c o  m*/
    }
    reader.close();

    return appsMenu;
}

From source file:Base64.java

private static char[] readChars(final File file) {
    final CharArrayWriter caw = new CharArrayWriter();
    try {//from www . j av  a 2  s  .  com
        final Reader fr = new FileReader(file);
        final Reader in = new BufferedReader(fr);
        int count;
        final char[] buf = new char[16384];
        while ((count = in.read(buf)) != -1) {
            if (count > 0) {
                caw.write(buf, 0, count);
            }
        }
        in.close();
    } catch (Exception e) {
        e.printStackTrace();
    }

    return caw.toCharArray();
}

From source file:com.cloudant.tests.UnicodeTest.java

/**
 * Outputs a plain-text entity to a character accumulator.
 *
 * @param destination An Appendable (such as a StringBuilder, a Writer, or a PrintStream).
 * @throws RuntimeException if there is an exception reading the entity
 * @throws IOException      if there is an exception writing to the destination
 *///  ww  w.jav  a 2 s  .c o m
private static void pipePlainTextEntity(Appendable destination, HttpConnection connection, URI uri)
        throws IOException {
    Charset charset = getPlainTextEntityCharset(connection);
    InputStream stream;
    try {
        stream = connection.responseAsInputStream();
    } catch (IOException e) {
        throw new RuntimeException("Error starting to read from " + uri, e);
    }
    Reader reader = new InputStreamReader(new BufferedInputStream(stream), charset);
    try {
        pipeEntityContentAsChars(destination, reader, uri);
    } finally {
        try {
            reader.close();
        } catch (IOException e) {
            // Ignore errors. We were only reading from a socket.
        }
    }
}

From source file:net.sf.cb2xml.convert.MainframeToXml.java

private static String stripNullChars(String in) {
    try {/*  w ww.  j a  v  a2  s .c  o m*/
        Reader reader = new BufferedReader(new StringReader(in));
        StringBuffer buffer = new StringBuffer();
        int ch;
        while ((ch = reader.read()) > -1) {
            if (ch != 0) {
                buffer.append((char) ch);
            } else {
                buffer.append(' ');
            }
        }
        reader.close();
        return buffer.toString();
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }
}

From source file:com.lightboxtechnologies.spectrum.PythonJob.java

static void configPyTask(Job job, PyEngine py, String task, String script) throws Exception {
    final Configuration conf = job.getConfiguration();
    conf.set("com.lbt.scriptName." + task, script);
    conf.set("com.lbt.script." + task, Base64.encodeFromFile(script));

    Reader in = null;
    try {//from   ww w. j av  a2  s .c om
        in = new BufferedReader(new FileReader(script));
        py.eval(in, script);
        in.close();
    } finally {
        IOUtils.closeQuietly(in);
    }
}

From source file:liveplugin.toolwindow.addplugin.git.jetbrains.plugins.github.api.GithubApiUtil.java

@NotNull
private static JsonElement parseResponse(@NotNull InputStream githubResponse) throws IOException {
    Reader reader = new InputStreamReader(githubResponse, "UTF-8");
    try {/*from   w ww.  j  av a  2 s.c o  m*/
        return new JsonParser().parse(reader);
    } catch (JsonSyntaxException jse) {
        throw new GithubJsonException("Couldn't parse GitHub response", jse);
    } finally {
        reader.close();
    }
}

From source file:jo.alexa.sim.ui.logic.RuntimeLogic.java

public static void loadHistory(RuntimeBean runtime, File source) throws IOException {
    InputStream is = new FileInputStream(source);
    Reader rdr = new InputStreamReader(is, "utf-8");
    JSONArray jtranss;//w  w w.  j  a  v a2  s  . co m
    try {
        jtranss = (JSONArray) (mParser.parse(rdr));
    } catch (ParseException e) {
        throw new IOException(e);
    }
    rdr.close();
    List<TransactionBean> transs = FromJSONLogic.fromJSONTransactions(jtranss, runtime.getApp());
    runtime.setHistory(transs);
    runtime.firePropertyChange("history", null, runtime.getHistory());
    setProp("app.history", source.toString());
}

From source file:org.wso2.cdm.agent.utils.HTTPConnectorUtils.java

public static String readResponseBody(final HttpEntity entity) throws IOException, ParseException {

    if (entity == null) {
        throw new IllegalArgumentException("HTTP entity may not be null");
    }/*  w  ww .jav  a  2 s .  c o  m*/

    InputStream instream = entity.getContent();

    if (instream == null) {
        return "";
    }

    if (entity.getContentLength() > Integer.MAX_VALUE) {
        throw new IllegalArgumentException(

                "HTTP entity too large to be buffered in memory");
    }

    String charset = getContentCharSet(entity);

    if (charset == null) {

        charset = HTTP.DEFAULT_CONTENT_CHARSET;

    }

    Reader reader = new InputStreamReader(instream, charset);

    StringBuilder buffer = new StringBuilder();

    try {

        char[] tmp = new char[1024];

        int l;

        while ((l = reader.read(tmp)) != -1) {

            buffer.append(tmp, 0, l);

        }

    } finally {

        reader.close();

    }

    return buffer.toString();

}

From source file:Main.java

public static void formatXML(Reader xml, Reader xsl, URIResolver resolver, Writer output) throws Exception {
    try {/*  w w w  . j ava  2 s . c o  m*/
        try {
            try {
                Source xmlSource = new SAXSource(new InputSource(xml));
                Source xslSource = new SAXSource(new InputSource(xsl));
                Result result = new StreamResult(output);
                formatXML(xmlSource, xslSource, resolver, result);
            } finally {
                output.close();
            }
        } finally {
            xsl.close();
        }
    } finally {
        xml.close();
    }
}