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:com.ibm.jaggr.core.util.CopyUtil.java

public static void copy(String str, OutputStream out) throws IOException {
    Reader reader = new StringReader(str);
    try {/*from   w  w w .j  av  a  2 s .c  om*/
        IOUtils.copy(reader, out);
    } finally {
        try {
            reader.close();
        } catch (Exception ignore) {
        }
        try {
            out.close();
        } catch (Exception ignore) {
        }
    }
}

From source file:com.ibm.jaggr.core.util.CopyUtil.java

public static void copy(String str, Writer writer) throws IOException {
    Reader reader = new StringReader(str);
    try {/*w  ww. j a  v  a  2 s. co m*/
        IOUtils.copy(reader, writer);
    } finally {
        try {
            reader.close();
        } catch (Exception ignore) {
        }
        try {
            writer.close();
        } catch (Exception ignore) {
        }
    }
}

From source file:com.netflix.edda.JsonHelper.java

public static <T> T decode(Class<T> c, Reader input) throws IOException {
    try {//from  w ww  .ja va 2 s.  c o  m
        TypeReference<T> ref = new TypeReference<T>() {
        };
        return createParser(input).readValueAs(ref);
    } finally {
        input.close();
    }
}

From source file:com.google.mr4c.sources.FilesDatasetSourceConfig.java

private static FilesDatasetSourceConfig loadFromContent(ConfigDescriptor descriptor) throws IOException {
    Reader reader = descriptor.getContent();
    try {//from  w w w .  jav  a2s . co m
        return load(reader);
    } finally {
        reader.close();
    }
}

From source file:de.huxhorn.sulky.io.IOUtilities.java

/**
 * Unconditionally close an <code>Reader</code>.
 * <p>//from  w  w w.  j a  v  a2  s.  c  o m
 * Equivalent to {@link Reader#close()}, except any exceptions will be ignored.
 * {@link InterruptedIOException} is handled correctly by {@link #interruptIfNecessary(Throwable)}.
 * This is typically used in finally blocks.
 *
 * @param x  the Reader to close, may be null or already closed
 */
public static void closeQuietly(Reader x) {
    if (x == null) {
        return;
    }
    try {
        x.close();
    } catch (IOException e) {
        interruptIfNecessary(e);
    }
}

From source file:com.ibm.jaggr.core.util.CopyUtil.java

public static int copy(Reader reader, Writer writer) throws IOException {
    try {// ww w  . j  a va 2  s  .co  m
        return IOUtils.copy(reader, writer);
    } finally {
        try {
            reader.close();
        } catch (Exception ignore) {
        }
        try {
            writer.close();
        } catch (Exception ignore) {
        }
    }
}

From source file:com.ibm.jaggr.core.util.CopyUtil.java

public static void copy(InputStream in, Writer writer) throws IOException {
    Reader reader = new InputStreamReader(in, "UTF-8"); //$NON-NLS-1$
    try {//  w w  w. j  a va 2s  .  com
        IOUtils.copy(reader, writer);
    } finally {
        try {
            reader.close();
        } catch (Exception ignore) {
        }
        try {
            writer.close();
        } catch (Exception ignore) {
        }
    }
}

From source file:org.apiwatch.util.IO.java

public static APIScope getAPIData(String source, String format, String encoding, String username,
        String password) throws IOException, SerializationError, HttpException {
    File file = new File(source);
    APIScope scope = null;/*from  w w  w  . ja  va2  s  .co m*/
    if (file.isFile()) {
        if (format == null) {
            /* get format from file extension */
            format = source.substring(source.lastIndexOf('.') + 1);
        }
        InputStream in = new FileInputStream(file);
        Reader reader = new InputStreamReader(in, encoding);
        scope = Serializers.loadAPIScope(reader, format);
        reader.close();
        in.close();
    } else {
        /* maybe source is a URL */
        DefaultHttpClient client = new DefaultHttpClient();
        if (username != null && password != null) {
            client.getCredentialsProvider().setCredentials(new AuthScope(null, -1),
                    new UsernamePasswordCredentials(username, password));
        }
        HttpResponse response = client.execute(new HttpGet(source));
        if (response.getStatusLine().getStatusCode() >= 400) {
            throw new HttpException(response.getStatusLine().getReasonPhrase());
        }
        HttpEntity entity = response.getEntity();
        ContentType contentType = ContentType.fromHeader(entity.getContentType().getValue());
        if (entity.getContentEncoding() != null) {
            encoding = entity.getContentEncoding().getValue();
        } else if (contentType.charset != null) {
            encoding = contentType.charset;
        }
        if (format == null) {
            format = contentType.type;
        }
        InputStream in = entity.getContent();
        Reader reader = new InputStreamReader(in, encoding);
        scope = Serializers.loadAPIScope(reader, format);
        reader.close();
        in.close();
        client.getConnectionManager().shutdown();
    }
    return scope;
}

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

/**
 * Unconditionally closes the specified {@link Reader}, safely handling any
 * {@link IOException} thrown by the {@link Reader#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 reader/*ww  w.ja  v  a2  s .  c  o m*/
 *        the {@link Reader} to close (must not be <code>null</code>)
 */
public static void closeSafely(final Reader reader) {
    Check.notNull(reader, "reader"); //$NON-NLS-1$

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

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

public static CommandCollection readStream(InputStream source) throws Exception {
    CommandCollection data = null;//w  ww.  ja  v a 2 s. c o m

    if (source == null) {
        return null;
    }
    Gson gson = new Gson();

    Reader reader = new InputStreamReader(source);

    // Now do the magic.
    data = gson.fromJson(reader, CommandCollection.class);

    reader.close();

    return data;
}