import java.io.IOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;

import org.codelibs.core.exception.IORuntimeException;

/**
 * {@link Writer}用のユーティリティクラスです。
 *
 * @author koichik
 */
public abstract class WriterUtil {

    /**
     * 指定のエンコーディングでストリームへ出力する{@link Writer}を作成します。
     *
     * @param os
     *            ストリーム。{@literal null}であってはいけません

    }

    public static void writeThreadDump(final String file) {
        try (final Writer writer = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(file), Constants.CHARSET_UTF_8))) {
            processThreadDump(s -> {
                try {
                    writer.write(s);
                    writer.write('\n');
                } catch (final IOException e) {
                    throw new IORuntimeException(e);

    Reader reader = source.openStream();

    StringWriter writer = new StringWriter();
    char[] buf = new char[64];
    int read;
    while ((read = reader.read(buf)) != -1) {
      writer.write(buf, 0, read);
    }
    reader.close();
    writer.close();

    assertExpectedString(writer.toString());
  }

  public void testOpenBufferedStream() throws IOException {

	if len(mappedResp) > 0 {
		mresp, err := json.MarshalIndent(mappedResp, "", "  ")
		if err != nil {
			return nil, nil, err
		}
		_, _ = s.Writer.Write(mresp)
		_, _ = s.Writer.Write([]byte("\n"))
	}

	return w, fullStatus, nil
}

func xdsStatusPrintln(w io.Writer, status *xdsWriterStatus) error {
	_, err := fmt.Fprintf(w, "%v\t%v\t%v\t%v\t%v\t%v\t%v\t%v\t%v\n",
		status.proxyID, status.clusterID,

    }

    /**
     * Method write.
     *
     * @param writer   a writer object
     * @param metadata a Metadata object
     * @throws java.io.IOException java.io.IOException if any
     */
    public void write(Writer writer, Metadata metadata) throws java.io.IOException {
        try {
            delegate.write(writer, metadata.getDelegate());
        } catch (XMLStreamException e) {

  public void setUp() {
    sink = new TestCharSink();
  }

  public void testOpenBufferedStream() throws IOException {
    Writer writer = sink.openBufferedStream();
    assertTrue(sink.wasStreamOpened());
    assertFalse(sink.wasStreamClosed());

    writer.write(STRING);
    writer.close();

    assertTrue(sink.wasStreamClosed());
    assertEquals(STRING, sink.getString());
  }

    void emptyAcceptedApiChanges(File jsonFile) {
        jsonFile.withWriter { fileWriter ->
            def writer = new JsonWriter(fileWriter)
            writer.setIndent("    ")
            new Gson().toJson([acceptedApiChanges: []], Object, writer)
            writer.close()
        }
    }

                throw new DictionaryException("Failed to write: " + oldItem + " -> " + item, e);
            }
        }

        public void write(final String line) {
            try {
                writer.write(line);
                writer.write(Constants.LINE_SEPARATOR);
            } catch (final IOException e) {
                throw new DictionaryException("Failed to write: " + line, e);
            }
        }

				mappedResp[id] = string(resource.Value) + "\n"
			} else {
				_, _ = s.Writer.Write(resource.Value)
				_, _ = s.Writer.Write([]byte("\n"))
			}
		}
	}
	if len(mappedResp) > 0 {
		mresp, err := json.MarshalIndent(mappedResp, "", "  ")
		if err != nil {
			return err
		}
		_, _ = s.Writer.Write(mresp)
		_, _ = s.Writer.Write([]byte("\n"))
	}

	return nil

                                writer.write(hit.getSourceAsString());
                                writer.write("\n");
                            } catch (final IOException e) {
                                throw new IORuntimeException(e);
                            }
                            return true;
                        });
                        writer.flush();
                    }
                });