Java PipedOutputStream.flush方法代码示例

import java.io.PipedOutputStream; //导入方法依赖的package包/类
@Test
public void testTestCommand() throws JSchException, IOException {
    JSch jsch = new JSch();
    Session session = jsch.getSession("admin", "localhost", properties.getShell().getPort());
    jsch.addIdentity("src/test/resources/id_rsa");
    Properties config = new Properties();
    config.put("StrictHostKeyChecking", "no");
    session.setConfig(config);
    session.connect();
    ChannelShell channel = (ChannelShell) session.openChannel("shell");
    PipedInputStream pis = new PipedInputStream();
    PipedOutputStream pos = new PipedOutputStream();
    channel.setInputStream(new PipedInputStream(pos));
    channel.setOutputStream(new PipedOutputStream(pis));
    channel.connect();
    pos.write("test run bob\r".getBytes(StandardCharsets.UTF_8));
    pos.flush();
    verifyResponse(pis, "test run bob");
    pis.close();
    pos.close();
    channel.disconnect();
    session.disconnect();
}
 

import java.io.PipedOutputStream; //导入方法依赖的package包/类
private void tupleWriter(PipedOutputStream pipeOut, Set<String> tuples) throws BiremeException {
  byte[] data = null;

  try {
    Iterator<String> iterator = tuples.iterator();

    while (iterator.hasNext() && !cxt.stop) {
      data = iterator.next().getBytes("UTF-8");
      pipeOut.write(data);
    }

    pipeOut.flush();
  } catch (IOException e) {
    throw new BiremeException("I/O error occurs while write to pipe.", e);
  } finally {
    try {
      pipeOut.close();
    } catch (IOException ignore) {
    }
  }
}
 

import java.io.PipedOutputStream; //导入方法依赖的package包/类
public ArduinoDouble(final Protocol protocol) throws IOException {
	this.protocol = protocol;
	PipedInputStream is1 = new PipedInputStream();
	os1 = new PipedOutputStream(is1);
	is2 = new PipedInputStream();

	os2 = new PipedOutputStream(is2);
	streamReader = new StreamReader(is1) {
		@Override
		protected void received(byte[] bytes) throws Exception {
			String received = new String(bytes);
			logger.info("Received {}", received);

			for (ReponseGenerator generator : data) {
				if (generator.matches(received)) {
					String response = generator.getResponse();
					logger.info("Responding {}", response);
					send(response);
					os2.flush();
				} else {
					logger.warn("No responder for {}", received);
				}
			}

		}

	};
	streamReader.runReaderThread(protocol.getSeparator());
}
 

import java.io.PipedOutputStream; //导入方法依赖的package包/类
/**
 * @param length
 *            The length of the stream content.
 * @return An InputStream.
 * @throws IOException
 *             Exception.
 */
private PipedInputStream getInputStream(long length) throws IOException {
    PipedOutputStream outputStream = new PipedOutputStream();
    PipedInputStream inputStream = new PipedInputStream(outputStream);
    for (int i = 0; i < length; i++) {
        outputStream.write(Byte.MIN_VALUE);
    }
    outputStream.flush();
    outputStream.close();
    return inputStream;
}
 

import java.io.PipedOutputStream; //导入方法依赖的package包/类
/**
 * After instantiating a TarEntrySupplicant, the user must either invoke
 * write() or close(), to release system resources on the input
 * File/Stream.
 * <P>
 * <B>WARNING:</B>
 * Do not use this method unless the quantity of available RAM is
 * sufficient to accommodate the specified maxBytes all at one time.
 * This constructor loads all input from the specified InputStream into
 * RAM before anything is written to disk.
 * </P>
 *
 * @param maxBytes This method will fail if more than maxBytes bytes
 *                 are supplied on the specified InputStream.
 *                 As the type of this parameter enforces, the max
 *                 size you can request is 2GB.
 */
public TarEntrySupplicant(String path, InputStream origStream,
                          int maxBytes, char typeFlag,
                          TarFileOutputStream tarStream)
        throws IOException, TarMalformatException {

    /*
     * If you modify this, make sure to not intermix reading/writing of
     * the PipedInputStream and the PipedOutputStream, or you could
     * cause dead-lock.  Everything is safe if you close the
     * PipedOutputStream before reading the PipedInputStream.
     */
    this(path, typeFlag, tarStream, 0100000000000L);

    if (maxBytes < 1) {
        throw new IllegalArgumentException(RB.read_lt_1.getString());
    }

    int               i;
    PipedOutputStream outPipe = new PipedOutputStream();

    /*
     *  This constructor not available until Java 1.6:
     * inputStream = new PipedInputStream(outPipe, maxBytes);
     */
    try {
        inputStream =
            new InputStreamWrapper(new PipedInputStream(outPipe));

        while ((i =
                origStream.read(tarStream.writeBuffer, 0,
                                tarStream.writeBuffer.length)) > 0) {
            outPipe.write(tarStream.writeBuffer, 0, i);
        }

        outPipe.flush();    // Do any good on a pipe?
        dataSize = inputStream.available();

        if (TarFileOutputStream.debug) {
            System.out.println(
                RB.stream_buffer_report.getString(
                    Long.toString(dataSize)));
        }
    } catch (IOException ioe) {
        close();

        throw ioe;
    } finally {
        try {
            outPipe.close();
        } finally {
            outPipe = null;    // Encourage buffer GC
        }
    }

    modTime = new java.util.Date().getTime() / 1000L;
}
 

import java.io.PipedOutputStream; //导入方法依赖的package包/类
protected PIFData getPifData(TarEntryHeader header)
throws IOException, TarMalformatException {

    /*
     * If you modify this, make sure to not intermix reading/writing of
     * the PipedInputStream and the PipedOutputStream, or you could
     * cause dead-lock.  Everything is safe if you close the
     * PipedOutputStream before reading the PipedInputStream.
     */
    long dataSize = header.getDataSize();

    if (dataSize < 1) {
        throw new TarMalformatException(
            RB.singleton.getString(RB.PIF_UNKNOWN_DATASIZE));
    }

    if (dataSize > Integer.MAX_VALUE) {
        throw new TarMalformatException(
            RB.singleton.getString(
                RB.PIF_DATA_TOOBIG, Long.toString(dataSize),
                Integer.MAX_VALUE));
    }

    int readNow;
    int readBlocks = (int) (dataSize / 512L);
    int modulus    = (int) (dataSize % 512L);

    // Couldn't care less about the entry "name" field.
    PipedOutputStream outPipe = new PipedOutputStream();
    PipedInputStream  inPipe  = new PipedInputStream(outPipe);

    /* This constructor not available until Java 1.6:
            new PipedInputStream(outPipe, (int) dataSize);
    */
    try {
        while (readBlocks > 0) {
            readNow = (readBlocks > archive.getReadBufferBlocks())
                      ? archive.getReadBufferBlocks()
                      : readBlocks;

            archive.readBlocks(readNow);

            readBlocks -= readNow;

            outPipe.write(archive.readBuffer, 0, readNow * 512);
        }

        if (modulus != 0) {
            archive.readBlock();
            outPipe.write(archive.readBuffer, 0, modulus);
        }

        outPipe.flush();    // Do any good on a pipe?
    } catch (IOException ioe) {
        inPipe.close();

        throw ioe;
    } finally {
        outPipe.close();
    }

    return new PIFData(inPipe);
}
 

import java.io.PipedOutputStream; //导入方法依赖的package包/类
/**
 * After instantiating a TarEntrySupplicant, the user must either invoke
 * write() or close(), to release system resources on the input
 * File/Stream.
 * <P/>
 * <B>WARNING:</B>
 * Do not use this method unless the quantity of available RAM is
 * sufficient to accommodate the specified maxBytes all at one time.
 * This constructor loads all input from the specified InputStream into
 * RAM before anything is written to disk.
 *
 * @param maxBytes This method will fail if more than maxBytes bytes
 *                 are supplied on the specified InputStream.
 *                 As the type of this parameter enforces, the max
 *                 size you can request is 2GB.
 */
public TarEntrySupplicant(String path, InputStream origStream,
                          int maxBytes, char typeFlag,
                          TarFileOutputStream tarStream)
                          throws IOException, TarMalformatException {

    /*
     * If you modify this, make sure to not intermix reading/writing of
     * the PipedInputStream and the PipedOutputStream, or you could
     * cause dead-lock.  Everything is safe if you close the
     * PipedOutputStream before reading the PipedInputStream.
     */
    this(path, typeFlag, tarStream);

    if (maxBytes < 1) {
        throw new IllegalArgumentException(
            RB.singleton.getString(RB.READ_LT_1));
    }

    int               i;
    PipedOutputStream outPipe = new PipedOutputStream();

    inputStream = new PipedInputStream(outPipe);

    /* This constructor not available until Java 1.6:
    inputStream = new PipedInputStream(outPipe, maxBytes);
    */
    try {
        while ((i =
                origStream
                    .read(tarStream.writeBuffer, 0, tarStream
                        .writeBuffer.length)) > 0) {
            outPipe.write(tarStream.writeBuffer, 0, i);
        }

        outPipe.flush();    // Do any good on a pipe?

        dataSize = inputStream.available();

        if (TarFileOutputStream.debug) {
            System.out.println(
                RB.singleton.getString(
                    RB.STREAM_BUFFER_REPORT, Long.toString(dataSize)));
        }
    } catch (IOException ioe) {
        inputStream.close();

        throw ioe;
    } finally {
        outPipe.close();
    }

    modTime = new java.util.Date().getTime() / 1000L;
}