本文整理了Java中java.io.OutputStream.write()方法的一些代码示例，展示了OutputStream.write()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。OutputStream.write()方法的具体详情如下：
包路径：java.io.OutputStream
类名称：OutputStream
方法名：write

OutputStream.write介绍

[英]Equivalent to write(buffer, 0, buffer.length).
[中]相当于写入（buffer，0，buffer.length）。

代码示例

canonical example by Tabnine

public void postRequest(String urlStr, String jsonBodyStr) throws IOException {
  URL url = new URL(urlStr);
  HttpURLConnection httpURLConnection = (HttpURLConnection) url.openConnection();
  httpURLConnection.setDoOutput(true);
  httpURLConnection.setRequestMethod("POST");
  httpURLConnection.setRequestProperty("Content-Type", "application/json");
  try (OutputStream outputStream = httpURLConnection.getOutputStream()) { 
   outputStream.write(jsonBodyStr.getBytes());
   outputStream.flush();
  }
  if (httpURLConnection.getResponseCode() == HttpURLConnection.HTTP_OK) {
    try (BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(httpURLConnection.getInputStream()))) {
      String line;
      while ((line = bufferedReader.readLine()) != null) {
        // ... do something with line
      }
    }
  } else {
    // ... do something with unsuccessful response
  }
}

代码示例来源：origin: spring-projects/spring-framework

@Override
public void write(OutputStream out) throws IOException {
  out.write(this.bytes);
  out.flush();
}

代码示例来源：origin: skylot/jadx

public static void copyStream(InputStream input, OutputStream output) throws IOException {
  byte[] buffer = new byte[READ_BUFFER_SIZE];
  while (true) {
    int count = input.read(buffer);
    if (count == -1) {
      break;
    }
    output.write(buffer, 0, count);
  }
}

代码示例来源：origin: stackoverflow.com

public void copy(File src, File dst) throws IOException {
  InputStream in = new FileInputStream(src);
  OutputStream out = new FileOutputStream(dst);

  // Transfer bytes from in to out
  byte[] buf = new byte[1024];
  int len;
  while ((len = in.read(buf)) > 0) {
    out.write(buf, 0, len);
  }
  in.close();
  out.close();
}

代码示例来源：origin: libgdx/libgdx

private void writeFile (File outFile, byte[] bytes) {
  OutputStream out = null;
  try {
    out = new BufferedOutputStream(new FileOutputStream(outFile));
    out.write(bytes);
  } catch (IOException e) {
    throw new RuntimeException("Couldn't write file '" + outFile.getAbsolutePath() + "'", e);
  } finally {
    if (out != null) try {
      out.close();
    } catch (IOException e) {
    }
  }
}

代码示例来源：origin: org.testng/testng

public static void copyFile(InputStream from, File to) throws IOException {
 if (! to.getParentFile().exists()) {
  to.getParentFile().mkdirs();
 }
 try (OutputStream os = new FileOutputStream(to)) {
  byte[] buffer = new byte[65536];
  int count = from.read(buffer);
  while (count > 0) {
   os.write(buffer, 0, count);
   count = from.read(buffer);
  }
 }
}

代码示例来源：origin: spring-projects/spring-framework

/**
 * Copy the contents of the given InputStream to the given OutputStream.
 * Leaves both streams open when done.
 * @param in the InputStream to copy from
 * @param out the OutputStream to copy to
 * @return the number of bytes copied
 * @throws IOException in case of I/O errors
 */
public static int copy(InputStream in, OutputStream out) throws IOException {
  Assert.notNull(in, "No InputStream specified");
  Assert.notNull(out, "No OutputStream specified");
  int byteCount = 0;
  byte[] buffer = new byte[BUFFER_SIZE];
  int bytesRead = -1;
  while ((bytesRead = in.read(buffer)) != -1) {
    out.write(buffer, 0, bytesRead);
    byteCount += bytesRead;
  }
  out.flush();
  return byteCount;
}

代码示例来源：origin: bumptech/glide

/**
 * Flushes any pending data and closes output file. If writing to an
 * OutputStream, the stream is not closed.
 */
public boolean finish() {
  if (!started)
    return false;
  boolean ok = true;
  started = false;
  try {
    out.write(0x3b); // GIF trailer
    out.flush();
    if (closeStream) {
      out.close();
    }
  } catch (IOException e) {
    ok = false;
  }
  // reset for subsequent use
  transIndex = 0;
  out = null;
  image = null;
  pixels = null;
  indexedPixels = null;
  colorTab = null;
  closeStream = false;
  firstFrame = true;
  return ok;
}

代码示例来源：origin: alibaba/nacos

public static void writeStringToFile(File file, String data, String encoding)
  throws IOException {
  OutputStream os = null;
  try {
    os = new FileOutputStream(file);
    os.write(data.getBytes(encoding));
    os.flush();
  } finally {
    if (null != os) {
      os.close();
    }
  }
}

代码示例来源：origin: robolectric/robolectric

public static void copy(InputStream in, OutputStream out) throws IOException {
 byte[] buffer = new byte[8196];
 int len;
 try {
  while ((len = in.read(buffer)) != -1) {
   out.write(buffer, 0, len);
  }
 } finally {
  in.close();
 }
}

代码示例来源：origin: spring-projects/spring-framework

/**
 * Copy the contents of the given byte array to the given OutputStream.
 * Closes the stream when done.
 * @param in the byte array to copy from
 * @param out the OutputStream to copy to
 * @throws IOException in case of I/O errors
 */
public static void copy(byte[] in, OutputStream out) throws IOException {
  Assert.notNull(in, "No input byte array specified");
  Assert.notNull(out, "No OutputStream specified");
  try {
    out.write(in);
  }
  finally {
    try {
      out.close();
    }
    catch (IOException ex) {
    }
  }
}

代码示例来源：origin: neo4j/neo4j

private File writeToFile( byte[] header, String data, Charset charset ) throws IOException
{
  File file = new File( directory.directory(), "text-" + charset.name() );
  try ( OutputStream out = new FileOutputStream( file );
     Writer writer = new OutputStreamWriter( out, charset ) )
  {
    out.write( header );
    writer.append( data );
  }
  return file;
}

代码示例来源：origin: jenkinsci/jenkins

@Override
  public void run() {
    try {
      try {
        byte[] buf = new byte[8192];
        int len;
        while ((len = in.read(buf)) >= 0) {
          out.write(buf, 0, len);
          out.flush();
        }
      } finally {
        in.close();
        out.close();
      }
    } catch (IOException e) {
      // TODO: what to do?
    }
  }
}

代码示例来源：origin: apache/rocketmq

public static void writeStringToFile(File file, String data, String encoding) throws IOException {
    OutputStream os = null;
    try {
      os = new FileOutputStream(file);
      os.write(data.getBytes(encoding));
    } finally {
      if (null != os) {
        os.close();
      }
    }
  }
}

代码示例来源：origin: google/data-transfer-project

void writeInputStream(String filename, InputStream inputStream) throws IOException {
 File file = new File(TEMP_DIR + filename);
 file.createNewFile();
 try (OutputStream outputStream = new FileOutputStream(file)) {
  byte[] buffer = new byte[1024];
  int bytesRead;
  while ((bytesRead = inputStream.read(buffer)) != -1) {
   outputStream.write(buffer, 0, bytesRead);
  }
 }
}

代码示例来源：origin: log4j/log4j

/**
 * Copies information from the input stream to the output stream using
 * the specified buffer size
 * @throws java.io.IOException
 */
public static void copy(InputStream input,
  OutputStream output,
  int bufferSize)
  throws IOException {
 byte[] buf = new byte[bufferSize];
 int bytesRead = input.read(buf);
 while (bytesRead != -1) {
  output.write(buf, 0, bytesRead);
  bytesRead = input.read(buf);
 }
 output.flush();
}

代码示例来源：origin: alibaba/druid

public static long copy(InputStream input, OutputStream output) throws IOException {
  final int EOF = -1;
  byte[] buffer = new byte[DEFAULT_BUFFER_SIZE];
  long count = 0;
  int n = 0;
  while (EOF != (n = input.read(buffer))) {
    output.write(buffer, 0, n);
    count += n;
  }
  return count;
}

代码示例来源：origin: qiurunze123/miaosha

public static void out(HttpServletResponse res, String html){
    res.setContentType("text/html");
    res.setCharacterEncoding("UTF-8");
    try{
      OutputStream out = res.getOutputStream();
      out.write(html.getBytes("UTF-8"));
      out.flush();
      out.close();
    }catch(Exception e){
      e.printStackTrace();
    }
  }
}

代码示例来源：origin: prestodb/presto

@Override
public void flush()
  throws IOException
{
  if (_out != null) {
    if (_outPtr > 0) {
      _out.write(_outBuffer, 0, _outPtr);
      _outPtr = 0;
    }
    _out.flush();
  }
}

代码示例来源：origin: bumptech/glide

public static void writeFile(File file, byte[] data) throws IOException {
 OutputStream out = new FileOutputStream(file);
 try {
  out.write(data);
  out.flush();
  out.close();
 } finally {
  try {
   out.close();
  } catch (IOException ex) {
   // Do nothing.
  }
 }
}