How to use

read

method

in

org.springframework.core.io.buffer.DefaultDataBuffer

@Override
public DefaultDataBuffer read(byte[] destination) {
  Assert.notNull(destination, "Byte array must not be null");
  read(destination, 0, destination.length);
  return this;
}

  @Override
  public int read(byte[] bytes, int off, int len) throws IOException {
    int available = available();
    if (available > 0) {
      len = Math.min(len, available);
      DefaultDataBuffer.this.read(bytes, off, len);
      return len;
    }
    else {
      return -1;
    }
  }
}

@Override
public DefaultDataBuffer read(byte[] destination) {
  Assert.notNull(destination, "Byte array must not be null");
  read(destination, 0, destination.length);
  return this;
}

@Override
public int read() {
  return available() > 0 ? DefaultDataBuffer.this.read() & 0xFF : -1;
}

@Override
public int read() {
  return available() > 0 ? DefaultDataBuffer.this.read() & 0xFF : -1;
}

  @Override
  public int read(byte[] bytes, int off, int len) throws IOException {
    int available = available();
    if (available > 0) {
      len = Math.min(len, available);
      DefaultDataBuffer.this.read(bytes, off, len);
      return len;
    }
    else {
      return -1;
    }
  }
}

@Override
public DefaultDataBuffer read(byte[] destination) {
  Assert.notNull(destination, "'destination' must not be null");
  read(destination, 0, destination.length);
  return this;
}

@Override
public DefaultDataBuffer read(byte[] destination) {
  Assert.notNull(destination, "Byte array must not be null");
  read(destination, 0, destination.length);
  return this;
}

@Override
public int read() {
  return available() > 0 ? DefaultDataBuffer.this.read() & 0xFF : -1;
}

  @Override
  public int read(byte[] bytes, int off, int len) throws IOException {
    int available = available();
    if (available > 0) {
      len = Math.min(len, available);
      DefaultDataBuffer.this.read(bytes, off, len);
      return len;
    }
    else {
      return -1;
    }
  }
}

@Override
public int read() {
  return available() > 0 ? DefaultDataBuffer.this.read() & 0xFF : -1;
}

  @Override
  public int read(byte[] bytes, int off, int len) throws IOException {
    int available = available();
    if (available > 0) {
      len = Math.min(len, available);
      DefaultDataBuffer.this.read(bytes, off, len);
      return len;
    }
    else {
      return -1;
    }
  }
}