docs: public static OutputStream createArrayOutputStream(final OutputStream[] outputStreams) {
          return new OutputStream() {
  
  
              @Override
              public void close() throws IOException {
                  for (OutputStream o : outputStreams) {
                      o.close();
                  }
                  super.close();
              }
  
              @Override
              public void flush() throws IOException {
                  for (OutputStream o : outputStreams) {
                      o.flush();
                  }
                  super.flush();
              }
  
  
              @Override
              public void write(int oneByte) throws IOException {
                  for (OutputStream o : outputStreams) {
                      o.write(oneByte);
                  }
              }
  
  
              @Override
              public void write(byte[] buffer) throws IOException {
                  for (OutputStream o : outputStreams) {
                      o.write(buffer);
                  }
              }
  
              @Override
              public void write(byte[] buffer, int offset, int count) throws IOException {
                  for (OutputStream o : outputStreams) {
                      o.write(buffer, offset, count);
                  }
              }
          };
      }