PartialForwardingServerCall.java

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 */

package io.grpc;

/**
 * A {@link ServerCall} which forwards all of it's methods to another {@link ServerCall} which
 * may have a different onMessage() message type.
 */
abstract class PartialForwardingServerCall<ReqT, RespT> extends ServerCall<ReqT, RespT> {
  /**
   * Returns the delegated {@code ServerCall}.
   */
  protected abstract ServerCall<?, ?> delegate();

  @Override
  public void request(int numMessages) {
    delegate().request(numMessages);
  }

  @Override
  public void sendHeaders(Metadata headers) {
    delegate().sendHeaders(headers);
  }

  @Override
  public boolean isReady() {
    return delegate().isReady();
  }

  @Override
  public void close(Status status, Metadata trailers) {
    delegate().close(status, trailers);
  }

  @Override
  public boolean isCancelled() {
    return delegate().isCancelled();
  }

  @Override
  @ExperimentalApi("https://github.com/grpc/grpc-java/issues/1703")
  public void setMessageCompression(boolean enabled) {
    delegate().setMessageCompression(enabled);
  }

  @Override
  @ExperimentalApi("https://github.com/grpc/grpc-java/issues/1704")
  public void setCompression(String compressor) {
    delegate().setCompression(compressor);
  }

  @Override
  @ExperimentalApi("https://github.com/grpc/grpc-java/issues/1779")
  public Attributes getAttributes() {
    return delegate().getAttributes();
  }
}