Java AckHandle.newInstance方法代码示例

import com.google.ipc.invalidation.external.client.types.AckHandle; //导入方法依赖的package包/类
/**
 * Handles an invalidation-related listener {@code upcall} by dispatching to the appropriate
 * method on an instance of {@link InvalidationListener}.
 */
private void onInvalidateUpcall(InvalidateUpcall invalidate, InvalidationListener listener) {
  AckHandle ackHandle = AckHandle.newInstance(invalidate.getAckHandle().getByteArray());
  if (invalidate.getNullableInvalidation() != null) {
    listener.invalidate(client,
        ProtoWrapperConverter.convertFromInvalidationProto(invalidate.getNullableInvalidation()),
        ackHandle);
  } else if (invalidate.hasInvalidateAll()) {
    listener.invalidateAll(client, ackHandle);
  } else if (invalidate.getNullableInvalidateUnknown() != null) {
    listener.invalidateUnknownVersion(client,
        ProtoWrapperConverter.convertFromObjectIdProto(invalidate.getNullableInvalidateUnknown()),
        ackHandle);
  } else {
    throw new RuntimeException("Invalid invalidate upcall: " + invalidate);
  }
}
 

import com.google.ipc.invalidation.external.client.types.AckHandle; //导入方法依赖的package包/类
/**
 * Handles an invalidation-related listener {@code upcall} by dispatching to the appropriate
 * method on an instance of {@link #listenerClass}.
 */
private void onInvalidateUpcall(ListenerUpcall upcall, InvalidationListener listener) {
  InvalidateUpcall invalidate = upcall.getInvalidate();
  AckHandle ackHandle = AckHandle.newInstance(invalidate.getAckHandle().toByteArray());
  if (invalidate.hasInvalidation()) {
    listener.invalidate(client,
        ProtoConverter.convertFromInvalidationProto(invalidate.getInvalidation()),
        ackHandle);
  } else if (invalidate.hasInvalidateAll()) {
    listener.invalidateAll(client, ackHandle);
  } else if (invalidate.hasInvalidateUnknown()) {
    listener.invalidateUnknownVersion(client,
        ProtoConverter.convertFromObjectIdProto(invalidate.getInvalidateUnknown()), ackHandle);
  } else {
    throw new RuntimeException("Invalid invalidate upcall: " + invalidate);
  }
}
 

import com.google.ipc.invalidation.external.client.types.AckHandle; //导入方法依赖的package包/类
/** Handles incoming {@code invalidations}. */
private void handleInvalidations(Collection<InvalidationP> invalidations) {
  Preconditions.checkState(internalScheduler.isRunningOnThread(), "Not on internal thread");

  for (InvalidationP invalidation : invalidations) {
    AckHandle ackHandle = AckHandle.newInstance(AckHandleP.create(invalidation).toByteArray());
    if (ackCache.isAcked(invalidation)) {
      // If the ack cache indicates that the client has already acked a restarted invalidation
      // with an equal or greater version, then the TICL can simply acknowledge it immediately
      // rather than delivering it to the listener.
      logger.info("Stale invalidation {0}, not delivering", invalidation);
      acknowledge(ackHandle);
      statistics.recordReceivedMessage(ReceivedMessageType.STALE_INVALIDATION);
    } else if (CommonProtos.isAllObjectId(invalidation.getObjectId())) {
      logger.info("Issuing invalidate all");
      listener.invalidateAll(InvalidationClientCore.this, ackHandle);
    } else {
      // Regular object. Could be unknown version or not.
      Invalidation inv = ProtoWrapperConverter.convertFromInvalidationProto(invalidation);

      boolean isSuppressed = invalidation.getIsTrickleRestart();
      logger.info("Issuing invalidate (known-version = %s, is-trickle-restart = %s): %s",
          invalidation.getIsKnownVersion(), isSuppressed, inv);

      // Issue invalidate if the invalidation had a known version AND either no suppression has
      // occurred or the client allows suppression.
      if (invalidation.getIsKnownVersion() &&
          (!isSuppressed || InvalidationClientCore.this.config.getAllowSuppression())) {
        listener.invalidate(InvalidationClientCore.this, inv, ackHandle);
      } else {
        // Otherwise issue invalidateUnknownVersion.
        listener.invalidateUnknownVersion(InvalidationClientCore.this, inv.getObjectId(),
            ackHandle);
      }
    }
  }
}
 

import com.google.ipc.invalidation.external.client.types.AckHandle; //导入方法依赖的package包/类
/** Handles incoming {@code invalidations}. */
private void handleInvalidations(Collection<InvalidationP> invalidations) {
  Preconditions.checkState(internalScheduler.isRunningOnThread(), "Not on internal thread");

  for (InvalidationP invalidation : invalidations) {
    AckHandle ackHandle = AckHandle.newInstance(
        CommonProtos2.newAckHandleP(invalidation).toByteArray());
    if (CommonProtos2.isAllObjectId(invalidation.getObjectId())) {
      logger.info("Issuing invalidate all");
      listener.invalidateAll(InvalidationClientCore.this, ackHandle);
    } else {
      // Regular object. Could be unknown version or not.
      Invalidation inv = ProtoConverter.convertFromInvalidationProto(invalidation);

      boolean isSuppressed = invalidation.getIsTrickleRestart();
      logger.info("Issuing invalidate (known-version = %s, is-trickle-restart = %s): %s",
          invalidation.getIsKnownVersion(), isSuppressed, inv);

      // Issue invalidate if the invalidation had a known version AND either no suppression has
      // occurred or the client allows suppression.
      if (invalidation.getIsKnownVersion() &&
          (!isSuppressed || InvalidationClientCore.this.config.getAllowSuppression())) {
        listener.invalidate(InvalidationClientCore.this, inv, ackHandle);
      } else {
        // Otherwise issue invalidateUnknownVersion.
        listener.invalidateUnknownVersion(InvalidationClientCore.this, inv.getObjectId(),
            ackHandle);
      }
    }
  }
}
 

import com.google.ipc.invalidation.external.client.types.AckHandle; //导入方法依赖的package包/类
/** Returns the acknowledgement handle set on the message or {@code null} if not set */
public AckHandle getAckHandle() {
  byte [] tokenData = parameters.getByteArray(Parameter.ACK_TOKEN);
  return tokenData != null ? AckHandle.newInstance(tokenData) : null;
}