messaging.js 1.1 KB

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  1. // Copyright 2010 The Closure Library Authors. All Rights Reserved.
  2. //
  3. // Licensed under the Apache License, Version 2.0 (the "License");
  4. // you may not use this file except in compliance with the License.
  5. // You may obtain a copy of the License at
  6. //
  7. // http://www.apache.org/licenses/LICENSE-2.0
  8. //
  9. // Unless required by applicable law or agreed to in writing, software
  10. // distributed under the License is distributed on an "AS-IS" BASIS,
  11. // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12. // See the License for the specific language governing permissions and
  13. // limitations under the License.
  14. /**
  15. * @fileoverview Functions for manipulating message channels.
  16. *
  17. */
  18. goog.provide('goog.messaging');
  19. /**
  20. * Creates a bidirectional pipe between two message channels.
  21. *
  22. * @param {goog.messaging.MessageChannel} channel1 The first channel.
  23. * @param {goog.messaging.MessageChannel} channel2 The second channel.
  24. */
  25. goog.messaging.pipe = function(channel1, channel2) {
  26. channel1.registerDefaultService(goog.bind(channel2.send, channel2));
  27. channel2.registerDefaultService(goog.bind(channel1.send, channel1));
  28. };