diff options
Diffstat (limited to 'docs/html/guide/google/gcm/gcm.jd')
| -rw-r--r-- | docs/html/guide/google/gcm/gcm.jd | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/docs/html/guide/google/gcm/gcm.jd b/docs/html/guide/google/gcm/gcm.jd index 5515f31..c6f1a4e 100644 --- a/docs/html/guide/google/gcm/gcm.jd +++ b/docs/html/guide/google/gcm/gcm.jd @@ -57,9 +57,15 @@ page.title=GCM Architectural Overview </div> <p>Google Cloud Messaging for Android (GCM) is a free service that helps -developers send data from servers to their Android applications on Android devices. This could be a lightweight message telling the Android application that there is new data to be fetched from the server (for instance, a movie uploaded by a friend), or it could be a message containing up to 4kb of payload data (so apps like instant messaging can consume the message directly). The GCM service handles all aspects of queueing of - messages and delivery to the target Android application running on the target - device.</p> +developers send data from servers to their Android applications on Android +devices. This could be a lightweight message telling the Android application +that there is new data to be fetched from the server (for instance, a movie +uploaded by a friend), or it could be a message containing up to 4kb of payload +data (so apps like instant messaging can consume the message directly). The GCM +service handles all aspects of queueing of messages and delivery to the target +Android application running on the target device.</p> + + <p class="note"> To jump right into using GCM with your Android applications, see the instructions in <a href="gs.html">Getting Started</a>.</p> @@ -647,7 +653,7 @@ when the device is offline, so that only the last message gets sent to the client. This is intended to avoid sending too many messages to the phone when it comes back online. Note that since there is no guarantee of the order in which messages get sent, the "last" message may not actually be the last -message sent by the application server. See <a href="adv.html#collapsible">Advanced Topics</a> for more discussion of this topic. Optional, unless you are using the <code>time_to_live</code> parameter—in that case, you must also specify a <code>collapse_key</code>.</td> +message sent by the application server. See <a href="adv.html#collapsible">Advanced Topics</a> for more discussion of this topic. Optional.</td> </tr> <tr> <td><code>data</code></td> @@ -665,7 +671,7 @@ sent. Optional. The default value is <code>false</code>, and must be a JSON bool </tr> <tr> <td><code>time_to_live</code></td> - <td>How long (in seconds) the message should be kept on GCM storage if the device is offline. Optional (default time-to-live is 4 weeks, and must be set as a JSON number). If you use this parameter, you must also specify a <code>collapse_key</code>.</td> + <td>How long (in seconds) the message should be kept on GCM storage if the device is offline. Optional (default time-to-live is 4 weeks, and must be set as a JSON number).</td> </tr> </table> |