我正在尝试使用 servlet 执行获取请求,但出现通信错误 (1001) - 处理连接时出错。
我的代码很简单:
Engine.getInstance().getRegisteredClients().clear();
Engine.getInstance().getRegisteredClients().add(new HttpsClientHelper(null));
ClientResource cr = new ClientResource(URI);
cr.setRequestEntityBuffering(true);
cr.setChallengeResponse(ChallengeScheme.HTTP_BASIC,
SensorUpdaterApp.getInstance().GOOGLE_ACCOUNT_EMAIL,
SensorUpdaterApp.getInstance().GOOGLE_ACCOUNT_TOKEN);
DataTableResource resource = cr.wrap(DataTableResource.class);
Long newId = null;
try{
newId = resource.createDataset();
} catch(Exception e){ e.printStackTrace(); }
这是我在 logcat 中得到的堆栈跟踪:
08-16 13:21:24.221: I/org.restlet(11223): Starting the internal [HTTPS/1.1] client
08-16 13:21:24.311: D/dalvikvm(11223): GC_FOR_MALLOC freed 9361 objects / 434480 bytes in 59ms
08-16 13:21:24.391: D/dalvikvm(11223): GC_FOR_MALLOC freed 444 objects / 16384 bytes in 54ms
08-16 13:21:24.471: D/dalvikvm(11223): GC_FOR_MALLOC freed 505 objects / 18800 bytes in 53ms
08-16 13:21:24.561: D/dalvikvm(11223): GC_FOR_MALLOC freed 703 objects / 26368 bytes in 41ms
08-16 13:21:24.631: D/dalvikvm(11223): GC_FOR_MALLOC freed 870 objects / 32216 bytes in 41ms
08-16 13:21:24.911: D/dalvikvm(11223): GC_FOR_MALLOC freed 15029 objects / 968672 bytes in 46ms
08-16 13:21:25.241: I/org.restlet(11223): A recoverable error was detected (1001), attempting again in 2000 ms.
08-16 13:21:25.731: D/dalvikvm(11223): GC_FOR_MALLOC freed 24605 objects / 1514848 bytes in 60ms
08-16 13:21:27.531: I/org.restlet(11223): A recoverable error was detected (1001), attempting again in 2000 ms.
08-16 13:21:28.491: D/dalvikvm(11223): GC_FOR_MALLOC freed 33569 objects / 1502352 bytes in 78ms
08-16 13:21:29.821: W/System.err(11223): Communication Error (1001) - Error while processing a connection
08-16 13:21:29.821: W/System.err(11223): at org.restlet.resource.ClientResource.doError(ClientResource.java:611)
08-16 13:21:29.821: W/System.err(11223): at org.restlet.engine.resource.ClientInvocationHandler.invoke(ClientInvocationHandler.java:236)
08-16 13:21:29.821: W/System.err(11223): at $Proxy5.createDataset(Native Method)
08-16 13:21:29.821: W/System.err(11223): at com.sensorupdater2.activities.main.CreateNewDatasetAsyncTask.doInBackground(CreateNewDatasetAsyncTask.java:38)
08-16 13:21:29.821: W/System.err(11223): at com.sensorupdater2.activities.main.CreateNewDatasetAsyncTask.doInBackground(CreateNewDatasetAsyncTask.java:1)
08-16 13:21:29.821: W/System.err(11223): at android.os.AsyncTask$2.call(AsyncTask.java:185)
08-16 13:21:29.821: W/System.err(11223): at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:305)
08-16 13:21:29.831: W/System.err(11223): at java.util.concurrent.FutureTask.run(FutureTask.java:137)
08-16 13:21:29.831: W/System.err(11223): at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1068)
08-16 13:21:29.831: W/System.err(11223): at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:561)
08-16 13:21:29.831: W/System.err(11223): at java.lang.Thread.run(Thread.java:1102)
08-16 13:21:29.831: W/System.err(11223): Caused by: java.lang.NullPointerException
08-16 13:21:29.831: W/System.err(11223): at org.apache.harmony.xnet.provider.jsse.ClientSessionContext$HostAndPort.hashCode(ClientSessionContext.java:214)
08-16 13:21:29.841: W/System.err(11223): at java.util.HashMap.put(HashMap.java:393)
08-16 13:21:29.841: W/System.err(11223): at org.apache.harmony.xnet.provider.jsse.ClientSessionContext.putSession(ClientSessionContext.java:190)
08-16 13:21:29.841: W/System.err(11223): at org.apache.harmony.xnet.provider.jsse.ClientHandshakeImpl.unwrap(ClientHandshakeImpl.java:308)
08-16 13:21:29.841: W/System.err(11223): at org.apache.harmony.xnet.provider.jsse.SSLRecordProtocol.unwrap(SSLRecordProtocol.java:413)
08-16 13:21:29.841: W/System.err(11223): at org.apache.harmony.xnet.provider.jsse.SSLEngineImpl.unwrap(SSLEngineImpl.java:478)
08-16 13:21:29.841: W/System.err(11223): at javax.net.ssl.SSLEngine.unwrap(SSLEngine.java:383)
08-16 13:21:29.841: W/System.err(11223): at org.restlet.ext.ssl.internal.ReadableSslChannel.onDrain(ReadableSslChannel.java:114)
08-16 13:21:29.841: W/System.err(11223): at org.restlet.engine.io.Buffer.process(Buffer.java:553)
08-16 13:21:29.841: W/System.err(11223): at org.restlet.engine.io.Buffer.process(Buffer.java:668)
08-16 13:21:29.841: W/System.err(11223): at org.restlet.engine.io.ReadableBufferedChannel.read(ReadableBufferedChannel.java:172)
08-16 13:21:29.841: W/System.err(11223): at org.restlet.engine.io.Buffer.fill(Buffer.java:391)
08-16 13:21:29.851: W/System.err(11223): at org.restlet.engine.connector.InboundWay.onFill(InboundWay.java:278)
08-16 13:21:29.851: W/System.err(11223): at org.restlet.engine.io.Buffer.process(Buffer.java:597)
08-16 13:21:29.851: W/System.err(11223): at org.restlet.engine.io.Buffer.process(Buffer.java:668)
08-16 13:21:29.851: W/System.err(11223): at org.restlet.engine.connector.Way.processIoBuffer(Way.java:477)
08-16 13:21:29.851: W/System.err(11223): at org.restlet.engine.connector.InboundWay.processIoBuffer(InboundWay.java:353)
08-16 13:21:29.851: W/System.err(11223): at org.restlet.engine.connector.Way.onSelected(Way.java:430)
08-16 13:21:29.851: W/System.err(11223): at org.restlet.engine.connector.ConnectionController.controlConnections(ConnectionController.java:105)
08-16 13:21:29.851: W/System.err(11223): at org.restlet.engine.connector.ConnectionController.doRun(ConnectionController.java:156)
08-16 13:21:29.851: W/System.err(11223): at org.restlet.engine.connector.Controller.run(Controller.java:158)
08-16 13:21:29.851: W/System.err(11223): at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
08-16 13:21:29.851: W/System.err(11223): ... 5 more
08-16 13:21:31.181: D/dalvikvm(11223): GC_FOR_MALLOC freed 31659 objects / 1496144 bytes in 101ms
08-16 13:21:31.181: I/org.restlet(11223): Stopping the internal[HTTPS/1.1] client
在我的 libs 目录中,我有:
- gcm.jar
- org.restlet.ext.httpclient.jar - 可能没用
- org.restlet.ext.net.jar - 可能没用
- org.restlet.ext.ssl.jar
- org.restlet.jar
我用其他一些客户端测试了服务器,它似乎可以工作
有任何想法吗?