Probably a connection timeout (I think the default is 30s). Or a problem on the server (please check data/logs/console.log and data/graph.db/messages.log)
Michael Am 10.02.2014 um 12:33 schrieb frandro <[email protected]>: > I'm trying to insert a number of nodes using Java REST binding. > > This example is from the BatchRestAPITest class in > java-rest-binding-neo4j-rest-graphdb-2.0.0-M06. > > In the for loop, i is from 1 to 394. Within this scope, there's no problem. > > When it's increased to 395 and more, an Exception is thrown and the nodes are > not created. > > The exception is as follows. > It seems like that when returned results from the REST API are more than a > threshold, an IOException is thrown. > > I didn't do any settings for this, neo4j is just run as a server. > Exception in thread "main" com.sun.jersey.api.client.ClientHandlerException: > java.io.IOException: Premature EOF > at > com.sun.jersey.api.client.ClientResponse.getEntity(ClientResponse.java:575) > at > com.sun.jersey.api.client.ClientResponse.getEntity(ClientResponse.java:517) > at org.neo4j.rest.graphdb.RequestResult.extractFrom(RequestResult.java:87) > at > org.neo4j.rest.graphdb.ExecutingRestRequest.post(ExecutingRestRequest.java:151) > at org.neo4j.rest.graphdb.ExecutingRestAPI.batch(ExecutingRestAPI.java:591) > at > org.neo4j.rest.graphdb.batch.BatchRestAPI.executeBatchRequest(BatchRestAPI.java:135) > at org.neo4j.rest.graphdb.BatchTransaction.close(BatchTransaction.java:79) > at org.neo4j.rest.graphdb.RestAPIFacade.executeBatch(RestAPIFacade.java:312) > at NodeManager.createNodes(NodeManager.java:131) > at StressTest.createUserNodes(StressTest.java:89) > at StressTest.createNodesRelations(StressTest.java:40) > at MainClass.testStressTest(MainClass.java:34) > at MainClass.main(MainClass.java:47) > Caused by: java.io.IOException: Premature EOF > at sun.net.www.http.ChunkedInputStream.readAheadBlocking(Unknown Source) > at sun.net.www.http.ChunkedInputStream.readAhead(Unknown Source) > at sun.net.www.http.ChunkedInputStream.read(Unknown Source) > at java.io.FilterInputStream.read(Unknown Source) > at sun.net.www.protocol.http.HttpURLConnection$HttpInputStream.read(Unknown > Source) > at sun.nio.cs.StreamDecoder.readBytes(Unknown Source) > at sun.nio.cs.StreamDecoder.implRead(Unknown Source) > at sun.nio.cs.StreamDecoder.read(Unknown Source) > at java.io.InputStreamReader.read(Unknown Source) > at java.io.Reader.read(Unknown Source) > at > com.sun.jersey.core.util.ReaderWriter.readFromAsString(ReaderWriter.java:171) > at > com.sun.jersey.core.util.ReaderWriter.readFromAsString(ReaderWriter.java:157) > at > com.sun.jersey.core.provider.AbstractMessageReaderWriterProvider.readFromAsString(AbstractMessageReaderWriterProvider.java:114) > at > com.sun.jersey.core.impl.provider.entity.StringProvider.readFrom(StringProvider.java:73) > at > com.sun.jersey.core.impl.provider.entity.StringProvider.readFrom(StringProvider.java:58) > at > com.sun.jersey.api.client.ClientResponse.getEntity(ClientResponse.java:565) > ... 12 more > > > This is the test code. graphDB is an instance of RestGraphDatabase. > RestAPI restAPI = graphDB.getRestAPI(); > > TestBatchResult response = restAPI.executeBatch(new > BatchCallback<TestBatchResult>() { > @Override > public TestBatchResult recordBatch(RestAPI batchRestApi) { > TestBatchResult result=new TestBatchResult(); > result.n1=batchRestApi.createNode(map("name", "node0")); > for (int i=1;i<=394;i++) { > result.n2=batchRestApi.createNode(map("name", "node"+i)); > } > return result; > } > }); > Transaction transaction = graphDB.beginTx(); > try { > System.out.println("node0 equals: " + > "node0".equals(response.n1.getProperty("name"))); > System.out.println("node1000 equals: " + > "node1000".equals(response.n2.getProperty("name"))); > } finally { > transaction.success(); > transaction.close(); > } > > > -- > You received this message because you are subscribed to the Google Groups > "Neo4j" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. -- You received this message because you are subscribed to the Google Groups "Neo4j" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
