Nullpointer Exception is throwed when insert mass data via rest interface
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Key: HBASE-2905
URL: https://issues.apache.org/jira/browse/HBASE-2905
Project: HBase
Issue Type: Bug
Components: rest
Affects Versions: 0.89.20100621
Environment: CentOS 5.2 x86_64, HBase 0.89
Reporter: Sandy Yin
Assignee: Sandy Yin
Fix For: 0.90.0
Nullpointer Exception is throwed when insert mass data via rest interface.
{code}
java.lang.NullPointerException
at org.mortbay.io.ByteArrayBuffer.wrap(ByteArrayBuffer.java:361)
at
org.mortbay.jetty.AbstractGenerator$Output.write(AbstractGenerator.java:588)
at
com.sun.jersey.spi.container.servlet.WebComponent$Writer.write(WebComponent.java:233)
at
com.sun.jersey.spi.container.ContainerResponse$CommittingOutputStream.write(ContainerResponse.java:108)
at
org.apache.hadoop.hbase.rest.provider.producer.ProtobufMessageBodyProducer.writeTo(ProtobufMessageBodyProducer.java:78)
at
com.sun.jersey.spi.container.ContainerResponse.write(ContainerResponse.java:254)
at
com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:744)
at
com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:667)
at
com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:658)
at
com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:318)
at
com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:425)
at
com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:604)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
at
org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:502)
at
org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:389)
at
org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
at
org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765)
at
org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at org.mortbay.jetty.Server.handle(Server.java:326)
at
org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:534)
at
org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:879)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:747)
at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:218)
at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
at
org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409)
at
org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:520)
{code}
The issue is caused by using WeakHashMap as buffer. When get the object from
the buffer, the JVM gc possible has removed the object.
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