Rest schema modification throw null pointer exception
-----------------------------------------------------

                 Key: HBASE-3140
                 URL: https://issues.apache.org/jira/browse/HBASE-3140
             Project: HBase
          Issue Type: Bug
          Components: rest
         Environment: against svn trunk
            Reporter: David Worms


2010-10-21 14:41:38,462 ERROR org.mortbay.log: /node_table_modify/schema
java.lang.NullPointerException
        at org.apache.hadoop.hbase.util.Bytes.toBytes(Bytes.java:400)
        at 
org.apache.hadoop.hbase.client.HBaseAdmin.addColumn(HBaseAdmin.java:597)
        at 
org.apache.hadoop.hbase.rest.SchemaResource.update(SchemaResource.java:153)
        at 
org.apache.hadoop.hbase.rest.SchemaResource.update(SchemaResource.java:177)
        at 
org.apache.hadoop.hbase.rest.SchemaResource.post(SchemaResource.java:204)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at 
com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$ResponseOutInvoker._dispatch(AbstractResourceMethodDispatchProvider.java:187)
        at 
com.sun.jersey.server.impl.model.method.dispatch.ResourceJavaMethodDispatcher.dispatch(ResourceJavaMethodDispatcher.java:70)
        at 
com.sun.jersey.server.impl.uri.rules.HttpMethodRule.accept(HttpMethodRule.java:279)
        at 
com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:121)
        at 
com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:136)
        at 
com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:121)
        at 
com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:136)
        at 
com.sun.jersey.server.impl.uri.rules.ResourceClassRule.accept(ResourceClassRule.java:86)
        at 
com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:136)
        at 
com.sun.jersey.server.impl.uri.rules.RootResourceClassesRule.accept(RootResourceClassesRule.java:74)
        at 
com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1357)
        at 
com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1289)
        at 
com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1239)
        at 
com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1229)
        at 
com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:420)
        at 
com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:497)
        at 
com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:684)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
        at 
org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511)
        at 
org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:390)
        at 
org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
        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:542)
        at 
org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:943)
        at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:843)
        at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:218)
        at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
        at 
org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:228)
        at 
org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)

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