java http_req test has an error when a value is not specified

[okeuday]

2013-05-28T19:51:03.378057Z ERROR (cloudi_os_spawn:156:<0.105.0>:cloudi@mc1)
stderr (pid 25692):
java.lang.NullPointerException
at org.cloudi.tests.http_req.Task.request(Task.java:69)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:616)
at org.cloudi.Function9.invoke(Function9.java:82)
at org.cloudi.API.callback(API.java:695)
at org.cloudi.API.poll_request(API.java:911)
at org.cloudi.API.poll(API.java:979)
at org.cloudi.tests.http_req.Task.run(Task.java:97)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.
java:1146)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor
.java:615)
at java.lang.Thread.run(Thread.java:679)
2013-05-28T19:51:03.379402Z WARN (cloudi_http_cowboy_handler:259:<0.332.0>:clou
di@mc1)
504 GET /tests/http_req/java.xml 8.336 ms: timeout

[okeuday]

Works properly now.