[FELIX-4340] Flex iPOJO online manipulator error if metadata.xml file not supplied

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: ipojo-manipulator-1.11.0
• Fix Version/s: ipojo-manipulator-1.11.1
• Component/s: iPOJO
• Assignee: Clement Escoffier
• Reporter: Wayne Zhang
• Created: 04/Dec/13 05:05
• Updated: 07/Mar/14 08:28
• Resolved: 07/Dec/13 07:13

Description

iPOJO online manipulator will throw NullPointer exception if no metadata.xml file supplied, by URL or in the jar:

g! start ipojo:file:./example9.jar
Processing URL : ipojo:file:./example9.jar
Extracted URL : file:./example9.jar
1834 bytes copied
Metadata file not found, use annotations only.
I Apache Felix iPOJO Manipulator - 1.11.0
org.osgi.framework.BundleException: Unable to cache bundle: ipojo:file:./example9.jar
at org.apache.felix.framework.Felix.installBundle(Felix.java:2870)
at org.apache.felix.framework.BundleContextImpl.installBundle(BundleContextImpl.java:165)
at org.apache.felix.framework.BundleContextImpl.installBundle(BundleContextImpl.java:138)
at org.apache.felix.gogo.command.Basic.start(Basic.java:724)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.apache.felix.gogo.runtime.Reflective.invoke(Reflective.java:137)
at org.apache.felix.gogo.runtime.CommandProxy.execute(CommandProxy.java:82)
at org.apache.felix.gogo.runtime.Closure.executeCmd(Closure.java:477)
at org.apache.felix.gogo.runtime.Closure.executeStatement(Closure.java:403)
at org.apache.felix.gogo.runtime.Pipe.run(Pipe.java:108)
at org.apache.felix.gogo.runtime.Closure.execute(Closure.java:183)
at org.apache.felix.gogo.runtime.Closure.execute(Closure.java:120)
at org.apache.felix.gogo.runtime.CommandSessionImpl.execute(CommandSessionImpl.java:89)
at org.apache.felix.gogo.shell.Console.run(Console.java:62)
at org.apache.felix.gogo.shell.Shell.console(Shell.java:203)
at org.apache.felix.gogo.shell.Shell.gosh(Shell.java:128)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.apache.felix.gogo.runtime.Reflective.invoke(Reflective.java:137)
at org.apache.felix.gogo.runtime.CommandProxy.execute(CommandProxy.java:82)
at org.apache.felix.gogo.runtime.Closure.executeCmd(Closure.java:477)
at org.apache.felix.gogo.runtime.Closure.executeStatement(Closure.java:403)
at org.apache.felix.gogo.runtime.Pipe.run(Pipe.java:108)
at org.apache.felix.gogo.runtime.Closure.execute(Closure.java:183)
at org.apache.felix.gogo.runtime.Closure.execute(Closure.java:120)
at org.apache.felix.gogo.runtime.CommandSessionImpl.execute(CommandSessionImpl.java:89)
at org.apache.felix.gogo.shell.Activator.run(Activator.java:75)
at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.NullPointerException
at org.apache.felix.ipojo.online.manipulator.IPOJOURLHandler.__M_openConnection(IPOJOURLHanler.java:144)
at org.apache.felix.ipojo.online.manipulator.IPOJOURLHandler.openConnection(IPOJOURLHandlerjava)
at org.apache.felix.framework.URLHandlersStreamHandlerProxy.openConnection(URLHandlersStreaHandlerProxy.java:271)
at java.net.URL.openConnection(Unknown Source)
at org.apache.felix.framework.cache.JarRevision.initialize(JarRevision.java:150)
at org.apache.felix.framework.cache.JarRevision.<init>(JarRevision.java:77)
at org.apache.felix.framework.cache.BundleArchive.createRevisionFromLocation(BundleArchive.ava:878)
at org.apache.felix.framework.cache.BundleArchive.reviseInternal(BundleArchive.java:550)
at org.apache.felix.framework.cache.BundleArchive.<init>(BundleArchive.java:153)
at org.apache.felix.framework.cache.BundleCache.create(BundleCache.java:277)
at org.apache.felix.framework.Felix.installBundle(Felix.java:2866)
... 32 more
java.lang.NullPointerException

It should be optional, since metadata can be defined by annotations.

Workaround is supply an empty metadata.xml file with content:

<ipojo/>