https://issues.apache.org/bugzilla/show_bug.cgi?id=51035
Summary: hasmethod NullPointerException @
isMethodFound(HasMethod.java:180)
Product: Ant
Version: 1.8.2
Platform: Macintosh
OS/Version: Mac OS X 10.5
Status: NEW
Severity: normal
Priority: P2
Component: Core tasks
AssignedTo: [email protected]
ReportedBy: [email protected]
The following condition causes ant to raise a null pointer exception:
<condition property="boot.java.provides.latest.jdk">
<and>
<available
ignoresystemclasses="true"
classpath="${boot.java.home}/jre/lib/rt.jar"
classname="java.nio.file.Path"/>
<hasmethod
ignoresystemclasses="true"
classpath="${boot.java.home}/jre/lib/rt.jar"
classname="java.nio.file.Path" method="getFileName"/>
</and>
</condition>
BUILD FAILED
/Users/truk/jdk/bsd-port/langtools/make/build.xml:188:
java.lang.NullPointerException
at
org.apache.tools.ant.taskdefs.condition.HasMethod.isMethodFound(HasMethod.java:180)
at
org.apache.tools.ant.taskdefs.condition.HasMethod.eval(HasMethod.java:154)
at org.apache.tools.ant.taskdefs.condition.And.eval(And.java:42)
at
org.apache.tools.ant.taskdefs.ConditionTask.execute(ConditionTask.java:120)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:613)
at
org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
at org.apache.tools.ant.TaskAdapter.execute(TaskAdapter.java:154)
at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:291)
at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:613)
at
org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106)
at org.apache.tools.ant.Task.perform(Task.java:348)
at org.apache.tools.ant.Target.execute(Target.java:390)
at
org.apache.tools.ant.helper.ProjectHelper2.parse(ProjectHelper2.java:180)
at
org.apache.tools.ant.ProjectHelper.configureProject(ProjectHelper.java:82)
at org.apache.tools.ant.Main.runBuild(Main.java:793)
at org.apache.tools.ant.Main.startAnt(Main.java:217)
at org.apache.tools.ant.launch.Launcher.run(Launcher.java:280)
at org.apache.tools.ant.launch.Launcher.main(Launcher.java:109)
removing ignoresystemclasses="true" avoids the NPE but isn't the behavior I
need.
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