Hello everybody,
I want to create an Openfire plugin. When I add a jsp file in my plugin project and launch a build using the maven openfire plugin, the following error occured:
java.lang.NullPointerException: charsetName
at java.io.OutputStreamWriter.<init>(OutputStreamWriter.java:99)
at org.apache.jasper.compiler.JDTJavaCompiler.getJavaWriter(JDTJavaCompiler.java:1 20)
at org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:146)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:362)
at org.apache.jasper.JspC.processFile(JspC.java:1137)
at org.apache.jasper.JspC.execute(JspC.java:1306)
at com.reucon.maven.plugin.openfire.jspc.JspcMojo.compile(JspcMojo.java:279)
at com.reucon.maven.plugin.openfire.jspc.JspcMojo.execute(JspcMojo.java:196)
at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPlugi nManager.java:132)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(Lifecyc leModuleBuilder.java:116)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(Lifecyc leModuleBuilder.java:80)
at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilde r.build(SingleThreadedBuilder.java:51)
at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.j ava:120)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:347)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:154)
at org.apache.maven.cli.MavenCli.execute(MavenCli.java:584)
at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:213)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:157)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.ja va:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java: 289)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.jav a:415)
at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)
[ERROR] Failed to execute goal com.reucon.maven.plugins:maven-openfire-plugin:1.0.2:jspc (default-jspc) on project cle-openfire-pl
ugins-check-msg: Failure processing jsps -> [Help 1]
Could you tell me how can I do to resolve this problem, please?