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Posted to users@maven.apache.org by Jesfre <je...@gmail.com> on 2009/06/17 23:06:28 UTC

Problem with servicegen

Hi again...

I'm working with Maven 2, JDK 1.4, Weblogic 8.1 SP3

I've a trouble with an embeded Ant script in my pom.xml. This script
generates a webservice using servicegen, but, after trying many
configuration I got out of my mind. 

With the next configuration I've added some jars (classworlds-1.1.jar,
weblogic.jar, tools.jar, webservices.jar, webserviceclient+ssl_pj.jar,
jasperreports-0.5.2.jar, HSReportEjb.jar, log4j-1.2.5.jar) to maven /lib
folder. But caused the error below

                                   <plugin>
					<artifactId>maven-antrun-plugin</artifactId>
					<version>1.1</version>
					<configuration>
						<tasks>

							<echo
								message="${CMP_PROXY_EJB_PATH}/${ear.path}, ${java.class.path},
${ejbc-classpath}" />
							<servicegen
						         destEar="${CMP_PROXY_EJB_PATH}/${ear.path}"
						         contextURI="/cmpws">
							<classpath>
						     		<pathelement path="${java.class.path}" />
						     		<pathelement path="${ejbc-classpath}" />
						     		<pathelement path="." />
						   	</classpath>
						        <service 
						            ejbJar="${CMP_PROXY_EJB_PATH}/${module}Bean.jar" 
						            serviceName="cmpWebServiceProxy"
						            targetNamespace="http://auohsalti10.posadas.com:15010/CMP"
						            serviceURI="/cmp_interface"
						            includeEJBs="cmpWebServiceProxy">
						        </service>
						      </servicegen>
								todir="${DEPLOY_WLS61}/config/${domain-name61}/applications"
								file="${dist}/${ear.path}" />
						</tasks>
					</configuration>
					<executions>
						<execution>
							<phase>install</phase>
							<goals>
								<goal>run</goal>
							</goals>
						</execution>
					</executions>
					<dependencies>
						<dependency>
							<groupId>ant</groupId>
							<artifactId>ant-jsch</artifactId>
							<version>1.6.5</version>
						</dependency>
						<dependency>
							<groupId>jsch</groupId>
							<artifactId>jsch</artifactId>
							<version>0.1.25</version>
						</dependency>
					</dependencies>
				</plugin>

THE ERROR:
[INFO] Executing tasks
     [echo]
/develop/Kronos/Maeven/src/contact/implementacion/WebServices/CMPWebServiceProxy/dist/CMPWS.ear,
/develop/Kronos/Maeven/opt/apache-maven-2.0.10/boot/classworlds-1.1.jar,
/develop/Kronos/opt/bea81/weblogic81/server/lib/weblogic.jar:/develop/Kronos/opt/bea81/jdk142_04/lib/tools.jar:/develop/Kronos/opt/bea81/weblogic81/server/lib/webservices.jar:/develop/Kronos/opt/bea81/weblogic81/server/lib/webserviceclient+ssl_pj.jar:/develop/Kronos/Maeven/maevenserver/config/maevendomain/lib/jasperreports-0.5.2.jar:/develop/Kronos/Maeven/src/hsreports/HSReportEjb.jar:/develop/Kronos/opt/jolt/log4j-1.2.5.jar:/develop/Kronos/opt/compoze/lib/misc/xerces.jar
[INFO]
------------------------------------------------------------------------
[ERROR] BUILD ERROR
[INFO]
------------------------------------------------------------------------
[INFO] Error executing ant tasks

Embedded error: Could not create task or type of type: servicegen.

Ant could not find the task or a class this task relies upon.

This is common and has a number of causes; the usual
solutions are to read the manual pages then download and
install needed JAR files, or fix the build file:
 - You have misspelt 'servicegen'.
   Fix: check your spelling.
 - The task needs an external JAR file to execute
     and this is not found at the right place in the classpath.
   Fix: check the documentation for dependencies.
   Fix: declare the task.
 - The task is an Ant optional task and the JAR file and/or libraries
     implementing the functionality were not found at the time you
     yourself built your installation of Ant from the Ant sources.
   Fix: Look in the ANT_HOME/lib for the 'ant-' JAR corresponding to the
     task and make sure it contains more than merely a META-INF/MANIFEST.MF.
     If all it contains is the manifest, then rebuild Ant with the needed
     libraries present in ${ant.home}/lib/optional/ , or alternatively,
     download a pre-built release version from apache.org
 - The build file was written for a later version of Ant
   Fix: upgrade to at least the latest release version of Ant
 - The task is not an Ant core or optional task
     and needs to be declared using <taskdef>.
 - You are attempting to use a task defined using
    <presetdef> or <macrodef> but have spelt wrong or not
   defined it at the point of use

Remember that for JAR files to be visible to Ant tasks implemented
in ANT_HOME/lib, the files must be in the same directory or on the
classpath

Please neither file bug reports on this problem, nor email the
Ant mailing lists, until all of these causes have been explored,
as this is not an Ant bug.


What it means?

In other hand, I tryied adding this line before all the script to define the
task.

<taskdef name="servicegen"
classname="weblogic.ant.taskdefs.webservices.servicegen.ServiceGenTask" />

But I get the next ERROR:

[INFO] Executing tasks
     [echo]
/develop/Kronos/Maeven/src/contact/implementacion/WebServices/CMPWebServiceProxy/dist/CMPWS.ear,
/develop/Kronos/Maeven/opt/apache-maven-2.0.10/boot/classworlds-1.1.jar,
/develop/Kronos/opt/bea81/weblogic81/server/lib/weblogic.jar:/develop/Kronos/opt/bea81/jdk142_04/lib/tools.jar:/develop/Kronos/opt/bea81/weblogic81/server/lib/webservices.jar:/develop/Kronos/opt/bea81/weblogic81/server/lib/webserviceclient+ssl_pj.jar:/develop/Kronos/Maeven/maevenserver/config/maevendomain/lib/jasperreports-0.5.2.jar:/develop/Kronos/Maeven/src/hsreports/HSReportEjb.jar:/develop/Kronos/opt/jolt/log4j-1.2.5.jar:/develop/Kronos/opt/compoze/lib/misc/xerces.jar
java.lang.NullPointerException
        at org.apache.tools.ant.Task.log(Task.java:346)
        at
weblogic.ant.taskdefs.webservices.servicegen.ServiceGenTask.setupClasspath(ServiceGenTask.java:640)
        at
weblogic.ant.taskdefs.webservices.servicegen.ServiceGenTask.execute(ServiceGenTask.java:171)
        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:324)
        at org.apache.tools.ant.TaskAdapter.execute(TaskAdapter.java:123)
        at
org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:275)
        at org.apache.tools.ant.Task.perform(Task.java:364)
        at org.apache.tools.ant.Target.execute(Target.java:341)
        at
org.apache.maven.plugin.antrun.AbstractAntMojo.executeTasks(AbstractAntMojo.java:108)
        at
org.apache.maven.plugin.antrun.AntRunMojo.execute(AntRunMojo.java:83)
        at
org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:453)
        at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:559)
        at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeStandaloneGoal(DefaultLifecycleExecutor.java:513)
        at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:483)
        at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:331)
        at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:292)
        at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:142)
        at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:336)
        at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:129)
        at org.apache.maven.cli.MavenCli.main(MavenCli.java:301)
        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:324)
        at
org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
        at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
        at
org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
        at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
[INFO]
------------------------------------------------------------------------
[ERROR] BUILD ERROR
[INFO]
------------------------------------------------------------------------
[INFO] Error executing ant tasks

Embedded error: java.lang.NullPointerException


So, I don't know what to do... Some idea?

Thanks for the replies in advance...


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Re: Problem with servicegen

Posted by Wayne Fay <wa...@gmail.com>.
> java.lang.NullPointerException
>        at org.apache.tools.ant.Task.log(Task.java:346)
>        at
> weblogic.ant.taskdefs.webservices.servicegen.ServiceGenTask.setupClasspath(ServiceGenTask.java:640)
>        at
> weblogic.ant.taskdefs.webservices.servicegen.ServiceGenTask.execute(ServiceGenTask.java:171)

This is pretty clearly a bug/problem in the ServiceGen Ant task
itself, or perhaps Maven is not setting up the Ant plugin environment
as it expects? There's not a whole lot you'll be able to in Maven
until this is looked into and fixed by someone. I'd ask the Weblogic
ServiceGen folks if they have some ideas.

Wayne

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Re: Problem with servicegen

Posted by Jesfre <je...@gmail.com>.
Thanks Wayne...

I made the changes in my pom.xml, now it look like this:
....
                               <plugin>
					<artifactId>maven-antrun-plugin</artifactId>
					<version>1.1</version>
					<configuration>
						<tasks>
							<taskdef name="servicegen"
							
classname="weblogic.ant.taskdefs.webservices.servicegen.ServiceGenTask" />

							<echo message="${CMP_PROXY_EJB_PATH}/${ear.path}, ${java.class.path},
${ejbc-classpath}"/>
					      <servicegen
					         destEar="${CMP_PROXY_EJB_PATH}/${ear.path}"
					         contextURI="/cmpws">
						<classpath>
					     		<pathelement path="${java.class.path}" />
					     		<pathelement path="${ejbc-classpath}" />
					     		<pathelement path="." />
					   	</classpath>
					        <service 
					            ejbJar="${CMP_PROXY_EJB_PATH}/${module}Bean.jar" 
					            serviceName="cmpWebServiceProxy"
					            targetNamespace="http://auohsalti10.posadas.com:15010/CMP"
					            serviceURI="/cmp_interface"
					            includeEJBs="cmpWebServiceProxy">
					        </service>
					      </servicegen>
						</tasks>
					</configuration>
					<executions>
						<execution>
							<phase>install</phase>
							<goals>
								<goal>run</goal>
							</goals>
						</execution>
					</executions>
					<dependencies>
						<dependency>
							<groupId>weblogic</groupId>
							<artifactId>webservices</artifactId>
							<version>8.1</version>
						</dependency>
						<dependency>
							<groupId>weblogic</groupId>
							<artifactId>weblogic</artifactId>
							<version>8.1</version>
						</dependency>
					</dependencies>
				</plugin>
....

And I got this error:

[INFO] Executing tasks
     [echo]
/develop/Kronos/Maeven/src/contact/implementacion/WebServices/CMPWebServiceProxy/dist/CMPWS.ear,
/develop/Kronos/Maeven/opt/apache-maven-2.0.10/boot/classworlds-1.1.jar,
/develop/Kronos/opt/bea81/weblogic81/server/lib/weblogic.jar:/develop/Kronos/opt/bea81/jdk142_04/lib/tools.jar:/develop/Kronos/opt/bea81/weblogic81/server/lib/webservices.jar:/develop/Kronos/opt/bea81/weblogic81/server/lib/webserviceclient+ssl_pj.jar:/develop/Kronos/Maeven/maevenserver/config/maevendomain/lib/jasperreports-0.5.2.jar:/develop/Kronos/Maeven/src/hsreports/HSReportEjb.jar:/develop/Kronos/opt/jolt/log4j-1.2.5.jar:/develop/Kronos/opt/compoze/lib/misc/xerces.jar
java.lang.NullPointerException
        at org.apache.tools.ant.Task.log(Task.java:346)
        at
weblogic.ant.taskdefs.webservices.servicegen.ServiceGenTask.setupClasspath(ServiceGenTask.java:640)
        at
weblogic.ant.taskdefs.webservices.servicegen.ServiceGenTask.execute(ServiceGenTask.java:171)
        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:324)
        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:288)
        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:324)
        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:357)
        at
org.apache.maven.plugin.antrun.AbstractAntMojo.executeTasks(AbstractAntMojo.java:118)
        at
org.apache.maven.plugin.antrun.AntRunMojo.execute(AntRunMojo.java:98)
        at
org.apache.maven.plugin.DefaultPluginManager.executeMojo(DefaultPluginManager.java:453)
        at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoals(DefaultLifecycleExecutor.java:559)
        at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeStandaloneGoal(DefaultLifecycleExecutor.java:513)
        at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoal(DefaultLifecycleExecutor.java:483)
        at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeGoalAndHandleFailures(DefaultLifecycleExecutor.java:331)
        at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.executeTaskSegments(DefaultLifecycleExecutor.java:292)
        at
org.apache.maven.lifecycle.DefaultLifecycleExecutor.execute(DefaultLifecycleExecutor.java:142)
        at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:336)
        at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:129)
        at org.apache.maven.cli.MavenCli.main(MavenCli.java:301)
        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:324)
        at
org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
        at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
        at
org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
        at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
[INFO]
------------------------------------------------------------------------
[ERROR] BUILD ERROR
[INFO]
------------------------------------------------------------------------
[INFO] An Ant BuildException has occured: java.lang.NullPointerException


I was googling but nobody answers the posts like mine.



Wayne Fay wrote:
> 
>> With the next configuration I've added some jars (classworlds-1.1.jar,
>> weblogic.jar, tools.jar, webservices.jar, webserviceclient+ssl_pj.jar,
>> jasperreports-0.5.2.jar, HSReportEjb.jar, log4j-1.2.5.jar) to maven /lib
>> folder. But caused the error below
> 
> Maven does not pay attention to jars which you add to Maven's /lib
> folder like this.
> 
> Instead, you must add all items that must be on the plugin's classpath
> by adding dependencies as you have already done for ant-jsch and jsch.
> 
> Wayne
> 
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: users-unsubscribe@maven.apache.org
> For additional commands, e-mail: users-help@maven.apache.org
> 
> 
> 

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Re: Problem with servicegen

Posted by Wayne Fay <wa...@gmail.com>.
> With the next configuration I've added some jars (classworlds-1.1.jar,
> weblogic.jar, tools.jar, webservices.jar, webserviceclient+ssl_pj.jar,
> jasperreports-0.5.2.jar, HSReportEjb.jar, log4j-1.2.5.jar) to maven /lib
> folder. But caused the error below

Maven does not pay attention to jars which you add to Maven's /lib
folder like this.

Instead, you must add all items that must be on the plugin's classpath
by adding dependencies as you have already done for ant-jsch and jsch.

Wayne

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