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https://issues.apache.org/jira/browse/JAMES-3087?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17052720#comment-17052720
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René Cordier commented on JAMES-3087:
-------------------------------------
[https://github.com/linagora/james-project/pull/3172] contributed to filter out
users without id field with LDAP user listing
> NPE when user misses id field
> -----------------------------
>
> Key: JAMES-3087
> URL: https://issues.apache.org/jira/browse/JAMES-3087
> Project: James Server
> Issue Type: Bug
> Components: ldap
> Affects Versions: 3.4.0
> Reporter: Benoit Tellier
> Priority: Major
> Fix For: 3.5.0
>
>
> We encountered the following exception:
> {code:java}
> java.lang.NullPointerException
> at
> org.apache.james.user.ldap.ReadOnlyUsersLDAPRepository.buildUser(ReadOnlyUsersLDAPRepository.java:525)
> at
> org.apache.james.user.ldap.ReadOnlyUsersLDAPRepository.buildUserCollection(ReadOnlyUsersLDAPRepository.java:454)
> at
> org.apache.james.user.ldap.ReadOnlyUsersLDAPRepository.list(ReadOnlyUsersLDAPRepository.java:590)
> at
> org.apache.james.user.ldap.ReadOnlyUsersLDAPRepositoryInvalidDnTest.listShouldNotFailWhenUserWithoutDn(ReadOnlyUsersLDAPRepositoryInvalidDnTest.java:69)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at
> org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:675)
> at
> org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)
> at
> org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:125)
> at
> org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:132)
> at
> org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:124)
> at
> org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:74)
> at
> org.junit.jupiter.engine.execution.ExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(ExecutableInvoker.java:115)
> at
> org.junit.jupiter.engine.execution.ExecutableInvoker.lambda$invoke$0(ExecutableInvoker.java:105)
> at
> org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:104)
> at
> org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:62)
> at
> org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:43)
> at
> org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:35)
> at
> org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:104)
> at
> org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:98)
> at
> org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$invokeTestMethod$6(TestMethodTestDescriptor.java:202)
> at
> org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
> at
> org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.invokeTestMethod(TestMethodTestDescriptor.java:198)
> at
> org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:135)
> at
> org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.execute(TestMethodTestDescriptor.java:69)
> at
> org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$5(NodeTestTask.java:135)
> at
> org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
> at
> org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$7(NodeTestTask.java:125)
> at
> org.junit.platform.engine.support.hierarchical.Node.around(Node.java:135)
> at
> org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:123)
> at
> org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)
> at
> org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:122)
> at
> org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:80)
> {code}
> This happens when some users listed in the LDAP misses the ID field (in our
> case mail field).
> We should filter such invalid users out.
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