[JBoss JIRA] (DROOLS-1610) Runtime Exception
by Salman Khan (JIRA)
[ https://issues.jboss.org/browse/DROOLS-1610?page=com.atlassian.jira.plugi... ]
Salman Khan commented on DROOLS-1610:
-------------------------------------
I have gone through this document already [~mfusco]. But implementation wise I can't find it helpful.
> Runtime Exception
> ------------------
>
> Key: DROOLS-1610
> URL: https://issues.jboss.org/browse/DROOLS-1610
> Project: Drools
> Issue Type: Bug
> Components: core engine
> Affects Versions: 6.5.0.Final
> Reporter: Salman Khan
> Assignee: Mario Fusco
>
> Getting the following exception while trying to implement Drools in Android.
> 06-08 12:25:41.660 19177-19177/com.example.admin23.droolstest W/System.err: java.lang.RuntimeException: Unable to instantiate object for class 'org.drools.android.DexPackageClassLoader' with constructor public org.drools.android.DexPackageClassLoader(org.drools.core.rule.JavaDialectRuntimeData,java.lang.ClassLoader)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.util.ClassUtils.instantiateObject(ClassUtils.java:272)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.rule.JavaDialectRuntimeData.makeClassLoader(JavaDialectRuntimeData.java:618)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.rule.JavaDialectRuntimeData.onAdd(JavaDialectRuntimeData.java:243)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.rule.builder.dialect.java.JavaDialect.<init>(JavaDialect.java:187)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.rule.builder.dialect.java.JavaDialectConfiguration.newDialect(JavaDialectConfiguration.java:91)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderConfigurationImpl.buildDialectRegistry(KnowledgeBuilderConfigurationImpl.java:392)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.compiler.PackageRegistry.<init>(PackageRegistry.java:55)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderImpl.newPackage(KnowledgeBuilderImpl.java:1571)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderImpl.initPackageRegistry(KnowledgeBuilderImpl.java:1044)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderImpl.createPackageRegistry(KnowledgeBuilderImpl.java:1015)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.initPackageRegistries(CompositeKnowledgeBuilderImpl.java:297)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.buildPackages(CompositeKnowledgeBuilderImpl.java:116)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.build(CompositeKnowledgeBuilderImpl.java:105)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.AbstractKieModule.buildKnowledgePackages(AbstractKieModule.java:244)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.AbstractKieProject.verify(AbstractKieProject.java:64)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildKieProject(KieBuilderImpl.java:230)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildAll(KieBuilderImpl.java:198)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at com.example.admin23.droolstest.MainActivity.onCreate(MainActivity.java:143)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.Activity.performCreate(Activity.java:6876)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1135)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3206)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3349)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.access$1100(ActivityThread.java:221)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1794)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.os.Handler.dispatchMessage(Handler.java:102)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.os.Looper.loop(Looper.java:158)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.main(ActivityThread.java:7224)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at java.lang.reflect.Method.invoke(Native Method)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1230)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1120)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: Caused by: java.lang.reflect.InvocationTargetException
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at java.lang.reflect.Constructor.newInstance(Native Method)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.util.ClassUtils.instantiateObject(ClassUtils.java:270)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: ... 29 more
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String java.io.File.getAbsolutePath()' on a null object reference
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.android.MultiDexClassLoader.<init>(MultiDexClassLoader.java:70)
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.android.DexPackageClassLoader.<init>(DexPackageClassLoader.java:44)
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: ... 31 more
> Whenever I'm trying to call kieBuilder.buildAll(); method it's giving me the exception rather giving the result array. Please help to resolve this. Any help would be appreciable.
> Thanks in advance.
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[JBoss JIRA] (WFLY-8742) Elytron programmatic AuthenticationContext configuration doesn't work for naming client
by Darran Lofthouse (JIRA)
[ https://issues.jboss.org/browse/WFLY-8742?page=com.atlassian.jira.plugin.... ]
Darran Lofthouse commented on WFLY-8742:
----------------------------------------
After debugging the issue is not as broad a problem as suggested by the description: -
Calling AuthenticationConfiguration.empty() results in an AuthenticationConfiguration with a Provider[] Supplier that combines the service loader discovered providers with the globally installed providers.
Calling useDefaultProviders is resetting this and reverting to just using the globally installed providers so the Elytron providers are dropped. This is fixed by ELY-1234.
However calling AuthenticationConfiguration.empty().useDefaultProviders() with all fixes in place is a redundant operation, the call to useDefaultProviders should be omitted anyway.
> Elytron programmatic AuthenticationContext configuration doesn't work for naming client
> ---------------------------------------------------------------------------------------
>
> Key: WFLY-8742
> URL: https://issues.jboss.org/browse/WFLY-8742
> Project: WildFly
> Issue Type: Bug
> Components: Naming, Security
> Reporter: Josef Cacek
> Assignee: David Lloyd
> Priority: Blocker
>
> Naming client doesn't handle correctly the Elytron AuthenticationContext API.
> * if the API is used then authentication fails (SASL mech is not configured as expected) - it fails in both cases: wildfly-config.xml present or not.
> {code:java}
> AuthenticationContext.empty()
> .with(MatchRule.ALL, AuthenticationConfiguration.EMPTY.useDefaultProviders().allowSaslMechanisms("ANONYMOUS"))
> .run(() -> {
> doLookup("http-remoting://127.0.0.1:8080");
> });
> {code}
> * if the API is not used and wildfly-config.xml is present, then the client works correctly
> {code:java}
> doLookup("http-remoting://127.0.0.1:8080");
> {code}
> {code:xml}
> <configuration>
> <authentication-client xmlns="urn:elytron:1.0">
> <authentication-rules>
> <rule use-configuration="authn" />
> </authentication-rules>
> <authentication-configurations>
> <configuration name="authn">
> <allow-sasl-mechanisms names="ANONYMOUS"/>
> <use-service-loader-providers />
> </configuration>
> </authentication-configurations>
> </authentication-client>
> </configuration>
> {code}
> This blocks RFEs EAP7-567 and EAP7-284.
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[JBoss JIRA] (ELY-1235) Coverity, Dereference null return value, JdbcSecurityRealm (Elytron)
by Ilia Vassilev (JIRA)
[ https://issues.jboss.org/browse/ELY-1235?page=com.atlassian.jira.plugin.s... ]
Ilia Vassilev reassigned ELY-1235:
----------------------------------
Assignee: Ilia Vassilev (was: Darran Lofthouse)
> Coverity, Dereference null return value, JdbcSecurityRealm (Elytron)
> --------------------------------------------------------------------
>
> Key: ELY-1235
> URL: https://issues.jboss.org/browse/ELY-1235
> Project: WildFly Elytron
> Issue Type: Bug
> Reporter: Martin Choma
> Assignee: Ilia Vassilev
> Priority: Critical
>
> Coverity found possible dereference of null.
> executePrincipalQuery() can return {{null}} and {{credential.matches()}} is called without check
> {code:java|title=JdbcSecurityRealm.java}
> @Override
> 156 public <C extends Credential> C getCredential(final Class<C> credentialType, final String algorithmName, final AlgorithmParameterSpec parameterSpec) throws RealmUnavailableException {
> 157 Assert.checkNotNullParam("credentialType", credentialType);
> 158 for (QueryConfiguration configuration : JdbcSecurityRealm.this.queryConfiguration) {
> 159 for (KeyMapper keyMapper : configuration.getColumnMappers(KeyMapper.class)) {
> 160 if (keyMapper.getCredentialAcquireSupport(credentialType, algorithmName, parameterSpec).mayBeSupported()) {
> 161 final Credential credential = executePrincipalQuery(configuration, r -> keyMapper.map(r, providers));
> 162 if (credential.matches(credentialType, algorithmName, parameterSpec)) {
> 163 return credentialType.cast(credential);
> 164 }
> 165 }
> 166 }
> 167 }
> 168
> 169 return null;
> 170 }
> {code}
> https://scan7.coverity.com/reports.htm#v23632/p11778/fileInstanceId=22329...
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[JBoss JIRA] (JGRP-2167) Highest seqno is not resent nor recorded on receivers
by Bela Ban (JIRA)
[ https://issues.jboss.org/browse/JGRP-2167?page=com.atlassian.jira.plugin.... ]
Bela Ban resolved JGRP-2167.
----------------------------
Resolution: Won't Fix
Configuring STABLE correctly fixed the issue. Feel free to re-open should you run into the problem again even with low STABLE timeouts.
> Highest seqno is not resent nor recorded on receivers
> -----------------------------------------------------
>
> Key: JGRP-2167
> URL: https://issues.jboss.org/browse/JGRP-2167
> Project: JGroups
> Issue Type: Bug
> Affects Versions: 4.0.1
> Reporter: Radim Vansa
> Assignee: Bela Ban
> Priority: Minor
> Fix For: 4.0.4
>
>
> I am investigating an issue in a stress test which leads me to a situation where in a TCP-based configuration a {{GMS[VIEW]}} is broadcast to all nodes, but it is not received by some of them. Soon after that there's a {{NAKACK2.HIGHEST_SEQNO}} that causes the node that is missing the last seqno to resend it, but the retransmit is not received either. There are no further retries, and generally no NAKACK2 activity until about 30 seconds later (when another node leaves after some timeout in the test).
> The receiver does not keep asking for retransmissions until it gets them, but it seems that {{NAKACK2.handleHighestSeqno}} doesn't update {{Table.hr}} (not sure if having highest received set to non-received msg would be legal, though).
> The sender uses default value {{NAKACK2.resend_last_seqno_max_times=1}}, and as there are no further mcast messages, the highest sent seqno does not change on sender.
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[JBoss JIRA] (JGRP-2162) Failed to send broadcast when opening the connection
by Bela Ban (JIRA)
[ https://issues.jboss.org/browse/JGRP-2162?page=com.atlassian.jira.plugin.... ]
Bela Ban resolved JGRP-2162.
----------------------------
Resolution: Won't Fix
See comments for details
> Failed to send broadcast when opening the connection
> ----------------------------------------------------
>
> Key: JGRP-2162
> URL: https://issues.jboss.org/browse/JGRP-2162
> Project: JGroups
> Issue Type: Bug
> Reporter: Radim Vansa
> Assignee: Bela Ban
> Fix For: 4.0.4
>
> Attachments: TcpNio2McastTest.java, infinispan_2.log.gz
>
>
> IRC discussion:
> {quote}
> bela_: Hi Bela, I have a weird failure in one test that seem to be rooted in JGroups. TCP_NIO2 is in charge, and there's a broadcast message to all nodes, but it seems it's not received on the other side.
> <bela_> rvansa: reproducible?
> <rvansa> bela_: it happens when the connection to a node is just being opened: I have added some trace logs and just a moment before writing to the NioConnection.send_buf it was in state "connection pending"
> <rvansa> bela_: sort of, after tens of runs of that test (on my machine) - and I've seen it first time in CI, so it could be
> <bela_> rvansa: NioConnection buffers writes up to a certain extent, then discards anything over the buffer limit
> <bela_> rvansa: max_send_buffers (default: 10). But retransmission should fix this, unless you don’t wait long enough
> <rvansa> bela_: I don't think it should go over the limit
> <rvansa> bela_: the test is not doing anything else, just sending CommitCommand (that should be couple hundred bytes at most) and then waiting
> <rvansa> bela_: according to the traces I've added, Buffers.write returned false when writing the local address, and then true when writing the actual message
> {quote}
> I have been trying to write a reproducer, and found that it's related to the fact that the failing test uses custom (fake) discovery protocol, that doesn't open the connection during startup. In my ~reproducer I had to modify tcp-nio.xml to use TCPPING with only the first node in hosts list (localhost[7800]):
> {code:xml}
> <TCPPING async_discovery="true" initial_hosts="${jgroups.tcpping.initial_hosts:localhost[7800]}" port_range="0"/>
> {code}
> This causes that the physical connection is not opened by discovery. However, the reproducer suffers from (always reproducible) flaw - it does not send the message to third node at all (and the test fails, therefore).
> Note that increasing the timeout in request options does not help.
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[JBoss JIRA] (DROOLS-1610) Runtime Exception
by Mario Fusco (JIRA)
[ https://issues.jboss.org/browse/DROOLS-1610?page=com.atlassian.jira.plugi... ]
Mario Fusco resolved DROOLS-1610.
---------------------------------
Resolution: Rejected
> Runtime Exception
> ------------------
>
> Key: DROOLS-1610
> URL: https://issues.jboss.org/browse/DROOLS-1610
> Project: Drools
> Issue Type: Bug
> Components: core engine
> Affects Versions: 6.5.0.Final
> Reporter: Salman Khan
> Assignee: Mario Fusco
>
> Getting the following exception while trying to implement Drools in Android.
> 06-08 12:25:41.660 19177-19177/com.example.admin23.droolstest W/System.err: java.lang.RuntimeException: Unable to instantiate object for class 'org.drools.android.DexPackageClassLoader' with constructor public org.drools.android.DexPackageClassLoader(org.drools.core.rule.JavaDialectRuntimeData,java.lang.ClassLoader)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.util.ClassUtils.instantiateObject(ClassUtils.java:272)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.rule.JavaDialectRuntimeData.makeClassLoader(JavaDialectRuntimeData.java:618)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.rule.JavaDialectRuntimeData.onAdd(JavaDialectRuntimeData.java:243)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.rule.builder.dialect.java.JavaDialect.<init>(JavaDialect.java:187)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.rule.builder.dialect.java.JavaDialectConfiguration.newDialect(JavaDialectConfiguration.java:91)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderConfigurationImpl.buildDialectRegistry(KnowledgeBuilderConfigurationImpl.java:392)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.compiler.PackageRegistry.<init>(PackageRegistry.java:55)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderImpl.newPackage(KnowledgeBuilderImpl.java:1571)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderImpl.initPackageRegistry(KnowledgeBuilderImpl.java:1044)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderImpl.createPackageRegistry(KnowledgeBuilderImpl.java:1015)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.initPackageRegistries(CompositeKnowledgeBuilderImpl.java:297)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.buildPackages(CompositeKnowledgeBuilderImpl.java:116)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.build(CompositeKnowledgeBuilderImpl.java:105)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.AbstractKieModule.buildKnowledgePackages(AbstractKieModule.java:244)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.AbstractKieProject.verify(AbstractKieProject.java:64)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildKieProject(KieBuilderImpl.java:230)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildAll(KieBuilderImpl.java:198)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at com.example.admin23.droolstest.MainActivity.onCreate(MainActivity.java:143)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.Activity.performCreate(Activity.java:6876)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1135)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3206)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3349)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.access$1100(ActivityThread.java:221)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1794)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.os.Handler.dispatchMessage(Handler.java:102)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.os.Looper.loop(Looper.java:158)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.main(ActivityThread.java:7224)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at java.lang.reflect.Method.invoke(Native Method)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1230)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1120)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: Caused by: java.lang.reflect.InvocationTargetException
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at java.lang.reflect.Constructor.newInstance(Native Method)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.util.ClassUtils.instantiateObject(ClassUtils.java:270)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: ... 29 more
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String java.io.File.getAbsolutePath()' on a null object reference
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.android.MultiDexClassLoader.<init>(MultiDexClassLoader.java:70)
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.android.DexPackageClassLoader.<init>(DexPackageClassLoader.java:44)
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: ... 31 more
> Whenever I'm trying to call kieBuilder.buildAll(); method it's giving me the exception rather giving the result array. Please help to resolve this. Any help would be appreciable.
> Thanks in advance.
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[JBoss JIRA] (ELY-1235) Coverity, Dereference null return value, JdbcSecurityRealm (Elytron)
by Martin Choma (JIRA)
Martin Choma created ELY-1235:
---------------------------------
Summary: Coverity, Dereference null return value, JdbcSecurityRealm (Elytron)
Key: ELY-1235
URL: https://issues.jboss.org/browse/ELY-1235
Project: WildFly Elytron
Issue Type: Bug
Reporter: Martin Choma
Assignee: Darran Lofthouse
Priority: Critical
Coverity found possible dereference of null.
executePrincipalQuery() can return {{null}} and {{credential.matches()}} is called without check
{code:java|title=JdbcSecurityRealm.java}
@Override
156 public <C extends Credential> C getCredential(final Class<C> credentialType, final String algorithmName, final AlgorithmParameterSpec parameterSpec) throws RealmUnavailableException {
157 Assert.checkNotNullParam("credentialType", credentialType);
158 for (QueryConfiguration configuration : JdbcSecurityRealm.this.queryConfiguration) {
159 for (KeyMapper keyMapper : configuration.getColumnMappers(KeyMapper.class)) {
160 if (keyMapper.getCredentialAcquireSupport(credentialType, algorithmName, parameterSpec).mayBeSupported()) {
161 final Credential credential = executePrincipalQuery(configuration, r -> keyMapper.map(r, providers));
162 if (credential.matches(credentialType, algorithmName, parameterSpec)) {
163 return credentialType.cast(credential);
164 }
165 }
166 }
167 }
168
169 return null;
170 }
{code}
https://scan7.coverity.com/reports.htm#v23632/p11778/fileInstanceId=22329...
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[JBoss JIRA] (DROOLS-1610) Runtime Exception
by Mario Fusco (JIRA)
[ https://issues.jboss.org/browse/DROOLS-1610?page=com.atlassian.jira.plugi... ]
Mario Fusco commented on DROOLS-1610:
-------------------------------------
You can find some more info regarding drools-android integration here: http://docs.jboss.org/drools/release/6.5.0.Final/drools-docs/html/ch14.html
> Runtime Exception
> ------------------
>
> Key: DROOLS-1610
> URL: https://issues.jboss.org/browse/DROOLS-1610
> Project: Drools
> Issue Type: Bug
> Components: core engine
> Affects Versions: 6.5.0.Final
> Reporter: Salman Khan
> Assignee: Mario Fusco
>
> Getting the following exception while trying to implement Drools in Android.
> 06-08 12:25:41.660 19177-19177/com.example.admin23.droolstest W/System.err: java.lang.RuntimeException: Unable to instantiate object for class 'org.drools.android.DexPackageClassLoader' with constructor public org.drools.android.DexPackageClassLoader(org.drools.core.rule.JavaDialectRuntimeData,java.lang.ClassLoader)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.util.ClassUtils.instantiateObject(ClassUtils.java:272)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.rule.JavaDialectRuntimeData.makeClassLoader(JavaDialectRuntimeData.java:618)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.rule.JavaDialectRuntimeData.onAdd(JavaDialectRuntimeData.java:243)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.rule.builder.dialect.java.JavaDialect.<init>(JavaDialect.java:187)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.rule.builder.dialect.java.JavaDialectConfiguration.newDialect(JavaDialectConfiguration.java:91)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderConfigurationImpl.buildDialectRegistry(KnowledgeBuilderConfigurationImpl.java:392)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.compiler.PackageRegistry.<init>(PackageRegistry.java:55)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderImpl.newPackage(KnowledgeBuilderImpl.java:1571)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderImpl.initPackageRegistry(KnowledgeBuilderImpl.java:1044)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderImpl.createPackageRegistry(KnowledgeBuilderImpl.java:1015)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.initPackageRegistries(CompositeKnowledgeBuilderImpl.java:297)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.buildPackages(CompositeKnowledgeBuilderImpl.java:116)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.build(CompositeKnowledgeBuilderImpl.java:105)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.AbstractKieModule.buildKnowledgePackages(AbstractKieModule.java:244)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.AbstractKieProject.verify(AbstractKieProject.java:64)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildKieProject(KieBuilderImpl.java:230)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildAll(KieBuilderImpl.java:198)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at com.example.admin23.droolstest.MainActivity.onCreate(MainActivity.java:143)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.Activity.performCreate(Activity.java:6876)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1135)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3206)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3349)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.access$1100(ActivityThread.java:221)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1794)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.os.Handler.dispatchMessage(Handler.java:102)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.os.Looper.loop(Looper.java:158)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.main(ActivityThread.java:7224)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at java.lang.reflect.Method.invoke(Native Method)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1230)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1120)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: Caused by: java.lang.reflect.InvocationTargetException
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at java.lang.reflect.Constructor.newInstance(Native Method)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.util.ClassUtils.instantiateObject(ClassUtils.java:270)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: ... 29 more
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String java.io.File.getAbsolutePath()' on a null object reference
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.android.MultiDexClassLoader.<init>(MultiDexClassLoader.java:70)
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.android.DexPackageClassLoader.<init>(DexPackageClassLoader.java:44)
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: ... 31 more
> Whenever I'm trying to call kieBuilder.buildAll(); method it's giving me the exception rather giving the result array. Please help to resolve this. Any help would be appreciable.
> Thanks in advance.
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[JBoss JIRA] (DROOLS-1610) Runtime Exception
by Mario Fusco (JIRA)
[ https://issues.jboss.org/browse/DROOLS-1610?page=com.atlassian.jira.plugi... ]
Mario Fusco commented on DROOLS-1610:
-------------------------------------
It seems you have another missing dependency (try to also add it) and anyway this problem is no longer related with drools. I'll close this ticket.
> Runtime Exception
> ------------------
>
> Key: DROOLS-1610
> URL: https://issues.jboss.org/browse/DROOLS-1610
> Project: Drools
> Issue Type: Bug
> Components: core engine
> Affects Versions: 6.5.0.Final
> Reporter: Salman Khan
> Assignee: Mario Fusco
>
> Getting the following exception while trying to implement Drools in Android.
> 06-08 12:25:41.660 19177-19177/com.example.admin23.droolstest W/System.err: java.lang.RuntimeException: Unable to instantiate object for class 'org.drools.android.DexPackageClassLoader' with constructor public org.drools.android.DexPackageClassLoader(org.drools.core.rule.JavaDialectRuntimeData,java.lang.ClassLoader)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.util.ClassUtils.instantiateObject(ClassUtils.java:272)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.rule.JavaDialectRuntimeData.makeClassLoader(JavaDialectRuntimeData.java:618)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.rule.JavaDialectRuntimeData.onAdd(JavaDialectRuntimeData.java:243)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.rule.builder.dialect.java.JavaDialect.<init>(JavaDialect.java:187)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.rule.builder.dialect.java.JavaDialectConfiguration.newDialect(JavaDialectConfiguration.java:91)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderConfigurationImpl.buildDialectRegistry(KnowledgeBuilderConfigurationImpl.java:392)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.compiler.PackageRegistry.<init>(PackageRegistry.java:55)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderImpl.newPackage(KnowledgeBuilderImpl.java:1571)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderImpl.initPackageRegistry(KnowledgeBuilderImpl.java:1044)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderImpl.createPackageRegistry(KnowledgeBuilderImpl.java:1015)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.initPackageRegistries(CompositeKnowledgeBuilderImpl.java:297)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.buildPackages(CompositeKnowledgeBuilderImpl.java:116)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.build(CompositeKnowledgeBuilderImpl.java:105)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.AbstractKieModule.buildKnowledgePackages(AbstractKieModule.java:244)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.AbstractKieProject.verify(AbstractKieProject.java:64)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildKieProject(KieBuilderImpl.java:230)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildAll(KieBuilderImpl.java:198)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at com.example.admin23.droolstest.MainActivity.onCreate(MainActivity.java:143)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.Activity.performCreate(Activity.java:6876)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1135)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3206)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3349)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.access$1100(ActivityThread.java:221)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1794)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.os.Handler.dispatchMessage(Handler.java:102)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.os.Looper.loop(Looper.java:158)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.main(ActivityThread.java:7224)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at java.lang.reflect.Method.invoke(Native Method)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1230)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1120)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: Caused by: java.lang.reflect.InvocationTargetException
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at java.lang.reflect.Constructor.newInstance(Native Method)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.util.ClassUtils.instantiateObject(ClassUtils.java:270)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: ... 29 more
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String java.io.File.getAbsolutePath()' on a null object reference
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.android.MultiDexClassLoader.<init>(MultiDexClassLoader.java:70)
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.android.DexPackageClassLoader.<init>(DexPackageClassLoader.java:44)
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: ... 31 more
> Whenever I'm trying to call kieBuilder.buildAll(); method it's giving me the exception rather giving the result array. Please help to resolve this. Any help would be appreciable.
> Thanks in advance.
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[JBoss JIRA] (DROOLS-1610) Runtime Exception
by Salman Khan (JIRA)
[ https://issues.jboss.org/browse/DROOLS-1610?page=com.atlassian.jira.plugi... ]
Salman Khan commented on DROOLS-1610:
-------------------------------------
[~mfusco] I have tried to add that dependency but it's showing me following error -
Failed to resolve: com.android:dx:1.10
> Runtime Exception
> ------------------
>
> Key: DROOLS-1610
> URL: https://issues.jboss.org/browse/DROOLS-1610
> Project: Drools
> Issue Type: Bug
> Components: core engine
> Affects Versions: 6.5.0.Final
> Reporter: Salman Khan
> Assignee: Mario Fusco
>
> Getting the following exception while trying to implement Drools in Android.
> 06-08 12:25:41.660 19177-19177/com.example.admin23.droolstest W/System.err: java.lang.RuntimeException: Unable to instantiate object for class 'org.drools.android.DexPackageClassLoader' with constructor public org.drools.android.DexPackageClassLoader(org.drools.core.rule.JavaDialectRuntimeData,java.lang.ClassLoader)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.util.ClassUtils.instantiateObject(ClassUtils.java:272)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.rule.JavaDialectRuntimeData.makeClassLoader(JavaDialectRuntimeData.java:618)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.rule.JavaDialectRuntimeData.onAdd(JavaDialectRuntimeData.java:243)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.rule.builder.dialect.java.JavaDialect.<init>(JavaDialect.java:187)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.rule.builder.dialect.java.JavaDialectConfiguration.newDialect(JavaDialectConfiguration.java:91)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderConfigurationImpl.buildDialectRegistry(KnowledgeBuilderConfigurationImpl.java:392)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.compiler.PackageRegistry.<init>(PackageRegistry.java:55)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderImpl.newPackage(KnowledgeBuilderImpl.java:1571)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderImpl.initPackageRegistry(KnowledgeBuilderImpl.java:1044)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.KnowledgeBuilderImpl.createPackageRegistry(KnowledgeBuilderImpl.java:1015)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.initPackageRegistries(CompositeKnowledgeBuilderImpl.java:297)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.buildPackages(CompositeKnowledgeBuilderImpl.java:116)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.builder.impl.CompositeKnowledgeBuilderImpl.build(CompositeKnowledgeBuilderImpl.java:105)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.AbstractKieModule.buildKnowledgePackages(AbstractKieModule.java:244)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.AbstractKieProject.verify(AbstractKieProject.java:64)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildKieProject(KieBuilderImpl.java:230)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildAll(KieBuilderImpl.java:198)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at com.example.admin23.droolstest.MainActivity.onCreate(MainActivity.java:143)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.Activity.performCreate(Activity.java:6876)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1135)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3206)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3349)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.access$1100(ActivityThread.java:221)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1794)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.os.Handler.dispatchMessage(Handler.java:102)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.os.Looper.loop(Looper.java:158)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at android.app.ActivityThread.main(ActivityThread.java:7224)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at java.lang.reflect.Method.invoke(Native Method)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1230)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1120)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: Caused by: java.lang.reflect.InvocationTargetException
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at java.lang.reflect.Constructor.newInstance(Native Method)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.core.util.ClassUtils.instantiateObject(ClassUtils.java:270)
> 06-08 12:25:41.670 19177-19177/com.example.admin23.droolstest W/System.err: ... 29 more
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String java.io.File.getAbsolutePath()' on a null object reference
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.android.MultiDexClassLoader.<init>(MultiDexClassLoader.java:70)
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: at org.drools.android.DexPackageClassLoader.<init>(DexPackageClassLoader.java:44)
> 06-08 12:25:41.680 19177-19177/com.example.admin23.droolstest W/System.err: ... 31 more
> Whenever I'm trying to call kieBuilder.buildAll(); method it's giving me the exception rather giving the result array. Please help to resolve this. Any help would be appreciable.
> Thanks in advance.
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