[rules-users] java.lang.VerifyError: Bad type on operand stack

Davide Sottara dsotty at gmail.com
Tue Apr 15 12:59:09 EDT 2014


Looks like a bug.. can you post the DRL that generates this error?


On 04/15/2014 09:12 AM, lvtenorio wrote:
> Hello,
>
> I am writing a rules file and unit tests to test each one of them. I am
> getting this error during the execution
>
> java.lang.VerifyError: Bad type on operand stack
> Exception Details:
>   Location:
>    
> ConditionEvaluator81806ffb7242407db6e6d8f829f4fd4d.evaluate(Lorg/drools/core/common/InternalFactHandle;Lorg/drools/core/common/InternalWorkingMemory;Lorg/dr
> ools/core/reteoo/LeftTuple;)Z @12: ireturn
>   Reason:
>     Type 'java/lang/Boolean' (current frame, stack[0]) is not assignable to
> integer
>   Current Frame:
>     bci: @12
>     flags: { }
>     locals: { 'ConditionEvaluator81806ffb7242407db6e6d8f829f4fd4d',
> 'org/drools/core/common/InternalFactHandle',
> 'org/drools/core/common/InternalWorkingMemory',
>  'org/drools/core/reteoo/LeftTuple' }
>     stack: { 'java/lang/Boolean' }
>   Bytecode:
>     0000000: 2bb9 001b 0100 c000 1db6 0021 ac
>
>         at java.lang.Class.getDeclaredConstructors0(Native Method)
>         at java.lang.Class.privateGetDeclaredConstructors(Class.java:2493)
>         at java.lang.Class.getConstructor0(Class.java:2803)
>         at java.lang.Class.getConstructor(Class.java:1718)
>         at
> org.drools.core.rule.builder.dialect.asm.ClassGenerator.newInstance(ClassGenerator.java:197)
>         at
> org.drools.core.rule.constraint.ASMConditionEvaluatorJitter.jitEvaluator(ASMConditionEvaluatorJitter.java:55)
>         at
> org.drools.core.rule.constraint.MvelConstraint.executeJitting(MvelConstraint.java:289)
>         at
> org.drools.core.rule.constraint.MvelConstraint.access$200(MvelConstraint.java:53)
>         at
> org.drools.core.rule.constraint.MvelConstraint$ConditionJitter.run(MvelConstraint.java:266)
>         at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>         at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>         at java.lang.Thread.run(Thread.java:744)
>
>
> The tests don't stop running and keep working. Here is my pom in case it
> helps
>
> <project xmlns="http://maven.apache.org/POM/4.0.0"
>          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
>          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
> http://maven.apache.org/xsd/maven-4.0.0.xsd">
>     <modelVersion>4.0.0</modelVersion>
>
>     <groupId>DroolsTest</groupId>
>     <artifactId>DroolsTest</artifactId>
>     <version>1.0-SNAPSHOT</version>
>
>     <dependencies>
>         <dependency>
>             <groupId>org.apache.maven.plugins</groupId>
>             <artifactId>maven-jxr-plugin</artifactId>
>             <version>2.4</version>
>         </dependency>
>
>         
>         <dependency>
>             <groupId>org.codehaus.groovy</groupId>
>             <artifactId>groovy-eclipse-batch</artifactId>
>             <version>2.1.8-01</version>
>         </dependency>
>
>         
>         <dependency>
>             <groupId>org.drools</groupId>
>             <artifactId>drools-compiler</artifactId>
>             <version>6.1.0.Beta1</version>
>         </dependency>
>
>         <dependency>
>             <groupId>org.drools</groupId>
>             <artifactId>drools-core</artifactId>
>             <version>6.1.0.Beta1</version>
>         </dependency>
>
>         <dependency>
>             <groupId>org.drools</groupId>
>             <artifactId>knowledge-api</artifactId>
>             <version>6.1.0.Beta1</version>
>         </dependency>
>         
>             
>             
>             
>         
>
>
>         
>         <dependency>
>             <groupId>joda-time</groupId>
>             <artifactId>joda-time</artifactId>
>             <version>2.3</version>
>         </dependency>
>
>         <dependency>
>             <groupId>commons-lang</groupId>
>             <artifactId>commons-lang</artifactId>
>             <version>2.6</version>
>         </dependency>
>
>         <dependency>
>             <groupId>org.slf4j</groupId>
>             <artifactId>slf4j-api</artifactId>
>             <version>1.7.6</version>
>         </dependency>
>
>         <dependency>
>             <groupId>org.slf4j</groupId>
>             <artifactId>slf4j-log4j12</artifactId>
>             <version>1.7.6</version>
>         </dependency>
>
>         <dependency>
>             <groupId>junit</groupId>
>             <artifactId>junit</artifactId>
>             <version>4.7</version>
>         </dependency>
>
>         <dependency>
>             <groupId>org.codehaus.gmaven.runtime</groupId>
>             <artifactId>gmaven-runtime-1.6</artifactId>
>             <version>1.5</version>
>         </dependency>
>     </dependencies>
>
>     <build>
>         <plugins>
>             <plugin>
>                 <groupId>org.apache.maven.plugins</groupId>
>                 <artifactId>maven-compiler-plugin</artifactId>
>                 <version>3.1</version>
>                 <configuration>
>                     <source>1.7</source>
>                     <target>1.7</target>
>                 </configuration>
>             </plugin>
>             <plugin>
>                 <artifactId>maven-surefire-plugin</artifactId>
>                 <version>2.9</version>
>                 <configuration>
>                    
> <redirectTestOutputToFile>false</redirectTestOutputToFile>
>                     <printSummary>true</printSummary>
>                     <reportFormat>plain</reportFormat>
>                 </configuration>
>             </plugin>
>             <plugin>
>                 <groupId>org.apache.maven.plugins</groupId>
>                 <artifactId>maven-surefire-report-plugin</artifactId>
>                 <version>2.9</version>
>                 <configuration>
>                     
>                 </configuration>
>             </plugin>
>             <plugin>
>                 <groupId>org.apache.maven.plugins</groupId>
>                 <artifactId>maven-jxr-plugin</artifactId>
>                 <version>2.4</version>
>             </plugin>
>             <plugin>
>                 <groupId>org.codehaus.gmaven</groupId>
>                 <artifactId>gmaven-plugin</artifactId>
>                 <version>1.5</version>
>                 <executions>
>                     <execution>
>                         <goals>
>                             <goal>generateStubs</goal>
>                             <goal>compile</goal>
>                             <goal>generateTestStubs</goal>
>                             <goal>testCompile</goal>
>                         </goals>
>                     </execution>
>                 </executions>
>             </plugin>
>         </plugins>
>     </build>
>     <reporting>
>         <plugins>
>             <plugin>
>                 <groupId>org.apache.maven.plugins</groupId>
>                 <artifactId>maven-surefire-report-plugin</artifactId>
>                 <version>2.17</version>
>                 <configuration>
>                     
>                 </configuration>
>             </plugin>
>             <plugin>
>                 <groupId>org.apache.maven.plugins</groupId>
>                 <artifactId>maven-jxr-plugin</artifactId>
>                 <version>2.3</version>
>             </plugin>
>         </plugins>
>     </reporting>
> </project>
>
>
> I am using IntelliJ IDEA13.0.2 
>
>
>
> --
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