[jboss-jira] [JBoss JIRA] (DROOLS-4542) Executable model compilation fails with map modification in action

Executable model compilation fails with map modification in action ------------------------------------------------------------------ Key: DROOLS-4542 URL: https://issues.jboss.org/browse/DROOLS-4542 Project: Drools Issue Type: Bug Components: core engine, executable model Affects Versions: 7.24.0.Final, 7.27.0.Final Environment: - 7.24.0.Final and later version - building executable model - dialect "mvel" Reporter: Hiroko Miura Assignee: Luca Molteni Priority: Major Labels: support Attachments: generateModel-build-error.zip The following expression on update of Map in RHS causes an error when building executable model. * Pattern1 {noformat} m.mapVal["rule1"] = "value1"; {noformat} * Error1 (NPE) {noformat} [ERROR] Failed to execute goal org.kie:kie-maven-plugin:7.24.0.Final:generateModel (default-generateModel) on project build-error: Execution default-generateModel of goal org.kie:kie-maven-plugin:7.24.0.Final:generateModel failed.: NullPointerException -> [Help 1] org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.kie:kie-maven-plugin:7.24.0.Final:generateModel (default-generateModel) on project build-error: Execution default-generateModel of goal org.kie:kie-maven-plugin:7.24.0.Final:generateModel failed. {noformat} or * Pattern2 {noformat} m.getMapVal().put( "rule2", "value2" ); {noformat} * Error2 {noformat} [ERROR] Failed to execute goal org.kie:kie-maven-plugin:7.24.0.Final:generateModel (default-generateModel) on project build-error: A type incompatibility occurred while executing org.kie:kie-maven-plugin:7.24.0.Final:generateModel: sun.reflect.generics.reflectiveObjects.ParameterizedTypeImpl cannot be cast to java.lang.Class {noformat} This does not happen with 7.23.0.Final.