[jboss-jira] [JBoss JIRA] Closed: (JBRULES-2885) DRL Mvel exception parsing escape sequences with \(

DRL Mvel exception parsing escape sequences with \( --------------------------------------------------- Key: JBRULES-2885 URL: https://issues.jboss.org/browse/JBRULES-2885 Project: Drools Issue Type: Bug Security Level: Public(Everyone can see) Components: drools-compiler Affects Versions: 5.2.0.M1 Environment: Windows Java 1.5 Latest version of Drools 5.2.0.M1 including attached mvel version Reporter: Joe White Assignee: Edson Tirelli Fix For: 5.2.0.M2 Exception thrown when adding the DRL below. The DRL isn't pasting correctly there is a slash before the ( and a slash before ) Functions correctly in 5.0.1 and 5.1.1 *******************DRL********************************** package benefitResolution.oop; import java.util.Map; import com.recondotech.droolsTest.TestObject; dialect "mvel" rule "Rule with parens" salience 300 when $testObj : TestObject($mapData: mapData) Map(this['STRING_WITH_PARENS'] matches '(?i).*\(ROUTINE\).*') from $mapData then System.out.println("PASS"); end ******************************************************** ****************Exception****************************** Unable to determine the used declarations. [Error: illegal escape sequence: (] [Near : {... ENS'] ~= "(?i).*\(ROUTINE\).* ....}] ^ [Line: 1, Column: 51] : [Rule name='Set Value One Negative'] java.lang.IllegalArgumentException: Could not parse knowledge. at com.recondotech.droolsTest.DroolsUpdateTest.readKnowledgeBase(DroolsUpdateTest.java:40) at com.recondotech.droolsTest.DroolsUpdateTest.testUpdate(DroolsUpdateTest.java:21) 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:597) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:73) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:46) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:180) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:41) at org.junit.runners.ParentRunner$1.evaluate(ParentRunner.java:173) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31) at org.junit.runners.ParentRunner.run(ParentRunner.java:220) at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:46) at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)