Ensure minimal configuration is present to avoid "unexpected global

error" when verifying new patterns added in the Guided Rule Editor.

drools-verifier/src/main/java/org/drools/verifier/EmptyVerifierConfiguration.java

@@ -0,0 +1,31 @@
+/*
+ * Copyright 2010 JBoss Inc
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.drools.verifier;
+
+import org.drools.builder.ResourceType;
+import org.drools.io.ResourceFactory;
+
+public class EmptyVerifierConfiguration extends VerifierConfigurationImpl {
+
+    public EmptyVerifierConfiguration() {
+        //Ensure mandatory bootstrap items have been setup
+        verifyingResources.put( ResourceFactory.newClassPathResource( "bootstrap-essentials.drl",
+                                                                      getClass() ),
+                                ResourceType.DRL );
+    }
+
+}

drools-verifier/src/main/resources/org/drools/verifier/bootstrap-essentials.drl

@@ -0,0 +1,23 @@
+/*
+ * Copyright 2012 JBoss Inc
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.drools.verifier
+
+//list any import classes here.
+import org.drools.verifier.data.VerifierReport;
+
+//declare any global variables here
+global VerifierReport result;

drools-verifier/src/main/resources/org/drools/verifier/scope-knowledge-package.xml

@@ -2,6 +2,8 @@
             xmlns:xs='http://www.w3.org/2001/XMLSchema-instance'
             xs:schemaLocation='http://drools.org/drools-5.0/change-set http://anonsvn.jboss.org/repos/labs/labs/jbossrules/trunk/drools-api/src/main/resources/change-set-1.0.0.xsd' >
   <add>
+    <resource source='classpath:org/drools/verifier/bootstrap-essentials.drl'
+      type='DRL' />
     <resource source='classpath:org/drools/verifier/Consequence.drl'
       type='DRL' />
     <!-- Always false -->