[seam-commits] Seam SVN: r11911 - in modules/drools/trunk: src/main/java/org/jboss/seam/drools and 1 other directories.

Author: tsurdilovic Date: 2010-01-05 12:45:59 -0500 (Tue, 05 Jan 2010) New Revision: 11911 Added: modules/drools/trunk/src/main/java/org/jboss/seam/drools/KnowledgeBase.java modules/drools/trunk/src/main/java/org/jboss/seam/drools/TemplateDataProvider.java modules/drools/trunk/src/main/java/org/jboss/seam/drools/events/ modules/drools/trunk/src/main/java/org/jboss/seam/drools/events/KnowledgeBuilderErrorsEvent.java modules/drools/trunk/src/main/java/org/jboss/seam/drools/events/RuleResourceAddedEvent.java Removed: modules/drools/trunk/src/main/java/org/jboss/seam/drools/Decision.java modules/drools/trunk/src/main/java/org/jboss/seam/drools/DroolsActionHandler.java modules/drools/trunk/src/main/java/org/jboss/seam/drools/DroolsAssignmentHandler.java modules/drools/trunk/src/main/java/org/jboss/seam/drools/DroolsDecisionHandler.java modules/drools/trunk/src/main/java/org/jboss/seam/drools/DroolsHandler.java modules/drools/trunk/src/main/java/org/jboss/seam/drools/ManagedWorkingMemory.java modules/drools/trunk/src/main/java/org/jboss/seam/drools/RuleAgent.java modules/drools/trunk/src/main/java/org/jboss/seam/drools/RuleBase.java modules/drools/trunk/src/main/java/org/jboss/seam/drools/SeamGlobalResolver.java Modified: modules/drools/trunk/pom.xml Log: Drools 5 Integration. Modified: modules/drools/trunk/pom.xml =================================================================== --- modules/drools/trunk/pom.xml 2010-01-05 11:43:52 UTC (rev 11910) +++ modules/drools/trunk/pom.xml 2010-01-05 17:45:59 UTC (rev 11911) @@ -13,7 +13,7 @@ <version>3.0.0-SNAPSHOT</version> <name>Seam Drools</name> - <!-- Snapshots repo to get parent --> + <!-- Snapshots repo to get parent --> <repositories> <repository> <id>oss.sonatype.org/jboss-snapshots</id> @@ -35,13 +35,7 @@ <dependencies> - <dependency> - <groupId>javax.servlet</groupId> - <artifactId>servlet-api</artifactId> - <scope>provided</scope> - </dependency> - - <dependency> + <dependency> <groupId>org.drools</groupId> <artifactId>drools-compiler</artifactId> <scope>provided</scope> @@ -51,8 +45,19 @@ <groupId>org.drools</groupId> <artifactId>drools-core</artifactId> </dependency> + + <dependency> + <groupId>org.drools</groupId> + <artifactId>drools-templates</artifactId> + </dependency> <dependency> + <groupId>javax.servlet</groupId> + <artifactId>servlet-api</artifactId> + <scope>provided</scope> + </dependency> + + <dependency> <groupId>javax.el</groupId> <artifactId>el-api</artifactId> <scope>provided</scope> @@ -63,6 +68,14 @@ <artifactId>cdi-api</artifactId> <scope>provided</scope> </dependency> + + <!-- non portable dependency --> + <dependency> + <groupId>org.jboss.weld</groupId> + <artifactId>weld-core</artifactId> + <version>1.0.0</version> + <scope>provided</scope> + </dependency> </dependencies> Deleted: modules/drools/trunk/src/main/java/org/jboss/seam/drools/Decision.java =================================================================== --- modules/drools/trunk/src/main/java/org/jboss/seam/drools/Decision.java 2010-01-05 11:43:52 UTC (rev 11910) +++ modules/drools/trunk/src/main/java/org/jboss/seam/drools/Decision.java 2010-01-05 17:45:59 UTC (rev 11911) @@ -1,21 +0,0 @@ -package org.jboss.seam.drools; - -/** - * API for setting the result of a decision from rules in - * a Drools decision handler. - * - */ -public class Decision -{ - private String outcome; - - public String getOutcome() - { - return outcome; - } - - public void setOutcome(String outcome) - { - this.outcome = outcome; - } -} Deleted: modules/drools/trunk/src/main/java/org/jboss/seam/drools/DroolsActionHandler.java =================================================================== --- modules/drools/trunk/src/main/java/org/jboss/seam/drools/DroolsActionHandler.java 2010-01-05 11:43:52 UTC (rev 11910) +++ modules/drools/trunk/src/main/java/org/jboss/seam/drools/DroolsActionHandler.java 2010-01-05 17:45:59 UTC (rev 11911) @@ -1,30 +0,0 @@ -package org.jboss.seam.drools; - -import java.util.List; - -//import org.jbpm.graph.def.ActionHandler; -//import org.jbpm.graph.exe.ExecutionContext; - -/** - * A jBPM ActionHandler that delegates to a Drools WorkingMemory - * held in a Seam context variable. - * - * @author Jeff Delong - * @author Gavin King - * - */ -public class DroolsActionHandler extends DroolsHandler //implements ActionHandler -{ - private static final long serialVersionUID = 7752070876220597913L; - - public List<String> assertObjects; - public String workingMemoryName; - - //public void execute(ExecutionContext executionContext) throws Exception - //{ - // Disabled BPM support for now - - //getWorkingMemory(workingMemoryName, assertObjects, executionContext).fireAllRules(); - //} - -} \ No newline at end of file Deleted: modules/drools/trunk/src/main/java/org/jboss/seam/drools/DroolsAssignmentHandler.java =================================================================== --- modules/drools/trunk/src/main/java/org/jboss/seam/drools/DroolsAssignmentHandler.java 2010-01-05 11:43:52 UTC (rev 11910) +++ modules/drools/trunk/src/main/java/org/jboss/seam/drools/DroolsAssignmentHandler.java 2010-01-05 17:45:59 UTC (rev 11911) @@ -1,35 +0,0 @@ -package org.jboss.seam.drools; - -import java.util.List; - -import org.drools.WorkingMemory; -//import org.jbpm.graph.exe.ExecutionContext; -//import org.jbpm.taskmgmt.def.AssignmentHandler; -//import org.jbpm.taskmgmt.exe.Assignable; - -/** - * A jBPM AssignmentHandler that delegates to a Drools WorkingMemory - * held in a Seam context variable. - * - * @author Jeff Delong - * @author Gavin King - * - */ -public class DroolsAssignmentHandler extends DroolsHandler //implements AssignmentHandler -{ - private static final long serialVersionUID = -7114640047036854546L; - - public String workingMemoryName; - public List<String> assertObjects; - - //public void assign(Assignable assignable, ExecutionContext executionContext) throws Exception - //{ - // Disabled BPM support for now - /* - WorkingMemory workingMemory = getWorkingMemory(workingMemoryName, assertObjects, executionContext); - workingMemory.setGlobal( "assignable", assignable ); - workingMemory.fireAllRules(); - */ - //} - -} \ No newline at end of file Deleted: modules/drools/trunk/src/main/java/org/jboss/seam/drools/DroolsDecisionHandler.java =================================================================== --- modules/drools/trunk/src/main/java/org/jboss/seam/drools/DroolsDecisionHandler.java 2010-01-05 11:43:52 UTC (rev 11910) +++ modules/drools/trunk/src/main/java/org/jboss/seam/drools/DroolsDecisionHandler.java 2010-01-05 17:45:59 UTC (rev 11911) @@ -1,37 +0,0 @@ -package org.jboss.seam.drools; - -import java.util.List; - -import org.drools.WorkingMemory; -//import org.jbpm.graph.exe.ExecutionContext; -//import org.jbpm.graph.node.DecisionHandler; - -/** - * A jBPM DecisionHandler that delegates to a Drools WorkingMemory - * held in a Seam context variable. The decision outcome is returned - * by setting the outcome attribute of the global named "decision". - * - * @author Gavin King - * - */ -public class DroolsDecisionHandler extends DroolsHandler //implements DecisionHandler -{ - private static final long serialVersionUID = -8900810376838166513L; - - public List<String> assertObjects; - public String workingMemoryName; - - //public String decide(ExecutionContext executionContext) throws Exception - //{ - // Disabled BPM support for now - /* - WorkingMemory workingMemory = getWorkingMemory(workingMemoryName, assertObjects, executionContext); - workingMemory.setGlobal( "decision", new Decision() ); - workingMemory.fireAllRules(); - return ( (Decision) workingMemory.getGlobal("decision") ).getOutcome(); - */ - - // return null; - //} - -} \ No newline at end of file Deleted: modules/drools/trunk/src/main/java/org/jboss/seam/drools/DroolsHandler.java =================================================================== --- modules/drools/trunk/src/main/java/org/jboss/seam/drools/DroolsHandler.java 2010-01-05 11:43:52 UTC (rev 11910) +++ modules/drools/trunk/src/main/java/org/jboss/seam/drools/DroolsHandler.java 2010-01-05 17:45:59 UTC (rev 11911) @@ -1,62 +0,0 @@ -package org.jboss.seam.drools; - -import java.util.List; - -import org.drools.FactHandle; -import org.drools.WorkingMemory; -//import org.jbpm.graph.exe.ExecutionContext; -//import org.jbpm.jpdl.el.ELException; - -/** - * Common functionality for jBPM handlers for Drools. - * - * @author Jeff Delong - * @author Gavin King - * - */ -public class DroolsHandler -{ - // Disabled BPM support for now - - /* - protected WorkingMemory getWorkingMemory(String workingMemoryName, List<String> expressions, ExecutionContext executionContext) - throws ELException - { - WorkingMemory workingMemory = (WorkingMemory) Component.getInstance(workingMemoryName, true); - - for (String objectName: expressions) - { - Object object = Expressions.instance().createValueExpression(objectName).getValue(); - - // assert the object into the rules engine - if (object instanceof Iterable) - { - for (Object element: (Iterable) object) - { - assertObject(workingMemory, element); - } - } - else - { - assertObject(workingMemory, object); - } - } - - workingMemory.insert(Actor.instance()); - - return workingMemory; - }*/ - - private void assertObject(WorkingMemory workingMemory, Object element) - { - FactHandle fact = workingMemory.getFactHandle(element); - if (fact==null) - { - workingMemory.insert(element); - } - else - { - workingMemory.update(fact, element); - } - } -} Added: modules/drools/trunk/src/main/java/org/jboss/seam/drools/KnowledgeBase.java =================================================================== --- modules/drools/trunk/src/main/java/org/jboss/seam/drools/KnowledgeBase.java (rev 0) +++ modules/drools/trunk/src/main/java/org/jboss/seam/drools/KnowledgeBase.java 2010-01-05 17:45:59 UTC (rev 11911) @@ -0,0 +1,252 @@ +package org.jboss.seam.drools; + +import java.io.InputStream; +import java.io.Reader; +import java.io.Serializable; +import java.io.StringReader; +import java.util.Properties; +import java.util.regex.Pattern; + +import javax.enterprise.context.ApplicationScoped; +import javax.enterprise.inject.Disposes; +import javax.enterprise.inject.Produces; +import javax.enterprise.inject.spi.Bean; +import javax.enterprise.inject.spi.BeanManager; +import javax.inject.Inject; +import javax.security.auth.login.Configuration; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import org.drools.KnowledgeBaseConfiguration; +import org.drools.builder.KnowledgeBuilderConfiguration; +import org.drools.KnowledgeBaseFactory; +import org.drools.event.knowledgebase.KnowledgeBaseEventListener; +import org.drools.builder.KnowledgeBuilderFactory; +import org.drools.builder.KnowledgeBuilder; +import org.drools.builder.KnowledgeBuilderError; +import org.drools.builder.KnowledgeBuilderErrors; +import org.drools.builder.ResourceType; +import org.drools.io.ResourceFactory; +import org.drools.template.ObjectDataCompiler; +import org.jboss.seam.drools.events.KnowledgeBuilderErrorsEvent; +import org.jboss.seam.drools.events.RuleResourceAddedEvent; + +/** + * Manager component for a Drools KnowledgeBase. + * + * @author Tihomir Surdilovic + */ +@ApplicationScoped +public class KnowledgeBase implements Serializable +{ + private static final long serialVersionUID = 8165645910387861887L; + + private static final Logger log = LoggerFactory.getLogger(org.jboss.seam.drools.KnowledgeBase.class); + + private static final Pattern DIVIDER = Pattern.compile(";"); + private static final int RESOURCE_PATH = 0; + private static final int RESOURCE = 1; + private static final int RESOURCE_TYPE = 2; + private static final int RESOURCE_TEMPLATE_DATA = 3; + private static final String RESOURCE_TYPE_URL = "url"; + private static final String RESOURCE_TYPE_FILE = "file"; + private static final String RESOURCE_TYPE_CLASSPATH = "classpath"; + + private String knowledgeBuilderConfig; + private String knowledgeBaseConfig; + private String[] ruleResources; + private String[] eventListeners; + private org.drools.KnowledgeBase kbase; + + @Inject BeanManager manager; + + @Produces org.drools.KnowledgeBase getKnowledgeBase() { + return kbase; + } + + public void dispose(@Disposes org.drools.KnowledgeBase kbase) { + kbase = null; + } + + + // @Inject + public void create() throws Exception + { + KnowledgeBuilderConfiguration kbuilderconfig = KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration(); + // Only allow resource for .properties files + if (knowledgeBuilderConfig != null && knowledgeBuilderConfig.endsWith(".properties")) + { + Properties kbuilderProp = new Properties(); + InputStream in = this.getClass().getClassLoader().getResourceAsStream(knowledgeBuilderConfig); + if (in == null) + { + throw new IllegalStateException("Could not locate knowledgeBuilderConfig: " + knowledgeBuilderConfig); + } + kbuilderProp.load(in); + in.close(); + kbuilderconfig = KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration(kbuilderProp, null); + log.debug("KnowledgeBuilderConfiguration loaded: " + knowledgeBuilderConfig); + } + + KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder(kbuilderconfig); + + if (ruleResources != null) + { + for (String nextResource : ruleResources) + { + addResource(kbuilder, nextResource); + } + } + + KnowledgeBuilderErrors kbuildererrors = kbuilder.getErrors(); + if (kbuildererrors.size() > 0) + { + for (KnowledgeBuilderError kbuildererror : kbuildererrors) + { + log.error(kbuildererror.getMessage()); + } + manager.fireEvent(new KnowledgeBuilderErrorsEvent(kbuildererrors)); + } + + KnowledgeBaseConfiguration kbaseconfig = KnowledgeBaseFactory.newKnowledgeBaseConfiguration(); + + // Only allow resource for .properties files + if (knowledgeBaseConfig != null && knowledgeBaseConfig.endsWith(".properties")) + { + Properties kbaseProp = new Properties(); + InputStream in = this.getClass().getClassLoader().getResourceAsStream(knowledgeBaseConfig); + if (in == null) + { + throw new IllegalStateException("Could not locate knowledgeBaseConfig: " + knowledgeBaseConfig); + } + kbaseProp.load(in); + in.close(); + kbaseconfig = KnowledgeBaseFactory.newKnowledgeBaseConfiguration(kbaseProp, null); + log.debug("KnowledgeBaseConfiguration loaded: " + knowledgeBaseConfig); + } + + kbase = KnowledgeBaseFactory.newKnowledgeBase(kbaseconfig); + kbase.addKnowledgePackages(kbuilder.getKnowledgePackages()); + + if(eventListeners != null) { + for(String eventListener : eventListeners) { + addEventListener(kbase, eventListener); + } + } + } + + protected void addEventListener(org.drools.KnowledgeBase kbase, String eventListener) { + try { + Class eventListenerClass = Class.forName(eventListener); + Object eventListenerObject = eventListenerClass.newInstance(); + + if(eventListenerObject instanceof KnowledgeBaseEventListener) { + kbase.addEventListener((KnowledgeBaseEventListener) eventListenerObject); + } else { + log.debug("Event Listener " + eventListener + " is not of type KnowledgeBaseEventListener"); + } + } catch(Exception e) { + log.error("Error adding event listener " + e.getMessage()); + } + } + + protected void addResource(KnowledgeBuilder kbuilder, String resource) throws Exception + { + String[] resourceParts = DIVIDER.split(resource.trim()); + + if (resourceParts.length < 3) + { + log.error("Invalid resource definition: " + resource); + } + else + { + ResourceType resourceType = ResourceType.getResourceType(resourceParts[RESOURCE_TYPE]); + + if (resourceParts.length == 4) + { + @SuppressWarnings("unchecked") + Bean<TemplateDataProvider> templateDataProviderBean = (Bean<TemplateDataProvider>) manager.getBeans(resourceParts[RESOURCE_TEMPLATE_DATA]).iterator().next(); + + TemplateDataProvider templateDataProvider = (TemplateDataProvider) manager.getReference(templateDataProviderBean, Configuration.class, manager.createCreationalContext(templateDataProviderBean)); + + InputStream templateStream = this.getClass().getClassLoader().getResourceAsStream(resourceParts[RESOURCE]); + if (templateStream == null) + { + throw new IllegalStateException("Could not locate rule resource: " + resourceParts[RESOURCE]); + } + + ObjectDataCompiler converter = new ObjectDataCompiler(); + String drl = converter.compile(templateDataProvider.getTemplateData(), templateStream); + templateStream.close(); + log.debug("Generated following DRL from template: " + drl); + Reader rdr = new StringReader(drl); + + kbuilder.add(ResourceFactory.newReaderResource(rdr), resourceType); + } + else + { + if (resourceParts[RESOURCE_PATH].equals(RESOURCE_TYPE_URL)) + { + kbuilder.add(ResourceFactory.newUrlResource(resourceParts[RESOURCE]), resourceType); + manager.fireEvent(new RuleResourceAddedEvent(resourceParts[RESOURCE])); + } + else if (resourceParts[RESOURCE_PATH].equals(RESOURCE_TYPE_FILE)) + { + kbuilder.add(ResourceFactory.newFileResource(resourceParts[RESOURCE]), resourceType); + manager.fireEvent(new RuleResourceAddedEvent(resourceParts[RESOURCE])); + } + else if (resourceParts[RESOURCE_PATH].equals(RESOURCE_TYPE_CLASSPATH)) + { + kbuilder.add(ResourceFactory.newClassPathResource(resourceParts[RESOURCE]), resourceType); + manager.fireEvent(new RuleResourceAddedEvent(resourceParts[RESOURCE])); + } + else + { + log.error("Invalid resource path: " + resourceParts[RESOURCE_PATH]); + } + } + } + } + + public String getKnowledgeBuilderConfig() + { + return knowledgeBuilderConfig; + } + + public void setKnowledgeBuilderConfig(String knowledgeBuilderConfig) + { + this.knowledgeBuilderConfig = knowledgeBuilderConfig; + } + + public String getKnowledgeBaseConfig() + { + return knowledgeBaseConfig; + } + + public void setKnowledgeBaseConfig(String knowledgeBaseConfig) + { + this.knowledgeBaseConfig = knowledgeBaseConfig; + } + + public String[] getRuleResources() + { + return ruleResources; + } + + public void setRuleResources(String[] ruleResources) + { + this.ruleResources = ruleResources; + } + + public String[] getEventListeners() + { + return eventListeners; + } + + public void setEventListeners(String[] eventListeners) + { + this.eventListeners = eventListeners; + } + +} Deleted: modules/drools/trunk/src/main/java/org/jboss/seam/drools/ManagedWorkingMemory.java =================================================================== --- modules/drools/trunk/src/main/java/org/jboss/seam/drools/ManagedWorkingMemory.java 2010-01-05 11:43:52 UTC (rev 11910) +++ modules/drools/trunk/src/main/java/org/jboss/seam/drools/ManagedWorkingMemory.java 2010-01-05 17:45:59 UTC (rev 11911) @@ -1,126 +0,0 @@ -package org.jboss.seam.drools; - -import java.io.Serializable; -import java.util.Set; - -import javax.annotation.PreDestroy; -import javax.enterprise.context.ConversationScoped; -import javax.inject.Inject; -import javax.enterprise.inject.Produces; -import javax.enterprise.inject.spi.Bean; -import javax.enterprise.inject.spi.BeanManager; - -import org.drools.RuleBase; -import org.drools.StatefulSession; -import org.drools.rule.Rule; -import org.drools.spi.GlobalResolver; -import org.jboss.seam.el.Expressions.ValueExpression; - -/** - * A conversation-scoped Drools WorkingMemory for a named RuleBase - * - * @author Gavin King - * - */ -@ConversationScoped -//TODO implement mutable -public class ManagedWorkingMemory implements /*Mutable, */Serializable -{ - private static final long serialVersionUID = -1746942080571374743L; - - private String ruleBaseName; - private StatefulSession statefulSession; - private ValueExpression<RuleBase> ruleBase; - - @Inject BeanManager manager; - - public boolean clearDirty() - { - return true; - } - - /** - * The name of a Seam context variable holding an - * instance of org.drools.RuleBase - * - * @return a context variable name - * @deprecated - */ - public String getRuleBaseName() - { - return ruleBaseName; - } - - /** - * The name of a Seam context variable holding an - * instance of org.drools.RuleBase - * - * @param ruleBaseName a context variable name - * @deprecated - */ - public void setRuleBaseName(String ruleBaseName) - { - this.ruleBaseName = ruleBaseName; - } - - @Produces - public StatefulSession getStatefulSession() - { - if (statefulSession==null) - { - statefulSession = getRuleBaseFromValueBinding().newStatefulSession(); - statefulSession.setGlobalResolver( createGlobalResolver( statefulSession.getGlobalResolver() ) ); - } - return statefulSession; - } - - protected RuleBase getRuleBaseFromValueBinding() - { - RuleBase ruleBase = null; - if (this.ruleBase!=null) - { - ruleBase = this.ruleBase.getValue(); - } - else if (ruleBaseName!=null) - { - Set<Bean<?>> beans = manager.getBeans(ruleBaseName); - if (beans.size() == 1) { - //deprecated stuff - Bean<?> bean = beans.iterator().next(); - ruleBase = (RuleBase) manager.getReference(bean, RuleBase.class, manager.createCreationalContext(bean)); - } - } - else - { - throw new IllegalStateException("No RuleBase"); - } - - if (ruleBase==null) - { - throw new IllegalStateException("RuleBase not found: " + ruleBaseName); - } - return ruleBase; - } - - protected GlobalResolver createGlobalResolver(GlobalResolver delegate) - { - return new SeamGlobalResolver(delegate); - } - - @PreDestroy - public void destroy() - { - statefulSession.dispose(); - } - - public ValueExpression<RuleBase> getRuleBase() - { - return ruleBase; - } - - public void setRuleBase(ValueExpression<RuleBase> ruleBase) - { - this.ruleBase = ruleBase; - } - -} Deleted: modules/drools/trunk/src/main/java/org/jboss/seam/drools/RuleAgent.java =================================================================== --- modules/drools/trunk/src/main/java/org/jboss/seam/drools/RuleAgent.java 2010-01-05 11:43:52 UTC (rev 11910) +++ modules/drools/trunk/src/main/java/org/jboss/seam/drools/RuleAgent.java 2010-01-05 17:45:59 UTC (rev 11911) @@ -1,161 +0,0 @@ -package org.jboss.seam.drools; - -import java.io.IOException; -import java.io.InputStream; -import java.util.Properties; - -import javax.enterprise.context.ApplicationScoped; -import javax.inject.Inject; -import javax.enterprise.inject.Produces; - -import org.jboss.seam.resources.ResourceLoader; -import org.jboss.webbeans.log.Log; -import org.jboss.webbeans.log.Logger; - -/** - * Manager component for a rule base loaded from a drools RulesAgent - */ -@ApplicationScoped -public class RuleAgent -{ - @Logger Log log; - - @Inject ResourceLoader resourceLoader; - - private org.drools.agent.RuleAgent agent; - private String configurationFile; - - private String newInstance; - private String files; - private String url; - private String localCacheDir; - private String poll; - private String configName; - - @Inject - public void createAgent() throws Exception - { - Properties properties = new Properties(); - - loadFromPath(properties, configurationFile); - setLocalProperties(properties); - - agent = org.drools.agent.RuleAgent.newRuleAgent(properties); - log.debug("Creating new rules agent"); - } - - protected void setLocalProperties(Properties properties) - { - if (newInstance != null) { - properties.setProperty(org.drools.agent.RuleAgent.NEW_INSTANCE, newInstance); - } - if (files != null) { - properties.setProperty(org.drools.agent.RuleAgent.FILES, files); - } - if (url != null) { - properties.setProperty(org.drools.agent.RuleAgent.URLS, url); - } - if (localCacheDir != null) { - properties.setProperty(org.drools.agent.RuleAgent.LOCAL_URL_CACHE, localCacheDir); - } - if (poll != null) { - properties.setProperty(org.drools.agent.RuleAgent.POLL_INTERVAL, poll); - } - if (configName != null) { - properties.setProperty(org.drools.agent.RuleAgent.CONFIG_NAME, configName); - } - - } - - protected void loadFromPath(Properties properties, String configurationFile) - throws IOException - { - if (configurationFile != null) { - InputStream inputStream = resourceLoader.getResourceAsStream(configurationFile); - if (inputStream != null) { - try { - properties.load(inputStream); - } finally { - inputStream.close(); - } - } - } - } - - @Produces - public org.drools.RuleBase getRuleBase() - { - return agent.getRuleBase(); - } - - public String getNewInstance() - { - return newInstance; - } - - public void setNewInstance(String newInstance) - { - this.newInstance = newInstance; - } - - public String getFiles() - { - return files; - } - - public void setFiles(String files) - { - this.files = files; - } - - public String getUrl() - { - return url; - } - - public void setUrl(String url) - { - this.url = url; - } - - public String getLocalCacheDir() - { - return localCacheDir; - } - - public void setLocalCacheDir(String localCacheDir) - { - this.localCacheDir = localCacheDir; - } - - public String getPoll() - { - return poll; - } - - public void setPoll(String poll) - { - this.poll = poll; - } - - public String getConfigName() - { - return configName; - } - - public void setConfigName(String name) - { - this.configName = name; - } - - public String getConfigurationFile() - { - return configurationFile; - } - - public void setConfigurationFile(String brmsConfig) - { - this.configurationFile = brmsConfig; - } - -} Deleted: modules/drools/trunk/src/main/java/org/jboss/seam/drools/RuleBase.java =================================================================== --- modules/drools/trunk/src/main/java/org/jboss/seam/drools/RuleBase.java 2010-01-05 11:43:52 UTC (rev 11910) +++ modules/drools/trunk/src/main/java/org/jboss/seam/drools/RuleBase.java 2010-01-05 17:45:59 UTC (rev 11911) @@ -1,120 +0,0 @@ -package org.jboss.seam.drools; - -import java.io.InputStream; -import java.io.InputStreamReader; -import java.io.Reader; - -import javax.enterprise.context.ApplicationScoped; -import javax.inject.Inject; -import javax.enterprise.inject.Produces; - -import org.drools.RuleBaseFactory; -import org.drools.compiler.DroolsError; -import org.drools.compiler.PackageBuilder; -import org.drools.compiler.PackageBuilderConfiguration; -import org.drools.compiler.RuleError; -import org.jboss.seam.resources.ResourceLoader; -import org.jboss.webbeans.log.Log; -import org.jboss.webbeans.log.Logger; - -/** - * Manager component for a Drools RuleBase - * - * @author Gavin King - * - */ -@ApplicationScoped -public class RuleBase -{ - @Logger Log log; - - @Inject ResourceLoader resourceLoader; - - private String[] ruleFiles; - private String dslFile; - private org.drools.RuleBase ruleBase; - - @Inject - public void compileRuleBase() throws Exception - { - PackageBuilderConfiguration conf = new PackageBuilderConfiguration(); - PackageBuilder builder = new PackageBuilder(conf); - - if (ruleFiles!=null) - { - for (String ruleFile: ruleFiles) - { - log.info("parsing rules: " + ruleFile); - InputStream stream = getResourceAsStream(ruleFile); - if (stream==null) - { - throw new IllegalStateException("could not locate rule file: " + ruleFile); - } - // read in the source - Reader drlReader = new InputStreamReader(stream); - - if (dslFile==null) - { - builder.addPackageFromDrl(drlReader); - } - else - { - Reader dslReader = new InputStreamReader( getResourceAsStream(dslFile) ); - builder.addPackageFromDrl(drlReader, dslReader); - } - - if ( builder.hasErrors() ) - { - log.error("errors parsing rules in: " + ruleFile); - for ( DroolsError error: builder.getErrors().getErrors() ) - { - if (error instanceof RuleError) - { - RuleError ruleError = (RuleError) error; - log.error( ruleError.getMessage() + " (" + ruleFile + ':' + ruleError.getLine() + ')' ); - } - else - { - log.error( error.getMessage() + " (" + ruleFile + ')' ); - } - } - } - } - } - - // add the package to a rulebase - ruleBase = RuleBaseFactory.newRuleBase(); - ruleBase.addPackage( builder.getPackage() ); - } - - @Produces - public org.drools.RuleBase getRuleBase() - { - return ruleBase; - } - - public String[] getRuleFiles() - { - return ruleFiles; - } - - public void setRuleFiles(String[] ruleFiles) - { - this.ruleFiles = ruleFiles; - } - - public String getDslFile() - { - return dslFile; - } - - public void setDslFile(String dslFile) - { - this.dslFile = dslFile; - } - - public InputStream getResourceAsStream(String resource) - { - return resourceLoader.getResourceAsStream(resource); - } -} Deleted: modules/drools/trunk/src/main/java/org/jboss/seam/drools/SeamGlobalResolver.java =================================================================== --- modules/drools/trunk/src/main/java/org/jboss/seam/drools/SeamGlobalResolver.java 2010-01-05 11:43:52 UTC (rev 11910) +++ modules/drools/trunk/src/main/java/org/jboss/seam/drools/SeamGlobalResolver.java 2010-01-05 17:45:59 UTC (rev 11911) @@ -1,56 +0,0 @@ -package org.jboss.seam.drools; - -import org.drools.spi.GlobalResolver; - -/** - * Resolves Seam context variables as Drools globals - * - * @author Gavin King - * - */ -public class SeamGlobalResolver implements GlobalResolver -{ - private static final long serialVersionUID = -2274336299784922069L; - - private GlobalResolver delegate; - - public SeamGlobalResolver(GlobalResolver delegate) - { - this.delegate = delegate; - } - - public void setGlobal(String name, Object value) - { - //TODO: is this the right thing to do?? - //or: Contexts.getConversationContext().set(name, value); - delegate.setGlobal(name, value); - } - - public Object resolveGlobal(String name) - { - return delegate.resolveGlobal(name); - - // TODO enable contextual variable resolution - /* - if ( !Contexts.isApplicationContextActive() ) - { - return delegate.resolveGlobal(name); - } - else - { - Object instance = Component.getInstance(name); - if (instance==null) - { - instance = delegate.resolveGlobal(name); - return instance==null ? - Init.instance().getRootNamespace().getChild(name) : - instance; - } - else - { - return instance; - } - } - */ - } -} \ No newline at end of file Added: modules/drools/trunk/src/main/java/org/jboss/seam/drools/TemplateDataProvider.java =================================================================== --- modules/drools/trunk/src/main/java/org/jboss/seam/drools/TemplateDataProvider.java (rev 0) +++ modules/drools/trunk/src/main/java/org/jboss/seam/drools/TemplateDataProvider.java 2010-01-05 17:45:59 UTC (rev 11911) @@ -0,0 +1,15 @@ +package org.jboss.seam.drools; + +import java.util.Collection; +import java.util.Map; + +/** + * Interface for template data providers. + * + * @author Tihomir Surdilovic + * + */ +public interface TemplateDataProvider +{ + public Collection<Map<String, Object>> getTemplateData(); +} Added: modules/drools/trunk/src/main/java/org/jboss/seam/drools/events/KnowledgeBuilderErrorsEvent.java =================================================================== --- modules/drools/trunk/src/main/java/org/jboss/seam/drools/events/KnowledgeBuilderErrorsEvent.java (rev 0) +++ modules/drools/trunk/src/main/java/org/jboss/seam/drools/events/KnowledgeBuilderErrorsEvent.java 2010-01-05 17:45:59 UTC (rev 11911) @@ -0,0 +1,29 @@ +package org.jboss.seam.drools.events; + +import org.drools.builder.KnowledgeBuilderErrors; + +/** + * This event is fires in case of KnowledgeBuilder errors. + * + * @author Tihomir Surdilovic + */ +public class KnowledgeBuilderErrorsEvent +{ + private KnowledgeBuilderErrors errors; + + public KnowledgeBuilderErrorsEvent(KnowledgeBuilderErrors errors) + { + this.errors = errors; + } + + public KnowledgeBuilderErrors getErrors() + { + return errors; + } + + public void setErrors(KnowledgeBuilderErrors errors) + { + this.errors = errors; + } + +} Added: modules/drools/trunk/src/main/java/org/jboss/seam/drools/events/RuleResourceAddedEvent.java =================================================================== --- modules/drools/trunk/src/main/java/org/jboss/seam/drools/events/RuleResourceAddedEvent.java (rev 0) +++ modules/drools/trunk/src/main/java/org/jboss/seam/drools/events/RuleResourceAddedEvent.java 2010-01-05 17:45:59 UTC (rev 11911) @@ -0,0 +1,26 @@ +package org.jboss.seam.drools.events; + +/** + * This event is fires when a rule resource is added. + * + * @author Tihomir Surdilovic + */ +public class RuleResourceAddedEvent +{ + String resource; + + public RuleResourceAddedEvent(String resource) + { + this.resource = resource; + } + + public String getResource() + { + return resource; + } + + public void setResource(String resource) + { + this.resource = resource; + } +}