/*
* Copyright 2015 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*
* 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.compiler.integrationtests;
import org.drools.compiler.CommonTestMethodBase;
import org.drools.compiler.Message;
import org.drools.compiler.compiler.io.File;
import org.drools.compiler.compiler.io.memory.MemoryFileSystem;
import org.drools.compiler.kie.builder.impl.InternalKieModule;
import org.drools.compiler.kie.builder.impl.KieBuilderImpl;
import org.junit.Test;
import org.kie.api.KieBase;
import org.kie.api.KieServices;
import org.kie.api.builder.KieFileSystem;
import org.kie.api.builder.KieModule;
import org.kie.api.builder.ReleaseId;
import org.kie.api.builder.model.KieModuleModel;
import org.kie.api.conf.EqualityBehaviorOption;
import org.kie.api.conf.EventProcessingOption;
import org.kie.api.definition.type.FactField;
import org.kie.api.definition.type.FactType;
import org.kie.api.io.Resource;
import org.kie.api.runtime.KieContainer;
import org.kie.api.runtime.KieSession;
/**
* This is a sample class to launch a rule.
*/
public class KieCompilationCacheTest extends CommonTestMethodBase {
@Test
public void testCompilationCache() throws Exception {
String drl = "package org.drools.compiler\n" +
"declare type X\n" +
" foo : String\n" +
"end\n"+
"rule R1 when\n" +
" $m : X( foo == \"Hello World\" )\n" +
"then\n" +
"end\n";
KieServices ks = KieServices.Factory.get();
KieFileSystem kfs = ks.newKieFileSystem().write( "src/main/resources/r1.drl", drl );
ks.newKieBuilder( kfs ).buildAll();
ReleaseId releaseId = ks.getRepository().getDefaultReleaseId();
InternalKieModule kieModule = (InternalKieModule) ks.getRepository().getKieModule( releaseId );
byte[] jar = kieModule.getBytes();
MemoryFileSystem mfs = MemoryFileSystem.readFromJar( jar );
File file = mfs.getFile( KieBuilderImpl.getCompilationCachePath( releaseId, "KBase1") );
assertNotNull( file );
Resource jarRes = ks.getResources().newByteArrayResource( jar );
KieModule km = ks.getRepository().addKieModule( jarRes );
KieContainer kc = ks.newKieContainer( km.getReleaseId() );
KieBase kbase = kc.getKieBase();
FactType type = kbase.getFactType( "org.drools.compiler", "X" );
FactField foo = type.getField( "foo" );
Object x = type.newInstance();
foo.set( x, "Hello World" );
KieSession ksession = kc.newKieSession();
ksession.insert(x);
int count = ksession.fireAllRules();
assertEquals( 1, count );
}
@Test
public void testHelloWorldWithPackagesAnd2KieBases() throws Exception {
String drl1 = "package org.drools.compiler.integrationtests\n" +
"import " + Message.class.getCanonicalName() + "\n" +
"rule R11 when\n" +
" $m : Message( message == \"Hello World\" )\n" +
"then\n" +
"end\n" +
"rule R12 when\n" +
" $m : Message( message == \"Hi Universe\" )\n" +
"then\n" +
"end\n";
String drl2 = "package org.drools.compiler.integrationtests\n" +
"import " + Message.class.getCanonicalName() + "\n" +
"rule R21 when\n" +
" $m : Message( message == \"Hello World\" )\n" +
"then\n" +
"end\n" +
"rule R22 when\n" +
" $m : Message( message == \"Aloha Earth\" )\n" +
"then\n" +
"end\n";
KieServices ks = KieServices.Factory.get();
ReleaseId releaseId = ks.newReleaseId("org.kie", "hello-world", "1.0-SNAPSHOT");
KieFileSystem kfs = ks.newKieFileSystem()
.generateAndWritePomXML(releaseId)
.write("src/main/resources/KBase1/org/pkg1/r1.drl", drl1)
.write("src/main/resources/KBase1/org/pkg2/r2.drl", drl2)
.writeKModuleXML(createKieProjectWithPackagesAnd2KieBases(ks).toXML());
ks.newKieBuilder( kfs ).buildAll();
InternalKieModule kieModule = (InternalKieModule) ks.getRepository().getKieModule( releaseId );
byte[] jar = kieModule.getBytes();
MemoryFileSystem mfs = MemoryFileSystem.readFromJar( jar );
File file = mfs.getFile( KieBuilderImpl.getCompilationCachePath( releaseId, "KBase1") );
assertNotNull( file );
file = mfs.getFile( KieBuilderImpl.getCompilationCachePath( releaseId, "KBase2") );
assertNotNull( file );
Resource jarRes = ks.getResources().newByteArrayResource( jar );
KieModule km = ks.getRepository().addKieModule( jarRes );
KieSession ksession = ks.newKieContainer( km.getReleaseId() ).newKieSession("KSession1");
ksession.insert(new Message("Hello World"));
assertEquals( 1, ksession.fireAllRules() );
ksession = ks.newKieContainer(km.getReleaseId()).newKieSession("KSession1");
ksession.insert(new Message("Hi Universe"));
assertEquals( 1, ksession.fireAllRules() );
ksession = ks.newKieContainer(km.getReleaseId()).newKieSession("KSession1");
ksession.insert(new Message("Aloha Earth"));
assertEquals( 0, ksession.fireAllRules() );
ksession = ks.newKieContainer(km.getReleaseId()).newKieSession("KSession2");
ksession.insert(new Message("Hello World"));
assertEquals( 1, ksession.fireAllRules() );
ksession = ks.newKieContainer(km.getReleaseId()).newKieSession("KSession2");
ksession.insert(new Message("Hi Universe"));
assertEquals( 0, ksession.fireAllRules() );
ksession = ks.newKieContainer(km.getReleaseId()).newKieSession("KSession2");
ksession.insert(new Message("Aloha Earth"));
assertEquals(1, ksession.fireAllRules());
}
@Test
public void testCacheWigAccumulate() throws Exception {
String drl1 = "package org.drools.compiler.integrationtests\n" +
"rule R11 when\n" +
" Number() from accumulate(String(), \n" +
" init(int x = 0;)," +
" action(x++;)," +
" reverse(x--;)," +
" result(x))\n" +
"then\n" +
"end\n";
KieServices ks = KieServices.Factory.get();
ReleaseId releaseId = ks.newReleaseId("org.kie", "cache-accumulate", "1.0-SNAPSHOT");
KieFileSystem kfs = ks.newKieFileSystem()
.generateAndWritePomXML(releaseId)
.write("src/main/resources/KBase1/org/pkg1/r1.drl", drl1)
.writeKModuleXML(createKieProjectWithPackagesAnd2KieBases(ks).toXML());
ks.newKieBuilder( kfs ).buildAll();
InternalKieModule kieModule = (InternalKieModule) ks.getRepository().getKieModule( releaseId );
byte[] jar = kieModule.getBytes();
MemoryFileSystem mfs = MemoryFileSystem.readFromJar( jar );
File file = mfs.getFile( KieBuilderImpl.getCompilationCachePath( releaseId, "KBase1") );
assertNotNull( file );
Resource jarRes = ks.getResources().newByteArrayResource( jar );
KieModule km = ks.getRepository().addKieModule( jarRes );
KieSession ksession = ks.newKieContainer( km.getReleaseId() ).newKieSession("KSession1");
ksession.insert(new String("Hello World"));
assertEquals( 1, ksession.fireAllRules() );
}
private KieModuleModel createKieProjectWithPackagesAnd2KieBases(KieServices ks) {
KieModuleModel kproj = ks.newKieModuleModel();
kproj.newKieBaseModel("KBase2")
.setEqualsBehavior( EqualityBehaviorOption.EQUALITY )
.setEventProcessingMode( EventProcessingOption.STREAM )
.addPackage("org.pkg1")
.newKieSessionModel("KSession1");
kproj.newKieBaseModel("KBase1")
.setEqualsBehavior( EqualityBehaviorOption.EQUALITY )
.setEventProcessingMode( EventProcessingOption.STREAM )
.addPackage("org.pkg2")
.newKieSessionModel("KSession2");
return kproj;
}
}