/*
* Copyright 2017 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.
* 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.cdi.kproject;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import org.drools.compiler.commons.jci.compilers.CompilationResult;
import org.drools.compiler.commons.jci.compilers.EclipseJavaCompiler;
import org.drools.compiler.commons.jci.compilers.EclipseJavaCompilerSettings;
import org.drools.compiler.compiler.io.File;
import org.drools.compiler.compiler.io.Folder;
import org.drools.compiler.compiler.io.Resource;
import org.drools.compiler.compiler.io.memory.MemoryFile;
import org.drools.compiler.compiler.io.memory.MemoryFileSystem;
import org.drools.compiler.kie.builder.impl.KieFileSystemImpl;
import org.drools.compiler.kie.builder.impl.MemoryKieModule;
import org.drools.compiler.kproject.models.KieModuleModelImpl;
import org.drools.core.util.FileManager;
import org.drools.core.util.IoUtils;
import org.junit.After;
import org.junit.Before;
import org.kie.api.KieBase;
import org.kie.api.KieServices;
import org.kie.api.builder.KieBuilder;
import org.kie.api.builder.Message.Level;
import org.kie.api.builder.ReleaseId;
import org.kie.api.builder.model.KieBaseModel;
import org.kie.api.builder.model.KieModuleModel;
import org.kie.api.builder.model.KieSessionModel.KieSessionType;
import org.kie.api.conf.EqualityBehaviorOption;
import org.kie.api.conf.EventProcessingOption;
import org.kie.api.runtime.KieSession;
import org.kie.api.runtime.StatelessKieSession;
import org.kie.api.runtime.conf.ClockTypeOption;
import static org.junit.Assert.*;
public class AbstractKnowledgeTest {
protected FileManager fileManager;
@Before
public void setUp() throws Exception {
this.fileManager = new FileManager();
this.fileManager.setUp();
}
@After
public void tearDown() throws Exception {
this.fileManager.tearDown();
}
public FileManager getFileManager() {
return fileManager;
}
public void testEntry(KProjectTestClass testClass, String jarName) {
List<String> list = new ArrayList<String>();
StatelessKieSession stlsKsession = testClass.getKBase1KSession1();
stlsKsession.setGlobal( "list", list );
stlsKsession.execute( "dummy" );
assertEquals( 2, list.size() );
assertTrue( list.contains( jarName + ".test1:rule1:1.0-SNAPSHOT" ) );
assertTrue( list.contains( jarName + ".test1:rule2:1.0-SNAPSHOT" ) );
list.clear();
KieSession stflKsession = testClass.getKBase1KSession2();
stflKsession.setGlobal( "list", list );
stflKsession.fireAllRules();
assertEquals( 2, list.size() );
assertTrue( list.contains( jarName + ".test1:rule1:1.0-SNAPSHOT" ) );
assertTrue( list.contains( jarName + ".test1:rule2:1.0-SNAPSHOT" ) );
list.clear();
stflKsession = testClass.getKBase2KSession3();
stflKsession.setGlobal( "list", list );
stflKsession.fireAllRules();
assertEquals( 2, list.size() );
assertTrue( list.contains( jarName + ".test2:rule1:1.0-SNAPSHOT" ) );
assertTrue( list.contains( jarName + ".test2:rule2:1.0-SNAPSHOT" ) );
list.clear();
stlsKsession = testClass.getKBase3KSession4();
stlsKsession.setGlobal( "list", list );
stlsKsession.execute( "dummy" );
assertEquals( 4, list.size() );
assertTrue( list.contains( jarName + ".test1:rule1:1.0-SNAPSHOT" ) );
assertTrue( list.contains( jarName + ".test1:rule2:1.0-SNAPSHOT" ) );
assertTrue( list.contains( jarName + ".test2:rule1:1.0-SNAPSHOT" ) );
assertTrue( list.contains( jarName + ".test2:rule2:1.0-SNAPSHOT" ) );
}
public KieModuleModel createKieModule(String namespace,
boolean createJar) throws IOException,
ClassNotFoundException,
InterruptedException {
return createKieModule( namespace, createJar, "1.0-SNAPSHOT" );
}
public KieModuleModel createKieModule(String namespace,
boolean createJar,
String version) throws IOException,
ClassNotFoundException,
InterruptedException {
KieModuleModel kproj = new KieModuleModelImpl();
KieBaseModel kieBaseModel1 = kproj.newKieBaseModel(namespace + ".KBase1")
.setEqualsBehavior( EqualityBehaviorOption.EQUALITY )
.setEventProcessingMode( EventProcessingOption.STREAM )
.addPackage( namespace + ".KBase1" )
.setDefault( true );
kieBaseModel1.newKieSessionModel( namespace + ".KSession1" )
.setType( KieSessionType.STATELESS )
.setClockType( ClockTypeOption.get( "realtime" ) )
.setDefault( true );
kieBaseModel1.newKieSessionModel( namespace + ".KSession2")
.setType( KieSessionType.STATEFUL )
.setClockType( ClockTypeOption.get( "pseudo" ) );
kieBaseModel1.newKieSessionModel( namespace + ".KSessionDefault")
.setType( KieSessionType.STATEFUL )
.setClockType( ClockTypeOption.get( "pseudo" ) )
.setDefault( true );
KieBaseModel kieBaseModel2 = kproj.newKieBaseModel( namespace + ".KBase2")
.setEqualsBehavior( EqualityBehaviorOption.IDENTITY )
.addPackage( namespace + ".KBase2")
.setEventProcessingMode( EventProcessingOption.CLOUD );
kieBaseModel2.newKieSessionModel(namespace + ".KSession3")
.setType( KieSessionType.STATEFUL )
.setClockType( ClockTypeOption.get( "pseudo" ) );
KieBaseModel kieBaseModel3 = kproj.newKieBaseModel(namespace + ".KBase3")
.addInclude( kieBaseModel1.getName() )
.addInclude( kieBaseModel2.getName() )
.setEqualsBehavior( EqualityBehaviorOption.IDENTITY )
.setEventProcessingMode( EventProcessingOption.CLOUD );
kieBaseModel3.newKieSessionModel(namespace + ".KSession4")
.setType( KieSessionType.STATELESS )
.setClockType( ClockTypeOption.get( "pseudo" ) );
KieServices ks = KieServices.Factory.get();
KieFileSystemImpl kfs = ( KieFileSystemImpl ) ks.newKieFileSystem();
kfs.write( "src/main/resources/META-INF/beans.xml", generateBeansXML( ) );
kfs.writeKModuleXML( ((KieModuleModelImpl)kproj).toXML() );
ReleaseId releaseId = ks.newReleaseId(namespace, "art1", version);
kfs.generateAndWritePomXML(releaseId);
String kBase1R1 = getRule( namespace + ".test1", "rule1", version );
String kBase1R2 = getRule( namespace + ".test1", "rule2", version );
String kbase2R1 = getRule( namespace + ".test2", "rule1", version );
String kbase2R2 = getRule( namespace + ".test2", "rule2", version );
String fldKB1 = "src/main/resources/" + kieBaseModel1.getName().replace( '.', '/' );
String fldKB2 = "src/main/resources/" + kieBaseModel2.getName().replace( '.', '/' );
kfs.write( fldKB1 + "/rule1.drl", kBase1R1.getBytes() );
kfs.write( fldKB1 + "/rule2.drl", kBase1R2.getBytes() );
kfs.write( fldKB2 + "/rule1.drl", kbase2R1.getBytes() );
kfs.write( fldKB2 + "/rule2.drl", kbase2R2.getBytes() );
kfs.write( "src/main/java/org/drools/compiler/cdi/test/KProjectTestClass" + namespace + ".java" ,generateKProjectTestClass( kproj, namespace ) );
KieBuilder kBuilder = ks.newKieBuilder( kfs );
kBuilder.buildAll();
if ( kBuilder.getResults().hasMessages(Level.ERROR) ) {
fail( "should not have errors" + kBuilder.getResults() );
}
MemoryKieModule kieModule = ( MemoryKieModule ) kBuilder.getKieModule();
MemoryFileSystem trgMfs = kieModule.getMemoryFileSystem();
if ( createJar ) {
trgMfs.writeAsJar(fileManager.getRootDirectory(), namespace + "-" + version);
} else {
java.io.File file = fileManager.newFile( namespace + "-" + version );
trgMfs.writeAsFs( file );
}
return kproj;
}
public String getRule(String packageName,
String ruleName,
String version) {
String s = "package " + packageName + "\n" +
"global java.util.List list;\n" +
"rule " + ruleName + " when \n" +
"then \n" +
" list.add(\"" + packageName + ":" + ruleName + ":" + version + "\"); " +
"end \n" +
"";
return s;
}
public static String generateBeansXML() {
return "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" +
"<beans xmlns=\"http://java.sun.com/xml/ns/javaee\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xsi:schemaLocation=\"http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/beans_1_0.xsd\">\n" +
"</beans>";
}
public String generateKProjectTestClass(KieModuleModel kproject,
String namespace) {
return "package org.drools.compiler.cdi.test;\n" +
"import javax.inject.Named;\n" +
"import javax.inject.Inject;\n" +
"import javax.inject.Inject;\n" +
"import javax.enterprise.event.Observes;\n" +
"import org.jboss.weld.environment.se.events.ContainerInitialized;\n" +
"import " + KieBase.class.getName() + ";\n" +
"import " + KieSession.class.getName() + ";\n" +
"import " + StatelessKieSession.class.getName() + ";\n" +
"import " + org.kie.api.cdi.KBase.class.getName() + ";\n" +
"import " + org.kie.api.cdi.KSession.class.getName() + ";\n" +
"import " + KPTest.class.getName() + ";\n" +
"import " + KProjectTestClass.class.getName() + ";\n" +
"@KPTest(\"" + namespace + "\") \n" +
"public class KProjectTestClass" + namespace + " implements KProjectTestClass {\n" +
" private @Inject @KBase(\"" + namespace + ".KBase1\") " +
" KieBase kBase1; \n" +
" public KieBase getKBase1() {\n" +
" return kBase1;\n" +
" }\n" +
" private @Inject @KBase(\"" + namespace + ".KBase2\") " +
" KieBase kBase2; \n" +
" public KieBase getKBase2() {\n" +
" return kBase2;\n" +
" }\n" +
" private @Inject @KBase(\"" + namespace + ".KBase3\") \n" +
" KieBase kBase3; \n" +
" public KieBase getKBase3() {\n" +
" return kBase3;\n" +
" }\n" +
" private @Inject @KSession(\"" + namespace + ".KSession1\") StatelessKieSession kBase1kSession1; \n" +
" public StatelessKieSession getKBase1KSession1() {\n" +
" return kBase1kSession1;\n" +
" }\n" +
" private @Inject @KSession(\"" + namespace + ".KSession2\") KieSession kBase1kSession2; \n" +
" public KieSession getKBase1KSession2() {\n" +
" return kBase1kSession2;\n" +
" }\n" +
" private @Inject @KSession(\"" + namespace + ".KSession3\") KieSession kBase2kSession3; \n" +
" public KieSession getKBase2KSession3() {\n" +
" return kBase2kSession3;\n" +
" }\n" +
" private @Inject @KSession(\"" + namespace + ".KSession4\") StatelessKieSession kBase3kSession4; \n" +
" public StatelessKieSession getKBase3KSession4() {\n" +
" return kBase3kSession4;\n" +
" }\n" +
"}\n";
}
public List<String> compile(KieModuleModel kproj,
MemoryFileSystem srcMfs,
MemoryFileSystem trgMfs,
List<String> classes) {
for ( KieBaseModel kbase : kproj.getKieBaseModels().values() ) {
Folder srcFolder = srcMfs.getFolder( "src/main/resources/" + kbase.getName() );
Folder trgFolder = trgMfs.getFolder(kbase.getName());
copyFolder( srcMfs, srcFolder, trgMfs, trgFolder, kproj );
}
Folder srcFolder = srcMfs.getFolder( "META-INF" );
Folder trgFolder = trgMfs.getFolder( "META-INF" );
trgFolder.create();
copyFolder( srcMfs, srcFolder, trgMfs, trgFolder, kproj );
EclipseJavaCompilerSettings settings = new EclipseJavaCompilerSettings();
settings.setSourceVersion( "1.5" );
settings.setTargetVersion( "1.5" );
EclipseJavaCompiler compiler = new EclipseJavaCompiler( settings, "" );
CompilationResult res = compiler.compile( classes.toArray( new String[classes.size()] ), trgMfs, trgMfs );
if ( res.getErrors().length > 0 ) {
fail( res.getErrors()[0].getMessage() );
}
List<String> classes2 = new ArrayList<String>( classes.size() );
for ( String str : classes ) {
classes2.add( filenameToClassname( str ) );
}
return classes2;
}
public static String filenameToClassname(String filename) {
return filename.substring( 0, filename.lastIndexOf( ".java" ) ).replace( '/', '.' ).replace( '\\', '.' );
}
public void copyFolder(MemoryFileSystem srcMfs,
Folder srcFolder,
MemoryFileSystem trgMfs,
Folder trgFolder,
KieModuleModel kproj) {
if ( !trgFolder.exists() ) {
trgMfs.getFolder( trgFolder.getPath() ).create();
}
Collection<Resource> col = (Collection<Resource>) srcFolder.getMembers();
if (col == null) {
return;
}
for ( Resource rs : col ) {
if ( rs instanceof Folder ) {
copyFolder( srcMfs, (Folder) rs, trgMfs, trgFolder.getFolder( ((Folder) rs).getName() ), kproj );
} else {
MemoryFile trgFile = (MemoryFile) trgFolder.getFile( ((File) rs).getName() );
try {
trgMfs.setFileContents( trgFile, srcMfs.getFileContents( (MemoryFile) rs ) );
} catch ( IOException e ) {
throw new RuntimeException( e );
}
}
}
}
public void writeFs(String outFilename, MemoryFileSystem mfs) {
java.io.File file = fileManager.newFile( outFilename );
file.mkdir();
writeFs(mfs, mfs.getRootFolder(), file);
}
public void writeFs(MemoryFileSystem mfs,
Folder f,
java.io.File file1) {
for ( Resource rs : f.getMembers() ) {
if ( rs instanceof Folder ) {
java.io.File file2 = new java.io.File( file1, ((Folder) rs).getName());
file2.mkdir();
writeFs( mfs, (Folder) rs, file2 );
} else {
byte[] bytes = mfs.getFileContents( (MemoryFile) rs );
try {
IoUtils.write(new java.io.File(file1, ((File) rs).getName()), bytes);
} catch ( IOException e ) {
fail( "Unable to write project to file system\n" + e.getMessage() );
}
}
}
}
}