Examples with FactType org.kie.api.definition.type.FactType used on opensource projects

Example 96 with FactType

use of org.kie.api.definition.type.FactType in project drools by kiegroup.

the class KieCompilationCacheTest method testCompilationCache.

@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);
}

Example 97 with FactType

use of org.kie.api.definition.type.FactType in project drools by kiegroup.

the class KieHelloWorldTest method testHelloWorldWithKBaseInclude.

@Test
public void testHelloWorldWithKBaseInclude() throws Exception {
    String drl = "package org.drools.compiler.integrationtests\n" + "declare CancelFact\n" + " cancel : boolean = true\n" + "end\n" + "rule R1 when\n" + " $m : CancelFact( cancel == true )\n" + "then\n" + "end\n";
    KieServices ks = KieServices.Factory.get();
    KieFileSystem kfs = ks.newKieFileSystem().write("src/main/resources/r1.drl", drl);
    KieModuleModel module = ks.newKieModuleModel();
    // define first kbase
    final String defaultBaseName = "defaultKBase";
    KieBaseModel defaultBase = module.newKieBaseModel(defaultBaseName);
    defaultBase.setDefault(true);
    defaultBase.addPackage("*");
    defaultBase.newKieSessionModel("defaultKSession").setDefault(true);
    // define second kbase including resources of the first one
    final String includingBaseName = "includingKBase";
    KieBaseModel includingBase = module.newKieBaseModel(includingBaseName);
    includingBase.setDefault(false);
    includingBase.addInclude(defaultBaseName);
    includingBase.newKieSessionModel("includingKSession").setDefault(false);
    kfs.writeKModuleXML(module.toXML());
    KieBuilder kb = ks.newKieBuilder(kfs).buildAll();
    assertEquals(0, kb.getResults().getMessages().size());
    KieSession ksession = ks.newKieContainer(ks.getRepository().getDefaultReleaseId()).newKieSession();
    FactType factType = ksession.getKieBase().getFactType("org.drools.compiler.integrationtests", "CancelFact");
    assertNotNull(factType);
    ksession.insert(factType.newInstance());
    int count = ksession.fireAllRules();
    assertEquals(1, count);
}

Example 98 with FactType

use of org.kie.api.definition.type.FactType in project drools by kiegroup.

the class KnowledgeBuilderTest method testCompositeKnowledgeBuilder.

@Test
public void testCompositeKnowledgeBuilder() throws Exception {
    String rule = "package org.drools.compiler.test\n" + "rule R1 when\n" + "   $fieldA : FactA( $fieldB : fieldB )\n" + "   FactB( this == $fieldB, fieldA == $fieldA )\n" + "then\n" + "end";
    String declarationA = "package org.drools.compiler.test\n" + "declare FactA\n" + "    fieldB: FactB\n" + "end\n";
    String declarationB = "package org.drools.compiler.test\n" + "declare FactB\n" + "    fieldA: FactA\n" + "end\n";
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(ResourceFactory.newByteArrayResource(rule.getBytes()), ResourceType.DRL);
    kbuilder.add(ResourceFactory.newByteArrayResource(declarationA.getBytes()), ResourceType.DRL);
    kbuilder.add(ResourceFactory.newByteArrayResource(declarationB.getBytes()), ResourceType.DRL);
    assertTrue(kbuilder.hasErrors());
    kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(ResourceFactory.newByteArrayResource(declarationA.getBytes()), ResourceType.DRL);
    kbuilder.add(ResourceFactory.newByteArrayResource(declarationB.getBytes()), ResourceType.DRL);
    kbuilder.add(ResourceFactory.newByteArrayResource(rule.getBytes()), ResourceType.DRL);
    assertTrue(kbuilder.hasErrors());
    KnowledgeBuilder kbuilder2 = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder2.batch().add(ResourceFactory.newByteArrayResource(rule.getBytes()), ResourceType.DRL).add(ResourceFactory.newByteArrayResource(declarationA.getBytes()), ResourceType.DRL).add(ResourceFactory.newByteArrayResource(declarationB.getBytes()), ResourceType.DRL).build();
    if (kbuilder2.hasErrors()) {
        fail(kbuilder.getErrors().toString());
    }
    InternalKnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addPackages(kbuilder2.getKnowledgePackages());
    KieSession ksession = kbase.newKieSession();
    FactType aType = kbase.getFactType("org.drools.compiler.test", "FactA");
    Object a = aType.newInstance();
    FactType bType = kbase.getFactType("org.drools.compiler.test", "FactB");
    Object b = bType.newInstance();
    aType.set(a, "fieldB", b);
    bType.set(b, "fieldA", a);
    // JBRULES-3683 - check that the recurisive type declaration doesn't cause a StackOverflowError
    a.toString();
    b.toString();
    ksession.insert(a);
    ksession.insert(b);
    int rules = ksession.fireAllRules();
    assertEquals(1, rules);
}

Example 99 with FactType

use of org.kie.api.definition.type.FactType in project drools by kiegroup.

the class KnowledgeBuilderTest method testUndoTypeDeclaration.

@Test
@Ignore("All the classes generated by type declarations are now defined in the ProjectClassLoader")
public void testUndoTypeDeclaration() throws Exception {
    String rule = "package org.drools.compiler.test\n" + "import org.drools.compiler.test.FactA\n" + "import org.drools.compiler.test.FactB\n" + "rule R1 when\n" + "   FactA( i == 1 )\n" + "   FactB( i == 1 )\n" + "then\n" + "   list.add(\"OK\");" + "end\n";
    String declarationA = "package org.drools.compiler.test\n" + "global java.util.List list\n" + "declare FactA\n" + "    j : int\n" + "end\n";
    String declarationB = "package org.drools.compiler.test\n" + "declare FactB\n" + "    i : int\n" + "end\n";
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(ResourceFactory.newByteArrayResource(declarationB.getBytes()), ResourceType.DRL);
    assertFalse(kbuilder.hasErrors());
    kbuilder.batch().type(ResourceType.DRL).add(ResourceFactory.newByteArrayResource(rule.getBytes())).add(ResourceFactory.newByteArrayResource(declarationA.getBytes())).build();
    assertTrue(kbuilder.hasErrors());
    kbuilder.undo();
    assertFalse(kbuilder.hasErrors());
    declarationA = "package org.drools.compiler.test\n" + "global java.util.List list\n" + "declare FactA\n" + "    i : int\n" + "end\n";
    kbuilder.batch().type(ResourceType.DRL).add(ResourceFactory.newByteArrayResource(rule.getBytes())).add(ResourceFactory.newByteArrayResource(declarationA.getBytes())).build();
    assertFalse(kbuilder.hasErrors());
    InternalKnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addPackages(kbuilder.getKnowledgePackages());
    KieSession ksession = kbase.newKieSession();
    List list = new ArrayList();
    ksession.setGlobal("list", list);
    FactType aType = kbase.getFactType("org.drools.compiler.test", "FactA");
    Object a = aType.newInstance();
    aType.set(a, "i", 1);
    FactType bType = kbase.getFactType("org.drools.compiler.test", "FactB");
    Object b = bType.newInstance();
    bType.set(b, "i", 1);
    ksession.insert(a);
    ksession.insert(b);
    int rules = ksession.fireAllRules();
    assertEquals(1, rules);
    assertEquals("OK", list.get(0));
}

Example 100 with FactType

use of org.kie.api.definition.type.FactType in project drools by kiegroup.

the class KnowledgeBuilderTest method testUndoRule.

@Test
public void testUndoRule() throws Exception {
    String rule = "package org.drools.compiler.test\n" + "global java.util.List list\n" + "import org.drools.compiler.test.FactA\n" + "import org.drools.compiler.test.FactB\n" + "rule R1 when\n" + "   FactA( j == 1 )\n" + "   FactB( i == 1 )\n" + "then\n" + "   list.add(\"OK\");" + "end\n";
    String declarationA = "package org.drools.compiler.test\n" + "declare FactA\n" + "    i : int\n" + "end\n";
    String declarationB = "package org.drools.compiler.test\n" + "declare FactB\n" + "    i : int\n" + "end\n";
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(ResourceFactory.newByteArrayResource(declarationB.getBytes()), ResourceType.DRL);
    kbuilder.add(ResourceFactory.newByteArrayResource(declarationA.getBytes()), ResourceType.DRL);
    assertFalse(kbuilder.hasErrors());
    kbuilder.batch().type(ResourceType.DRL).add(ResourceFactory.newByteArrayResource(rule.getBytes())).build();
    assertTrue(kbuilder.hasErrors());
    kbuilder.undo();
    assertFalse(kbuilder.hasErrors());
    rule = "package org.drools.compiler.test\n" + "global java.util.List list\n" + "import org.drools.compiler.test.FactA\n" + "import org.drools.compiler.test.FactB\n" + "rule R1 when\n" + "   FactA( i == 1 )\n" + "   FactB( i == 1 )\n" + "then\n" + "   list.add(\"OK\");" + "end\n";
    kbuilder.batch().type(ResourceType.DRL).add(ResourceFactory.newByteArrayResource(rule.getBytes())).add(ResourceFactory.newByteArrayResource(declarationA.getBytes())).build();
    assertFalse(kbuilder.hasErrors());
    InternalKnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addPackages(kbuilder.getKnowledgePackages());
    KieSession ksession = kbase.newKieSession();
    List list = new ArrayList();
    ksession.setGlobal("list", list);
    FactType aType = kbase.getFactType("org.drools.compiler.test", "FactA");
    Object a = aType.newInstance();
    aType.set(a, "i", 1);
    FactType bType = kbase.getFactType("org.drools.compiler.test", "FactB");
    Object b = bType.newInstance();
    bType.set(b, "i", 1);
    ksession.insert(a);
    ksession.insert(b);
    int rules = ksession.fireAllRules();
    assertEquals(1, rules);
    assertEquals("OK", list.get(0));
}