Examples with Iterator org.drools.core.util.Iterator used on opensource projects

Example 11 with Iterator

use of org.drools.core.util.Iterator in project drools by kiegroup.

the class ActivationIteratorTest method testSingleJoinNodePlusEvalnWithSharingWithMixedDormantAndActive.

@Test
public void testSingleJoinNodePlusEvalnWithSharingWithMixedDormantAndActive() {
    String str = "package org.kie.test \n" + "\n" + "rule rule1  salience ( Integer.parseInt( '1'+$s1+'0'+$s2 ) ) when\n" + "    $s1 : String( )\n" + "    $s2 : String( )\n" + "    eval( 1 == 1 ) \n" + "then\n" + "end\n" + "rule rule2 salience (1020 + Integer.parseInt( $s1 ) ) when\n" + "    $s1 : String( )\n" + "then\n" + "    kcontext.getKieRuntime().halt();\n" + "end\n" + "rule rule3  salience ( Integer.parseInt( '1'+$s1+'1'+$s2  ) ) when\n" + "    $s1 : String( )\n" + "    $s2 : String( )\n" + "    $s3 : String( )\n" + "    eval( 1 == 1 ) \n" + "then\n" + "end\n" + "\n";
    KieSession ksession = new KieHelper().addContent(str, ResourceType.DRL).build().newKieSession();
    for (int i = 0; i < 2; i++) {
        ksession.insert(new String("" + i));
    }
    ksession.fireAllRules();
    Iterator it = ActivationIterator.iterator(ksession);
    List list = new ArrayList();
    for (AgendaItem act = (AgendaItem) it.next(); act != null; act = (AgendaItem) it.next()) {
        if (act.getRule().getName().equals("rule3")) {
            list.add(act.getRule().getName() + ":" + act.getDeclarationValue("$s1") + ":" + act.getDeclarationValue("$s2") + ":" + act.getDeclarationValue("$s3") + ":" + act.isQueued());
        } else if (act.getRule().getName().equals("rule1")) {
            list.add(act.getRule().getName() + ":" + act.getDeclarationValue("$s1") + ":" + act.getDeclarationValue("$s2") + ":" + act.isQueued());
        } else if (act.getRule().getName().equals("rule2")) {
            list.add(act.getRule().getName() + ":" + act.getDeclarationValue("$s1") + ":" + act.isQueued());
        }
    }
    assertContains(new String[] { "rule1:0:0:true", "rule1:0:1:true", "rule1:1:0:false", "rule1:1:1:false", "rule2:1:false", "rule2:0:true", "rule3:0:0:0:true", "rule3:0:0:1:true", "rule3:1:0:0:false", "rule3:1:0:1:false", "rule3:0:1:0:true", "rule3:0:1:1:true", "rule3:1:1:0:false", "rule3:1:1:1:false" }, list);
}

Example 12 with Iterator

use of org.drools.core.util.Iterator in project drools by kiegroup.

the class ActivationIteratorTest method testFromnSharingWithMixedDormantAndActive.

@Test
public void testFromnSharingWithMixedDormantAndActive() {
    String str = "package org.kie.test \n" + "global java.util.List list \n" + "\n" + "rule rule3 salience ( Integer.parseInt( $s1+'1' ) ) when\n" + "    $s1 : String( ) from list  \n" + "    eval( 1 == 1 ) \n" + "    eval( 1 == 1 ) \n" + "then\n" + "    kcontext.getKieRuntime().halt();\n" + "end\n" + "rule rule1 salience ( Integer.parseInt( $s1+'1' ) )  when\n" + "    $s1 : String( this == '1' )  from list\n" + "then\n" + "end\n" + "rule rule2  salience ( Integer.parseInt( $s1+'1' ) ) when\n" + "    $s1 : String( )  from list \n" + "    eval( 1 == 1 ) \n" + "then\n" + "end\n" + "\n";
    KieSession ksession = new KieHelper().addContent(str, ResourceType.DRL).build().newKieSession();
    List list = new ArrayList();
    list.add("0");
    list.add("1");
    list.add("2");
    ksession.setGlobal("list", list);
    ksession.fireAllRules();
    Iterator it = ActivationIterator.iterator(ksession);
    list = new ArrayList();
    for (AgendaItem act = (AgendaItem) it.next(); act != null; act = (AgendaItem) it.next()) {
        list.add(act.getRule().getName() + ":" + act.getDeclarationValue("$s1") + ":" + act.isQueued());
    }
    assertContains(new String[] { "rule1:1:true", "rule2:0:true", "rule2:1:true", "rule2:2:true", "rule3:0:true", "rule3:1:true", "rule3:2:false" }, list);
}

Example 13 with Iterator

use of org.drools.core.util.Iterator in project drools by kiegroup.

the class ActivationIteratorTest method testAccnSharingWithMixedDormantAndActive.

@Test
public void testAccnSharingWithMixedDormantAndActive() {
    String str = "package org.kie.test \n" + "\n" + "rule rule1 @Propagation(EAGER) when\n" + "    $s1 : Integer() from accumulate( $i : Integer(), sum ( $i ) )    " + "then\n" + "end\n" + "rule rule2 @Propagation(EAGER) when\n" + "    $s1 : Integer() from accumulate( $i : Integer(), sum ( $i ) )    " + "    eval( 1 == 1 ) \n" + "then\n" + "end\n" + "rule rule3  salience 10 when\n" + "    eval( 1 == 1 ) \n" + "    $s1 : Integer() from accumulate( $i : Integer(), sum ( $i ) )    " + "    eval( 1 == 1 ) \n" + "then\n" + "    kcontext.getKieRuntime().halt();\n" + "end\n" + "\n";
    KieSession ksession = new KieHelper().addContent(str, ResourceType.DRL).build().newKieSession();
    ksession.insert(new Integer(1));
    ksession.insert(new Integer(2));
    ksession.insert(new Integer(3));
    ksession.fireAllRules();
    Iterator it = ActivationIterator.iterator(ksession);
    List list = new ArrayList();
    list = new ArrayList();
    for (AgendaItem act = (AgendaItem) it.next(); act != null; act = (AgendaItem) it.next()) {
        list.add(act.getRule().getName() + ":" + act.getDeclarationValue("$s1") + ":" + act.isQueued());
    }
    assertContains(new String[] { "rule1:6:true", "rule2:6:true", "rule3:6:false" }, list);
}

Example 14 with Iterator

use of org.drools.core.util.Iterator in project drools by kiegroup.

the class ActivationIteratorTest method testExistsSharingWithMixedDormantAndActive.

@Test
public void testExistsSharingWithMixedDormantAndActive() {
    String str = "package org.kie.test \n" + "\n" + "rule rule3  @Propagation(EAGER)  salience ( Integer.parseInt( $s1+'1' ) ) when\n" + "    $s1 : String( )\n" + "    exists String( this == '1' )\n" + "    eval( 1 == 1 ) \n" + "    eval( 1 == 1 ) \n" + "then\n" + "    kcontext.getKieRuntime().halt();\n" + "end\n" + "rule rule1  @Propagation(EAGER)  salience 100 when\n" + "    exists String( this == '1' )\n" + "then\n" + "end\n" + "rule rule2   @Propagation(EAGER)  salience ( Integer.parseInt( $s1+'1' ) ) when\n" + "    exists String( this == '1' )\n" + "    $s1 : String( )\n" + "    eval( 1 == 1 ) \n" + "then\n" + "end\n" + "\n";
    KieSession ksession = new KieHelper().addContent(str, ResourceType.DRL).build().newKieSession();
    ksession.insert("0");
    ksession.insert("1");
    ksession.insert("2");
    ksession.fireAllRules();
    Iterator it = ActivationIterator.iterator(ksession);
    List list = new ArrayList();
    for (AgendaItem act = (AgendaItem) it.next(); act != null; act = (AgendaItem) it.next()) {
        if (act.getRule().getName().equals("rule3")) {
            list.add(act.getRule().getName() + ":" + act.getDeclarationValue("$s1") + ":" + act.isQueued());
        } else if (act.getRule().getName().equals("rule1")) {
            list.add(act.getRule().getName() + ":" + act.isQueued());
        } else if (act.getRule().getName().equals("rule2")) {
            list.add(act.getRule().getName() + ":" + act.getDeclarationValue("$s1") + ":" + act.isQueued());
        }
    }
    assertContains(new String[] { "rule1:false", "rule2:0:true", "rule2:1:true", "rule2:2:true", "rule3:2:false" }, list);
}

Example 15 with Iterator

use of org.drools.core.util.Iterator in project drools by kiegroup.

the class TerminalNodeIteratorTest method testTerminalNodeListener.

@Test
public void testTerminalNodeListener() {
    String str = "package org.kie.test \n" + "\n" + "rule rule1 when\n" + "then\n" + "end\n" + "rule rule2 when\n" + "then\n" + "end\n" + "rule rule3 when\n" + "    Object()" + "then\n" + "end\n" + "rule rule4 when\n" + "    Object()" + "then\n" + "end\n" + // this will result in two terminal nodes
    "rule rule5 when\n" + "    Object() or\n" + "    Object()\n" + "then\n" + "end\n";
    KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();
    kbuilder.add(ResourceFactory.newByteArrayResource(str.getBytes()), ResourceType.DRL);
    if (kbuilder.hasErrors()) {
        fail(kbuilder.getErrors().toString());
    }
    InternalKnowledgeBase kbase = KnowledgeBaseFactory.newKnowledgeBase();
    kbase.addPackages(kbuilder.getKnowledgePackages());
    List<String> nodes = new ArrayList<String>();
    Iterator it = TerminalNodeIterator.iterator(kbase);
    for (TerminalNode node = (TerminalNode) it.next(); node != null; node = (TerminalNode) it.next()) {
        nodes.add(((RuleTerminalNode) node).getRule().getName());
    }
    assertEquals(6, nodes.size());
    assertTrue(nodes.contains("rule1"));
    assertTrue(nodes.contains("rule2"));
    assertTrue(nodes.contains("rule3"));
    assertTrue(nodes.contains("rule4"));
    assertTrue(nodes.contains("rule5"));
    int first = nodes.indexOf("rule5");
    int second = nodes.lastIndexOf("rule5");
    assertTrue(first != second);
}