Package com.graphaware.common.policy

Examples of com.graphaware.common.policy.NodeInclusionPolicy

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        GraphDatabaseService database = new TestGraphDatabaseFactory().newImpermanentDatabase();
        database.registerTransactionEventHandler(new TransactionEventHandler.Adapter<Object>() {
            @Override
            public Object beforeCommit(TransactionData data) throws Exception {
                InclusionPolicies inclusionPolicies = InclusionPolicies.all()
                        .with(new NodeInclusionPolicy() {
                            @Override
                            public boolean include(Node node) {
                                return node.getProperty("name", "default").equals("Two");
                            }
                        })
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*/
public class SpelNodeInclusionPolicyTest extends SpelInclusionPolicyTest {

    @Test
    public void shouldIncludeCorrectNodes() {
        NodeInclusionPolicy policy1 = new SpelNodeInclusionPolicy("hasLabel('Employee') || hasProperty('form') || getProperty('age', 0) > 20");
        NodeInclusionPolicy policy2 = new SpelNodeInclusionPolicy("getDegree('OUTGOING') > 1");
        NodeInclusionPolicy policy3 = new SpelNodeInclusionPolicy("getDegree('WORKS_FOR', 'BOTH') > 1");
        NodeInclusionPolicy policy4 = new SpelNodeInclusionPolicy("getDegree('WORKS_FOR', 'incoming') > 1");

        try (Transaction tx = database.beginTx()) {
            assertTrue(policy1.include(michal()));
            assertTrue(policy1.include(graphaware()));
            assertTrue(policy1.include(vojta()));
            assertFalse(policy1.include(london()));

            assertTrue(policy2.include(michal()));
            assertFalse(policy2.include(graphaware()));
            assertTrue(policy2.include(vojta()));
            assertFalse(policy2.include(london()));

            assertFalse(policy3.include(michal()));
            assertTrue(policy3.include(graphaware()));
            assertFalse(policy3.include(vojta()));
            assertFalse(policy3.include(london()));

            assertFalse(policy4.include(michal()));
            assertTrue(policy4.include(graphaware()));
            assertFalse(policy4.include(vojta()));
            assertFalse(policy4.include(london()));

            tx.success();
        }
    }
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        }).execute();

        try (Transaction tx = database.beginTx()) {
            assertNotNull(new RandomNodeSelector().selectNode(database));

            Node node = new RandomNodeSelector(new NodeInclusionPolicy() {
                @Override
                public boolean include(Node object) {
                    return object.hasLabel(DynamicLabel.label("Label4"));
                }
            }).selectNode(database);
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*/
public class StringToNodeInclusionPolicyTest {

    @Test
    public void shouldConstructPolicyFromClassName() {
        NodeInclusionPolicy policy = StringToNodeInclusionPolicy.getInstance().apply("com.graphaware.runtime.config.function.SingletonNodeInclusionPolicy");

        assertNotNull(policy);
        assertEquals(of(IncludeAllBusinessNodes.getInstance(), SingletonNodeInclusionPolicy.getInstance()), policy);
    }
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        assertEquals(of(IncludeAllBusinessNodes.getInstance(), SingletonNodeInclusionPolicy.getInstance()), policy);
    }

    @Test
    public void shouldConstructPolicyFromClassName2() {
        NodeInclusionPolicy policy = StringToNodeInclusionPolicy.getInstance().apply("com.graphaware.runtime.config.function.TestNodeInclusionPolicy");

        assertNotNull(policy);
        assertEquals(of(IncludeAllBusinessNodes.getInstance(), new TestNodeInclusionPolicy()), policy);
    }
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        assertEquals(of(IncludeAllBusinessNodes.getInstance(), new TestNodeInclusionPolicy()), policy);
    }

    @Test
    public void shouldConstructSpelPolicy() {
        NodeInclusionPolicy policy = StringToNodeInclusionPolicy.getInstance().apply("hasLabel('Test')");

        assertEquals(of(IncludeAllBusinessNodes.getInstance(), new SpelNodeInclusionPolicy("hasLabel('Test')")), policy);
    }
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        assertEquals(of(IncludeAllBusinessNodes.getInstance(), new SpelNodeInclusionPolicy("hasLabel('Test')")), policy);
    }

    @Test
    public void shouldConstructSpelPolicy2() {
        NodeInclusionPolicy policy = StringToNodeInclusionPolicy.getInstance().apply("isType('R1')");

        assertEquals(of(IncludeAllBusinessNodes.getInstance(), new SpelNodeInclusionPolicy("isType('R1')")), policy);
    }
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Related Classes of com.graphaware.common.policy.NodeInclusionPolicy

  • com.graphaware.common.policy.spel.SpelNodeInclusionPolicyTest
  • com.graphaware.runtime.config.function.StringToNodeInclusionPolicyTest
  • com.graphaware.runtime.walk.RandomNodeSelectorTest
  • com.graphaware.tx.event.JustForDocs
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