Package org.springframework.data.neo4j.support

Examples of org.springframework.data.neo4j.support.Neo4jTemplate.exec()

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    @Test(expected = DataAccessException.class)
    @Ignore
    public void shouldConvertMissingTransactionExceptionToDataAccessException() {
        Neo4jTemplate template = new Neo4jTemplate(graphDatabase, null);
        template.exec(new GraphCallback.WithoutResult() {
            @Override
            public void doWithGraphWithoutResult(GraphDatabase graph) throws Exception {
                graph.createNode(null, null);
            }
        });
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        });
    }
    @Test(expected = DataAccessException.class)
    public void shouldConvertNotFoundExceptionToDataAccessException() {
        Neo4jTemplate template = new Neo4jTemplate(graphDatabase, transactionManager);
        template.exec(new GraphCallback.WithoutResult() {
            @Override
            public void doWithGraphWithoutResult(GraphDatabase graph) throws Exception {
                graph.getNodeById( Long.MAX_VALUE );
            }
        });
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    }

    @Test
    public void testSingleNode() {
        final Neo4jOperations template = new Neo4jTemplate(graph, transactionManager);
        template.exec(new GraphCallback.WithoutResult() {
            @Override
            public void doWithGraphWithoutResult(GraphDatabase graph) throws Exception {
                Node node = graph.createNode(map("name", "Test", "size", 100), null);
                refNode.createRelationshipTo(node, HAS);
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                final Node nodeByRelationship = toTestNode.getEndNode();
                assertEquals("Test", nodeByRelationship.getProperty("name"));
                assertEquals(100, nodeByRelationship.getProperty("size"));
            }
        });
        template.exec(new GraphCallback.WithoutResult() {
            public void doWithGraphWithoutResult(GraphDatabase graph) throws Exception {
                final Relationship toTestNode = refNode.getSingleRelationship(HAS, Direction.OUTGOING);
                final Node nodeByRelationship = toTestNode.getEndNode();
                assertEquals("Test", nodeByRelationship.getProperty("name"));
                assertEquals(100, nodeByRelationship.getProperty("size"));
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    @Test
    public void testRollback() {
        final Neo4jOperations template = new Neo4jTemplate(graph, transactionManager);
        try {
        template.exec(new GraphCallback.WithoutResult() {
            @Override
            public void doWithGraphWithoutResult(GraphDatabase graph) throws Exception {
                Node node = refNode;
                node.setProperty("test", "test");
                assertEquals("test", node.getProperty("test"));
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                assertEquals("test", node.getProperty("test"));
                throw new RuntimeException();
            }
        });
        } catch(RuntimeException ignore) {}
        template.exec(new GraphCallback.WithoutResult() {
            public void doWithGraphWithoutResult(final GraphDatabase graph) throws Exception {
                assertFalse(refNode.hasProperty("test"));
            }
        });
    }
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    @Test(expected = DataAccessException.class)
    @Ignore
    public void shouldConvertMissingTransactionExceptionToDataAccessException() {
        Neo4jTemplate template = new Neo4jTemplate(graphDatabase, null);
        template.exec(new GraphCallback.WithoutResult() {
            @Override
            public void doWithGraphWithoutResult(GraphDatabase graph) throws Exception {
                graph.createNode(null, null);
            }
        });
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    }

    @Test(expected = DataAccessException.class)
    public void shouldConvertNotFoundExceptionToDataAccessException() {
        Neo4jTemplate template = new Neo4jTemplate(graphDatabase, neo4jTransactionManager);
        template.exec(new GraphCallback.WithoutResult() {
            @Override
            public void doWithGraphWithoutResult(GraphDatabase graph) throws Exception {
                graph.getNodeById(Long.MAX_VALUE);
            }
        });
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