Examples with IndexDefinition org.neo4j.graphdb.schema.IndexDefinition used on opensource projects

Example 11 with IndexDefinition

use of org.neo4j.graphdb.schema.IndexDefinition in project neo4j by neo4j.

the class Schema method reportNodeIndexes.

private void reportNodeIndexes(Output out, org.neo4j.graphdb.schema.Schema schema, Label[] labels, String property, boolean verbose) throws RemoteException {
    ColumnPrinter printer = new ColumnPrinter(indent("ON "), "", "");
    Iterable<IndexDefinition> indexes = indexesByLabelAndProperty(schema, labels, property);
    int i = 0;
    for (IndexDefinition index : sort(indexes, LABEL_COMPARE_FUNCTION)) {
        if (i == 0) {
            out.println("Indexes");
        }
        String labelAndProperties = String.format(":%s(%s)", index.getLabel().name(), commaSeparate(index.getPropertyKeys()));
        IndexState state = schema.getIndexState(index);
        String uniqueOrNot = index.isConstraintIndex() ? "(for uniqueness constraint)" : "";
        printer.add(labelAndProperties, state, uniqueOrNot);
        if (verbose && state == IndexState.FAILED) {
            printer.addRaw(schema.getIndexFailure(index));
        }
        i++;
    }
    if (i == 0) {
        out.println("No indexes");
    } else {
        printer.print(out);
    }
}

Example 12 with IndexDefinition

use of org.neo4j.graphdb.schema.IndexDefinition in project neo4j by neo4j.

the class AppsIT method canListIndexes.

@Test
public void canListIndexes() throws Exception {
    // GIVEN
    Label label = label("Person");
    beginTx();
    IndexDefinition index = db.schema().indexFor(label).on("name").create();
    finishTx();
    waitForIndex(db, index);
    // WHEN / THEN
    executeCommand("schema ls", ":Person", IndexState.ONLINE.name());
}

Example 13 with IndexDefinition

use of org.neo4j.graphdb.schema.IndexDefinition in project neo4j by neo4j.

the class AppsIT method failSamplingWhenProvidingBadProperty.

@Test
public void failSamplingWhenProvidingBadProperty() throws Exception {
    // GIVEN
    Label label = label("Person");
    String property = "name";
    beginTx();
    IndexDefinition index = db.schema().indexFor(label).on(property).create();
    finishTx();
    waitForIndex(db, index);
    // WHEN / THEN
    try {
        executeCommand("schema sample -l Person -p namn");
        fail("This should fail");
    } catch (ShellException e) {
        assertThat(e.getMessage(), containsString("No property associated with 'namn' was found"));
    }
}

Example 14 with IndexDefinition

use of org.neo4j.graphdb.schema.IndexDefinition in project neo4j by neo4j.

the class AppsIT method canSampleAllIndexes.

@Test
public void canSampleAllIndexes() throws Exception {
    // GIVEN
    Label label = label("Person");
    String property = "name";
    beginTx();
    IndexDefinition index = db.schema().indexFor(label).on(property).create();
    finishTx();
    waitForIndex(db, index);
    // WHEN / THEN
    executeCommand("schema sample -a");
}

Example 15 with IndexDefinition

use of org.neo4j.graphdb.schema.IndexDefinition in project neo4j by neo4j.

the class AppsIT method failSampleWhenNoOptionGiven.

@Test
public void failSampleWhenNoOptionGiven() throws Exception {
    // GIVEN
    Label label = label("Person");
    String property = "name";
    beginTx();
    IndexDefinition index = db.schema().indexFor(label).on(property).create();
    finishTx();
    waitForIndex(db, index);
    // WHEN / THEN
    try {
        executeCommand("schema sample");
        fail("This should fail");
    } catch (ShellException e) {
        assertThat(e.getMessage(), containsString("Invalid usage of sample"));
    }
}