Package javax.jcr.query.qom

Examples of javax.jcr.query.qom.Constraint

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        assertEquals("[s].[p] IS NOT NULL", f.propertyExistence("s", "p").toString());
    }

    @Test
    public void or() throws RepositoryException {
        Constraint c0 = f.propertyExistence("x", "c0");
        Constraint c1 = f.propertyExistence("x", "c1");
        Or or = f.or(c0, c1);
        assertEquals(or.getConstraint1(), c0);
        assertEquals(or.getConstraint2(), c1);
        assertEquals("([x].[c0] IS NOT NULL) OR ([x].[c1] IS NOT NULL)", or.toString());
    }
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    @Test
    public void createQuery() throws RepositoryException {
        Selector s = f.selector("nt:file", "x");
        BindVariableValue b = f.bindVariable("var");
        Constraint c = f.propertyExistence("x", "c");
        PropertyValue p = f.propertyValue("x", "propertyName");
        c = f.and(f.comparison(p, QueryObjectModelConstants.JCR_OPERATOR_EQUAL_TO, b), c);
        Ordering o = f.ascending(p);
        Column col = f.column("x", "propertyName", "columnName");
        Ordering[] ords = new Ordering[]{o};
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    private final QueryObjectModelFactory f = new QueryObjectModelFactoryImpl();
    private final ValueFactory vf = new SimpleValueFactory();

    @Test
    public void and() throws RepositoryException {
        Constraint c0 = f.propertyExistence("x", "c0");
        Constraint c1 = f.propertyExistence("x", "c1");
        And and = f.and(c0, c1);
        assertEquals(and.getConstraint1(), c0);
        assertEquals(and.getConstraint2(), c1);
    }
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        assertEquals("selectorName", n.getSelectorName());
    }

    @Test
    public void not() throws RepositoryException {
        Constraint c = f.propertyExistence("x", "c0");
        Not n = f.not(c);
        assertEquals(c, n.getConstraint());
    }
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        assertEquals(c, n.getConstraint());
    }

    @Test
    public void or() throws RepositoryException {
        Constraint c0 = f.propertyExistence("x", "c0");
        Constraint c1 = f.propertyExistence("x", "c1");
        Or or = f.or(c0, c1);
        assertEquals(or.getConstraint1(), c0);
        assertEquals(or.getConstraint2(), c1);
    }
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    @Test
    public void createQuery() throws RepositoryException {
        Selector s = f.selector("nodeTypeName", "x");
        BindVariableValue b = f.bindVariable("var");
        Constraint c = f.propertyExistence("x", "c");
        PropertyValue p = f.propertyValue("x", "propertyName");
        c = f.and(f.comparison(p, QueryObjectModelConstants.JCR_OPERATOR_EQUAL_TO, b), c);
        Ordering o = f.ascending(p);
        Column col = f.column("selectorName", "propertyName", "columnName");
        Ordering[] ords = new Ordering[]{o};
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        ConstraintSplitter splitter = new ConstraintSplitter(
                constraint, qomFactory,
                merger.getLeftSelectors(), merger.getRightSelectors());

        Source left = join.getLeft();
        Constraint leftConstraint = splitter.getLeftConstraint();
        QueryResult leftResult =
            execute(null, left, leftConstraint, null, 0, -1);
        List<Row> leftRows = new ArrayList<Row>();
        for (Row row : JcrUtils.getRows(leftResult)) {
            leftRows.add(row);
        }

        if (hasLanguageConstraint(splitter.getRightConstraint())) {
            merger.setIncludeTranslationNode(true);
        }
       
        RowIterator rightRows;
        Source right = join.getRight();
        List<Constraint> rightConstraints =
            merger.getRightJoinConstraints(leftRows);
        if (rightConstraints.size() < 500) {
            Constraint rightConstraint = Constraints.and(
                    qomFactory,
                    Constraints.or(qomFactory, rightConstraints),
                    splitter.getRightConstraint());
            rightRows =
                execute(null, right, rightConstraint, null, 0, -1).getRows();
        } else {
            List<Row> list = new ArrayList<Row>();
            for (int i = 0; i < rightConstraints.size(); i += 500) {
                Constraint rightConstraint = Constraints.and(
                        qomFactory,
                        Constraints.or(qomFactory, rightConstraints.subList(
                                i, Math.min(i + 500, rightConstraints.size()))),
                        splitter.getRightConstraint());
                QueryResult rigthResult =
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         * In MODIFY_MODE check if the constraints returned were modified, and if yes create a new node and return it, otherwise return the
         * unchanged node.
         */
        @Override
        public final Object visit(AndImpl node, Object data) throws Exception {
            Constraint constraint1 = node.getConstraint1();
            Constraint constraint2 = node.getConstraint2();
            boolean modified = false;
            Object returnedData = ((ConstraintImpl) node.getConstraint1()).accept(this, data);
            if (getModificationInfo().getMode() == MODIFY_MODE && returnedData != null
                    && !returnedData.equals(node.getConstraint1())) {
                constraint1 = (Constraint) returnedData;
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         * In MODIFY_MODE check if the constraints returned were modified, and if yes create a new node and return it, otherwise return the
         * unchanged node.
         */
        @Override
        public final Object visit(OrImpl node, Object data) throws Exception {
            Constraint constraint1 = node.getConstraint1();
            Constraint constraint2 = node.getConstraint2();
            boolean modified = false;
            Object returnedData = ((ConstraintImpl) node.getConstraint1()).accept(this, data);
            if (getModificationInfo().getMode() == MODIFY_MODE && returnedData != null
                    && !returnedData.equals(node.getConstraint1())) {
                constraint1 = (Constraint) returnedData;
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                            QueryObjectModelFactory qomFactory = getModificationInfo()
                                    .getQueryObjectModelFactory();
                            Set<String> newLanguageCodes = getNewLanguagesPerSelector().get(
                                    selector.getSelectorName());
                            if (newLanguageCodes != null) {
                                Constraint langConstraint = null;
                                for (String newLanguageCode : newLanguageCodes) {
                                    Constraint currentConstraint = NO_LOCALE
                                            .equals(newLanguageCode) ? qomFactory.not(qomFactory
                                            .propertyExistence(selector.getSelectorName(),
                                                    Constants.JCR_LANGUAGE))
                                            : qomFactory
                                                    .comparison(
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Related Classes of javax.jcr.query.qom.Constraint

  • org.apache.jackrabbit.commons.query.sql2.Parser
  • org.apache.jackrabbit.commons.query.sql2.QOMFormatter
  • org.apache.jackrabbit.core.query.lucene.join.ConstraintSplitter
  • org.apache.jackrabbit.core.query.lucene.join.JahiaQueryEngine
  • org.apache.jackrabbit.core.query.lucene.join.QueryEngine
  • org.apache.jackrabbit.core.query.SQL2PathEscapingTest
  • org.apache.jackrabbit.oak.jcr.query.qom.QomTest
  • org.apache.jackrabbit.spi.commons.query.sql2.Parser
  • org.apache.jackrabbit.spi.commons.query.sql2.QOMFormatter
  • org.apache.jackrabbit.test.api.query.qom.AbstractJoinTest
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