Examples of org.modeshape.jcr.query.model.ChildNode

org.modeshape.jcr.query.model.ChildNode
A constraint requiring that the selected node is a child of the node reachable by the supplied absolute path

        return new SameNode(name, path);
    }


    protected ChildNode childNode( SelectorName name,
                                   String path ) {
        return new ChildNode(name, path);
    }

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                return new Not(newWrapped);
            }
            return not;
        }
        if (constraint instanceof ChildNode) {
            ChildNode childNode = (ChildNode)constraint;
            return new ChildNode(childNode.selectorName(), childNode.getParentPath());
        }
        if (constraint instanceof DescendantNode) {
            DescendantNode descNode = (DescendantNode)constraint;
            return new DescendantNode(descNode.selectorName(), descNode.getAncestorPath());
        }

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                    return "(and " + left + "," + right + " )";
                }
            };
        }
        if (constraint instanceof ChildNode) {
            ChildNode childConstraint = (ChildNode)constraint;
            PathFactory paths = context.getExecutionContext().getValueFactories().getPathFactory();
            final Path parentPath = paths.create(childConstraint.getParentPath());
            final NodeCache cache = context.getNodeCache(sources.getWorkspaceName());
            final CachedNode parent = sources.getNodeAtPath(parentPath, cache);
            if (parent == null) {
                return NodeSequence.NO_PASS_ROW_FILTER;
            }
            final NodeKey parentKey = parent.getKey();
            final String selectorName = childConstraint.getSelectorName();
            final int index = columns.getSelectorIndex(selectorName);
            return new RowFilter() {
                @Override
                public boolean isCurrentRowValid( Batch batch ) {
                    CachedNode node = batch.getNode(index);

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                    SameNode sameNode = (SameNode)constraint;
                    String path = sameNode.getPath();
                    calculator.addIndex(NODE_BY_PATH_INDEX_NAME, null, null, singletonList(constraint), 1, 1L, -1.0f,
                                        PATH_PARAMETER, path);
                } else if (constraint instanceof ChildNode) {
                    ChildNode childNode = (ChildNode)constraint;
                    String path = childNode.getParentPath();
                    calculator.addIndex(CHILDREN_BY_PATH_INDEX_NAME, null, null, singletonList(constraint), 10, 100L, -1.0f,
                                        PATH_PARAMETER, path);
                } else if (constraint instanceof DescendantNode) {
                    DescendantNode descendantNode = (DescendantNode)constraint;
                    String path = descendantNode.getAncestorPath();

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            SelectorName replacement = rewrittenSelectors.get(sameNode.selectorName());
            if (replacement == null) return sameNode;
            return new SameNode(replacement, sameNode.getPath());
        }
        if (constraint instanceof ChildNode) {
            ChildNode childNode = (ChildNode)constraint;
            SelectorName replacement = rewrittenSelectors.get(childNode.selectorName());
            if (replacement == null) return childNode;
            return new ChildNode(replacement, childNode.getParentPath());
        }
        if (constraint instanceof DescendantNode) {
            DescendantNode descendantNode = (DescendantNode)constraint;
            SelectorName replacement = rewrittenSelectors.get(descendantNode.selectorName());
            if (replacement == null) return descendantNode;

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            SelectorName selector = mapping.getSingleMappedSelectorName();
            node.addSelector(selector);
            return new SameNode(selector, sameNode.getPath());
        }
        if (constraint instanceof ChildNode) {
            ChildNode childNode = (ChildNode)constraint;
            if (!mapping.getOriginalName().equals(childNode.selectorName())) return childNode;
            if (!mapping.isMappedToSingleSelector()) return childNode;
            SelectorName selector = mapping.getSingleMappedSelectorName();
            node.addSelector(selector);
            return new ChildNode(selector, childNode.getParentPath());
        }
        if (constraint instanceof DescendantNode) {
            DescendantNode descendantNode = (DescendantNode)constraint;
            if (!mapping.getOriginalName().equals(descendantNode.selectorName())) return descendantNode;
            if (!mapping.isMappedToSingleSelector()) return descendantNode;

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         * @param parentPath the path to the parent node
         * @return the constraint builder that was used to create this clause; never null
         */
        public ConstraintBuilder isChild( String childTable,
                                          String parentPath ) {
            return setConstraint(new ChildNode(selector(childTable), parentPath));
        }

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    @Test
    public void shouldParseConstraintFromStringWithIsChildNodeExpressionWithPathOnlyIfThereIsOneSelectorSource() {
        NamedSelector selector = new NamedSelector(selectorName("tableA"));
        Constraint constraint = parser.parseConstraint(tokens("ISCHILDNODE('/a/b/c')"), typeSystem, selector);
        assertThat(constraint, is(instanceOf(ChildNode.class)));
        ChildNode child = (ChildNode)constraint;
        assertThat(child.selectorName(), is(selectorName("tableA")));
        assertThat(child.getParentPath(), is("/a/b/c"));
    }

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    @Test
    public void shouldParseConstraintFromStringWithIsChildNodeExpressionWithSelectorNameAndPath() {
        Constraint constraint = parser.parseConstraint(tokens("ISCHILDNODE(tableA,'/a/b/c')"), typeSystem, mock(Source.class));
        assertThat(constraint, is(instanceOf(ChildNode.class)));
        ChildNode child = (ChildNode)constraint;
        assertThat(child.selectorName(), is(selectorName("tableA")));
        assertThat(child.getParentPath(), is("/a/b/c"));
    }

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org.modeshape.jcr.query.engine.ScanningQueryEngine

org.modeshape.jcr.query.optimize.RewritePathAndNameCriteria

org.modeshape.jcr.query.parse.BasicSqlQueryParser

org.modeshape.jcr.query.parse.SqlQueryParserTest

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