Examples with IndexSpec org.exist.storage.IndexSpec used on opensource projects

Example 1 with IndexSpec

use of org.exist.storage.IndexSpec in project exist by eXist-db.

the class LuceneMatchListener method reset.

protected void reset(final DBBroker broker, final NodeProxy proxy) {
    this.broker = broker;
    this.match = proxy.getMatches();
    setNextInChain(null);
    final IndexSpec indexConf = proxy.getOwnerDocument().getCollection().getIndexConfiguration(broker);
    if (indexConf != null) {
        config = (LuceneConfig) indexConf.getCustomIndexSpec(LuceneIndex.ID);
    } else {
        config = LuceneConfig.DEFAULT_CONFIG;
    }
    getTerms();
    nodesWithMatch = new TreeMap<>();
    /* Check if an index is defined on an ancestor of the current node.
        * If yes, scan the ancestor to get the offset of the first character
        * in the current node. For example, if the indexed node is &lt;a>abc&lt;b>de&lt;/b></a>
        * and we query for //a[text:ngram-contains(., 'de')]/b, proxy will be a &lt;b> node, but
        * the offsets of the matches are relative to the start of &lt;a>.
        */
    NodeSet ancestors = null;
    Match nextMatch = this.match;
    while (nextMatch != null) {
        if (proxy.getNodeId().isDescendantOf(nextMatch.getNodeId())) {
            if (ancestors == null) {
                ancestors = new NewArrayNodeSet();
            }
            ancestors.add(new NodeProxy(proxy.getOwnerDocument(), nextMatch.getNodeId()));
        }
        nextMatch = nextMatch.getNextMatch();
    }
    if (ancestors != null && !ancestors.isEmpty()) {
        for (final NodeProxy p : ancestors) {
            scanMatches(p);
        }
    }
}

Example 2 with IndexSpec

use of org.exist.storage.IndexSpec in project exist by eXist-db.

the class NGramIndexWorker method getDefinedIndexes.

/**
 * Check index configurations for all collection in the given DocumentSet and return
 * a list of QNames, which have indexes defined on them.
 *
 * @param broker the database broker
 * @param docs   documents
 */
private List<QName> getDefinedIndexes(final DBBroker broker, final DocumentSet docs) {
    final List<QName> indexes = new ArrayList<>(20);
    for (final Iterator<Collection> i = docs.getCollectionIterator(); i.hasNext(); ) {
        final Collection collection = i.next();
        final IndexSpec idxConf = collection.getIndexConfiguration(broker);
        if (idxConf != null) {
            final Map<?, ?> config = (Map<?, ?>) idxConf.getCustomIndexSpec(NGramIndex.ID);
            if (config != null) {
                for (final Object name : config.keySet()) {
                    indexes.add((QName) name);
                }
            }
        }
    }
    return indexes;
}

Example 3 with IndexSpec

use of org.exist.storage.IndexSpec in project exist by eXist-db.

the class NGramIndexWorker method getReindexRoot.

@Override
public <T extends IStoredNode> IStoredNode getReindexRoot(final IStoredNode<T> node, final NodePath path, final boolean insert, final boolean includeSelf) {
    if (node.getNodeType() == Node.ATTRIBUTE_NODE) {
        return null;
    }
    final IndexSpec indexConf = node.getOwnerDocument().getCollection().getIndexConfiguration(broker);
    if (indexConf != null) {
        final Map<?, ?> config = (Map<?, ?>) indexConf.getCustomIndexSpec(NGramIndex.ID);
        if (config == null) {
            return null;
        }
        boolean reindexRequired = false;
        final int len = node.getNodeType() == Node.ELEMENT_NODE && !includeSelf ? path.length() - 1 : path.length();
        for (int i = 0; i < len; i++) {
            final QName qn = path.getComponent(i);
            if (config.get(qn) != null) {
                reindexRequired = true;
                break;
            }
        }
        if (reindexRequired) {
            IStoredNode topMost = null;
            IStoredNode<T> currentNode = node;
            while (currentNode != null) {
                if (config.get(currentNode.getQName()) != null) {
                    topMost = currentNode;
                }
                if (currentNode.getOwnerDocument().getCollection().isTempCollection() && currentNode.getNodeId().getTreeLevel() == 2) {
                    break;
                }
                // currentNode = (StoredNode) currentNode.getParentNode();
                currentNode = currentNode.getParentStoredNode();
            }
            return topMost;
        }
    }
    return null;
}

Example 4 with IndexSpec

use of org.exist.storage.IndexSpec in project exist by eXist-db.

the class FieldLookup method getType.

public int getType(Sequence contextSequence, String field) {
    if (contextSequence == null) {
        return Type.ITEM;
    }
    for (final Iterator<Collection> i = contextSequence.getCollectionIterator(); i.hasNext(); ) {
        final Collection collection = i.next();
        if (collection.getURI().startsWith(XmldbURI.SYSTEM_COLLECTION_URI)) {
            continue;
        }
        IndexSpec idxConf = collection.getIndexConfiguration(context.getBroker());
        if (idxConf != null) {
            RangeIndexConfig config = (RangeIndexConfig) idxConf.getCustomIndexSpec(RangeIndex.ID);
            if (config != null) {
                int type = config.getType(field);
                if (type != Type.ITEM) {
                    return type;
                }
            }
        }
    }
    return Type.ITEM;
}

Example 5 with IndexSpec

use of org.exist.storage.IndexSpec in project exist by eXist-db.

the class OptimizeFieldPragma method getConfigurations.

private List<RangeIndexConfig> getConfigurations(Sequence contextSequence) {
    List<RangeIndexConfig> configs = new ArrayList<>();
    for (final Iterator<Collection> i = contextSequence.getCollectionIterator(); i.hasNext(); ) {
        final Collection collection = i.next();
        if (collection.getURI().startsWith(XmldbURI.SYSTEM_COLLECTION_URI)) {
            continue;
        }
        IndexSpec idxConf = collection.getIndexConfiguration(context.getBroker());
        if (idxConf != null) {
            final RangeIndexConfig config = (RangeIndexConfig) idxConf.getCustomIndexSpec(RangeIndex.ID);
            if (config != null) {
                configs.add(config);
            }
        }
    }
    return configs;
}