Examples of org.apache.xindice.xml.NodeSource

org.apache.xindice.xml.NodeSource
NodeSource encapsulates the source of a Document, including its Collection reference and its Key.

        }


        if (inlineMetaService == null || metaMap.get("type").equals(ResourceTypeReader.XML)) {
            Document document;
            if (compressed) {
                document = new DocumentImpl(value.getData(), symbols, new NodeSource(this, key));
                flushSymbolTable();
                if (log.isTraceEnabled()) {
                    log.trace(localDebugHeader +
                              "Compressed XML document=<" + TextWriter.toString(document) + ">");
                }

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        try {
            doc = DOMParser.toDocument(xml);


            // Have to move it to Xindice DOM for XMLObject AutoLinking
            byte[] b = DOMCompressor.Compress(doc, symbols);
            doc = new DocumentImpl(b, symbols, new NodeSource(this, key));


            if (documentCache != null) {
                documentCache.putDocument(this, key, b);
            }
        } catch (Exception e) {

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        if (document instanceof DBDocument) {
            // FIXME: This is a shitty shitty hack... Kill immediately
            DBDocument dbDoc = (DBDocument) document;
            if (dbDoc.getSource() == null) {
                dbDoc.setSource(new NodeSource(this, key));
            }
        }


        /*
         * The possibilities are restricted because only XML
         * is handled by this method.  There are only a few
         * pieces of information that need to be constructed:
         * 1) the xindice DOM document is needed for all XML objects, as
         *         it is handed to the IndexManager and the DBObserver.
         * 2) the packed document, if this is a compressed XML object,
         *        is needed for the cache and the BTree (via the Value object).
         * 3) the string-converted-to-utf-8 bytes, if this is a non-compressed
         *        XML object, is needed for the BTree (via the Value object).
         * 4) A Value object, with a header if headers are enabled, and
         *        otherwise without headers, for the BTree.
         */


        byte[] documentBytes = null;


        if (compressed) {
            try {
                documentBytes = DOMCompressor.Compress(document, symbols);
                if (log.isTraceEnabled()) {
                    log.trace(localDebugHeader + "length=" + documentBytes.length);
                }


                // Why must it be re-created?
                document = new DocumentImpl(documentBytes, symbols, new NodeSource(this, key));
                if (log.isTraceEnabled()) {
                    log.trace(localDebugHeader + "packedDocument: length=" + documentBytes.length +
                              " document=<" + TextWriter.toString(document) + ">");
                }
            } catch (Exception e) {

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                            continue; // We only have to process it once
                        } else {
                            lastDoc = doc;
                        }


                        NodeSource source = node.getSource();


                        Node contextNode = doc.getDocumentElement();
                        execute(contextNode);


                        col.setDocument(source.getKey(), doc);
                    }
                }
            }
        }
    }

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        } else if (v instanceof Document) {
            return (Document) v;
        } else if (v instanceof byte[]) {
            try {
                SymbolTable s = col.getSymbols();
                NodeSource ns = new NodeSource(col, key);
                return new DocumentImpl((byte[]) v, s, ns);
            } catch (Exception e) {
                if (log.isWarnEnabled()) {
                    log.warn("ignored exception", e);
                }

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                Key key = rec.getKey();
                Value val = rec.getValue();
                if (val.getLength() > 0) {
                    try {
                        if (compressed) {
                            Document doc = new DocumentImpl(val.getData(), symbols, new NodeSource(Collection.this, key));
                            return new ColContainer(key, doc);
                        } else {
                            return new ColContainer(key, DOMParser.toDocument(val));
                        }
                    } catch (Exception e) {

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    /**
     * Add "src" and "col" attributes in {@link NodeSource#SOURCE_NS} namespace. 
     */
    public void expandSource() {
        NodeSource src = getSource();
        if (src != null) {
            final String prefix = sourcePrefix("src", NodeSource.SOURCE_NS);


            setAttribute(XMLNS_PREFIX + ":" + prefix, NodeSource.SOURCE_NS);
            setAttribute(prefix + ":" + NodeSource.SOURCE_COL, src.getCollection().getCanonicalName());
            Key k = src.getKey();
            if (k != null) {
                setAttribute(prefix + ":" + NodeSource.SOURCE_KEY, k.toString());
            }
        }
    }

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Related Classes of org.apache.xindice.xml.NodeSource

org.apache.xindice.core.cache.DocumentCacheImpl

org.apache.xindice.core.Collection

org.apache.xindice.core.Collection$ColDocumentSet

org.apache.xindice.core.DocumentCache

org.apache.xindice.core.indexer.IndexManager

org.apache.xindice.core.xupdate.XUpdateImpl

org.apache.xindice.xml.dom.ElementImpl

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