Examples with Serializer org.exist.storage.serializers.Serializer used on opensource projects

Example 36 with Serializer

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

the class ConstructedNodesRecoveryTest method serialize.

private String serialize(final DBBroker broker, final DocumentImpl doc) throws IOException, SAXException {
    final Serializer serializer = broker.borrowSerializer();
    SAXSerializer sax = null;
    try (final StringWriter writer = new StringWriter()) {
        sax = (SAXSerializer) SerializerPool.getInstance().borrowObject(SAXSerializer.class);
        final Properties outputProperties = new Properties();
        outputProperties.setProperty(OutputKeys.INDENT, "no");
        outputProperties.setProperty(OutputKeys.ENCODING, "UTF-8");
        sax.setOutput(writer, outputProperties);
        serializer.setProperties(outputProperties);
        serializer.setSAXHandlers(sax, sax);
        serializer.toSAX(doc);
        return writer.toString();
    } finally {
        if (sax != null) {
            SerializerPool.getInstance().returnObject(sax);
        }
        broker.returnSerializer(serializer);
    }
}

Example 37 with Serializer

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

the class AbstractCompressFunction method compressResource.

/**
 * Adds a document to a archive
 *
 * @param os
 *            The Output Stream to add the document to
 * @param doc
 *            The document to add to the archive
 * @param useHierarchy
 *            Whether to use a folder hierarchy in the archive file that
 *            reflects the collection hierarchy
 */
private void compressResource(OutputStream os, DocumentImpl doc, boolean useHierarchy, String stripOffset, String method, String name) throws IOException, SAXException {
    // create an entry in the Tar for the document
    final Object entry;
    if (name != null) {
        entry = newEntry(name);
    } else if (useHierarchy) {
        String docCollection = doc.getCollection().getURI().toString();
        XmldbURI collection = XmldbURI.create(removeLeadingOffset(docCollection, stripOffset));
        entry = newEntry(collection.append(doc.getFileURI()).toString());
    } else {
        entry = newEntry(doc.getFileURI().toString());
    }
    final byte[] value;
    if (doc.getResourceType() == DocumentImpl.XML_FILE) {
        // xml file
        final Serializer serializer = context.getBroker().borrowSerializer();
        try {
            serializer.setUser(context.getSubject());
            serializer.setProperty("omit-xml-declaration", "no");
            getDynamicSerializerOptions(serializer);
            String strDoc = serializer.serialize(doc);
            value = strDoc.getBytes();
        } finally {
            context.getBroker().returnSerializer(serializer);
        }
    } else if (doc.getResourceType() == DocumentImpl.BINARY_FILE && doc.getContentLength() > 0) {
        // binary file
        try (final InputStream is = context.getBroker().getBinaryResource((BinaryDocument) doc);
            final UnsynchronizedByteArrayOutputStream baos = new UnsynchronizedByteArrayOutputStream(doc.getContentLength() == -1 ? 1024 : (int) doc.getContentLength())) {
            baos.write(is);
            value = baos.toByteArray();
        }
    } else {
        value = new byte[0];
    }
    // close the entry
    final CRC32 chksum = new CRC32();
    if (entry instanceof ZipEntry && "store".equals(method)) {
        ((ZipEntry) entry).setMethod(ZipOutputStream.STORED);
        chksum.update(value);
        ((ZipEntry) entry).setCrc(chksum.getValue());
        ((ZipEntry) entry).setSize(value.length);
    }
    putEntry(os, entry);
    os.write(value);
    closeEntry(os);
}

Example 38 with Serializer

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

the class CacheFunctions method serializeKey.

private String serializeKey(final Sequence key) throws XPathException {
    final StringBuilder builder = new StringBuilder();
    final Serializer serializer = context.getBroker().borrowSerializer();
    try {
        serializer.setProperties(OUTPUT_PROPERTIES);
        for (final SequenceIterator i = key.iterate(); i.hasNext(); ) {
            final Item item = i.nextItem();
            try {
                final NodeValue node = (NodeValue) item;
                builder.append(serializer.serialize(node));
            } catch (final ClassCastException e) {
                builder.append(item.getStringValue());
            }
        }
        return builder.toString();
    } catch (final SAXException e) {
        throw new XPathException(this, KEY_SERIALIZATION, e);
    } finally {
        context.getBroker().returnSerializer(serializer);
    }
}

Example 39 with Serializer

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

the class CacheFunctions method toMapKeys.

private String[] toMapKeys(final Sequence keys) throws XPathException {
    final String[] mapKeys = new String[keys.getItemCount()];
    final Serializer serializer = context.getBroker().borrowSerializer();
    try {
        serializer.setProperties(OUTPUT_PROPERTIES);
        int i = 0;
        for (final SequenceIterator it = keys.iterate(); it.hasNext(); ) {
            final Item item = it.nextItem();
            try {
                final NodeValue node = (NodeValue) item;
                mapKeys[i] = serializer.serialize(node);
            } catch (final ClassCastException e) {
                mapKeys[i] = item.getStringValue();
            }
            i++;
        }
    } catch (final SAXException e) {
        throw new XPathException(this, KEY_SERIALIZATION, e);
    } finally {
        context.getBroker().returnSerializer(serializer);
    }
    return mapKeys;
}

Example 40 with Serializer

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

the class MoveCollectionRecoveryTest method read.

private void read() throws EXistException, PermissionDeniedException, SAXException {
    final BrokerPool pool = existEmbeddedServer.getBrokerPool();
    try (final DBBroker broker = pool.get(Optional.of(pool.getSecurityManager().getSystemSubject()))) {
        final Serializer serializer = broker.borrowSerializer();
        try (final LockedDocument lockedDoc = broker.getXMLResource(TestConstants.DESTINATION_COLLECTION_URI.append("test3").append(TestConstants.TEST_XML_URI), LockMode.READ_LOCK)) {
            assertNotNull("Document should not be null", lockedDoc);
            String data = serializer.serialize(lockedDoc.getDocument());
            assertNotNull(data);
        } finally {
            broker.returnSerializer(serializer);
        }
    }
}