Examples with LockedDocument org.exist.dom.persistent.LockedDocument used on opensource projects

Example 31 with LockedDocument

use of org.exist.dom.persistent.LockedDocument in project exist by eXist-db.

the class CopyResourceTest method copyDoc.

private void copyDoc(final Subject execAsUser, final DBBroker.PreserveType preserve, final XmldbURI srcDocName, final XmldbURI destDocName) throws EXistException, PermissionDeniedException, LockException, IOException, TriggerException {
    final XmldbURI src = TEST_COLLECTION_URI.append(srcDocName);
    final XmldbURI dest = TEST_COLLECTION_URI.append(destDocName);
    final BrokerPool pool = existWebServer.getBrokerPool();
    try (final DBBroker broker = pool.get(Optional.of(execAsUser));
        final Txn transaction = pool.getTransactionManager().beginTransaction();
        final LockedDocument lockedSrcDoc = broker.getXMLResource(src, LockMode.READ_LOCK);
        final Collection destCol = broker.openCollection(dest.removeLastSegment(), LockMode.WRITE_LOCK)) {
        broker.copyResource(transaction, lockedSrcDoc.getDocument(), destCol, dest.lastSegment(), preserve);
        transaction.commit();
    }
    // check the copy of the document is the same as the original
    try (final DBBroker broker = pool.get(Optional.of(execAsUser));
        final LockedDocument lockedOriginal = broker.getXMLResource(src, LockMode.READ_LOCK);
        final LockedDocument lockedCopy = broker.getXMLResource(dest, LockMode.READ_LOCK)) {
        final Diff diff = DiffBuilder.compare(Input.fromDocument(lockedOriginal.getDocument())).withTest(Input.fromDocument(lockedCopy.getDocument())).build();
        assertFalse(diff.toString(), diff.hasDifferences());
    }
}

Example 32 with LockedDocument

use of org.exist.dom.persistent.LockedDocument in project exist by eXist-db.

the class StoreResourceTest method replaceXmlDoc.

private void replaceXmlDoc(final Subject execAsUser, final DBBroker.PreserveType preserve, final XmldbURI docName, final String content) throws EXistException, PermissionDeniedException, LockException, IOException, SAXException {
    final XmldbURI uri = TEST_COLLECTION_URI.append(docName);
    final BrokerPool pool = existWebServer.getBrokerPool();
    try (final DBBroker broker = pool.get(Optional.of(execAsUser));
        final Txn transaction = pool.getTransactionManager().beginTransaction();
        final Collection col = broker.openCollection(uri.removeLastSegment(), Lock.LockMode.WRITE_LOCK)) {
        broker.storeDocument(transaction, uri.lastSegment(), new StringInputSource(content), MimeType.XML_TYPE, col);
        transaction.commit();
    }
    // check the replaced document is correct
    try (final DBBroker broker = pool.get(Optional.of(execAsUser));
        final LockedDocument lockedDoc = broker.getXMLResource(uri, Lock.LockMode.READ_LOCK)) {
        final Serializer serializer = broker.borrowSerializer();
        try {
            final String docXml = serializer.serialize(lockedDoc.getDocument());
            final Diff diff = DiffBuilder.compare(Input.fromString(content)).withTest(Input.fromString(docXml)).build();
            assertFalse(diff.toString(), diff.hasDifferences());
        } finally {
            broker.returnSerializer(serializer);
        }
    }
}

Example 33 with LockedDocument

use of org.exist.dom.persistent.LockedDocument in project exist by eXist-db.

the class StoreResourceTest method replaceBinDoc.

private void replaceBinDoc(final Subject execAsUser, final DBBroker.PreserveType preserve, final XmldbURI docName, final String content) throws EXistException, PermissionDeniedException, LockException, IOException, SAXException {
    final XmldbURI uri = TEST_COLLECTION_URI.append(docName);
    final BrokerPool pool = existWebServer.getBrokerPool();
    try (final DBBroker broker = pool.get(Optional.of(execAsUser));
        final Txn transaction = pool.getTransactionManager().beginTransaction();
        final Collection col = broker.openCollection(uri.removeLastSegment(), Lock.LockMode.WRITE_LOCK)) {
        broker.storeDocument(transaction, uri.lastSegment(), new StringInputSource(content.getBytes(UTF_8)), MimeType.BINARY_TYPE, col);
        transaction.commit();
    }
    // check the replaced document is correct
    try (final DBBroker broker = pool.get(Optional.of(execAsUser));
        final LockedDocument lockedDoc = broker.getXMLResource(uri, Lock.LockMode.READ_LOCK);
        final InputStream is = broker.getBinaryResource((BinaryDocument) lockedDoc.getDocument());
        final UnsynchronizedByteArrayOutputStream os = new UnsynchronizedByteArrayOutputStream()) {
        os.write(is);
        assertArrayEquals(content.getBytes(UTF_8), os.toByteArray());
    }
}

Example 34 with LockedDocument

use of org.exist.dom.persistent.LockedDocument in project exist by eXist-db.

the class AbstractRecoverTest method read.

/**
 * Read a document from the database.
 *
 * @param shouldExist true if the document should exist in the database, false if the document should not exist
 * @param data The data that was previously stored
 * @param dbFilename The name of the file to read from the database
 */
protected void read(final boolean shouldExist, final InputSource data, final String dbFilename) throws EXistException, PermissionDeniedException, IOException {
    final BrokerPool pool = existEmbeddedServer.getBrokerPool();
    try (final DBBroker broker = pool.get(Optional.of(pool.getSecurityManager().getSystemSubject()))) {
        final XmldbURI uri = TestConstants.TEST_COLLECTION_URI.append(dbFilename);
        try (final LockedDocument doc = broker.getXMLResource(uri, LockMode.READ_LOCK)) {
            if (!shouldExist) {
                assertNull("Document should not exist in the database: " + uri, doc);
            } else {
                assertNotNull("Document does not exist in the database: " + uri, doc);
                readAndVerify(broker, doc.getDocument(), data, dbFilename);
            }
        }
    }
}

Example 35 with LockedDocument

use of org.exist.dom.persistent.LockedDocument in project exist by eXist-db.

the class MetadataFunctions method extractMetadataFromLocalResource.

private Sequence extractMetadataFromLocalResource(final XmldbURI docUri) throws XPathException {
    try (final LockedDocument lockedDoc = context.getBroker().getXMLResource(docUri, LockMode.READ_LOCK)) {
        if (lockedDoc != null && lockedDoc.getDocument() instanceof BinaryDocument) {
            final BinaryDocument binDoc = (BinaryDocument) lockedDoc.getDocument();
            final BrokerPool pool = context.getBroker().getBrokerPool();
            final BlobStore blobStore = pool.getBlobStore();
            try (final Txn transaction = pool.getTransactionManager().beginTransaction()) {
                final Sequence result = blobStore.with(transaction, binDoc.getBlobId(), blobFile -> TaggedTryUnchecked(XPathException.class, () -> exifToolExtract(blobFile))).get();
                transaction.commit();
                return result;
            }
        } else {
            throw new XPathException(this, "The binary document at " + docUri.toString() + " cannot be found.");
        }
    } catch (PermissionDeniedException | IOException | TransactionException e) {
        throw new XPathException(this, "Could not access binary document: " + e.getMessage(), e);
    }
}