Examples with Collection org.exist.collections.Collection used on opensource projects

Example 86 with Collection

use of org.exist.collections.Collection in project exist by eXist-db.

the class GetThumbnailsFunction method eval.

/*
	 * (non-Javadoc)
	 * 
	 * @see org.exist.xquery.BasicFunction#eval(org.exist.xquery.value.Sequence[],
	 *      org.exist.xquery.value.Sequence)
	 */
public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
    ValueSequence result = new ValueSequence();
    // boolean isDatabasePath = false;
    boolean isSaveToDataBase = false;
    if (args[0].isEmpty()) {
        return Sequence.EMPTY_SEQUENCE;
    }
    AnyURIValue picturePath = (AnyURIValue) args[0].itemAt(0);
    if (picturePath.getStringValue().startsWith("xmldb:exist://")) {
        picturePath = new AnyURIValue(picturePath.getStringValue().substring(14));
    }
    AnyURIValue thumbPath = null;
    if (args[1].isEmpty()) {
        thumbPath = new AnyURIValue(picturePath.toXmldbURI().append(THUMBPATH));
        isSaveToDataBase = true;
    } else {
        thumbPath = (AnyURIValue) args[1].itemAt(0);
        if (thumbPath.getStringValue().startsWith("file:")) {
            isSaveToDataBase = false;
            thumbPath = new AnyURIValue(thumbPath.getStringValue().substring(5));
        } else {
            isSaveToDataBase = true;
            try {
                XmldbURI thumbsURI = XmldbURI.xmldbUriFor(thumbPath.getStringValue());
                if (!thumbsURI.isAbsolute())
                    thumbsURI = picturePath.toXmldbURI().append(thumbPath.toString());
                thumbPath = new AnyURIValue(thumbsURI.toString());
            } catch (URISyntaxException e) {
                throw new XPathException(this, e.getMessage());
            }
        }
    }
    // result.add(new StringValue(picturePath.getStringValue()));
    // result.add(new StringValue(thumbPath.getStringValue() + " isDB?= "
    // + isSaveToDataBase));
    int maxThumbHeight = MAXTHUMBHEIGHT;
    int maxThumbWidth = MAXTHUMBWIDTH;
    if (!args[2].isEmpty()) {
        maxThumbHeight = ((IntegerValue) args[2].itemAt(0)).getInt();
        if (args[2].hasMany())
            maxThumbWidth = ((IntegerValue) args[2].itemAt(1)).getInt();
    }
    String prefix = THUMBPREFIX;
    if (!args[3].isEmpty()) {
        prefix = args[3].itemAt(0).getStringValue();
    }
    // result.add(new StringValue("maxThumbHeight = " + maxThumbHeight
    // + ", maxThumbWidth = " + maxThumbWidth));
    BrokerPool pool = null;
    try {
        pool = BrokerPool.getInstance();
    } catch (Exception e) {
        result.add(new StringValue(e.getMessage()));
        return result;
    }
    final DBBroker dbbroker = context.getBroker();
    // Start transaction
    final TransactionManager transact = pool.getTransactionManager();
    try (final Txn transaction = transact.beginTransaction()) {
        Collection thumbCollection = null;
        Path thumbDir = null;
        if (isSaveToDataBase) {
            try {
                thumbCollection = dbbroker.getOrCreateCollection(transaction, thumbPath.toXmldbURI());
                dbbroker.saveCollection(transaction, thumbCollection);
            } catch (Exception e) {
                throw new XPathException(this, e.getMessage());
            }
        } else {
            thumbDir = Paths.get(thumbPath.toString());
            if (!Files.isDirectory(thumbDir))
                try {
                    Files.createDirectories(thumbDir);
                } catch (IOException e) {
                    throw new XPathException(this, e.getMessage());
                }
        }
        Collection allPictures = null;
        Collection existingThumbsCol = null;
        List<Path> existingThumbsArray = null;
        try {
            allPictures = dbbroker.getCollection(picturePath.toXmldbURI());
            if (allPictures == null) {
                return Sequence.EMPTY_SEQUENCE;
            }
            if (isSaveToDataBase) {
                existingThumbsCol = dbbroker.getCollection(thumbPath.toXmldbURI());
            } else {
                existingThumbsArray = FileUtils.list(thumbDir, path -> {
                    final String fileName = FileUtils.fileName(path);
                    return fileName.endsWith(".jpeg") || fileName.endsWith(".jpg");
                });
            }
        } catch (PermissionDeniedException | IOException e) {
            throw new XPathException(this, e.getMessage(), e);
        }
        DocumentImpl docImage = null;
        BinaryDocument binImage = null;
        @SuppressWarnings("unused") BufferedImage bImage = null;
        @SuppressWarnings("unused") byte[] imgData = null;
        Image image = null;
        UnsynchronizedByteArrayOutputStream os = null;
        try {
            Iterator<DocumentImpl> i = allPictures.iterator(dbbroker);
            while (i.hasNext()) {
                docImage = i.next();
                // is not already existing??
                if (!((fileExist(context.getBroker(), existingThumbsCol, docImage, prefix)) || (fileExist(existingThumbsArray, docImage, prefix)))) {
                    if (docImage.getResourceType() == DocumentImpl.BINARY_FILE)
                        // TODO maybe extends for gifs too.
                        if (docImage.getMimeType().startsWith("image/jpeg")) {
                            binImage = (BinaryDocument) docImage;
                            try (final InputStream is = dbbroker.getBinaryResource(transaction, binImage)) {
                                image = ImageIO.read(is);
                            } catch (IOException ioe) {
                                throw new XPathException(this, ioe.getMessage());
                            }
                            try {
                                bImage = ImageModule.createThumb(image, maxThumbHeight, maxThumbWidth);
                            } catch (Exception e) {
                                throw new XPathException(this, e.getMessage());
                            }
                            if (isSaveToDataBase) {
                                os = new UnsynchronizedByteArrayOutputStream();
                                try {
                                    ImageIO.write(bImage, "jpg", os);
                                } catch (Exception e) {
                                    throw new XPathException(this, e.getMessage());
                                }
                                try (final StringInputSource sis = new StringInputSource(os.toByteArray())) {
                                    thumbCollection.storeDocument(transaction, dbbroker, XmldbURI.create(prefix + docImage.getFileURI()), sis, new MimeType("image/jpeg", MimeType.BINARY));
                                } catch (final Exception e) {
                                    throw new XPathException(this, e.getMessage());
                                }
                            // result.add(new
                            // StringValue(""+docImage.getFileURI()+"|"+thumbCollection.getURI()+THUMBPREFIX
                            // + docImage.getFileURI()));
                            } else {
                                try {
                                    ImageIO.write(bImage, "jpg", Paths.get(thumbPath.toString() + "/" + prefix + docImage.getFileURI()).toFile());
                                } catch (Exception e) {
                                    throw new XPathException(this, e.getMessage());
                                }
                            // result.add(new StringValue(
                            // thumbPath.toString() + "/"
                            // + THUMBPREFIX
                            // + docImage.getFileURI()));
                            }
                        }
                } else {
                    // result.add(new StringValue(""+docImage.getURI()+"|"
                    // + ((existingThumbsCol != null) ? ""
                    // + existingThumbsCol.getURI() : thumbDir
                    // .toString()) + "/" + prefix
                    // + docImage.getFileURI()));
                    result.add(new StringValue(docImage.getFileURI().toString()));
                }
            }
        } catch (final PermissionDeniedException | LockException e) {
            throw new XPathException(this, e.getMessage(), e);
        }
        try {
            transact.commit(transaction);
        } catch (Exception e) {
            throw new XPathException(this, e.getMessage());
        }
    }
    final Optional<JournalManager> journalManager = pool.getJournalManager();
    journalManager.ifPresent(j -> j.flush(true, false));
    dbbroker.closeDocument();
    return result;
}

Example 87 with Collection

use of org.exist.collections.Collection in project exist by eXist-db.

the class EmbeddedBinariesTest method storeBinaryFile.

@Override
protected void storeBinaryFile(final XmldbURI filePath, final byte[] content) throws Exception {
    final BrokerPool brokerPool = existEmbeddedServer.getBrokerPool();
    try (final DBBroker broker = brokerPool.get(Optional.of(brokerPool.getSecurityManager().getSystemSubject()));
        final Txn transaction = brokerPool.getTransactionManager().beginTransaction()) {
        try (final ManagedCollectionLock collectionLock = brokerPool.getLockManager().acquireCollectionWriteLock(filePath.removeLastSegment())) {
            final Collection collection = broker.getOrCreateCollection(transaction, filePath.removeLastSegment());
            broker.storeDocument(transaction, filePath.lastSegment(), new StringInputSource(content), MimeType.BINARY_TYPE, collection);
            broker.saveCollection(transaction, collection);
        }
        transaction.commit();
    }
}

Example 88 with Collection

use of org.exist.collections.Collection in project exist by eXist-db.

the class GMLIndexTest method indexDocument.

@Test
public void indexDocument() throws EXistException, CollectionConfigurationException, PermissionDeniedException, IOException, SAXException, LockException, URISyntaxException, SQLException {
    final BrokerPool pool = server.getBrokerPool();
    try (final DBBroker broker = pool.get(Optional.of(pool.getSecurityManager().getSystemSubject()));
        final Txn transaction = pool.getTransactionManager().beginTransaction();
        final Collection testCollection = broker.openCollection(TEST_COLLECTION_URI, Lock.LockMode.READ_LOCK)) {
        // final CollectionConfigurationManager mgr = pool.getConfigurationManager();
        // mgr.addConfiguration(transaction, broker, testCollection, COLLECTION_CONFIG);
        // 
        // for (int i = 0; i < FILES.length; i++) {
        // final URL url = getClass().getResource("/" + FILES[i]);
        // final IndexInfo indexInfo;
        // try (final InputStream is = Files.newInputStream(Paths.get(url.toURI()))) {
        // final InputSource source = new InputSource();
        // source.setByteStream(is);
        // indexInfo = testCollection.validateXMLResource(transaction, broker, XmldbURI.create(FILES[i]), source);
        // }
        // try (final InputStream is = Files.newInputStream(Paths.get(url.toURI()))) {
        // final InputSource source = new InputSource();
        // source.setByteStream(is);
        // testCollection.store(transaction, broker, indexInfo, source);
        // }
        // }
        GMLHSQLIndexWorker indexWorker = (GMLHSQLIndexWorker) broker.getIndexController().getWorkerByIndexId(AbstractGMLJDBCIndex.ID);
        // Unplugged
        if (indexWorker != null) {
            Connection conn = null;
            try {
                conn = indexWorker.acquireConnection();
                for (int i = 0; i < FILES.length; i++) {
                    try (final LockedDocument lockedDoc = broker.getXMLResource(TEST_COLLECTION_URI.append(FILES[i]), Lock.LockMode.READ_LOCK)) {
                        final DocumentImpl doc = lockedDoc.getDocument();
                        PreparedStatement ps = conn.prepareStatement("SELECT * FROM " + GMLHSQLIndex.TABLE_NAME + " WHERE DOCUMENT_URI = ?;");
                        ps.setString(1, testCollection.getURI().append(doc.getURI()).getRawCollectionPath());
                        ResultSet rs = ps.executeQuery();
                        while (rs.next()) {
                        // Let be sure we have the right count
                        }
                        int count = rs.getRow();
                        ps.close();
                        assertEquals(0, count);
                    }
                }
            } finally {
                indexWorker.releaseConnection(conn);
            }
        }
        transaction.commit();
    }
}

Example 89 with Collection

use of org.exist.collections.Collection in project exist by eXist-db.

the class GMLIndexTest method setup.

@BeforeClass
public static void setup() throws EXistException, PermissionDeniedException, IOException, SAXException, CollectionConfigurationException, URISyntaxException, LockException {
    final BrokerPool pool = server.getBrokerPool();
    try (final DBBroker broker = pool.get(Optional.of(pool.getSecurityManager().getSystemSubject()));
        final Txn transaction = pool.getTransactionManager().beginTransaction();
        final Collection testCollection = broker.getOrCreateCollection(transaction, TEST_COLLECTION_URI)) {
        final CollectionConfigurationManager mgr = pool.getConfigurationManager();
        mgr.addConfiguration(transaction, broker, testCollection, COLLECTION_CONFIG);
        for (int i = 0; i < FILES.length; i++) {
            final URL url = GMLIndexTest.class.getResource("/" + FILES[i]);
            broker.storeDocument(transaction, XmldbURI.create(FILES[i]), new FileInputSource(Paths.get(url.toURI())), MimeType.XML_TYPE, testCollection);
        }
        transaction.commit();
    }
}

Example 90 with Collection

use of org.exist.collections.Collection in project exist by eXist-db.

the class AbstractCompressFunction method compressCollection.

/**
 * Adds a Collection and its child collections and resources recursively to
 * a archive
 *
 * @param os
 *            The Output Stream to add the document to
 * @param col
 *            The Collection to add to the archive
 * @param useHierarchy
 *            Whether to use a folder hierarchy in the archive file that
 *            reflects the collection hierarchy
 */
private void compressCollection(OutputStream os, Collection col, boolean useHierarchy, String stripOffset) throws IOException, SAXException, LockException, PermissionDeniedException {
    // iterate over child documents
    final DBBroker broker = context.getBroker();
    final LockManager lockManager = broker.getBrokerPool().getLockManager();
    final MutableDocumentSet childDocs = new DefaultDocumentSet();
    col.getDocuments(broker, childDocs);
    for (final Iterator<DocumentImpl> itChildDocs = childDocs.getDocumentIterator(); itChildDocs.hasNext(); ) {
        DocumentImpl childDoc = itChildDocs.next();
        try (final ManagedDocumentLock updateLock = lockManager.acquireDocumentReadLock(childDoc.getURI())) {
            compressResource(os, childDoc, useHierarchy, stripOffset, "", null);
        }
    }
    // iterate over child collections
    for (final Iterator<XmldbURI> itChildCols = col.collectionIterator(broker); itChildCols.hasNext(); ) {
        // get the child collection
        XmldbURI childColURI = itChildCols.next();
        Collection childCol = broker.getCollection(col.getURI().append(childColURI));
        // recurse
        compressCollection(os, childCol, useHierarchy, stripOffset);
    }
}