Examples with UnsynchronizedByteArrayOutputStream org.apache.commons.io.output.UnsynchronizedByteArrayOutputStream used on opensource projects

Example 26 with UnsynchronizedByteArrayOutputStream

use of org.apache.commons.io.output.UnsynchronizedByteArrayOutputStream 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 27 with UnsynchronizedByteArrayOutputStream

use of org.apache.commons.io.output.UnsynchronizedByteArrayOutputStream in project exist by eXist-db.

the class GZipFunction method eval.

@Override
public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
    // is there some data to GZip?
    if (args[0].isEmpty())
        return Sequence.EMPTY_SEQUENCE;
    BinaryValue bin = (BinaryValue) args[0].itemAt(0);
    // gzip the data
    try (final UnsynchronizedByteArrayOutputStream baos = new UnsynchronizedByteArrayOutputStream();
        final GZIPOutputStream gzos = new GZIPOutputStream(baos)) {
        bin.streamBinaryTo(gzos);
        gzos.flush();
        gzos.finish();
        return BinaryValueFromInputStream.getInstance(context, new Base64BinaryValueType(), baos.toInputStream());
    } catch (final IOException ioe) {
        throw new XPathException(this, ioe.getMessage(), ioe);
    }
}

Example 28 with UnsynchronizedByteArrayOutputStream

use of org.apache.commons.io.output.UnsynchronizedByteArrayOutputStream in project exist by eXist-db.

the class EncodeExiFunction method eval.

@Override
public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
    if (args[0].isEmpty()) {
        return Sequence.EMPTY_SEQUENCE;
    }
    try (final UnsynchronizedByteArrayOutputStream baos = new UnsynchronizedByteArrayOutputStream()) {
        EXISerializer exiSerializer;
        if (args.length > 1) {
            if (!args[1].isEmpty()) {
                Item xsdItem = args[1].itemAt(0);
                try (InputStream xsdInputStream = EXIUtils.getInputStream(xsdItem, context)) {
                    exiSerializer = new EXISerializer(baos, xsdInputStream);
                }
            } else {
                exiSerializer = new EXISerializer(baos);
            }
        } else {
            exiSerializer = new EXISerializer(baos);
        }
        Item inputNode = args[0].itemAt(0);
        exiSerializer.startDocument();
        inputNode.toSAX(context.getBroker(), exiSerializer, new Properties());
        exiSerializer.endDocument();
        return BinaryValueFromInputStream.getInstance(context, new Base64BinaryValueType(), baos.toInputStream());
    } catch (IOException ioex) {
        // TODO - test!
        throw new XPathException(this, ErrorCodes.FODC0002, ioex.getMessage());
    } catch (EXIException | SAXException exie) {
        throw new XPathException(this, new JavaErrorCode(exie.getCause()), exie.getMessage());
    }
}

Example 29 with UnsynchronizedByteArrayOutputStream

use of org.apache.commons.io.output.UnsynchronizedByteArrayOutputStream in project exist by eXist-db.

the class InflateFunction method eval.

@Override
public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathException {
    // is there some data to inflate?
    if (args[0].isEmpty())
        return Sequence.EMPTY_SEQUENCE;
    final BinaryValue bin = (BinaryValue) args[0].itemAt(0);
    boolean rawflag = false;
    if (args.length > 1 && !args[1].isEmpty())
        rawflag = args[1].itemAt(0).convertTo(Type.BOOLEAN).effectiveBooleanValue();
    Inflater infl = new Inflater(rawflag);
    // uncompress the data
    try (final InflaterInputStream iis = new InflaterInputStream(bin.getInputStream(), infl);
        final UnsynchronizedByteArrayOutputStream baos = new UnsynchronizedByteArrayOutputStream()) {
        int read = -1;
        final byte[] b = new byte[4096];
        while ((read = iis.read(b)) != -1) {
            baos.write(b, 0, read);
        }
        return BinaryValueFromInputStream.getInstance(context, new Base64BinaryValueType(), baos.toInputStream());
    } catch (final IOException ioe) {
        throw new XPathException(this, ioe.getMessage(), ioe);
    }
}

Example 30 with UnsynchronizedByteArrayOutputStream

use of org.apache.commons.io.output.UnsynchronizedByteArrayOutputStream in project exist by eXist-db.

the class ControllerTest method get.

private Tuple2<Integer, String> get(final String testCollectionName, final String documentName) throws IOException {
    final Request request = Request.Get(getAppsUri(existWebServer) + "/" + testCollectionName + "/" + documentName);
    final Tuple2<Integer, String> responseCodeAndBody = withHttpExecutor(existWebServer, executor -> {
        final HttpResponse response = executor.execute(request).returnResponse();
        final int sc = response.getStatusLine().getStatusCode();
        try (final UnsynchronizedByteArrayOutputStream baos = new UnsynchronizedByteArrayOutputStream()) {
            response.getEntity().writeTo(baos);
            return Tuple(sc, baos.toString(UTF_8));
        }
    });
    return responseCodeAndBody;
}