Examples with Source javax.xml.transform.Source used on opensource projects

Example 11 with Source

use of javax.xml.transform.Source in project camel by apache.

the class StreamCacheConverterTest method testConvertToStreamCacheStreamSource.

public void testConvertToStreamCacheStreamSource() throws Exception {
    context.start();
    StreamSource source = new StreamSource(getTestFileStream());
    StreamCache cache = StreamCacheConverter.convertToStreamCache(source, exchange);
    //assert re-readability of the cached StreamSource
    XmlConverter converter = new XmlConverter();
    assertNotNull(converter.toString((Source) cache, null));
    cache.reset();
    assertNotNull(converter.toString((Source) cache, null));
}

Example 12 with Source

use of javax.xml.transform.Source in project camel by apache.

the class ValidatingProcessor method doProcess.

protected void doProcess(Exchange exchange) throws Exception {
    Schema schema;
    if (isUseSharedSchema()) {
        schema = getSchema();
    } else {
        schema = createSchema();
    }
    Validator validator = schema.newValidator();
    // the underlying input stream, which we need to close to avoid locking files or other resources
    Source source = null;
    InputStream is = null;
    try {
        Result result = null;
        // only convert to input stream if really needed
        if (isInputStreamNeeded(exchange)) {
            is = getContentToValidate(exchange, InputStream.class);
            if (is != null) {
                source = getSource(exchange, is);
            }
        } else {
            Object content = getContentToValidate(exchange);
            if (content != null) {
                source = getSource(exchange, content);
            }
        }
        if (shouldUseHeader()) {
            if (source == null && isFailOnNullHeader()) {
                throw new NoXmlHeaderValidationException(exchange, headerName);
            }
        } else {
            if (source == null && isFailOnNullBody()) {
                throw new NoXmlBodyValidationException(exchange);
            }
        }
        //CAMEL-7036 We don't need to set the result if the source is an instance of StreamSource
        if (source instanceof DOMSource) {
            result = new DOMResult();
        } else if (source instanceof SAXSource) {
            result = new SAXResult();
        } else if (source instanceof StAXSource || source instanceof StreamSource) {
            result = null;
        }
        if (source != null) {
            // create a new errorHandler and set it on the validator
            // must be a local instance to avoid problems with concurrency (to be
            // thread safe)
            ValidatorErrorHandler handler = errorHandler.getClass().newInstance();
            validator.setErrorHandler(handler);
            try {
                LOG.trace("Validating {}", source);
                validator.validate(source, result);
                handler.handleErrors(exchange, schema, result);
            } catch (SAXParseException e) {
                // can be thrown for non well formed XML
                throw new SchemaValidationException(exchange, schema, Collections.singletonList(e), Collections.<SAXParseException>emptyList(), Collections.<SAXParseException>emptyList());
            }
        }
    } finally {
        IOHelper.close(is);
    }
}

Example 13 with Source

use of javax.xml.transform.Source in project camel by apache.

the class XsltEndpoint method loadResource.

/**
     * Loads the resource.
     *
     * @param resourceUri  the resource to load
     * @throws TransformerException is thrown if error loading resource
     * @throws IOException is thrown if error loading resource
     */
protected void loadResource(String resourceUri) throws TransformerException, IOException {
    LOG.trace("{} loading schema resource: {}", this, resourceUri);
    Source source = xslt.getUriResolver().resolve(resourceUri, null);
    if (source == null) {
        throw new IOException("Cannot load schema resource " + resourceUri);
    } else {
        source.setSystemId(resourceUri);
        xslt.setTransformerSource(source);
    }
    // now loaded so clear flag
    cacheCleared = false;
}

Example 14 with Source

use of javax.xml.transform.Source in project camel by apache.

the class XmlConverterTest method testToDomSourceByCustomSource.

public void testToDomSourceByCustomSource() throws Exception {
    XmlConverter conv = new XmlConverter();
    Source dummy = new Source() {

        public String getSystemId() {
            return null;
        }

        public void setSystemId(String s) {
        }
    };
    DOMSource out = conv.toDOMSource(dummy);
    assertNull(out);
}

Example 15 with Source

use of javax.xml.transform.Source in project camel by apache.

the class CacheBasedXPathReplacer method process.

public void process(Exchange exchange) throws Exception {
    String cacheKey = key.evaluate(exchange, String.class);
    if (isValid(cacheManager, cacheName, cacheKey)) {
        Ehcache cache = cacheManager.getCache(cacheName);
        if (LOG.isDebugEnabled()) {
            LOG.debug("Replacing XPath value {} in Message with value stored against key {} in CacheName {}", new Object[] { xpath, cacheKey, cacheName });
        }
        exchange.getIn().setHeader(CacheConstants.CACHE_KEY, cacheKey);
        Object body = exchange.getIn().getBody();
        InputStream is = exchange.getContext().getTypeConverter().convertTo(InputStream.class, body);
        Document document;
        try {
            document = exchange.getContext().getTypeConverter().convertTo(Document.class, exchange, is);
        } finally {
            IOHelper.close(is, "is", LOG);
        }
        InputStream cis = exchange.getContext().getTypeConverter().convertTo(InputStream.class, cache.get(cacheKey).getObjectValue());
        try {
            Document cacheValueDocument = exchange.getContext().getTypeConverter().convertTo(Document.class, exchange, cis);
            // Create/setup the Transformer
            XmlConverter xmlConverter = new XmlConverter();
            String xslString = IOConverter.toString(new File("./src/main/resources/xpathreplacer.xsl"), exchange);
            xslString = xslString.replace("##match_token##", xpath);
            Source xslSource = xmlConverter.toStreamSource(new StringReader(xslString));
            TransformerFactory transformerFactory = xmlConverter.createTransformerFactory();
            Transformer transformer = transformerFactory.newTransformer(xslSource);
            DOMSource source = xmlConverter.toDOMSource(document);
            DOMResult result = new DOMResult();
            transformer.setParameter("cacheValue", cacheValueDocument);
            transformer.transform(source, result);
            // DOMSource can be converted to byte[] by camel type converter mechanism
            DOMSource dom = new DOMSource(result.getNode());
            exchange.getIn().setBody(dom, byte[].class);
        } finally {
            IOHelper.close(cis, "cis", LOG);
        }
    }
}