Examples with LanguageExpressionContentHandler org.apache.camel.quarkus.core.deployment.LanguageExpressionContentHandler used on opensource projects

Example 1 with LanguageExpressionContentHandler

use of org.apache.camel.quarkus.core.deployment.LanguageExpressionContentHandler in project camel-quarkus by apache.

the class CSimpleXmlProcessor method collectCSimpleExpresions.

@BuildStep
void collectCSimpleExpresions(BuildProducer<CSimpleExpressionSourceBuildItem> csimpleExpressions) throws Exception {
    final String[] includes = Stream.of("camel.main.routesIncludePattern", "camel.main.routes-include-pattern").map(prop -> CamelSupport.getOptionalConfigValue(prop, String[].class, new String[0])).flatMap(Stream::of).filter(path -> !path.equals("false")).toArray(String[]::new);
    final String[] excludes = Stream.of("camel.main.routesExcludePattern", "camel.main.routes-exclude-pattern").map(prop -> CamelSupport.getOptionalConfigValue(prop, String[].class, new String[0])).flatMap(Stream::of).filter(path -> !path.equals("false")).toArray(String[]::new);
    try (DefaultPackageScanResourceResolver resolver = new DefaultPackageScanResourceResolver()) {
        resolver.setCamelContext(new DefaultCamelContext());
        final SAXParserFactory saxParserFactory = SAXParserFactory.newInstance();
        saxParserFactory.setNamespaceAware(true);
        final SAXParser saxParser = saxParserFactory.newSAXParser();
        for (String include : includes) {
            for (Resource resource : resolver.findResources(include)) {
                if (AntPathMatcher.INSTANCE.anyMatch(excludes, resource.getLocation())) {
                    continue;
                }
                try (InputStream is = resource.getInputStream()) {
                    saxParser.parse(is, new LanguageExpressionContentHandler("csimple", (script, isPredicate) -> csimpleExpressions.produce(new CSimpleExpressionSourceBuildItem(script, isPredicate, "org.apache.camel.language.csimple.XmlRouteBuilder"))));
                } catch (FileNotFoundException e) {
                    LOG.debugf("No XML routes found in %s. Skipping XML routes detection.", resource.getLocation());
                } catch (Exception e) {
                    throw new RuntimeException("Could not analyze CSimple expressions in " + resource.getLocation(), e);
                }
            }
        }
    }
}