Examples with WalkModException org.walkmod.exceptions.WalkModException used on opensource projects

Example 11 with WalkModException

use of org.walkmod.exceptions.WalkModException in project walkmod-core by walkmod.

the class DefaultChainAdapter method prepare.

@Override
public void prepare() throws WalkModException {
    setName(ac.getName());
    ReaderConfig readerConfig = ac.getReaderConfig();
    WriterConfig writerConfig = ac.getWriterConfig();
    String modelName = readerConfig.getPath();
    String modelType = readerConfig.getType();
    ChainReader reader = readerConfig.getModelReader();
    if (reader == null) {
        try {
            reader = (ChainReader) ac.getConfiguration().getBean(modelType, readerConfig.getParameters());
        } catch (Exception e2) {
            throw new WalkModException("The model " + modelName + ", whose type is " + modelType + "in the architecture " + getName() + " cannot be loaded ", e2);
        }
    }
    readerConfig.setModelReader(reader);
    reader.setPath(readerConfig.getPath());
    reader.setExcludes(readerConfig.getExcludes());
    reader.setIncludes(readerConfig.getIncludes());
    try {
        setResource(reader.read());
        LOG.debug("Model " + modelName + " loaded");
    } catch (Exception e2) {
        throw new WalkModException("The model " + modelName + ", whose type is " + modelType + "in the architecture " + getName() + " cannot be read ", e2);
    }
    WalkerConfig wc = ac.getWalkerConfig();
    ChainWalkerAdapter wa = new DefaultChainWalkerAdapter();
    setWalkerAdapter(wa);
    ChainWalker walker = wc.getWalker();
    if (walker == null) {
        walker = (ChainWalker) ac.getConfiguration().getBean(wc.getType(), wc.getParams());
    }
    wc.setWalker(walker);
    wa.setWalker(walker);
    wa.setWalkerConfig(wc);
    wa.setArchitectureProxy(this);
    wa.setWalkerInvocation(new DefaultChainWalkerInvocation());
    ChainWriter writer = writerConfig.getModelWriter();
    if (writer == null) {
        try {
            writer = (ChainWriter) ac.getConfiguration().getBean(writerConfig.getType(), writerConfig.getParams());
        } catch (Exception e2) {
            throw new WalkModException("The writer " + ", whose type is " + writerConfig.getType() + "in the architecture " + getName() + " cannot be read ", e2);
        }
    }
    writerConfig.setModelWriter(writer);
    writer.setPath(writerConfig.getPath());
    setChainWriter(writer);
    wa.prepare();
    ai.init(this);
}

Example 12 with WalkModException

use of org.walkmod.exceptions.WalkModException in project walkmod-core by walkmod.

the class ScriptingQueryEngine method resolve.

@Override
public Object resolve(Object context, String query) {
    if (context == null) {
        context = rootNode;
    }
    bindings.put("node", context);
    bindings.put("root", rootNode);
    bindings.put("context", this.context);
    try {
        if (query == null) {
            return null;
        }
        if (includes != null) {
            for (String include : includes) {
                URI uri = this.context.getResource(include);
                if (uri != null) {
                    String aux = includeExpression(uri.getPath()) + "\n";
                    query = aux + query;
                }
            }
        }
        return engine.eval(query, bindings);
    } catch (ScriptException e) {
        log.error("The query: [" + query + "] has an error");
        throw new WalkModException(e);
    }
}

Example 13 with WalkModException

use of org.walkmod.exceptions.WalkModException in project walkmod-core by walkmod.

the class ScriptProcessor method initialize.

public void initialize(VisitorContext context, Object node) {
    if (engine == null) {
        ScriptEngineManager factory = new ScriptEngineManager(context.getClassLoader());
        engine = factory.getEngineByName(language);
        if (engine instanceof GroovyScriptEngineImpl) {
            ((GroovyScriptEngineImpl) engine).setClassLoader(new GroovyClassLoader(context.getClassLoader(), new CompilerConfiguration()));
        }
    }
    if (queryEngine == null) {
        Map<String, Object> parameters = new HashMap<String, Object>();
        parameters.put("language", "groovy");
        List<String> includes = new LinkedList<String>();
        includes.add("query.alias.groovy");
        parameters.put("includes", includes);
        Object bean = context.getBean("org.walkmod.query.ScriptingQueryEngine", parameters);
        if (bean != null) {
            if (bean instanceof QueryEngine) {
                queryEngine = (QueryEngine) bean;
            }
        } else {
            throw new WalkModException("Query Engine not found");
        }
    }
    Map<String, Object> params = new HashMap<String, Object>();
    params.put("node", node);
    queryEngine.initialize(context, params);
}

Example 14 with WalkModException

use of org.walkmod.exceptions.WalkModException in project walkmod-core by walkmod.

the class DomHelper method parse.

/**
 * Creates a W3C Document that remembers the location of each element in the
 * source file. The location of element nodes can then be retrieved using
 * the {@link #getLocationObject(Element)} method.
 *
 * @param inputSource
 *            the inputSource to read the document from
 * @param dtdMappings
 *            a map of DTD names and public ids
 * @return Document
 */
public static Document parse(InputSource inputSource, Map<String, String> dtdMappings) {
    SAXParserFactory factory = SAXParserFactory.newInstance();
    factory.setValidating((dtdMappings != null));
    factory.setNamespaceAware(true);
    SAXParser parser = null;
    try {
        parser = factory.newSAXParser();
    } catch (Exception ex) {
        throw new WalkModException("Unable to create SAX parser", ex);
    }
    DOMBuilder builder = new DOMBuilder();
    ContentHandler locationHandler = new LocationAttributes.Pipe(builder);
    try {
        parser.parse(inputSource, new StartHandler(locationHandler, dtdMappings));
    } catch (Exception ex) {
        throw new WalkModException(ex);
    }
    return builder.getDocument();
}