velocity

gistfile1.txt

		System.out.println("parsing JSON file ");
		ClassLoader classLoader = getClass().getClassLoader();
		File file = new File(classLoader.getResource("bikes.json").getFile());
		ObjectMapper objectMapper = new ObjectMapper();
		JsonNode jsonNode = objectMapper.readTree(file);
		System.out.println(jsonNode);
		Properties props = new Properties();
		props.setProperty("resource.loader", "file");
		//props.setProperty("class.resource.loader.class", "org.apache.velocity.runtime.resource.loader.ClasspathResourceLoader");
		
		VelocityEngine velocityEngine = new VelocityEngine();
		// @DOC: http://velocity.apache.org/engine/1.7/developer-guide.html#configuring-resource-loaders
		String path = "C:\\pierre\\workspacepv\\velocity\\src\\main\\resources\\templates\\";
	    props.put("file.resource.loader.path", path);
	    //props.setProperty("runtime.log.logsystem.class", "org.apache.velocity.runtime.log.NullLogSystem");
	    velocityEngine.init(props);
		
	    // do it with JSON only
		Template t = velocityEngine.getTemplate("index.vm");
		VelocityContext context = new VelocityContext();
		context.put("payload", jsonNode);
		StringWriter writer = new StringWriter();
		t.merge(context, writer);
		System.out.println("Velocity with JSON");
		System.out.println(writer.toString());
		
		// now do it with Java
		ObjectMapper objectMapperJava = new ObjectMapper();
		objectMapperJava.configure(DeserializationFeature.USE_JAVA_ARRAY_FOR_JSON_ARRAY, true);
		Example example = objectMapper.readValue(file, Example.class);
		System.out.println("Java payload");
		System.out.println(example);
		context.put("payload", example);
		StringWriter writerJava = new StringWriter();
		t.merge(context, writerJava);
		System.out.println("Velocity with Java");
		System.out.println(writerJava.toString());