Java Handlebars.with方法代碼示例

import com.github.jknack.handlebars.Handlebars; //導入方法依賴的package包/類
public MaTemplateEngine(TemplateLoader loader) {
    loader.setSuffix(null);

    handlebars = new Handlebars(loader);

    // Set Guava cache.
    Cache<TemplateSource, Template> cache = CacheBuilder.newBuilder().expireAfterWrite(10, TimeUnit.MINUTES)
            .maximumSize(1000).build();

    handlebars = handlebars.with(new GuavaTemplateCache(cache));
}
 

import com.github.jknack.handlebars.Handlebars; //導入方法依賴的package包/類
/**
 * Constructs a handlebars template engine
 *
 * @param resourceRoot the resource root
 */
public HandlebarsTemplateEngine(String resourceRoot) {
    TemplateLoader templateLoader = new ClassPathTemplateLoader();
    templateLoader.setPrefix(resourceRoot);
    templateLoader.setSuffix(null);

    handlebars = new Handlebars(templateLoader);

    // Set Guava cache.
    Cache<TemplateSource, Template> cache = CacheBuilder.newBuilder().expireAfterWrite(10, TimeUnit.MINUTES)
            .maximumSize(1000).build();

    handlebars = handlebars.with(new GuavaTemplateCache(cache));
}
 

import com.github.jknack.handlebars.Handlebars; //導入方法依賴的package包/類
private String generateBlueprintWithParameters(String blueprintText, Cluster cluster, Set<RDSConfig> rdsConfigs) throws IOException {
    Handlebars handlebars = new Handlebars();
    handlebars.with(EscapingStrategy.NOOP);
    handlebars.registerHelperMissing(new Helper<Object>() {
        @Override
        public CharSequence apply(final Object context, final Options options) throws IOException {
            return options.fn.text();
        }
    });
    Template template = handlebars.compileInline(blueprintText, "{{{", "}}}");

    return template.apply(prepareTemplateObject(cluster.getBlueprintInputs().get(Map.class), cluster, rdsConfigs));
}
 

import com.github.jknack.handlebars.Handlebars; //導入方法依賴的package包/類
/**
 * Initialize Handlebars engine, register cache, handlers.
 * 
 * @param environment
 *            Play environment, used for getting templates folder. 
 *            Could be null for the inline rendering.
 * @param config
 *            Play configuration, used for getting properties.
 * @param messagesApi
 *            MessagesApi, used in message helper.
 * @param assetsFinder
 *            AssetsFinder, used in assets helper.
 */
@Inject
public HandlebarsApi(
		final Environment environment, 
		final Config config,
		final MessagesApi messagesApi,
		final AssetsFinder assetsFinder) {

	this.messagesApi = messagesApi;
	this.assetsFinder = assetsFinder;
	
	// Initialize the properties.
	final Properties properties = new Properties(config);

	// Get the template folder.
	final File rootFolder = 
			(environment == null) ? null : environment.getFile(properties.getDirectory());

	// Put the template extension.
	final TemplateLoader loader = 
			(rootFolder == null) ? null : new FileTemplateLoader(rootFolder, properties.getExtension());

	// Initialize the engine with the cache
	handlebars = new Handlebars(loader);

	if (properties.isCacheEnabled()) {
		// Initialize the cache. Could be builded from configuration as well
		// For example:
		// CacheBuilder.from(config.getString("hbs.cache")).build()
		final Cache<TemplateSource, Template> cache = CacheBuilder.newBuilder()
				.expireAfterWrite(10, TimeUnit.MINUTES).maximumSize(1000).build();
		final GuavaTemplateCache guavaCache = new GuavaTemplateCache(cache);
		handlebars.with(guavaCache);
	}

	// Add helpers. 
	// MessagesApi is a singleton so we can use it in helpers.
	// All assets helpers will use this AssetsFinder.
	PlayHelpers helpers = new PlayHelpers(messagesApi, assetsFinder, environment);
	handlebars.registerHelpers(helpers);
	handlebars.registerHelpers(StringHelpers.class);
}