add wit

CHANGELOG.md

@@ -3,11 +3,12 @@
 
 -------------------------------------------------------------------------------------------------------------
 
-# 5.6.2 (2021-03-19)
+# 5.6.2 (2021-03-20)
 
 ### 新特性
 * 【core   】     Validator增加车架号(车辆识别码)验证、驾驶证（驾驶证档案编号）的正则校验（pr#280@Gitee）
 * 【core   】     CopyOptions增加propertiesFilter（pr#281@Gitee）
+* 【extra  】     增加Wit模板引擎支持
 ### Bug修复
 
 -------------------------------------------------------------------------------------------------------------

hutool-extra/pom.xml

@@ -112,6 +112,12 @@
 			</exclusions>
 			<optional>true</optional>
 		</dependency>
+		<dependency>
+			<groupId>org.febit.wit</groupId>
+			<artifactId>wit-core</artifactId>
+			<version>2.6.0</version>
+			<optional>true</optional>
+		</dependency>
 
 		<!-- 邮件 -->
 		<dependency>

hutool-extra/src/main/java/cn/hutool/extra/template/engine/beetl/package-info.java

@@ -1,5 +1,5 @@
 /**
- * Beetl实现
+ * Beetl实现，模板引擎介绍见：http://ibeetl.com/
  *
  * @author looly
  *

hutool-extra/src/main/java/cn/hutool/extra/template/engine/enjoy/package-info.java

@@ -1,5 +1,5 @@
 /**
- * Jfinal家的Enjoy模板引擎实现
+ * Jfinal家的Enjoy模板引擎实现，见：https://jfinal.com/doc/6-1
  *
  * @author looly
  *

hutool-extra/src/main/java/cn/hutool/extra/template/engine/rythm/package-info.java

@@ -1,5 +1,5 @@
 /**
- * Rythm实现
+ * Rythm实现，见：http://www.rythmengine.org/
  *
  * @author looly
  *

hutool-extra/src/main/java/cn/hutool/extra/template/engine/thymeleaf/package-info.java

@@ -1,5 +1,5 @@
 /**
- * Thymeleaf实现
+ * Thymeleaf实现，见：https://www.thymeleaf.org/
  *
  * @author looly
  *

hutool-extra/src/main/java/cn/hutool/extra/template/engine/velocity/VelocityTemplate.java

@@ -30,7 +30,7 @@ public class VelocityTemplate extends AbstractTemplate implements Serializable {
 	 * 包装Velocity模板
 	 *
 	 * @param template Velocity的模板对象 {@link org.apache.velocity.Template}
-	 * @return {@link VelocityTemplate}
+	 * @return VelocityTemplate
 	 */
 	public static VelocityTemplate wrap(org.apache.velocity.Template template) {
 		return (null == template) ? null : new VelocityTemplate(template);

hutool-extra/src/main/java/cn/hutool/extra/template/engine/wit/WitEngine.java

@@ -0,0 +1,84 @@
+package cn.hutool.extra.template.engine.wit;
+
+import cn.hutool.extra.template.Template;
+import cn.hutool.extra.template.TemplateConfig;
+import cn.hutool.extra.template.TemplateEngine;
+import cn.hutool.extra.template.TemplateException;
+import org.febit.wit.Engine;
+import org.febit.wit.exceptions.ResourceNotFoundException;
+
+/**
+ * Wit(http://zqq90.github.io/webit-script/)模板引擎封装
+ *
+ * @author looly
+ */
+public class WitEngine implements TemplateEngine {
+
+	private Engine engine;
+
+	// --------------------------------------------------------------------------------- Constructor start
+	/**
+	 * 默认构造
+	 */
+	public WitEngine() {}
+
+	/**
+	 * 构造
+	 *
+	 * @param config 模板配置
+	 */
+	public WitEngine(TemplateConfig config) {
+		init(config);
+	}
+
+	/**
+	 * 构造
+	 *
+	 * @param engine {@link Engine}
+	 */
+	public WitEngine(Engine engine) {
+		init(engine);
+	}
+	// --------------------------------------------------------------------------------- Constructor end
+
+
+	@Override
+	public TemplateEngine init(TemplateConfig config) {
+		init(createEngine(config));
+		return this;
+	}
+
+	/**
+	 * 初始化引擎
+	 * @param engine 引擎
+	 */
+	private void init(Engine engine){
+		this.engine = engine;
+	}
+
+	@Override
+	public Template getTemplate(String resource) {
+		if(null == this.engine){
+			init(TemplateConfig.DEFAULT);
+		}
+		try {
+			return WitTemplate.wrap(engine.getTemplate(resource));
+		} catch (ResourceNotFoundException e) {
+			throw new TemplateException(e);
+		}
+	}
+
+	/**
+	 * 创建引擎
+	 *
+	 * @param config 模板配置
+	 * @return {@link Engine}
+	 */
+	private static Engine createEngine(TemplateConfig config) {
+		if (null == config) {
+			config = TemplateConfig.DEFAULT;
+		}
+
+		return Engine.create();
+	}
+}

hutool-extra/src/main/java/cn/hutool/extra/template/engine/wit/WitTemplate.java

@@ -0,0 +1,54 @@
+package cn.hutool.extra.template.engine.wit;
+
+import cn.hutool.core.convert.Convert;
+import cn.hutool.core.lang.TypeReference;
+import cn.hutool.extra.template.AbstractTemplate;
+import org.febit.wit.Template;
+
+import java.io.OutputStream;
+import java.io.Serializable;
+import java.io.Writer;
+import java.util.Map;
+
+/**
+ * Wit模板实现
+ *
+ * @author looly
+ */
+public class WitTemplate extends AbstractTemplate implements Serializable{
+	private static final long serialVersionUID = 1L;
+
+	private final Template rawTemplate;
+
+	/**
+	 * 包装Wit模板
+	 *
+	 * @param witTemplate Wit的模板对象 {@link Template}
+	 * @return WitTemplate
+	 */
+	public static WitTemplate wrap(Template witTemplate) {
+		return (null == witTemplate) ? null : new WitTemplate(witTemplate);
+	}
+
+	/**
+	 * 构造
+	 *
+	 * @param witTemplate Wit的模板对象 {@link Template}
+	 */
+	public WitTemplate(Template witTemplate) {
+		this.rawTemplate = witTemplate;
+	}
+
+	@Override
+	public void render(Map<?, ?> bindingMap, Writer writer) {
+		final Map<String, Object> map = Convert.convert(new TypeReference<Map<String, Object>>() {}, bindingMap);
+		rawTemplate.merge(map, writer);
+	}
+
+	@Override
+	public void render(Map<?, ?> bindingMap, OutputStream out) {
+		final Map<String, Object> map = Convert.convert(new TypeReference<Map<String, Object>>() {}, bindingMap);
+		rawTemplate.merge(map, out);
+	}
+
+}

hutool-extra/src/main/java/cn/hutool/extra/template/engine/wit/package-info.java

@@ -0,0 +1,7 @@
+/**
+ * Wit实现，见：http://zqq90.github.io/webit-script/
+ *
+ * @author looly
+ *
+ */
+package cn.hutool.extra.template.engine.wit;

hutool-extra/src/main/resources/META-INF/services/cn.hutool.extra.template.TemplateEngine

@@ -4,3 +4,4 @@ cn.hutool.extra.template.engine.velocity.VelocityEngine
 cn.hutool.extra.template.engine.rythm.RythmEngine
 cn.hutool.extra.template.engine.enjoy.EnjoyEngine
 cn.hutool.extra.template.engine.thymeleaf.ThymeleafEngine
+cn.hutool.extra.template.engine.wit.WitEngine

hutool-extra/src/test/java/cn/hutool/extra/template/TemplateUtilTest.java

@@ -1,6 +1,7 @@
 package cn.hutool.extra.template;
 
 import cn.hutool.core.lang.Dict;
+import cn.hutool.core.util.StrUtil;
 import cn.hutool.extra.template.TemplateConfig.ResourceMode;
 import cn.hutool.extra.template.engine.beetl.BeetlEngine;
 import cn.hutool.extra.template.engine.enjoy.EnjoyEngine;
@@ -8,6 +9,7 @@ import cn.hutool.extra.template.engine.freemarker.FreemarkerEngine;
 import cn.hutool.extra.template.engine.rythm.RythmEngine;
 import cn.hutool.extra.template.engine.thymeleaf.ThymeleafEngine;
 import cn.hutool.extra.template.engine.velocity.VelocityEngine;
+import cn.hutool.extra.template.engine.wit.WitEngine;
 import org.junit.Assert;
 import org.junit.Ignore;
 import org.junit.Test;
@@ -152,4 +154,13 @@ public class TemplateUtilTest {
 		File outputFile = new File("e:/test.txt");
 		template.render(bindingMap, outputFile);
 	}
+
+	@Test
+	public void WitEngineTest() {
+		TemplateEngine engine = TemplateUtil.createEngine(
+				new TemplateConfig("templates", ResourceMode.CLASSPATH).setCustomEngine(WitEngine.class));
+		Template template = engine.getTemplate("/templates/wit_test.wit");
+		String result = template.render(Dict.create().set("name", "hutool"));
+		Assert.assertEquals("hello,hutool", StrUtil.trim(result));
+	}
 }

hutool-extra/src/test/resources/templates/wit_test.wit

@@ -0,0 +1,4 @@
+<%
+var name;
+%>
+hello,${name}