[maven-release-plugin] prepare release enjoy-3.4

LICENSE

@@ -189,3 +189,4 @@ third-party archives.
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.
+

README.md

@@ -40,3 +40,4 @@ read me 正在补充，详细使用文档请下载 jfinal.com 官网的 jfinal
 
 
 
+

pom.xml

@@ -4,7 +4,7 @@
 	<artifactId>enjoy</artifactId>
 	<packaging>jar</packaging>
 	<name>enjoy</name>
-	<version>3.3</version>
+	<version>3.4</version>
 	<url>http://www.jfinal.com</url>
 	<description>Enjoy is a simple, light, rapid, independent, extensible Java Template Engine.</description>
 	
@@ -15,7 +15,7 @@
 	
 	<issueManagement>
 		<system>Git Issue</system>
-		<url>http://git.oschina.net/jfinal/enjoy/issues</url>
+		<url>https://gitee.com/jfinal/enjoy/issues</url>
 	</issueManagement>
 	<licenses>
 		<license>
@@ -32,9 +32,9 @@
 		</developer>
 	</developers>
 	<scm>
-		<connection>scm:git:git@git.oschina.net:jfinal/enjoy.git</connection>
-		<developerConnection>scm:git:git@git.oschina.net:jfinal/enjoy.git</developerConnection>
-		<url>git@git.oschina.net:jfinal/enjoy.git</url>
+		<connection>scm:git:git@gitee.com:jfinal/enjoy.git</connection>
+		<developerConnection>scm:git:git@gitee.com:jfinal/enjoy.git</developerConnection>
+		<url>git@gitee.com:jfinal/enjoy.git</url>
 	</scm>
 	
 	<parent>

src/main/java/com/jfinal/kit/ElKit.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -45,7 +45,7 @@ public class ElKit {
 		engine.addDirective("eval", InnerEvalDirective.class);
 	}
 	
-	public Engine getEngine() {
+	public static Engine getEngine() {
 		return engine;
 	}
 	

src/main/java/com/jfinal/kit/HashKit.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/kit/JavaKeyword.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/kit/Kv.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/kit/ReflectKit.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/kit/StrKit.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/Directive.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/Engine.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,6 +22,7 @@ import java.util.Map;
 import com.jfinal.kit.HashKit;
 import com.jfinal.kit.StrKit;
 import com.jfinal.template.expr.ast.MethodKit;
+import com.jfinal.template.source.ClassPathSourceFactory;
 import com.jfinal.template.source.ISource;
 import com.jfinal.template.source.ISourceFactory;
 import com.jfinal.template.source.StringSource;
@@ -161,6 +162,13 @@ public class Engine {
 	
 	/**
 	 * Get template by string content and do not cache the template
+	 */
+	public Template getTemplateByString(String content) {
+		return getTemplateByString(content, false);
+	}
+	
+	/**
+	 * Get template by string content
 	 * 
 	 * 重要：StringSource 中的 key = HashKit.md5(content)，也即 key
 	 *     与 content 有紧密的对应关系，当 content 发生变化时 key 值也相应变化
@@ -169,13 +177,7 @@ public class Engine {
 	 *     
 	 *     当 getTemplateByString(String, boolean) 中的 String 参数的
 	 *     数量可控并且确定时，才可对其使用缓存 
-	 */
-	public Template getTemplateByString(String content) {
-		return getTemplateByString(content, false);
-	}
-	
-	/**
-	 * Get template by string content
+	 *     
 	 * @param content 模板内容
 	 * @param cache true 则缓存 Template，否则不缓存
 	 */
@@ -426,6 +428,13 @@ public class Engine {
 		return this;
 	}
 	
+	/**
+	 * 设置为 ClassPathSourceFactory 的快捷方法
+	 */
+	public Engine setToClassPathSourceFactory() {
+		return setSourceFactory(new ClassPathSourceFactory());
+	}
+	
 	public ISourceFactory getSourceFactory() {
 		return sourceFactory;
 	}

src/main/java/com/jfinal/template/EngineConfig.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/Env.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/IOutputDirectiveFactory.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/OutputDirectiveFactory.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/Template.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,6 +16,10 @@
 
 package com.jfinal.template;
 
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
 import java.io.OutputStream;
 import java.io.Writer;
 import java.util.Map;
@@ -108,6 +112,32 @@ public class Template {
 		return fsw.getBuffer();
 	}
 	
+	/**
+	 * 渲染到 File 中去
+	 * 适用于代码生成器类似应用场景
+	 */
+	public void render(Map<?, ?> data, File file) {
+		FileOutputStream fos = null;
+		try {
+			fos = new FileOutputStream(file);
+			render(data, fos);
+		} catch (FileNotFoundException e) {
+			throw new RuntimeException(e);
+		} finally {
+			if (fos != null) {
+				try {fos.close();} catch (IOException e) {e.printStackTrace(System.err);}
+			}
+		}
+	}
+	
+	/**
+	 * 渲染到 String fileName 参数所指定的文件中去
+	 * 适用于代码生成器类似应用场景
+	 */
+	public void render(Map<?, ?> data, String fileName) {
+		render(data, new File(fileName));
+	}
+	
 	public boolean isModified() {
 		return env.isSourceListModified();
 	}

src/main/java/com/jfinal/template/TemplateException.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ExprLexer.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ExprParser.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -292,7 +292,7 @@ public class ExprParser {
 		case ADD:
 		case SUB:
 			move();
-			return new Unary(tok.sym, unary(), location);
+			return new Unary(tok.sym, unary(), location).toConstIfPossible();
 		case INC:
 		case DEC:
 			move();
@@ -468,21 +468,26 @@ public class ExprParser {
 	}
 	
 	/**
-	 * mapEntry : (ID | STR) ':' expr
+	 * mapEntry : (ID | STR | INT | LONG | FLOAT | DOUBLE | TRUE | FALSE | NULL) ':' expr
+	 * 设计目标为 map 定义与初始化，所以 ID 仅当成 STR 不进行求值
 	 */
 	void buildMapEntry(LinkedHashMap<Object, Expr> map) {
-		Tok tok = peek();
-		if (tok.sym == Sym.ID || tok.sym == Sym.STR) {
-			move();
-			match(Sym.COLON);
-			Expr value = expr();
-			if (value == null) {
-				throw new ParseException("Expression error: the value on the right side of map entry can not be blank", location);
-			}
-			map.put(tok.value(), value);
-			return ;
+		Expr keyExpr = expr();
+		Object key;
+		if (keyExpr instanceof Id) {
+			key = ((Id)keyExpr).getId();
+		} else if (keyExpr instanceof Const) {
+			key = ((Const)keyExpr).getValue();
+		} else {
+			throw new ParseException("Expression error: the value of map key must be identifier, String, Boolean, null or Number", location);
 		}
-		throw new ParseException("Expression error: the value of map key must be identifier or String", location);
+		
+		match(Sym.COLON);
+		Expr value = expr();
+		if (value == null) {
+			throw new ParseException("Expression error: the value on the right side of map entry can not be blank", location);
+		}
+		map.put(key, value);
 	}
 	
 	/**
@@ -528,12 +533,14 @@ public class ExprParser {
 			move();
 			return new Id(tok.value());
 		case STR:
+			move();
+			return new Const(tok.sym, tok.value());
 		case INT:
 		case LONG:
 		case FLOAT:
 		case DOUBLE:
 			move();
-			return new Const(tok.sym, tok.value());
+			return new Const(tok.sym, ((NumTok)tok).getNumberValue());
 		case TRUE:
 			move();
 			return Const.TRUE;

src/main/java/com/jfinal/template/expr/NumTok.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -43,7 +43,7 @@ import com.jfinal.template.stat.ParseException;
  */
 public class NumTok extends Tok {
 	
-	private Object value;
+	private Number value;
 	
 	NumTok(Sym sym, String s, int radix, boolean isScientificNotation, Location location) {
 		super(sym, location.getRow());
@@ -101,3 +101,8 @@ public class NumTok extends Tok {
 		return sym.value() + " : " + value;
 	}
 }
+
+
+
+
+

src/main/java/com/jfinal/template/expr/Sym.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/Tok.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/Arith.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/Array.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/Assign.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/Compare.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/Const.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -20,54 +20,25 @@ import com.jfinal.template.expr.Sym;
 import com.jfinal.template.stat.Scope;
 
 /**
- * STR INT LONG FLOAT DOUBLE true false null
+ * STR INT LONG FLOAT DOUBLE TRUE FALSE NULL
  */
 public class Const extends Expr {
 	
-	public static final Const TRUE = new Const(Boolean.TRUE, Sym.TRUE);
-	public static final Const FALSE = new Const(Boolean.FALSE, Sym.FALSE);
-	public static final Const NULL = new Const(null, Sym.NULL);
+	public static final Const TRUE = new Const(Sym.TRUE, Boolean.TRUE);
+	public static final Const FALSE = new Const(Sym.FALSE, Boolean.FALSE);
+	public static final Const NULL = new Const(Sym.NULL, null);
 	
-	private Sym type;
-	private Object value;
+	private final Sym type;
+	private final Object value;
 	
 	/**
-	 * 构造 TRUE FALSE NULL 常量，无需对 value 进行转换
+	 * INT LONG FLOAT DOUBLE 常量已在 NumTok 中转换成了确切的类型，无需再次转换
 	 */
-	private Const(Object value, Sym type) {
+	public Const(Sym type, Object value) {
 		this.type = type;
 		this.value = value;
 	}
 	
-	public Const(Sym type, String value) {
-		this.type = type;
-		this.value = typeConvert(type, value);
-	}
-	
-	private Object typeConvert(Sym type, String value) {
-		switch (type) {
-		case STR:
-			return value;
-		case INT:
-			return Integer.parseInt(value);
-		case LONG:
-			return Long.parseLong(value);
-		case FLOAT:
-			return Float.parseFloat(value);
-		case DOUBLE:
-			return Double.parseDouble(value);
-		/*
-		case TRUE:
-		case FALSE:
-			return Boolean.parseBoolean(value);
-		case NULL:
-			return null;
-		*/
-		default:
-			throw new RuntimeException("never happend");
-		}
-	}
-	
 	public Object eval(Scope scope) {
 		return value;
 	}
@@ -108,6 +79,10 @@ public class Const extends Expr {
 		return type == Sym.DOUBLE;
 	}
 	
+	public boolean isNumber() {
+		return value instanceof Number;
+	}
+	
 	public Object getValue() {
 		return value;
 	}
@@ -136,6 +111,10 @@ public class Const extends Expr {
 		return (Double)value;
 	}
 	
+	public Number getNumber() {
+		return (Number)value;
+	}
+	
 	public String toString() {
 		return value != null ? value.toString() : "null";
 	}

src/main/java/com/jfinal/template/expr/ast/Expr.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/ExprList.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/Field.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -113,9 +113,9 @@ public class Field extends Expr {
 		
 		if (expr instanceof Id) {
 			String id = ((Id)expr).getId();
-			throw new TemplateException("Field not found: \"" + id + "." + fieldName + "\" and getter method not found: \"" + id + "." + getterName + "()\"", location);
+			throw new TemplateException("public field not found: \"" + id + "." + fieldName + "\" and public getter method not found: \"" + id + "." + getterName + "()\"", location);
 		}
-		throw new TemplateException("Field not found: \"" + fieldName + "\" and getter method not found: \"" + getterName + "()\"", location);
+		throw new TemplateException("public field not found: \"" + fieldName + "\" and public getter method not found: \"" + getterName + "()\"", location);
 	}
 	
 	private Long buildFieldKey(Class<?> targetClass) {

src/main/java/com/jfinal/template/expr/ast/FieldKit.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/ForCtrl.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/Id.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -23,7 +23,7 @@ import com.jfinal.template.stat.Scope;
  */
 public class Id extends Expr {
 	
-	private String id;
+	private final String id;
 	
 	public Id(String id) {
 		this.id = id;

src/main/java/com/jfinal/template/expr/ast/IncDec.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/Index.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -43,8 +43,8 @@ public class Index extends Expr {
 	
 	@SuppressWarnings("rawtypes")
 	public Object eval(Scope scope) {
-		Object array = expr.eval(scope);
-		if (array == null) {
+		Object target = expr.eval(scope);
+		if (target == null) {
 			if (scope.getCtrl().isNullSafe()) {
 				return null;
 			}
@@ -56,25 +56,30 @@ public class Index extends Expr {
 			if (scope.getCtrl().isNullSafe()) {
 				return null;
 			}
-			throw new TemplateException("The index of list/array and the key of map can not be null", location);
-		}
 			
-		if (array instanceof List) {
-			if (idx instanceof Integer) {
-				return ((List<?>)array).get((Integer)idx);
+			if (target instanceof java.util.Map) {
+				// Map 的 key 可以是 null，不能抛异常
+			} else {
+				throw new TemplateException("The index of list and array can not be null", location);
 			}
-			throw new TemplateException("The index of list can only be integer", location);
 		}
 		
-		if (array instanceof java.util.Map) {
-			return ((java.util.Map)array).get(idx);
-		}
-		
-		if (array.getClass().isArray()) {
+		if (target instanceof List) {
 			if (idx instanceof Integer) {
-				return java.lang.reflect.Array.get(array, (Integer)idx);
+				return ((List<?>)target).get((Integer)idx);
 			}
-			throw new TemplateException("The index of array can only be integer", location);
+			throw new TemplateException("The index of list must be integer", location);
+		}
+		
+		if (target instanceof java.util.Map) {
+			return ((java.util.Map)target).get(idx);
+		}
+		
+		if (target.getClass().isArray()) {
+			if (idx instanceof Integer) {
+				return java.lang.reflect.Array.get(target, (Integer)idx);
+			}
+			throw new TemplateException("The index of array must be integer", location);
 		}
 		
 		throw new TemplateException("Only the list array and map is supported by index access", location);

src/main/java/com/jfinal/template/expr/ast/Logic.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/Map.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -24,8 +24,10 @@ import com.jfinal.template.stat.Scope;
  * Map
  * 
  * 1：定义 map 常量
- *   {k1:123, k2:"abc", 'k3':true, "k4":[1,2,3], k5:1+2}
- *   如上所示，map定义的 key 可以为 String 或者 id 标识符，而右侧的 value 可以是任意的常量与表达式
+ *   {k1:123, k2:"abc", 'k3':true, "k4":[1,2,3], k5:1+2, 1:12, true:"Y", null:"abc"}
+ *   如上所示，map定义的 key 可以为 id 标识符或者 String、Integer、Long、Boolean、null
+ *   等常量值 (详见 ExprParser.buildMapEntry(...) 方法)，
+ *   右侧的 value 可以是任意的常量与表达式
  * 
  * 2：取值
  *   先将 Map 常量赋值给某个变量： #set(map = {...})
@@ -35,6 +37,10 @@ import com.jfinal.template.stat.Scope;
  *   map.get("k1")
  *   map.k1
  * 
+ * 3：不通过中间变量取值
+ *   {1:'自买', 2:'跟买'}.get(1)
+ *   {1:'自买', 2:'跟买'}[2]
+ *   
  *   如上所示，当以下标方式取值时，下标参数可以是 string 与  expr，而 expr 求值以后的值必须也为 string类型
  *   当用 map.k1 这类 field 字段取值形式时，则是使用 id 标识符，而不是 string 形参数
  *   

src/main/java/com/jfinal/template/expr/ast/Method.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -75,7 +75,7 @@ public class Method extends Expr {
 			if (scope.getCtrl().isNullSafe()) {
 				return null;
 			}
-			throw new TemplateException(buildMethodNotFoundSignature("Method not found: " + target.getClass().getName() + ".", methodName, argValues), location);
+			throw new TemplateException(buildMethodNotFoundSignature("public method not found: " + target.getClass().getName() + ".", methodName, argValues), location);
 		}
 		
 		try {

src/main/java/com/jfinal/template/expr/ast/MethodInfo.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/MethodInfoExt.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/MethodKeyBuilder.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -87,6 +87,9 @@ public abstract class MethodKeyBuilder {
 					if (type != null) {
 						hash ^= type.getName().hashCode();
 						hash *= HashKit.FNV_PRIME_64;
+					} else {
+						hash ^= "null".hashCode();
+						hash *= HashKit.FNV_PRIME_64;
 					}
 				}
 			}
@@ -110,6 +113,8 @@ public abstract class MethodKeyBuilder {
 					Class<?> type = argTypes[i];
 					if (type != null) {
 						hash = fnv1a64(hash, type.getName());
+					} else {
+						hash = fnv1a64(hash, "null");
 					}
 				}
 			}

src/main/java/com/jfinal/template/expr/ast/MethodKit.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/NullExpr.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/NullSafe.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/RangeArray.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/SharedMethod.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/SharedMethodKit.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -156,6 +156,9 @@ public class SharedMethodKit {
 				if (type != null) {
 					hash ^= type.getName().hashCode();
 					hash *= HashKit.FNV_PRIME_64;
+				} else {
+					hash ^= "null".hashCode();
+					hash *= HashKit.FNV_PRIME_64;
 				}
 			}
 		}

src/main/java/com/jfinal/template/expr/ast/StaticField.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/StaticMethod.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/Ternary.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/expr/ast/Unary.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -83,6 +83,51 @@ public class Unary extends Expr {
 			throw new TemplateException("Unsupported operator: " + op.value(), location);
 		}
 	}
+	
+	/**
+	 * 如果可能的话，将 Unary 表达式转化成 Const 表达式，类似于 ExprParser.buildMapEntry() 需要这种转化来简化实现
+	 * 除了可简化程序外，还起到一定的性能优化作用
+	 * 
+	 * Number : +123 -456 +3.14 -0.12
+	 * Boolean : !true !false
+	 * 
+	 * 特别注意：
+	 * Boolean 的支持并不需要，!true、!false 已在 ExprParser 中被 Logic 表达式接管，在此仅为逻辑上的完备性而添加
+	 */
+	public Expr toConstIfPossible() {
+		if (expr instanceof Const && (op == Sym.SUB || op == Sym.ADD || op == Sym.NOT)) {
+		} else {
+			return this;
+		}
+		
+		Expr ret = this;
+		Const c = (Const)expr;
+		if (op == Sym.SUB) {
+			if (c.isInt()) {
+				ret = new Const(Sym.INT, -c.getInt());
+			} else if (c.isLong()) {
+				ret = new Const(Sym.LONG, -c.getLong());
+			} else if (c.isFloat()) {
+				ret = new Const(Sym.FLOAT, -c.getFloat());
+			} else if (c.isDouble()) {
+				ret = new Const(Sym.DOUBLE, -c.getDouble());
+			}
+		} else if (op == Sym.ADD) {
+			if (c.isNumber()) {
+				ret = c;
+			}
+		} else if (op == Sym.NOT) {
+			if (c.isBoolean()) {
+				ret = c.isTrue() ? Const.FALSE : Const.TRUE;
+			}
+		}
+		
+		return ret;
+	}
+	
+	public String toString() {
+		return op.toString() + expr.toString();
+	}
 }
 
 

src/main/java/com/jfinal/template/ext/directive/DateDirective.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/ext/directive/EscapeDirective.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/ext/directive/NowDirective.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -32,7 +32,7 @@ import com.jfinal.template.stat.Scope;
  */
 public class NowDirective extends Directive {
 	
-	public void setExrpList(ExprList exprList) {
+	public void setExprList(ExprList exprList) {
 		if (exprList.length() > 1) {
 			throw new ParseException("#now directive support one parameter only", location);	
 		}

src/main/java/com/jfinal/template/ext/directive/NumberDirective.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/ext/directive/RandomDirective.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -16,22 +16,29 @@
 
 package com.jfinal.template.ext.directive;
 
+import java.io.IOException;
 import com.jfinal.template.Directive;
 import com.jfinal.template.Env;
+import com.jfinal.template.TemplateException;
 import com.jfinal.template.io.Writer;
 import com.jfinal.template.stat.Scope;
 
 /**
- * 输出随机数
+ * 输出 int 型随机数
  */
 public class RandomDirective extends Directive {
 	
 	private java.util.Random random = new java.util.Random();
 	
 	public void exec(Env env, Scope scope, Writer writer) {
-		write(writer, String.valueOf(random.nextInt()));
+		try {
+			writer.write(random.nextInt());
+		} catch (IOException e) {
+			throw new TemplateException(e.getMessage(), location, e);
+		}
 	}
 }
 
 
 
+

src/main/java/com/jfinal/template/ext/directive/RenderDirective.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -70,7 +70,7 @@ public class RenderDirective extends Directive {
 		if (len > 1) {
 			for (int i = 1; i < len; i++) {
 				if (!(exprList.getExpr(i) instanceof Assign)) {
-					throw new ParseException("The " + i + "th parameter of #render directive must be an assignment expression", location);
+					throw new ParseException("The " + (i + 1) + "th parameter of #render directive must be an assignment expression", location);
 				}
 			}
 		}

src/main/java/com/jfinal/template/ext/directive/StringDirective.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/ext/extensionmethod/ByteExt.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -43,6 +43,14 @@ public class ByteExt {
 	public Double toDouble(Byte self) {
 		return self.doubleValue();
 	}
+	
+	public Short toShort(Byte self) {
+		return self.shortValue();
+	}
+	
+	public Byte toByte(Byte self) {
+		return self;
+	}
 }
 
 

src/main/java/com/jfinal/template/ext/extensionmethod/DoubleExt.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -43,6 +43,14 @@ public class DoubleExt {
 	public Double toDouble(Double self) {
 		return self;
 	}
+	
+	public Short toShort(Double self) {
+		return self.shortValue();
+	}
+	
+	public Byte toByte(Double self) {
+		return self.byteValue();
+	}
 }
 
 

src/main/java/com/jfinal/template/ext/extensionmethod/FloatExt.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -43,6 +43,14 @@ public class FloatExt {
 	public Double toDouble(Float self) {
 		return self.doubleValue();
 	}
+	
+	public Short toShort(Float self) {
+		return self.shortValue();
+	}
+	
+	public Byte toByte(Float self) {
+		return self.byteValue();
+	}
 }
 
 

src/main/java/com/jfinal/template/ext/extensionmethod/IntegerExt.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -63,6 +63,14 @@ public class IntegerExt {
 	public Double toDouble(Integer self) {
 		return self.doubleValue();
 	}
+	
+	public Short toShort(Integer self) {
+		return self.shortValue();
+	}
+	
+	public Byte toByte(Integer self) {
+		return self.byteValue();
+	}
 }
 
 

src/main/java/com/jfinal/template/ext/extensionmethod/LongExt.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -43,6 +43,14 @@ public class LongExt {
 	public Double toDouble(Long self) {
 		return self.doubleValue();
 	}
+	
+	public Short toShort(Long self) {
+		return self.shortValue();
+	}
+	
+	public Byte toByte(Long self) {
+		return self.byteValue();
+	}
 }
 
 

src/main/java/com/jfinal/template/ext/extensionmethod/ShortExt.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -43,6 +43,14 @@ public class ShortExt {
 	public Double toDouble(Short self) {
 		return self.doubleValue();
 	}
+	
+	public Short toShort(Short self) {
+		return self;
+	}
+	
+	public Byte toByte(Short self) {
+		return self.byteValue();
+	}
 }
 
 

src/main/java/com/jfinal/template/ext/extensionmethod/StringExt.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -79,6 +79,14 @@ public class StringExt {
 	public Double toDouble(String self) {
 		return StrKit.isBlank(self) ? null : Double.parseDouble(self);
 	}
+	
+	public Short toShort(String self) {
+		return StrKit.isBlank(self) ? null : Short.parseShort(self);
+	}
+	
+	public Byte toByte(String self) {
+		return StrKit.isBlank(self) ? null : Byte.parseByte(self);
+	}
 }
 
 

src/main/java/com/jfinal/template/ext/sharedmethod/SharedMethodLib.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/ext/spring/JFinalView.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -59,101 +59,105 @@ public class JFinalView extends AbstractTemplateView {
 		OutputStream os = response.getOutputStream();
 		JFinalViewResolver.engine.getTemplate(getUrl()).render(model, os);
 	}
-}
 
-@SuppressWarnings({"unchecked", "rawtypes", "deprecation"})
-class InnerSession extends HashMap<Object, Object> implements HttpSession {
+	@SuppressWarnings({"unchecked", "rawtypes", "deprecation"})
+	public static class InnerSession extends HashMap<Object, Object> implements HttpSession {
 		
-	private static final long serialVersionUID = -8679493647540628009L;
-	private HttpSession session;
+		private static final long serialVersionUID = -8679493647540628009L;
+		private HttpSession session;
 		
-	public InnerSession(HttpSession session) {
-		this.session = session;
-	}
+		public InnerSession(HttpSession session) {
+			this.session = session;
+		}
 		
-	// HashMap 相关方法处理 ----------------------------------------------------
-	/**
-	 * 覆盖 HashMap 的 put
-	 */
-	public Object put(Object name, Object value) {
-		session.setAttribute((String)name, value);
-		return null;
-	}
+		// HashMap 相关方法处理 ----------------------------------------------------
+		/**
+		 * 覆盖 HashMap 的 put
+		 */
+		public Object put(Object name, Object value) {
+			session.setAttribute((String)name, value);
+			return null;
+		}
 		
-	/**
-	 * 覆盖 HashMap 的 get
-	 */
-	public Object get(Object name) {
-		return session.getAttribute((String)name);
-	}
+		/**
+		 * 覆盖 HashMap 的 get
+		 */
+		public Object get(Object name) {
+			return session.getAttribute((String)name);
+		}
 		
-	// Session 相关方法处理 ----------------------------------------------------
-	public Object getAttribute(String key) {
-		return session.getAttribute(key);
-	}
+		// Session 相关方法处理 ----------------------------------------------------
+		public Object getAttribute(String key) {
+			return session.getAttribute(key);
+		}
 		
-	public Enumeration getAttributeNames() {
-		return session.getAttributeNames();
-	}
+		public Enumeration getAttributeNames() {
+			return session.getAttributeNames();
+		}
 		
-	public long getCreationTime() {
-		return session.getCreationTime();
-	}
+		public long getCreationTime() {
+			return session.getCreationTime();
+		}
 		
-	public String getId() {
-		return session.getId();
-	}
+		public String getId() {
+			return session.getId();
+		}
 		
-	public long getLastAccessedTime() {
-		return session.getLastAccessedTime();
-	}
+		public long getLastAccessedTime() {
+			return session.getLastAccessedTime();
+		}
 		
-	public int getMaxInactiveInterval() {
-		return session.getMaxInactiveInterval();
-	}
+		public int getMaxInactiveInterval() {
+			return session.getMaxInactiveInterval();
+		}
 		
-	public ServletContext getServletContext() {
-		return session.getServletContext();
-	}
+		public ServletContext getServletContext() {
+			return session.getServletContext();
+		}
 		
-	public javax.servlet.http.HttpSessionContext getSessionContext() {
-		return session.getSessionContext();
-	}
+		public javax.servlet.http.HttpSessionContext getSessionContext() {
+			return session.getSessionContext();
+		}
 		
-	public Object getValue(String key) {
-		return session.getValue(key);
-	}
+		public Object getValue(String key) {
+			return session.getValue(key);
+		}
 		
-	public String[] getValueNames() {
-		return session.getValueNames();
-	}
+		public String[] getValueNames() {
+			return session.getValueNames();
+		}
 		
-	public void invalidate() {
-		session.invalidate();
-	}
+		public void invalidate() {
+			session.invalidate();
+		}
 		
-	public boolean isNew() {
-		return session.isNew();
-	}
+		public boolean isNew() {
+			return session.isNew();
+		}
 		
-	public void putValue(String key, Object value) {
-		session.putValue(key, value);
-	}
+		public void putValue(String key, Object value) {
+			session.putValue(key, value);
+		}
 		
-	public void removeAttribute(String key) {
-		session.removeAttribute(key);
-	}
+		public void removeAttribute(String key) {
+			session.removeAttribute(key);
+		}
 		
-	public void removeValue(String key) {
-		session.removeValue(key);
-	}
+		public void removeValue(String key) {
+			session.removeValue(key);
+		}
 		
-	public void setAttribute(String key, Object value) {
-		session.setAttribute(key, value);
-	}
+		public void setAttribute(String key, Object value) {
+			session.setAttribute(key, value);
+		}
 		
-	public void setMaxInactiveInterval(int maxInactiveInterval) {
-		session.setMaxInactiveInterval(maxInactiveInterval);
+		public void setMaxInactiveInterval(int maxInactiveInterval) {
+			session.setMaxInactiveInterval(maxInactiveInterval);
+		}
+		
+		public String toString() {
+			return session != null ? session.toString() : "null";
+		}
 	}
 }
 
@@ -162,4 +166,3 @@ class InnerSession extends HashMap<Object, Object> implements HttpSession {
 
 
 
-

src/main/java/com/jfinal/template/ext/spring/JFinalViewResolver.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/io/ByteWriter.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/io/CharWriter.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/io/DateFormats.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/io/Encoder.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/io/EncoderFactory.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/io/FastStringWriter.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/io/FloatingWriter.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/io/IWritable.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/io/JdkEncoder.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/io/Utf8Encoder.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/io/Writer.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/io/WriterBuffer.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/source/ClassPathSource.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/source/ClassPathSourceFactory.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/source/FileSource.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -77,6 +77,9 @@ public class FileSource implements ISource {
 	}
 	
 	private String buildFinalFileName(String baseTemplatePath, String fileName) {
+		if (baseTemplatePath == null) {
+			return fileName;
+		}
 		char firstChar = fileName.charAt(0);
 		String finalFileName;
 		if (firstChar == '/' || firstChar == '\\') {

src/main/java/com/jfinal/template/source/FileSourceFactory.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/source/ISource.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/source/ISourceFactory.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/source/StringSource.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/stat/CharTable.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/stat/Ctrl.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/stat/Lexer.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/stat/Location.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/stat/ParaToken.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/stat/ParseException.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/stat/Parser.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/stat/Scope.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/stat/Symbol.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/stat/TextToken.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/stat/Token.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/stat/ast/Break.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

src/main/java/com/jfinal/template/stat/ast/Call.java

@@ -1,5 +1,5 @@
 /**
- * Copyright (c) 2011-2017, James Zhan 詹波 (jfinal@126.com).
+ * Copyright (c) 2011-2019, James Zhan 詹波 (jfinal@126.com).
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.