freemarker错误七-白红宇

freemarker错误七

阅读量：6379 次

发布时间：2019-06-23

本文共 10426 字，大约阅读时间需要 34 分钟。

1、错误叙述性说明

五月 30, 2014 11:33:57 下午 freemarker.log.JDK14LoggerFactory$JDK14Logger error严重: Template processing error: "Expected hash. flag evaluated instead to freemarker.template.TemplateBooleanModel$2 on line 21, column 8 in type.ftl."Expected hash. flag evaluated instead to freemarker.template.TemplateBooleanModel$2 on line 21, column 8 in type.ftl.The problematic instruction:----------==> ${flag.color?string} [on line 21, column 6 in type.ftl]----------Java backtrace for programmers:----------freemarker.template.TemplateException: Expected hash. flag evaluated instead to freemarker.template.TemplateBooleanModel$2 on line 21, column 8 in type.ftl.	at freemarker.core.TemplateObject.invalidTypeException(TemplateObject.java:136)	at freemarker.core.Dot._getAsTemplateModel(Dot.java:78)	at freemarker.core.Expression.getAsTemplateModel(Expression.java:89)	at freemarker.core.BuiltIn$stringBI._getAsTemplateModel(BuiltIn.java:408)	at freemarker.core.Expression.getAsTemplateModel(Expression.java:89)	at freemarker.core.Expression.getStringValue(Expression.java:93)	at freemarker.core.DollarVariable.accept(DollarVariable.java:76)	at freemarker.core.Environment.visit(Environment.java:221)	at freemarker.core.MixedContent.accept(MixedContent.java:92)	at freemarker.core.Environment.visit(Environment.java:221)	at freemarker.core.Environment.process(Environment.java:199)	at freemarker.template.Template.process(Template.java:259)	at com.you.freemarker.FreemarkerTemplate.printFtl(FreemarkerTemplate.java:77)	at com.you.test.freemarker.FreemarkerTest.studentPrint(FreemarkerTest.java:172)	at com.you.test.freemarker.FreemarkerTest.testDataType(FreemarkerTest.java:159)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)	at java.lang.reflect.Method.invoke(Unknown Source)	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45)	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42)	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:263)	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:68)	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:47)	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231)	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60)	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229)	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50)	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222)	at org.junit.runners.ParentRunner.run(ParentRunner.java:300)	at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50)	at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)Expected hash. flag evaluated instead to freemarker.template.TemplateBooleanModel$2 on line 21, column 8 in type.ftl.The problematic instruction:----------==> ${flag.color?

string} [on line 21, column 6 in type.ftl] ---------- Java backtrace for programmers: ---------- freemarker.template.TemplateException: Expected hash. flag evaluated instead to freemarker.template.TemplateBooleanModel$2 on line 21, column 8 in type.ftl. at freemarker.core.TemplateObject.invalidTypeException(TemplateObject.java:136) at freemarker.core.Dot._getAsTemplateModel(Dot.java:78) at freemarker.core.Expression.getAsTemplateModel(Expression.java:89) at freemarker.core.BuiltIn$stringBI._getAsTemplateModel(BuiltIn.java:408) at freemarker.core.Expression.getAsTemplateModel(Expression.java:89) at freemarker.core.Expression.getStringValue(Expression.java:93) at freemarker.core.DollarVariable.accept(DollarVariable.java:76) at freemarker.core.Environment.visit(Environment.java:221) at freemarker.core.MixedContent.accept(MixedContent.java:92) at freemarker.core.Environment.visit(Environment.java:221) at freemarker.core.Environment.process(Environment.java:199) at freemarker.template.Template.process(Template.java:259) at com.you.freemarker.FreemarkerTemplate.printFtl(FreemarkerTemplate.java:77) at com.you.test.freemarker.FreemarkerTest.studentPrint(FreemarkerTest.java:172) at com.you.test.freemarker.FreemarkerTest.testDataType(FreemarkerTest.java:159) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28) at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:263) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:68) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:47) at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222) at org.junit.runners.ParentRunner.run(ParentRunner.java:300) at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50) at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38) <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>freemarker基本数据类型</title> </head> <body> 张三丰 123,456 true Expected hash. flag evaluated instead to freemarker.template.TemplateBooleanModel$2 on line 21, column 8 in type.ftl. The problematic instruction: ---------- ==> ${flag.color?string} [on line 21, column 6 in type.ftl] ---------- Java backtrace for programmers: ---------- freemarker.template.TemplateException: Expected hash. flag evaluated instead to freemarker.template.TemplateBooleanModel$2 on line 21, column 8 in type.ftl. at freemarker.core.TemplateObject.invalidTypeException(TemplateObject.java:136) at freemarker.core.Dot._getAsTemplateModel(Dot.java:78) at freemarker.core.Expression.getAsTemplateModel(Expression.java:89) at freemarker.core.BuiltIn$stringBI._getAsTemplateModel(BuiltIn.java:408) at freemarker.core.Expression.getAsTemplateModel(Expression.java:89) at freemarker.core.Expression.getStringValue(Expression.java:93) at freemarker.core.DollarVariable.accept(DollarVariable.java:76) at freemarker.core.Environment.visit(Environment.java:221) at freemarker.core.MixedContent.accept(MixedContent.java:92) at freemarker.core.Environment.visit(Environment.java:221) at freemarker.core.Environment.process(Environment.java:199) at freemarker.template.Template.process(Template.java:259) at com.you.freemarker.FreemarkerTemplate.printFtl(FreemarkerTemplate.java:77) at com.you.test.freemarker.FreemarkerTest.studentPrint(FreemarkerTest.java:172) at com.you.test.freemarker.FreemarkerTest.testDataType(FreemarkerTest.java:159) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28) at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:263) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:68) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:47) at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222) at org.junit.runners.ParentRunner.run(ParentRunner.java:300) at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50) at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)

2、错误原因

<#--定义布尔值--><#assign flag = true/>${flag?string}${flag.color?

string}

由于flag已经定义为true。再次定义会报错

3、解决的方法

改动变量名。将flag改动为num

${(num.color)?

string}

成绩：false

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