freemarker写select组件报错总结（五）(六)
pleScalar\nRight hand operand is a freemarker.template.SimpleNumber\n"
The only legal comparisons are between two numbers, two strings, or two dates.
Left hand operand is a freemarker.template.SimpleScalar
Right hand operand is a freemarker.template.SimpleNumber
The problematic instruction:
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==> if-else [on line 6, column 19 in inc/select.ftl]
in user-directive items.select [on line 12, column 6 in address.ftl]
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Java backtrace for programmers:
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freemarker.template.TemplateException: The only legal comparisons are between two numbers, two strings, or two dates.
Left hand operand is a freemarker.template.SimpleScalar
Right hand operand is a freemarker.template.SimpleNumber
at freemarker.core.ComparisonExpression.isTrue(ComparisonExpression.java:182)
at freemarker.core.IfBlock.accept(IfBlock.java:80)
at freemarker.core.Environment.visit(Environment.java:221)
at freemarker.core.IfBlock.accept(IfBlock.java:82)
at freemarker.core.Environment.visit(Environment.java:221)
at freemarker.core.IteratorBlock$Context.runLoop(IteratorBlock.java:179)
at freemarker.core.Environment.visit(Environment.java:428)
at freemarker.core.IteratorBlock.accept(IteratorBlock.java:102)
at freemarker.core.Environment.visit(Environment.java:221)
at freemarker.core.MixedContent.accept(MixedContent.java:92)
at freemarker.core.Environment.visit(Environment.java:221)
at freemarker.core.Macro$Context.runMacro(Macro.java:172)
at freemarker.core.Environment.visit(Environment.java:614)
at freemarker.core.UnifiedCall.accept
(UnifiedCall.java:106)
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.printFile(FreemarkerTemplate.java:109)
at com.you.test.freemarker.FreemarkerTest.studentFile(FreemarkerTest.java:281)
at com.you.test.freemarker.FreemarkerTest.testSelect(FreemarkerTest.java:254)
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.eva luate(InvokeMethod.java:20)
at org.junit.internal.runners.statements.RunBefores.eva luate(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.