要使程序可以运行必须引入JSON-lib包，JSON-lib包同时依赖于以下的JAR包：

??????1.commons-lang.jar

??????2.commons-beanutils.jar

??????3.commons-collections.jar

??????4.commons-logging.jar?

??????5.ezmorph.jar

??????6.json-lib-2.2.2-jdk15.jar

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缺少jar包异常 汇总

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1.???java.lang.NoClassDefFoundError: org/apache/commons/lang/exception/NestableRuntimeException

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??????缺少common-lang.jar

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2.???java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory

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??????没有引入commons-logging.jar包

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3.???java.lang.NoClassDefFoundError: org/apache/commons/collections/map/ListOrderedMap

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??????没有导入commons-collections.jar

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4.???java.lang.NoClassDefFoundError: org/apache/commons/beanutils/DynaBean

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??????没有导入commons-beanutils.jar文件或版本不对