java转换json需导入的jar包说明

commons-beanutils-1.8.0.jar不加这个包 
java.lang.NoClassDefFoundError: org/apache/commons/beanutils/DynaBean 
commons-collections.jar 不加这个包 
java.lang.NoClassDefFoundError: org/apache/commons/collections/map/ListOrderedMap 
commons-lang-2.4.jar不加这个包 
java.lang.NoClassDefFoundError: org/apache/commons/lang/exception/NestableRuntimeException 
commons-logging-1.1.1.jar不加这个包 
java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory 
ezmorph-1.0.4.jar不加这个包 
java.lang.NoClassDefFoundError: net/sf/ezmorph/Morpher 
json-lib-2.3-jdk15.jar不加这个包 
java.lang.NoClassDefFoundError: net/sf/json/JSONObject 
相应jar包可到网上下载！
实例： 
import java.util.ArrayList; 
import java.util.List; 

import net.sf.json.JSONArray; 

public class JsonTest { 

/** 
* @param args 
*/ 
public static void main(String[] args) throws Exception{ 
boolean[] boolArray = new boolean[]{true,false,true};  
JSONArray jsonArray = JSONArray.fromObject( boolArray );  
System.out.println( jsonArray ); 

List list = new ArrayList();  
list.add( "first" );  
list.add( "second" );  
JSONArray jsonArray2 = JSONArray.fromObject( list );  
System.out.println( jsonArray2 ); 
} 
}