java使用json要導入以下這些包:java
commons-beanutils-1.7.0.jar
commons-lang-2.1.jar
ezmorph-1.0.2.jar
json-lib-1.1-jdk15.jar
commons-logging-1.0.4.jar
commons-collections.jar
commons-collections-3.2.jarjson
不然會報一些錯誤,maven依賴以下:maven
<dependency> <groupId>net.sf.json-lib</groupId> <artifactId>json-lib</artifactId> <version>2.4</version> <classifier>jdk15</classifier> </dependency>
map轉化爲jsoncode
JSONObject ob = (JSONObject)JSONSerializer.toJSON(map);
json字符串轉化爲map字符串
Map<String,String> ob = (Map)JSONObject.fromObject(message);