package com.javaweb.util.common; import java.io.StringWriter; import com.fasterxml.jackson.core.JsonFactory; import com.fasterxml.jackson.core.JsonGenerator; import com.fasterxml.jackson.core.JsonParser; import com.fasterxml.jackson.databind.ObjectMapper; import com.thoughtworks.xstream.XStream; import com.thoughtworks.xstream.io.xml.DomDriver; public class JsonAndXmlUtil { public static String object2Json(Object obj) throws Exception{ if(obj==null){ return ""; } ObjectMapper mapper = new ObjectMapper(); StringWriter sw = new StringWriter(); JsonFactory jf = new JsonFactory(); JsonGenerator jg = jf.createGenerator(sw); mapper.writeValue(jg, obj); jg.close(); return sw.toString(); } public static <T> T json2Object(String json,Class<T> type) throws Exception{ if(json==null){ return null; } ObjectMapper mapper = new ObjectMapper(); JsonFactory jf = new JsonFactory(); JsonParser jp = jf.createParser(json); return mapper.readValue(jp, type); } public static String object2Xml(Object obj) throws Exception{ XStream xs = new XStream(new DomDriver()); xs.alias(obj.getClass().getSimpleName(), obj.getClass()); return xs.toXML(obj); } public static Object xml2Object(String xml) throws Exception{ XStream xs = new XStream(new DomDriver()); return xs.fromXML(xml); } }