betwixt互相转换JavaBean和XML(含代码和jar包).rar

package betwixt; import java.beans.IntrospectionException; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.StringWriter; import java.util.ArrayList; import java.util.HashMap; import java.util.Map; import org.apache.commons.betwixt.io.BeanReader; import org.apache.commons.betwixt.io.BeanWriter; import org.xml.sax.InputSource; import org.xml.sax.SAXException; public class TestXML { public static void main(String args[]) throws Exception { Child children = new Child(); Map<String,String> scoreMap = new HashMap<String,String>(); scoreMap.put("English", "90"); scoreMap.put("Math", "88"); children.setId(1); children.setChildrenName("zhaolixing"); children.setScoreMap(scoreMap); Child children2 = new Child(); Map<String,String> scoreMap2 = new HashMap<String,String>(); scoreMap2.put("English", "100"); scoreMap2.put("Math", "80"); children2.setId(1); children2.setChildrenName("zhaoliyan"); children2.setScoreMap(scoreMap2); Father father = new Father(); father.setFathername("zbj"); ArrayList<Child> childrens = new ArrayList<Child>(); childrens.add(children); childrens.add(children2); father.setChildren(childrens); Child child1 = new Child(); System.out.println(ConvertBean2StrFromConfig(children, "child", "/betwixt/children.betwixt")); child1 = (Child) getObjFromXml(ConvertBean2StrFromConfig(children, "child", "/betwixt/children.betwixt"), child1, "/betwixt/children.betwixt"); // child1= (Child) // getObjFromXml(ConvertBean2StrFromConfig(children,"child"),child1); System.out.println(child1.getChildrenName()); Father fa2 = new Father(); //System.out.println(ConvertBean2Str(father, "father")); System.out.println(ConvertBean2StrFromConfig(father,"father","/betwixt/Father1.betwixt")); fa2 = (Father)getObjFromXml(ConvertBean2StrFromConfig(father,"father","/betwixt/Father1.betwixt"),fa2,"/betwixt/Father1.betwixt"); System.out.println(fa2.getFathername()); } /** * @author zbj * desc:此方法是将一个JavaBean转成xml格式字符串， * 有两种途径：一是使用默的方法，一种是根据自己定义的格式去生成xml.下面分别用这两种方法转换Child和 * Father这两个JavaBean * @throws IntrospectionException * @throws SAXException * @throws IOException */ public static String ConvertBean2Str(Object obj,String element) throws IOException, SAXException, IntrospectionException{ StringWriter outputWriter = new StringWriter(); outputWriter.write("<?xml version='1.0' encoding=\"UTF-8\"?>\n"); BeanWriter beanWriter = new BeanWriter(outputWriter); beanWriter.getBindingConfiguration().setMapIDs(false); beanWriter.enablePrettyPrint(); // beanWriter.write(element, obj); beanWriter.write(obj); //System.out.println(outputWriter.toString()); String str = outputWriter.toString(); beanWriter.close(); return str; } public static String ConvertBean2StrFromConfig(Object obj,String element,String path) throws IOException, SAXException, IntrospectionException{ StringWriter outputWriter = new StringWriter(); outputWriter.write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"); BeanWriter beanWriter = new BeanWriter(outputWriter); beanWriter.getBindingConfiguration().setMapIDs(false); beanWriter.enablePrettyPrint(); InputStream s = obj.getClass().getResourceAsStream(path); InputSource config = new InputSource(s); beanWriter.getXMLIntrospector().register(config); beanWriter.write(obj); String strTemp = outputWriter.toString(); outputWriter.close(); //strTemp = replaceStr(strTemp); return strTemp; } public static Object getObjFromXml(String strXml,Object obj,String path) throws Exception{ if(strXml == null || strXml.compareTo("") == 0){ return null; } BeanReader beanReader = new BeanReader(); beanReader.getXMLIntrospector().getConfiguration() .setAttributesForPrimitives(false); beanReader.getBindingConfiguration().setMapIDs(false); InputStream s = obj.getClass().getResourceAsStream(path); InputSource config = new InputSource(s); beanReader.getXMLIntrospector().register(config); beanReader.registerBeanClass(obj.getClass()); InputStream xml = new ByteArrayInputStream(strXml.getBytes("UTF-8")); obj = (Object) beanReader.parse(xml); return obj; } }