dom4j解析xml字符串_hanCSDN_20130225

package com.dom4j.analyzer;

import java.util.List;

import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;

import com.dom4j.bean.IvrParamsBean;

public class Dom4jAnalyzer {
// 根据xml字符串解析成对象
@SuppressWarnings({ "unchecked", "rawtypes" })
public static Object analyzer(Class c, String xml) {

Object targetObj = null;
try {
//初始化目标Bean
targetObj = c.newInstance();
} catch (InstantiationException e1) {
e1.printStackTrace();
} catch (IllegalAccessException e1) {
e1.printStackTrace();
}

try {
Document document = DocumentHelper.parseText(xml);
Element root = document.getRootElement();
List<Element> elements = root.elements();
//遍历解析xml字符串，一层结构的
for(int i=0;i<elements.size();i++){
Element element = elements.get(i);
//填充Bean
FillInToBean.fillIntoBean(c, targetObj, element.getName(), element.getText());
}

return targetObj;

} catch (DocumentException e) {
e.printStackTrace();
}
return null;
}
}

package com.dom4j.analyzer;

import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

import com.dom4j.common.WordCaseChange;

public class FillInToBean {

public static void fillIntoBean(Class c, Object obj, String paramName,
String paramValue) {

try {
//根据反射，使用setXxx方法设置Bean的属性
Method method = c.getDeclaredMethod("set" + WordCaseChange.toUpperCaseFirstOne(paramName), String.class);
method.invoke(obj, paramValue);
} catch (SecurityException e) {
e.printStackTrace();
} catch (NoSuchMethodException e) {
e.printStackTrace();
} catch (IllegalArgumentException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
} catch (InvocationTargetException e) {
e.printStackTrace();
}
}

}

package com.dom4j.common;

public class WordCaseChange {

//首字母转小写
public static String toLowerCaseFirstOne(String s)
{
if(Character.isLowerCase(s.charAt(0)))
return s;
else
return (new StringBuilder()).append(Character.toLowerCase(s.charAt(0))).append(s.substring(1)).toString();
}
//首字母转大写
public static String toUpperCaseFirstOne(String s)
{
if(Character.isUpperCase(s.charAt(0)))
return s;
else
return (new StringBuilder()).append(Character.toUpperCase(s.charAt(0))).append(s.substring(1)).toString();
}

}