写的一个简单的工具类，可以做对象类型的判断和迭代出一个对象所有属性的值

import java.lang.reflect.Field;

/**
* @author songzheng
*/
public class TypeUtil {
/**
* 得到某个对象类型对象
*/
public static Class<?> getClass(Object obj) {
if (obj instanceof Integer) {
return Integer.TYPE;
} else if (obj instanceof Boolean) {
return Boolean.TYPE;
} else if (obj instanceof Long) {
return Long.TYPE;
} else if (obj instanceof Short) {
return Short.TYPE;
} else if (obj instanceof Double) {
return Double.TYPE;
} else if (obj instanceof Float) {
return Float.TYPE;
} else if (obj instanceof Character) {
return Character.TYPE;
} else if (obj instanceof Byte) {
return Byte.TYPE;
}
return obj.getClass();
}
/**
* 判断某个对象是否为装箱的基本类型对象或基本类型
*/
public static boolean isBasicType(Object obj) {
final String[] types = {"int", "char", "boolean","long", "double", "float", "byte", "short"};
String clazzName = getClass(obj).getName();
int j = 0;
for (int i = 0; i < types.length; i++) {
if (clazzName.equals(types[i])) {
break;
}
j++;
}
if (j <= 7) {
return true;
} else {
return false;
}
}
/**
* 判断某对象是否为字符串
*/
public static boolean isString(Object obj) {
return obj instanceof String;
}
/**
* 迭代出一个对象的全部基本属性
*/
public static void recurse(Field[] fs, Object obj, List<Object> list) throws IllegalArgumentException, IllegalAccessException {

for (int i = 0; i < fs.length; i++) {
int j = 0;
Field f = fs[i];
f.setAccessible(true);
Object v = f.get(obj);
if (isBasicType(v)) {
j++;
list.add(v);
}
if (isString(v)) {
j++;
list.add(v);
}
if (j == fs.length)
continue;
if (!(isBasicType(v) || isString(v))) {
recurse(v.getClass().getFields(), v, list);
}
}
}
public static void main(String[] args) throws IllegalArgumentException, IllegalAccessException {

List<Object> list = new ArrayList<Object>();
Name n = new Name("sz", "yy", new Address("aa", "bb"));
Person p = new Person(11, n);
recurse(p.getClass().getDeclaredFields() ,p, list);
System.out.println(list);
}
}
class Person {

private int age;
private Name name;
public Person(int age, Name name) {
this.age = age;
this.name = name;
}
}
class Name {
public Name(String first, String second, Address address) {
this.first = first;
this.second = second;
this.address = address;
}
public String first;
public String second;
public Address address;

}
class Address {
public Address(String age, String name) {
this.age = age;
this.name = name;
}
public String age;
private String name;
}