Java 反射取出Enum所有常量的属性值
public class TestGetEnum {
public void printEnumValues(Class c) {
if (c.isEnum()) {
try {
Object[] objs = c.getEnumConstants();
for (Object obj : objs) {
Method m = obj.getClass().getDeclaredMethod("values", null);
Object[] result = (Object[]) m.invoke(obj, null);
System.out.println(result);
List list = Arrays.asList(result);
Iterator it = list.iterator();
while (it.hasNext()) {
Object objOne = it.next();
Field code = objOne.getClass().getDeclaredField("code");
Field codeDesc = objOne.getClass().getDeclaredField("codeDesc");
Field priority = null;
try {
priority = objOne.getClass().getDeclaredField("priority");
} catch (Exception e) {
priority = null;
}
code.setAccessible(true);
codeDesc.setAccessible(true);
if (priority != null) {
priority.setAccessible(true);
}
System.out.print(code.getName() + ":" + code.get(objOne) + "," + codeDesc.getName() + ":"
+ codeDesc.get(objOne));
if (priority != null) {
System.out.print("," + priority.getName() + ":" + priority.get(objOne));
}
System.out.println();
}
break;
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
public static void main(String[] args) {
TestGetEnum t = new TestGetEnum();
t.printEnumValues(EducationLevelEnum.class);
}
}
public enum EducationLevelEnum {
DEFAULT("0","------",0),
HIGHSCHOOLDIPLOMA("1","High School Diploma",100),
ASSOCIATEDEGREE("5","Associate Degree",150),
BACHELORSDEGREE("2","Bachelors Degree",200),
MASTERSDEGREE("3","Masters Degree",300),
DOCTORATE("4","Doctorate",400);
EducationLevelEnum(String code, String codeDesc, Integer priority) {
this.code = code;
this.codeDesc = codeDesc;
this.priority = priority;
}
private String code;
private String codeDesc;
private String kind=KindEnum.EDUCATIONLEVEL.getKindName();
EducationLevelEnum(String code, String codeDesc) {
this.code = code;
this.codeDesc = codeDesc;
}
private Integer priority;
public Integer getPriority() {
return priority;
}
public String getCode() {
return code;
}
public String getCodeDesc() {
return codeDesc;
}
public String getKind() {
return kind;
}
}