import java.lang.reflect.Field;
public class ReflectClass3 {
/**
* @param args
*/
public static void main(String[] args) {
Person p = new Person(1, "ctl", true, ‘c‘, 2.0f, 2.0, 1L, (short) 1,
(byte) 1);
p.setId(0);
p.setName("张三");
p.setIsMen(true);
p.setCh(‘c‘);
p.setFloat_(2.0f);
p.setDouble_(3.0);
p.setLong_(2l);
p.setShort_((short) 1);
p.setByte_((byte) 2);
reflect(p);
}
public static void reflect(Object obj) {
if (obj == null)
return;
Field[] fields = obj.getClass().getDeclaredFields();
String[] types1={"int","java.lang.String","boolean","char","float","double","long","short","byte"};
String[] types2={"Integer","java.lang.String","java.lang.Boolean","java.lang.Character","java.lang.Float","java.lang.Double","java.lang.Long","java.lang.Short","java.lang.Byte"};
for (int j = 0; j < fields.length; j++) {
fields[j].setAccessible(true);
// 字段名
System.out.print(fields[j].getName() + ":");
// 字段值
for(int i=0;i
if(fields[j].getType().getName()
.equalsIgnoreCase(types1[i])|| fields[j].getType().getName().equalsIgnoreCase(types2[i])){
try {
System.out.print(fields[j].get(obj)+" ");
} catch (Exception e) {
e.printStackTrace();
}
}
}
}
}
}
public class Person {
public int id;
public String name;
public boolean isMen;
public Character ch;
public Float float_;
public Double double_;
public Long long_;
public Short short_;
public Byte byte_;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public boolean getIsMen() {
return isMen;
}
public void setIsMen(boolean isMen) {
this.isMen = isMen;
}
public Character getCh() {
return ch;
}
public void setCh(Character ch) {
this.ch = ch;
}
public Float getFloat_() {
return float_;
}
public void setFloat_(Float float_) {
this.float_ = float_;
}
public Double getDouble_() {
return double_;
}
public void setDouble_(Double double_) {
this.double_ = double_;
}
public Long getLong_() {
return long_;
}
public void setLong_(Long long_) {
this.long_ = long_;
}
public Short getShort_() {
return short_;
}
public void setShort_(Short short_) {
this.short_ = short_;
}
public Byte getByte_() {
return byte_;
}
public void setByte_(Byte byte_) {
this.byte_ = byte_;
}
public Person(int id, String name, Boolean isMen, Character ch, Float float_,
Double double_, Long long_, Short short_, Byte byte_) {
super();
this.id = id;
this.name = name;
this.isMen = isMen;
this.ch = ch;
this.float_ = float_;
this.double_ = double_;
this.long_ = long_;
this.short_ = short_;
this.byte_ = byte_;
}
public Person() {
super();
}
}