在Android中通过Intent使用Bundle传递对象的使用方法

/** 
 * PersonSer 
 * 
 * @author http://blog.csdn.net/zuolongsnail 
 */ 
public class PersonSer implements Serializable { 
 
  /** 
   * serialVersionUID的作用是在修改实体类后，可以正常的序列化和反序列化，在此不多说，大家可以谷歌百度下。 
   */ 
  private static final long serialVersionUID = -7620435178023928252L; 
 
  private String name; 
 
  private int age; 
 
  public String getName() { 
    return name; 
  } 
 
  public void setName(String name) { 
    this.name = name; 
  } 
 
  public int getAge() { 
    return age; 
  } 
 
  public void setAge(int age) { 
    this.age = age; 
  } 
 
} 

/** 
 * PersonPar 
 * 
 * @author http://blog.csdn.net/zuolongsnail 
 */ 
public class PersonPar implements Parcelable { 
 
  private String name; 
 
  private int age; 
 
  public String getName() { 
    return name; 
  } 
 
  public void setName(String name) { 
    this.name = name; 
  } 
 
  public int getAge() { 
    return age; 
  } 
 
  public void setAge(int age) { 
    this.age = age; 
  } 
 
  /** 
   * 序列化实体类 
   */ 
  public static final Parcelable.Creator<PersonPar> CREATOR = new Creator<PersonPar>() { 
    public PersonPar createFromParcel(Parcel source) { 
      PersonPar personPar = new PersonPar(); 
      personPar.name = source.readString(); 
      personPar.age = source.readInt(); 
      return personPar; 
    } 
 
    public PersonPar[] newArray(int size) { 
      return new PersonPar[size]; 
    } 
  }; 
 
  @Override 
  public int describeContents() { 
    return 0; 
  } 
 
  /** 
   * 将实体类数据写入Parcel 
   */ 
  @Override 
  public void writeToParcel(Parcel parcel, int flags) { 
    parcel.writeString(name); 
    parcel.writeInt(age); 
  } 
 
} 

Intent intent = new Intent(MainActivity.this, DestActivity.class); 
Bundle bundle = new Bundle(); 
switch (v.getId()) { 
case R.id.serializable_btn: 
  // Serializable传递对象 
  PersonSer personSer = new PersonSer(); 
  personSer.setName("zuolong"); 
  personSer.setAge(26); 
  bundle.putSerializable(SER_KEY, personSer); 
  intent.putExtra("type", SER_TYPE); 
  intent.putExtras(bundle); 
  startActivity(intent); 
  break; 
case R.id.parcelable_btn: 
  // Parcelable传递对象 
  PersonPar personPar = new PersonPar(); 
  personPar.setName("snail"); 
  personPar.setAge(27); 
  // Bundle有putParcelableArray和putParcelableArrayList方法，也就可以传递数组和列表 
  bundle.putParcelable(PAR_KEY, personPar); 
  intent.putExtra("type", PAR_TYPE); 
  // Intent也有putParcelableArrayListExtra方法，可以传递实现Parcelable接口的对象列表 
  intent.putExtras(bundle); 
  startActivity(intent); 
  break; 
} 

StringBuffer sb = new StringBuffer(); 
String type = getIntent().getStringExtra("type"); 
// 根据type判断是哪种类型 
if (type.equals(MainActivity.SER_TYPE)) { 
  // 获取Serializable对象 
  PersonSer personSer = (PersonSer) getIntent().getSerializableExtra( 
      MainActivity.SER_KEY); 
  sb.append("----From Serializable----").append("\n"); 
  sb.append("Name:").append(personSer.getName()).append("\n"); 
  sb.append("Age:").append(personSer.getAge()).append("\n"); 
} else if (type.equals(MainActivity.PAR_TYPE)) { 
  // 获取Parcelable对象 
  PersonPar personPar = (PersonPar) getIntent().getParcelableExtra( 
      MainActivity.PAR_KEY); 
  sb.append("----From Parcelable----").append("\n"); 
  sb.append("Name:").append(personPar.getName()).append("\n"); 
  sb.append("Age:").append(personPar.getAge()).append("\n"); 
}