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Bunder可以携带序列化的对象,但这个类在定义时要继承序列化接口Serializable
继承了序列化接口的对象Music
import java.io.Serializable;
//一定要继承Serializable
public class Music implements Serializable {
private String title;
private String singer;
private String album;
}
跳转之前的MainActivity,将对象装到bunder中
//关键代码
Bundle bundle = new Bundle();
bundle.putSerializable("music", new Music());
Intent intent = new Intent();
intent.putExtras(bundle);
intent.setClass(MainActivity.this, DetailsActivity.class);
startActivity(intent);
跳转之后的DetailsActivity,通过反序列化接受对象
public class DetailsActivity extends AppCompatActivity {
private Music music = null;
@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_details);
Bundle bundle = getIntent().getExtras();
Music music = (Music) bundle.getSerializable("music");
Toast.makeText(this, music.getName(), Toast.LENGTH_SHORT).show();
}
}