public static FragmentLiveShowContList newInstance(Context context, T_LiveShowTitle liveShows, String id) {
mContext = context;
FragmentLiveShowContList fragment = new FragmentLiveShowContList();
Bundle bundle = new Bundle();
bundle.putParcelable("liveshow",liveShows);
bundle.putString("id",id);
fragment.setArguments(bundle);
return fragment;
}
@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
if (getArguments() != null) {
liveShow = getArguments().getParcelable("liveshow");
mId = getArguments().getString("id");
}
}
在fragment 傳遞資料的時候報:Parcel: unable to marshal value
FATAL EXCEPTION: main
Process: com.cmcc.migutvtwo, PID: 24837
java.lang.RuntimeException: Parcel: unable to marshal value T_LiveShowTitle{id='1', name='推薦'}
at android.os.Parcel.writeValue(Parcel.java:1337)
at android.os.Parcel.writeList(Parcel.java:711)
at com.cmcc.migutvtwo.model.T_LiveShow.writeToParcel(T_LiveShow.java:63)
at android.os.Parcel.writeParcelable(Parcel.java:1357)
at android.os.Parcel.writeValue(Parcel.java:1262)
at android.os.Parcel.writeArrayMapInternal(Parcel.java:638)
at android.os.BaseBundle.writeToParcelInner(BaseBundle.java:1313)
at android.os.Bundle.writeToParcel(Bundle.java:1096)
at android.os.Parcel.writeBundle(Parcel.java:663)
at android.support.v4.app.FragmentState.writeToParcel(Fragment.java:137)
at android.os.Parcel.writeTypedArray(Parcel.java:1191)
at android.support.v4.app.FragmentManagerState.writeToParcel(FragmentManager.java:384)
at android.os.Parcel.writeParcelable(Parcel.java:1357)
at android.os.Parcel.writeValue(Parcel.java:1262)
at android.os.Parcel.writeArrayMapInternal(Parcel.java:638)
at android.os.BaseBundle.writeToParcelInner(BaseBundle.java:1313)
at android.os.Bundle.writeToParcel(Bundle.java:1096)
at android.os.Parcel.writeBundle(Parcel.java:663)
at android.support.v4.app.FragmentState.writeToParcel(Fragment.java:138)
at android.os.Parcel.writeTypedArray(Parcel.java:1191)
at android.support.v4.app.FragmentManagerState.writeToParcel(FragmentManager.java:384)
at android.os.Parcel.writeParcelable(Parcel.java:1357)
at android.os.Parcel.writeValue(Parcel.java:1262)
at android.os.Parcel.writeArrayMapInternal(Parcel.java:638)
at android.os.BaseBundle.writeToParcelInner(BaseBundle.java:1313)
at android.os.Bundle.writeToParcel(Bundle.java:1096)
at android.os.Parcel.writeBundle(Parcel.java:663)
at android.app.ActivityManagerProxy.activityStopped(ActivityManagerNative.java:2922)
at android.app.ActivityThread$StopInfo.run(ActivityThread.java:3346)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5310)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:901)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:696)
是因為我的T_LiveShowTitle 沒有實作 Parcelable 的接口,而T_LiveShowTitle 父類實作了Parcelable 的接口,是以導緻報錯
讓它T_LiveShowTitle 實作Parcelable的接口就可以了 :
import android.os.Parcel;
import android.os.Parcelable;
public class T_LiveShowTitle implements Parcelable {
private String id;
private String name;
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
@Override
public String toString() {
return "T_LiveShowTitle{" +
"id='" + id + '\'' +
", name='" + name + '\'' +
'}';
}
@Override
public int describeContents() {
return 0;
}
Parcelable.Creator<T_LiveShowTitle> CREATOR = new Creator<T_LiveShowTitle>() {
@Override
public T_LiveShowTitle createFromParcel(Parcel source) {
T_LiveShowTitle liveshow = new T_LiveShowTitle();
liveshow.id = source.readString();
liveshow.name = source.readString();
return liveshow;
}
@Override
public T_LiveShowTitle[] newArray(int size) {
return new T_LiveShowTitle[0];
}
};
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeString(id);
dest.writeString(name);
}
}
另外在fragment 傳遞list的資料時 必須是ArrayList,否則就會報Parcel: unable to marshal value 這個問題
List的實作方式:
private List<T_LiveShowTitle> category;
Parcelable.Creator<T_LiveShow> CREATOR = new Creator<T_LiveShow>() {
@Override
public T_LiveShow createFromParcel(Parcel source) {
T_LiveShow liveshow = new T_LiveShow();
liveshow.category = source.readArrayList(T_LiveShowTitle.class.getClassLoader());
liveshow.recommend = source.readArrayList(T_LiveshowCont.class.getClassLoader());
return liveshow;
}
@Override
public T_LiveShow[] newArray(int size) {
return new T_LiveShow[0];
}
};
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeList(category);
dest.writeList(recommend);
}