我正在尝试序列化一个HashMap
,但它抛出了NotSerializableException
我将HashMap
声明为:
HashMap<String, Profile> profiles = new HashMap<String, Profile>();
这是我的代码:
ObjectOutputStream objectOutput = new ObjectOutputStream(openFileOutput(name, Context.MODE_PRIVATE));
objectOutput.writeObject(profiles);
objectOutput.flush()
Profile.java
import java.io.Serializable;
public class Profile implements Serializable {
String name;
String server;
int port;
boolean useSSL;
boolean autoConnect;
String nick;
String alterNick;
String realname;
String username;
String serverPass;
String nickservPass;
String[] autojoinChannels;
String[] connectCommands;
}
元素的初始化方式如下所示:
Profile profile = new Profile() {{
name = "SOMETHING";
useSSL = false;
// etc. etc.
}};
日志:
java.io.NotSerializableException: tk.microdroid.microirc.MainActivity
at java.io.ObjectOutputStream.writeNewObject(ObjectOutputStream.java:1364)
at java.io.ObjectOutputStream.writeObjectInternal(ObjectOutputStream.java:1671)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:1517)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:1481)
at java.io.ObjectOutputStream.writeFieldValues(ObjectOutputStream.java:979)
at java.io.ObjectOutputStream.defaultWriteObject(ObjectOutputStream.java:368)
at java.io.ObjectOutputStream.writeHierarchy(ObjectOutputStream.java:1074)
at java.io.ObjectOutputStream.writeNewObject(ObjectOutputStream.java:1404)
at java.io.ObjectOutputStream.writeObjectInternal(ObjectOutputStream.java:1671)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:1517)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:1481)
at java.util.HashMap.writeObject(HashMap.java:1013)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at java.io.ObjectOutputStream.writeHierarchy(ObjectOutputStream.java:1053)
at java.io.ObjectOutputStream.writeNewObject(ObjectOutputStream.java:1404)
at java.io.ObjectOutputStream.writeObjectInternal(ObjectOutputStream.java:1671)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:1517)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:1481)
at tk.microdroid.microirc.MainActivity.saveObject(MainActivity.java:168)
at tk.microdroid.microirc.MainActivity.saveDefaultProfiles(MainActivity.java:201)
at tk.microdroid.microirc.MainActivity.checkFirstStartup(MainActivity.java:70)
at tk.microdroid.microirc.MainActivity.onCreate(MainActivity.java:43)
at android.app.Activity.performCreate(Activity.java:4465)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1049)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1931)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1992)
at android.app.ActivityThread.access$600(ActivityThread.java:127)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1158)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:137)
at android.app.ActivityThread.main(ActivityThread.java:4448)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:823)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:590)
at de.robv.android.xposed.XposedBridge.main(XposedBridge.java:132)
at dalvik.system.NativeStart.main(Native Method)
编辑
Profile
class is defined in a separate file, not an inner classHere are the saveObject() and loadObject() methods
public Object loadObject(String name) { try { ObjectInputStream objectInput = new ObjectInputStream(openFileInput(name)); Object obj = objectInput.readObject(); objectInput.close(); Log.v("loadObject()", "Loading " + name + ".. | Type: " + obj.getClass().getName()); return obj; } catch (Exception e) { Log.e("loadObject()", e.toString()); } return null; } public void saveObject(Object obj, String name) { try { Log.v("saveObject()", "Saving " + name + ".. | Type: " + obj.getClass().getName()); ObjectOutputStream objectOutput = new ObjectOutputStream(openFileOutput(name, MODE_PRIVATE)); objectOutput.writeObject(obj); objectOutput.flush(); objectOutput.close(); } catch (Exception e) { Log.e("saveObject()","Error", e); } }
MainActivity
的内部类吗?如果是,它需要被声明为static
。否则,我不明白序列化框架为什么会尝试序列化MainActivity
。请尝试发布更多MainActivity
代码……包括saveObject
函数。 - Barett