java.io.NotSerializableException我有這個例外,我不明白為什么會拋出它,或者我應該如何處理它。try {
os.writeObject(element);} catch (IOException e) {
e.printStackTrace();}哪里element是一個TransformGroup包含一些其他TransformGroups類的Atom的一個實例:public class Atom extends Group implements Serializable{
float pozX,pozY;
Group group= new Group();
Color3f blue = new Color3f(new Color(255));
Color3f black = new Color3f(new Color(0));
Sphere AtSph=new Sphere();
public Atom(final float WEIGHT, final int BOUNDS,final float radius,Color3f color)
{
AppSetting ap= new AppSetting(color, black);
AtSph=new Sphere(radius,1,100,ap);
}}完整的錯誤日志:java.io.NotSerializableException: javax.media.j3d.TransformGroup
at java.io.ObjectOutputStream.writeObject0(Unknown Source)
at java.io.ObjectOutputStream.writeObject(Unknown Source)
at cls.MolecularBuilder.addAtom(MolecularBuilder.java:511)
at cls.MolecularBuilder$Console.HidrogenItemActionPerformed(MolecularBuilder.java:897)
at cls.MolecularBuilder$Console$2.actionPerformed(MolecularBuilder.java:746)
at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
at javax.swing.AbstractButton.doClick(Unknown Source)
at javax.swing.plaf.basic.BasicMenuItemUI.doClick(Unknown Source)
at javax.swing.plaf.basic.BasicMenuItemUI$Handler.mouseReleased(Unknown Source)
at java.awt.Component.processMouseEvent(Unknown Source)
at javax.swing.JComponent.processMouseEvent(Unknown Source)
at java.awt.Component.processEvent(Unknown Source)
at java.awt.Container.processEvent(Unknown Source)注意:AppSetting(在Atom類中)只是一個擴展Appearance的自定義類。
3 回答

明月笑刀無情
TA貢獻1828條經驗 獲得超4個贊
對象的字段依次是它們的字段,其中一些字段沒有實現Serializable
。在你的情況下,違規類是TransformGroup
。怎么解決?
如果班級是你的,那就去做吧
Serializable
如果該類是第三方,但您不需要序列化形式,請將該字段標記為
transient
如果您需要其數據及其第三方,請考慮其他序列化方法,如JSON,XML,BSON,MessagePack等,您可以在不修改其定義的情況下序列化第三方對象。
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