我正在处理帐户申请。当我尝试运行发票表单时，发生了称为堆栈溢出异常的事……告诉我该怎么办..一切都很好，我想我应该在Stock类中声明发票对象之前。
这是输出...
run:
Exception in thread "AWT-EventQueue-0" java.lang.StackOverflowError
at sun.awt.Win32GraphicsConfig.getBounds(Native Method)
at sun.awt.Win32GraphicsConfig.getBounds(Win32GraphicsConfig.java:215)
at java.awt.Window.init(Window.java:394)
at java.awt.Window.<init>(Window.java:433)
at java.awt.Frame.<init>(Frame.java:403)
at java.awt.Frame.<init>(Frame.java:368)
at javax.swing.JFrame.<init>(JFrame.java:158)
at Invoice.<init>(Invoice.java:10)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
at Stock.<init>(Stock.java:670)
at Invoice.<init>(Invoice.java:1135)
BUILD SUCCESSFUL (total time: 5 seconds)
最佳答案
在Invoice构造函数中，您正在创建一个新的Stock对象（在1135行中）。
在Stock构造函数中，您正在创建一个新的Invoice对象（第670行）。
在Invoice构造函数中，您正在创建一个新的Stock对象（在1135行中）。
依此类推，直到达到最大堆叠深度。您需要确定Invoice和Stock哪个应自动创建另一个的新实例，或者创建对象，然后将它们彼此分配。