使用proguard时，警告:在类javax.microedition.lcdui.List中找不到引用的方法'void deleteAll()‘

Question

大家:我开发了一个项目，它在j2me platform.When中运行，我使用proguard，它警告我下面的事情，有人可以帮助我吗？

Initializing...
Warning: BtPrinterScreen: can't find referenced method 'void deleteAll()' in class javax.microedition.lcdui.List
Warning: BuyScreenNo: can't find referenced method 'void setTitle(java.lang.String)' in class javax.microedition.lcdui.Displayable
Warning: BuyScreenNo2: can't find referenced method 'void setTitle(java.lang.String)' in class javax.microedition.lcdui.Displayable
Warning: BuyScreenNo3: can't find referenced method 'void setTitle(java.lang.String)' in class javax.microedition.lcdui.Displayable
Warning: DecodeCanvas: can't find referenced method 'int getWidth()' in class javax.microedition.lcdui.Displayable
Warning: DecodeCanvas: can't find referenced method 'int getHeight()' in class javax.microedition.lcdui.Displayable
Warning: MenuScreen: can't find referenced method 'void deleteAll()' in class javax.microedition.lcdui.List
Warning: MenuScreen: can't find referenced method 'boolean platformRequest(java.lang.String)' in class javax.microedition.midlet.MIDlet
Warning: ResultScreen: can't find referenced method 'void setFont(javax.microedition.lcdui.Font)' in class javax.microedition.lcdui.StringItem
Warning: ResultScreen2: can't find referenced method 'void setFont(javax.microedition.lcdui.Font)' in class javax.microedition.lcdui.StringItem
Warning: there were 10 unresolved references to program class members.

等待你的帮助，永远在线。

Answer 1

在MIDP2.0中增加了deleteAll方法。请确保使用此版本或更高版本。