J2ME 项目中的 json.me 出现错误

Question

嘿嗨朋友们， 我正在从事 J2ME 项目 &我在项目中使用了 Json.me，但是当我在类文件中导入了 org.json.me.* 时，尝试编译它，它显示警告&构建失败。 我不知道这是怎么回事。 这是警告&构建失败......

Warning: org.json.me.JSONTokener: can't find referenced class java.lang.StringBuilder
Warning: org.json.me.JSONTokener: can't find referenced class java.lang.StringBuilder
Warning: org.json.me.JSONTokener: can't find referenced class java.lang.StringBuilder
Warning: org.json.me.JSONTokener: can't find referenced class java.lang.StringBuilder
Warning: org.json.me.JSONTokener: can't find referenced class java.lang.StringBuilder
Warning: org.json.me.JSONTokener: can't find referenced class java.lang.StringBuilder
Warning: org.json.me.JSONArray: can't find referenced class java.lang.StringBuilder
Warning: org.json.me.JSONArray: can't find referenced class java.lang.StringBuilder
Warning: org.json.me.JSONArray: can't find referenced class java.lang.StringBuilder
Warning: org.json.me.JSONArray: can't find referenced class java.lang.StringBuilder
Warning: org.json.me.JSONArray: can't find referenced class java.lang.StringBuilder
Warning: org.json.me.JSONArray: can't find referenced class java.lang.StringBuilder
Warning: org.json.me.JSONObject: can't find referenced class java.lang.StringBuilder
Warning: org.json.me.JSONObject: can't find referenced class java.lang.StringBuilder
Warning: org.json.me.JSONObject: can't find referenced class java.lang.StringBuilder
Warning: org.json.me.JSONObject: can't find referenced class java.lang.StringBuilder
Warning: org.json.me.JSONObject: can't find referenced class java.lang.StringBuilder
Warning: there were 17 unresolved references to classes or interfaces.
         You may need to specify additional library jars (using '-libraryjars'),
         or perhaps the '-dontskipnonpubliclibraryclasses' option.
Error: Please correct the above warnings first.
D:\Sajid\\Workspace_netbean\JGame\nbproject\build-impl.xml:432: Obfuscation failed with error code 1.
BUILD FAILED (total time: 2 seconds)

任何人都可以帮助我...... 谢谢

Answer 1

我猜你有一个旧版本的 Java，比如 1.4.2 左右。 StringBuilder 在 1.5 版本中引入。