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嗨嗨朋友我创建了一个j2me应用。它完美地运行在模拟器,但在移动它显示像java.lang.nosuchfielderror:No such field HEADERS.[[Ljava/lang/String;.
为什么发生这种情况与移动,它运行在模拟器良好的错误...... 请帮我删除这个错误......j2me中的java.lang.nosuchfielderror应用
public String connectPhoneName() throws Exception{
String url = "http://122.170.122.186/Magic/getPhonetype.jsp";
String phoneType;
if ((conn = connectHttp.connect(url, HEADERS)) != null) {
if ((in = connectHttp.getDataInputStream(conn)) != null) {
byte[] data = connectHttp.readDATA(in, 100);
phoneType = new String(data);
System.out.println("DATA : " + phoneType);
} else {
throw new Exception("ERROR WHILE OPENING INPUTSTREAM");
}
} else {
throw new Exception("COULD NOT ESTABLISH CONNECTION TO THE SERVER");
}
return phoneType;
}
在这段代码中我使用了HEADERS。
请检查验证码 – 2011-03-24 12:15:45
嗨你好这个字段HEADERS在接口MagiDEF中声明,它被声明为'public String HEADERS [] [] = {{“User-Agent”,Profile/MIDP-1.0 Configuration/CLDC- 1.0" }};” &这用于像url.setRequestProperty(HEADERS [0] [0],HEADERS [0] [1])的url的setRequestProperty; – 2011-03-25 07:31:39