求助 我用了import java.io.*;这种错误代码的原因怎么找? 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 用下面的方法试一下。private double find(String characters,String fileName) throws java.io.FileNotFoundException,java.io.IOException { ……………… } 我紧挨着的代码是这样的:private double find(String characters,String fileName){ String dirName="G:\\byuliao\\program\\"; File input = new File(dirName, fileName); // The file object double weight;...}我还是不知道错在哪? 你确定是这样?private double find(String characters,String fileName) throws FileNotFoundException,IOException{ String dirName="G:\\byuliao\\program\\"; File input = new File(dirName, fileName); // The file object double weight;...} 是的,我还试过去掉后面的throws语句,也是出错。private double find(String characters,String fileName)throws FileNotFoundException,IOException{ String dirName="G:\\byuliao\\program\\"; File input = new File(dirName, fileName); // The file object double weight; int result=0; int kinds=0; if(fileName.equals("bdomain.txt")) kinds=1; BufferedReader domain = new BufferedReader(new FileReader(input)); while(true) { String keyword =""; while((char)(c = domain.read())!=' '&&c!=-1) { keyword += (char)c; } if (c==-1) { break; } keyword=keyword.trim(); if(keyword.equals(characters)) { result=1; break; } } if(result==1) { weight=query(keyword,kinds); return weight; } else { return 0; }} 一个rtti问题 JAVA APPLET如何在浏览器中打开?急!!! java 怎么弹出yes or no 的对话框 1.4JDK的中文帮助文档 关于环境变量的新问题 一个简单的程序,测测你机器的速度 替换字符串中*竟然会出现有这样的问题! 关于循环的问题 java的 3d开发怎么搞啊,是用OpenGL还是什么其他的?up有分 苦啊,呜呜。。。 question 讨论,如何实现表示层(P)、功能层(F)、数据层(D)的分离?
{
………………
}
private double find(String characters,String fileName)
{
String dirName="G:\\byuliao\\program\\";
File input = new File(dirName, fileName); // The file object
double weight;
...
}
我还是不知道错在哪?
private double find(String characters,String fileName) throws FileNotFoundException,IOException
{
String dirName="G:\\byuliao\\program\\";
File input = new File(dirName, fileName); // The file object
double weight;
...
}
private double find(String characters,String fileName)throws FileNotFoundException,IOException
{
String dirName="G:\\byuliao\\program\\";
File input = new File(dirName, fileName); // The file object
double weight;
int result=0;
int kinds=0;
if(fileName.equals("bdomain.txt"))
kinds=1;
BufferedReader domain = new BufferedReader(new FileReader(input));
while(true)
{
String keyword =""; while((char)(c = domain.read())!=' '&&c!=-1)
{
keyword += (char)c;
}
if (c==-1)
{
break;
}
keyword=keyword.trim();
if(keyword.equals(characters))
{
result=1;
break;
}
}
if(result==1)
{
weight=query(keyword,kinds);
return weight;
}
else
{
return 0;
}
}