求救未处理IndexOutOfRangeException 索引超出了数组界限

qing_zhang 2012-09-02 08:36:32

public static bool UnZipFile(string zipFilePath, string unZipDir, out string err, string pw, string myFilename)
{
err = "";
if (zipFilePath == string.Empty)
{
err = "压缩文件不能为空！";
return false;
}
if (!File.Exists(zipFilePath))
{
err = "压缩文件不存在！";
return false;
}
//解压文件夹为空时默认与压缩文件同一级目录下，跟压缩文件同名的文件夹
if (unZipDir == string.Empty)
unZipDir = zipFilePath.Replace(Path.GetFileName(zipFilePath), Path.GetFileNameWithoutExtension(zipFilePath));
if (!unZipDir.EndsWith("//"))
unZipDir += "//";
if (!Directory.Exists(unZipDir))
Directory.CreateDirectory(unZipDir);

try
{
using (ZipInputStream s = new ZipInputStream(File.OpenRead(zipFilePath)))
{

ZipEntry theEntry;
while ((theEntry = s.GetNextEntry()) != null)
{
string directoryName = Path.GetDirectoryName(theEntry.Name);
string fileName = Path.GetFileName(theEntry.Name);
string cFileName =Path.GetFileNameWithoutExtension(zipFilePath);

//创建ZIP文件中的所有文件夹
//if (directoryName.Length > 0)
//{
// Directory.CreateDirectory(unZipDir + directoryName);
//}
//if (!directoryName.EndsWith("//"))
// directoryName += "//";

if (fileName != String.Empty)
{
if (fileName.Equals(myFilename))//找到相同的文件后解压
{
using (FileStream streamWriter = File.Create(unZipDir + cFileName+".txt"))
{
s.Password = pw;
int size = 2048;
byte[] data = new byte[2048];
while (true)
{
size = s.Read(data, 0, data.Length);
if (size > 0)
{
streamWriter.Write(data, 0, size);
}
else
{
break;
}
}
}
}
}
}//while
}
}
catch (Exception ex)
{
err = ex.Message;
return false;
}
return true;
}//解压结束

private void but_Run_Click(object sender, EventArgs e)
{
DateTime st = Convert.ToDateTime( this.dTPStart.Value.ToShortDateString());
DateTime en = Convert.ToDateTime(this.dTPEnd.Value.ToShortDateString());

int d_count = 0;
String path = @"Z:\diaglog";
String path2 = @"D:\tmp";
String barcodelist = @"D:\barcodelist.txt";
String err ;

string[] directories = Directory.GetDirectories(path);
d_count = directories.Length;

StreamWriter sw = new StreamWriter(barcodelist);
int myi = 0;
for (int index = 0; index < d_count; index++)
{
DateTime cu = Convert.ToDateTime(Directory.GetCreationTime(directories[index]));
if ((st.CompareTo(cu)<=0) && (en.CompareTo(cu)>=0))
{
sw.WriteLine(directories[index]);
//获取下一级目录z:\diaglog\barcode\12082914.10\......
string[] nextdirectories = Directory.GetDirectories(directories[index]);
for (int i = 0; i < nextdirectories.Length; i++)
{
//MessageBox.Show(nextdirectories[i]);//这里只是获得了z:\diaglog\barcode\12082914.10\

DirectoryInfo dir = new DirectoryInfo(@nextdirectories[i]);

FileInfo[] fi = dir.GetFiles("*.zip");
//MessageBox.Show(fi[0].FullName.ToString());
UnZipFile(fi[0].FullName.ToString(), path2, out err, "dell", "err"); 会在这里报错：未处理IndexOutOfRangeException 索引超出了数组界限
}
myi++;

//MessageBox.Show(myi.ToString());
}
}
sw.Close();

}
}
}

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