@Test
public void testListFile() {
System.out.println("罗列指定目录下的所有文件");
String path = System.getProperty("user.dir") + "/Junit/Resource/temp/";
List<File> files = FileUtil.listFile(new File(path));
PrintUtil.print(files);
List<File> files1 = FileUtil.listFile(path);
PrintUtil.print(files1);
}
@Test
public void testSearchFile() {
System.out.println("在指定的目录下搜索指定的文件");
String path = System.getProperty("user.dir") + "/Junit/Resource/";
List<File> files = FileUtil.searchFile(new File(path), "GBK.txt");
PrintUtil.print(files);
}
@Test
public void testListFileFilter() {
System.out.println("罗列指定目录下的特定后缀的文件");
String path = System.getProperty("user.dir") + "/Junit/Resource/";
List<File> files = FileUtil.listFileFilter(new File(path), ".txt");
PrintUtil.print(files);
}
@Test
public void testSearchReg() {
System.out.println("在指定的目录下搜索符合某正则的文件");
// 匹配字母和数字组成的exe文件
String reg = "\\w{1,}\\.png$";
String path = System.getProperty("user.dir") + "/Junit/Resource/";
List<File> files = FileUtil.searchFileReg(new File(path), reg);
PrintUtil.print(files);
}
@Test
public void testLines() {
System.out.println("=====按List讲文件全部读入到List中======");
PrintUtil.print("全英文文件测试");
String efile = System.getProperty("user.dir") + "/Junit/Resource/English.txt";
List<String> lines = FileUtil.lines(new File(efile));
PrintUtil.print(lines);
PrintUtil.print("读取文件的前3行");
lines = FileUtil.lines(new File(efile), 3);
PrintUtil.print(lines);
PrintUtil.print("GBK文件测试");
String gbkfile = System.getProperty("user.dir") + "/Junit/Resource/GBK.txt";
List<String> gbklines = FileUtil.lines(new File(gbkfile));
PrintUtil.print(gbklines);
gbklines = FileUtil.lines(new File(gbkfile), "GBK");
PrintUtil.print(gbklines);
PrintUtil.print("读取文件的前3行");
lines = FileUtil.lines(new File(gbkfile), 3, "GBK");
PrintUtil.print(lines);
PrintUtil.print("UTF8文件测试");
String utf8file = System.getProperty("user.dir") + "/Junit/Resource/UTF8.txt";
List<String> utf8lines = FileUtil.lines(new File(utf8file));
PrintUtil.print(utf8lines);
utf8lines = FileUtil.lines(new File(utf8file), "UTF-8");
PrintUtil.print(utf8lines);
PrintUtil.print("读取文件的前3行");
lines = FileUtil.lines(new File(utf8file), 3, "UTF-8");
PrintUtil.print(lines);
}