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872天前/* |
* SearchFile.java |
* |
* Created on 2006年8月22日, 下午4:45 |
* |
* 找出一个目录下所有的文件 |
*/ |
package study.iostudy; |
import java.io.*; |
public class SearchFile { |
public static void main(String[] args) { |
File dirObject = new File("D:\\aa"); |
Filter1 filterObj1 = new Filter1("HTML"); |
Filter2 filterObj2 = new Filter2("Applet"); |
System.out.println("~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"); |
System.out.println("list HTML files in directory: " + dirObject); |
String[] filesObj1 = dirObject.list(filterObj1); |
for (int i = 0; i < filesObj1.length; i++) { |
File fileObject = new File(dirObject, filesObj1[i]); |
System.out.println(((fileObject.isFile()) ? "HTML file: " |
: "sub directory: ") + fileObject); |
} |
System.out.println("~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"); |
String[] filesObj2 = dirObject.list(filterObj2); |
for (int i = 0; i < filesObj2.length; i++) { |
File fileObject = new File(dirObject, filesObj2[i]); |
System.out.println(((fileObject.isFile()) ? "htm file: " |
: "sub directory: ") + fileObject); |
} |
} |
} |
class Filter1 implements FilenameFilter { |
String fileExtent; |
Filter1(String extentObj) { |
fileExtent = extentObj; |
} |
public boolean accept(File dir, String name) { |
return name.endsWith("." + fileExtent); |
} |
} |
class Filter2 implements FilenameFilter { |
String fileName; |
Filter2(String fileName) { |
this.fileName = fileName; |
} |
public boolean accept(File dir, String name) { |
return name.startsWith(fileName + "."); |
} |
} |
