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SortingFiles.java
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71 lines (59 loc) · 1.82 KB
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/**
*
*/
package filesIO;
import java.io.File;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.TreeMap;
/**
* @author rutpatel
*
*/
public class SortingFiles {
public static void main(String[] args) {
File file = new File(
"/Users/rutpatel/Documents/Rut/Collabera_JuMP/SpringTool_Workspace/BasicJava/src/examples");
if (file.exists()) {
printDirectory(file);
}
}
private static void printDirectory(File folder) {
for (File file : folder.listFiles()) {
if (file.isDirectory()) {
File[] files = file.listFiles();
System.out.println(
"====== Directory: " + file.getName() + " : Contains: " + files.length + " Files ========");
printDirectory(file);
} else {
// System.out.println(file.getName());
}
}
// folder found sorting this based on last modified timestamp
if (folder.isDirectory()) {
TreeMap<Long, List<String>> filesLastModified = new TreeMap<>();
System.out.println("---------- Folder name:" + folder + " -----------");
for (File tempFile : folder.listFiles()) {
if (!tempFile.isDirectory()) {
if (filesLastModified.containsKey(tempFile.lastModified())) {
List<String> files = filesLastModified.get(tempFile.lastModified());
files.add(tempFile.getName());
filesLastModified.put(tempFile.lastModified(), files);
} else {
List<String> files = new ArrayList<String>();
files.add(tempFile.getName());
filesLastModified.put(tempFile.lastModified(), files);
}
}
}
for (Long timeStamp : filesLastModified.keySet()) {
// System.out.println(timeStamp);
for (String fileName : filesLastModified.get(timeStamp))
System.out.println(new Date(timeStamp) + " ---> " + fileName);
}
System.out.println("+++++++ Folder Done ++++++");
// printDirectory(file);
}
}
}