How to list files from folder by adding filters in Java

In day to day requirement, we normally check files in a folder . For example the debugging purpose will check log files, Suppose, we want to list files by adding filter it will be useful .

The following example expalins , how to list files from folder by adding our custom filter.

package com.onlinecodegeek.javase;
import java.io.File;
import java.io.FilenameFilter;
 
public class ListFilesByFilter {
 
    public static void main(String a[]){
        File file = new File("C:/Temp/");
        String[] files = file.list(new FilenameFilter() {
             
            @Override
            public boolean accept(File dir, String name) {
                if(name.toLowerCase().endsWith(".log")){
                    return true;
                } else {
                    return false;
                }
            }
        });
        for(String f:files){
            System.out.println(f);
        }
    }
}

OUTPUT

jre7_x64_setup.log jre7_x86_setup.log

You can also check :How to find list of files in a folder using java

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