package com.core.utils;

import java.io.File;

import java.io.FilenameFilter;

import java.util.regex.Pattern;

/**

* @author ManhKM on 6/21/2022

* @project Java-Utils

*/

public class LogFilter implements FilenameFilter {

private int type = 0;

private String pattern = "";

private Pattern p = null;

public LogFilter(String pattern) {

this.pattern = pattern.replace("*", ""); // Loai bo cac dau * trong log

boolean isStartWith = pattern.startsWith("*");

boolean isEndWith = pattern.endsWith("*");

if (isStartWith && isEndWith) {

this.type = 1;

} else if (isStartWith) {

this.type = 2;

} else if (isEndWith) {

this.type = 3;

} else {

this.p = Pattern.compile(pattern);

}

}

@Override

public boolean accept(File dir, String name) {

switch(this.type) {

case 1:

return name.indexOf(this.pattern) > -1;

case 2:

return name.endsWith(this.pattern);

case 3:

return name.startsWith(this.pattern);

default:

return this.p.matcher(name).find();

}

}

}