[Java知识库]【Java】读取出某个文件夹下面的所有某后缀名的文件

读取出某个文件夹下面的所有某后缀名的文件

			String filePath = “某个目录”;
			File file = new File(filePath);
			FilterBySuffix filter = new FilterBySuffix(".deb");
			String[] files = file.list(filter);
			int counter = 0;
			for (String filename:files){
				int versionStartIndex = filename.indexOf("_");
				int versionEndIndex = filename.indexOf("-",versionStartIndex);
				if( versionStartIndex == -1 || versionEndIndex == -1 ){
					continue;
				}
				String version = filename.substring(versionStartIndex + 1,versionEndIndex);
				AptDO aptDO = new AptDO();
				aptDO.setPackageName(filename);
				aptDO.setVersion(version);
				aptDO.setPackagePath(esbConfig.getPackagePath() + filename);
				if(aptService.save( aptDO ) > 0){
					counter ++;
				}
			}

Class FilterBySuffix

package com.esb.common.utils;

import lombok.AllArgsConstructor;
import lombok.Data;

import java.io.File;
import java.io.FilenameFilter;

@Data
@AllArgsConstructor
public class FilterBySuffix implements FilenameFilter {

    private String suffix;

    @Override
    public boolean accept(File dir, String name) {
        return name.endsWith(suffix);
    }
}