Example usage for java.io File listFiles

Introduction

In this page you can find the example usage for java.io File listFiles.

Prototype

public File[] listFiles()

Source Link

Document

Returns an array of abstract pathnames denoting the files in the directory denoted by this abstract pathname.

Usage

From source file:Main.java

public static void deleteFileByDirectory(File directory) {
    if (directory.exists() && directory.isDirectory()) {
        for (File file : directory.listFiles()) {
            file.delete();/*  w  ww .  j a va  2 s  . c o  m*/
        }
    }
}

From source file:Main.java

/**
 * Gets the opf file name.//from   w ww. jav a2 s .com
 * 
 * @param path the folder contains file opf.
 * @return the opf file name
 */
public static String getOpfFileName(String path) {
    String fileName = null;
    File folder = new File(path);
    if (folder.isDirectory()) {
        File[] listOfFiles = folder.listFiles();
        if (listOfFiles != null) {
            for (File file : listOfFiles) {
                if (file.isFile() && file.getName().endsWith(".opf")) {
                    fileName = file.getName();
                    break;
                }
            }
        }
    }
    return fileName;
}

From source file:Main.java

public static void deleteFile(File file) {
    if (file == null) {
        return;//  www.  j  a v  a 2 s.  c o m
    }
    if (file.isDirectory() && file.listFiles() != null) {
        for (File item : file.listFiles()) {
            deleteFile(item);
        }
    }
    try {
        file.delete();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return;
}

From source file:Main.java

public static List<String> ListFile() {

    File file = new File(Environment.getExternalStorageDirectory() + "/rectPhoto/");
    File[] f = file.listFiles();
    List<String> datas = new ArrayList<String>();
    //      String Path[] = new String[f.length];
    for (int i = 0; i < f.length; i++) {

        //         Path[i] = f[i].getPath();
        datas.add(f[i].getPath());/*from  w  w w. j  a  va 2s.  c  o  m*/
    }

    return datas;

}

From source file:Main.java

public static double getSize(File file) {
    if (file.exists()) {
        if (!file.isFile()) {
            File[] fl = file.listFiles();
            double ss = 0;
            for (File f : fl) {
                ss += getSize(f);/*w w  w  .j a  v a2  s  . co  m*/
            }
            return ss;
        } else {
            double ss = (double) file.length() / 1024 / 1024;
            return ss;
        }
    } else {
        return 0.0;
    }
}

From source file:com.mycompany.hdp.hdp.java

private static void copyFilesToDir(String srcDirPath, FileSystem fs, String destDirPath) throws IOException {
    File dir = new File(srcDirPath);
    for (File file : dir.listFiles()) {
        fs.copyFromLocalFile(new Path(file.getPath()), new Path(destDirPath, file.getName()));
    }/*from   www .j  a  va2 s . c  om*/
}

From source file:Main.java

public static void deleteDir(File file) {
    if (file.exists()) {
        if (file.isDirectory()) {
            File[] files = file.listFiles();
            for (File subFile : files) {
                if (subFile.isDirectory())
                    deleteDir(subFile);/*from w ww  . ja v  a2 s  .  c  o m*/
                else
                    subFile.delete();
            }
        }
        file.delete();
    }
}

From source file:Main.java

public static boolean checkBackupApkIsExist(String apkName) {
    boolean isExist = false;
    File directory = new File(BACKUPPATH);
    if (directory.exists()) {
        File[] files = directory.listFiles();
        for (int i = 0; i < files.length; i++) {
            String tempName = files[i].getName();
            tempName = tempName.substring(0, tempName.length() - 4);
            if (tempName.equals(apkName)) {
                isExist = true;//from  www. j a v  a 2 s .  c  o  m
                break;
            }
        }
    }
    return isExist;

}

From source file:Util.java

public static boolean recursiveDeleteFile(File path) {
    if (path.exists()) {
        if (path.isDirectory()) {
            File[] files = path.listFiles();
            for (int i = 0; i < files.length; i++) {
                if (files[i].isDirectory()) {
                    recursiveDeleteFile(files[i]);
                } else {
                    files[i].delete();//  w w  w.  j ava 2  s .co  m
                }
            }
        }
    }
    return (path.delete());
}

From source file:Main.java

public static List<File> getListFiles(File parentDir) {
    ArrayList<File> inFiles = new ArrayList<File>();
    File[] files = parentDir.listFiles();
    for (File file : files) {
        if (file.isDirectory()) {
            inFiles.addAll(getListFiles(file));
        } else {//from  www .j  av  a 2 s .  c o m
            inFiles.add(file);
        }
    }
    return inFiles;
}