Example usage for java.io File list

Introduction

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

Prototype

public String[] list() 

Source Link

Document

Returns an array of strings naming the files and directories in the directory denoted by this abstract pathname.

Usage

From source file:FileUtil.java

/**
 * Zip up a directory path// ww  w  .j  av  a2 s. c om
 * @param directory
 * @param zos
 * @param path
 * @throws IOException
 */
public static void zipDir(String directory, ZipOutputStream zos, String path) throws IOException {
    File zipDir = new File(directory);
    // get a listing of the directory content
    String[] dirList = zipDir.list();
    byte[] readBuffer = new byte[2156];
    int bytesIn = 0;
    // loop through dirList, and zip the files
    for (int i = 0; i < dirList.length; i++) {
        File f = new File(zipDir, dirList[i]);
        if (f.isDirectory()) {
            String filePath = f.getPath();
            zipDir(filePath, zos, path + f.getName() + "/");
            continue;
        }
        FileInputStream fis = new FileInputStream(f);
        try {
            ZipEntry anEntry = new ZipEntry(path + f.getName());
            zos.putNextEntry(anEntry);
            bytesIn = fis.read(readBuffer);
            while (bytesIn != -1) {
                zos.write(readBuffer, 0, bytesIn);
                bytesIn = fis.read(readBuffer);
            }
        } finally {
            fis.close();
        }
    }
}

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From source file:Main.java

public static void deleteFile(String fileName) {
    File f = new File(fileName);
    if (f.exists()) {
        if (f.isFile()) {
            f.delete();//from   w  w  w.  ja  v a 2 s  .  c  o m
        } else if (f.isDirectory()) {
            String[] filelist = f.list();
            for (int i = 0; i < filelist.length; i++) {
                File readfile = new File(fileName + filelist[i]);
                deleteFile(fileName + filelist[i]);
            }
        }
    }
}

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From source file:com.streamsets.datacollector.cluster.TarFileCreator.java

/**
 * Copied from https://raw.githubusercontent.com/kamranzafar/jtar/master/src/test/java/org/kamranzafar/jtar/JTarTest.java
 *///from  w w  w .j  av  a  2 s .  c  o  m
private static void tarFolder(String parent, String path, TarOutputStream out) throws IOException {
    BufferedInputStream src = null;
    File f = new File(path);
    String files[] = f.list();
    // is file
    if (files == null) {
        files = new String[1];
        files[0] = f.getName();
    }
    parent = ((parent == null) ? (f.isFile()) ? "" : f.getName() + "/" : parent + f.getName() + "/");
    for (int i = 0; i < files.length; i++) {
        File fe = f;
        if (f.isDirectory()) {
            fe = new File(f, files[i]);
        }
        if (fe.isDirectory()) {
            String[] fl = fe.list();
            if (fl != null && fl.length != 0) {
                tarFolder(parent, fe.getPath(), out);
            } else {
                TarEntry entry = new TarEntry(fe, parent + files[i] + "/");
                out.putNextEntry(entry);
            }
            continue;
        }
        FileInputStream fi = new FileInputStream(fe);
        src = new BufferedInputStream(fi);
        TarEntry entry = new TarEntry(fe, parent + files[i]);
        out.putNextEntry(entry);
        IOUtils.copy(src, out);
        src.close();
        out.flush();
    }
}

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From source file:Main.java

/**
 * zips a directory/*w  w w  .  j av  a  2 s .c  o m*/
 * @param dir2zip
 * @param zipOut
 * @param zipFileName
 * @throws IOException
 */
private static void zipDir(String dir2zip, ZipOutputStream zipOut, String zipFileName) throws IOException {
    File zipDir = new File(dir2zip);
    // get a listing of the directory content
    String[] dirList = zipDir.list();
    byte[] readBuffer = new byte[2156];
    int bytesIn = 0;
    // loop through dirList, and zip the files
    for (int i = 0; i < dirList.length; i++) {
        File f = new File(zipDir, dirList[i]);
        if (f.isDirectory()) {
            // if the File object is a directory, call this
            // function again to add its content recursively
            String filePath = f.getPath();
            zipDir(filePath, zipOut, zipFileName);
            // loop again
            continue;
        }

        if (f.getName().equals(zipFileName)) {
            continue;
        }
        // if we reached here, the File object f was not a directory
        // create a FileInputStream on top of f
        final InputStream fis = new BufferedInputStream(new FileInputStream(f));
        try {
            ZipEntry anEntry = new ZipEntry(f.getPath().substring(dir2zip.length() + 1));
            // place the zip entry in the ZipOutputStream object
            zipOut.putNextEntry(anEntry);
            // now write the content of the file to the ZipOutputStream
            while ((bytesIn = fis.read(readBuffer)) != -1) {
                zipOut.write(readBuffer, 0, bytesIn);
            }
        } finally {
            // close the Stream
            fis.close();
        }
    }
}

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From source file:model.manager.FileManager.java

/**
 * Method to find all xml files in a given directory.
 * //from  ww w. j  ava2 s.c o  m
 * @param rootPath
 * @return List<String>
 */
public static String[] getDataExportObjects(String rootPath) {

    File dir = new File(rootPath);

    String[] children = dir.list();

    FilenameFilter filter = new FilenameFilter() {
        @Override
        public boolean accept(File dir1, String name) {
            return name.endsWith(".xml");
        }
    };
    children = dir.list(filter);
    return children;
}

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From source file:com.google.gdt.eclipse.designer.gxt.actions.ConfigureExtGwtOperation.java

static String getJarPath(String libraryLocation) {
    File libraryFolder = new File(libraryLocation);
    for (String jarName : libraryFolder.list()) {
        String jarNameLower = jarName.toLowerCase();
        if (jarNameLower.startsWith("gxt") && jarNameLower.endsWith(".jar")) {
            if (jarNameLower.endsWith("-gwt22.jar")) {
                return libraryLocation + "/" + jarName;
            }/*  w  ww  .  j ava 2  s.  c  o  m*/
        }
    }
    return libraryLocation + "/gxt.jar";
}

---

From source file:Main.java

public static void delete(File file) throws IOException {

    if (file.isDirectory()) {

        // directory is empty, then delete it
        if (file.list().length == 0) {

            file.delete();//  ww w.  j  a  va  2  s .c  om
            System.out.println("Directory is deleted : " + file.getAbsolutePath());

        } else {

            // list all the directory contents
            String files[] = file.list();

            for (String temp : files) {
                // construct the file structure
                File fileDelete = new File(file, temp);

                // recursive delete
                delete(fileDelete);
            }

            // check the directory again, if empty then delete it
            if (file.list().length == 0) {
                file.delete();
                System.out.println("Directory is deleted : " + file.getAbsolutePath());
            }
        }

    } else {
        // if file, then delete it
        file.delete();
        System.out.println("File is deleted : " + file.getAbsolutePath());
    }
}

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From source file:com.glaf.core.context.ApplicationContext.java

public static String getAppClasspath() {
    if (classPath == null) {
        StringBuffer buffer = new StringBuffer(5000);
        String root = getAppPath();
        String path = root + sp + "WEB-INF" + sp + "lib";
        java.io.File file = new java.io.File(path);
        if (file.isDirectory()) {
            String[] filelist = file.list();
            if (filelist != null) {
                for (int i = 0, len = filelist.length; i < len; i++) {
                    if (filelist[i].endsWith(".jar")) {
                        String filename = path + sp + filelist[i];
                        buffer.append(filename).append(';');
                    }//w  w w. jav a2  s .c  om
                }
            }
        }
        classPath = buffer.toString();
    }
    return classPath;
}

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From source file:com.pnf.jebauto.AutoUtil.java

private static void retrieveFilesRecurse(File f, List<File> results) {
    if (f.isFile()) {
        results.add(f);/*from   ww w  .j av a 2 s . c o m*/
    } else {
        for (String name : f.list()) {
            File f1 = new File(f, name);
            retrieveFilesRecurse(f1, results);
        }
    }
}

---

From source file:Main.java

public static void deleteRecursively(File target) throws IOException {
    if (!target.exists())
        return;/* w w  w .  j a v a  2s  .c o m*/

    if (target.isDirectory()) {
        String[] children = target.list();
        for (int i = 0; i != children.length; ++i)
            deleteRecursively(new File(target, children[i]));
    }

    //platformLog("delete", target.getPath());

    if (!target.delete())
        throw new IOException("Can not delete " + target.getAbsolutePath());
}

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