Example usage for java.io File getParentFile

Introduction

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

Prototype

public File getParentFile()

Source Link

Document

Returns the abstract pathname of this abstract pathname's parent, or null if this pathname does not name a parent directory.

Usage

From source file:ezbake.frack.submitter.util.JarUtil.java

public static File addFilesToJar(File sourceJar, List<File> newFiles) throws IOException {
    JarOutputStream target = null;
    JarInputStream source;// w  ww. ja  v a  2s . c  om
    File outputJar = new File(sourceJar.getParentFile(), getRepackagedJarName(sourceJar.getAbsolutePath()));
    log.debug("Output file created at {}", outputJar.getAbsolutePath());
    outputJar.createNewFile();
    try {
        source = new JarInputStream(new FileInputStream(sourceJar));
        target = new JarOutputStream(new FileOutputStream(outputJar));
        ZipEntry entry = source.getNextEntry();
        while (entry != null) {
            String name = entry.getName();
            // Add ZIP entry to output stream.
            target.putNextEntry(new ZipEntry(name));
            // Transfer bytes from the ZIP file to the output file
            int len;
            byte[] buffer = new byte[BUFFER_SIZE];
            while ((len = source.read(buffer)) > 0) {
                target.write(buffer, 0, len);
            }
            entry = source.getNextEntry();
        }
        source.close();
        for (File fileToAdd : newFiles) {
            add(fileToAdd, fileToAdd.getParentFile().getAbsolutePath(), target);
        }
    } finally {
        if (target != null) {
            log.debug("Closing output stream");
            target.close();
        }
    }
    return outputJar;
}

From source file:com.taobao.android.builder.tools.xml.XmlHelper.java

public static void saveDocument(Document document, File file) throws IOException {

    file.getParentFile().mkdirs();

    OutputFormat format = OutputFormat.createPrettyPrint();
    format.setEncoding("UTF-8");

    saveFile(document, format, file);/*from   w  ww.  j a  v a 2 s.  com*/
}

From source file:functionalTests.dataspaces.GCMFunctionalDataSpacesBase.java

private static void createInputFileContent(final File file) throws IOException {
    final File parentFile = file.getParentFile();
    if (!parentFile.exists()) {
        assertTrue(parentFile.mkdirs());
    }//from   w w  w  .jav  a 2 s  .co m
    final BufferedWriter writer = new BufferedWriter(new FileWriter(file));
    writer.write(INPUT_FILE_CONTENT);
    writer.close();
}

From source file:fm.last.commons.io.LastFileUtils.java

/**
 * Moves a file "safely" - first copies it to the destination with ".part" appended to the filename, and then renames
 * it. This is useful for copying files to locations where files with certain extensions are processed. The rename
 * step should be a lot quicker than the copying step, preventing the file from being processed before it is fully
 * copied.// www .  j  ava2s . c o m
 * 
 * @param srcFile Source file.
 * @param destFile Destination file.
 * @throws IOException If an error occurrs moving the file.
 */
public static void moveFileSafely(File srcFile, File destFile) throws IOException {
    File partFile = new File(destFile.getParentFile(), destFile.getName() + ".part");
    FileUtils.moveFile(srcFile, partFile);
    if (!partFile.renameTo(destFile)) {
        throw new IOException(
                "Error renaming " + partFile.getAbsolutePath() + " to " + destFile.getAbsolutePath());
    }
}

From source file:Main.java

public static void unzip(String strZipFile) {

    try {/*from w w w  . j  a  v a 2s. c  o  m*/
        /*
         * STEP 1 : Create directory with the name of the zip file
         * 
         * For e.g. if we are going to extract c:/demo.zip create c:/demo directory where we can extract all the zip entries
         */
        File fSourceZip = new File(strZipFile);
        String zipPath = strZipFile.substring(0, strZipFile.length() - 4);
        File temp = new File(zipPath);
        temp.mkdir();
        System.out.println(zipPath + " created");

        /*
         * STEP 2 : Extract entries while creating required sub-directories
         */
        ZipFile zipFile = new ZipFile(fSourceZip);
        Enumeration<? extends ZipEntry> e = zipFile.entries();

        while (e.hasMoreElements()) {
            ZipEntry entry = (ZipEntry) e.nextElement();
            File destinationFilePath = new File(zipPath, entry.getName());

            // create directories if required.
            destinationFilePath.getParentFile().mkdirs();

            // if the entry is directory, leave it. Otherwise extract it.
            if (entry.isDirectory()) {
                continue;
            } else {
                // System.out.println("Extracting " + destinationFilePath);

                /*
                 * Get the InputStream for current entry of the zip file using
                 * 
                 * InputStream getInputStream(Entry entry) method.
                 */
                BufferedInputStream bis = new BufferedInputStream(zipFile.getInputStream(entry));

                int b;
                byte buffer[] = new byte[1024];

                /*
                 * read the current entry from the zip file, extract it and write the extracted file.
                 */
                FileOutputStream fos = new FileOutputStream(destinationFilePath);
                BufferedOutputStream bos = new BufferedOutputStream(fos, 1024);

                while ((b = bis.read(buffer, 0, 1024)) != -1) {
                    bos.write(buffer, 0, b);
                }

                // flush the output stream and close it.
                bos.flush();
                bos.close();

                // close the input stream.
                bis.close();
            }

        }
        zipFile.close();
    } catch (IOException ioe) {
        System.out.println("IOError :" + ioe);
    }

}

From source file:com.cip.crane.agent.utils.FileExtractUtils.java

public static void unZip(final File inputFile) throws FileNotFoundException, IOException {
    unZip(inputFile, inputFile.getParentFile());
}

From source file:org.codehaus.mojo.screenshot.ScreenshotMojo.java

/**
 * Computes the path for a file relative to a given base, or fails if the
 * only shared directory is the root and the absolute form is better.
 * /*from  ww w.j a va 2 s.  c  om*/
 * @param base
 *            File that is the base for the result
 * @param name
 *            File to be "relativized"
 * @return the relative name
 * @throws IOException
 *             if files have no common sub-directories, i.e. at best share
 *             the root prefix "/" or "C:\"
 */

public static String getRelativePath(File base, File name) throws IOException {
    File parent = base.getParentFile();

    if (parent == null) {
        throw new IOException("No common directory");
    }

    String bpath = base.getCanonicalPath();
    String fpath = name.getCanonicalPath();

    if (fpath.startsWith(bpath)) {
        return fpath.substring(bpath.length() + 1);
    } else {
        return (".." + File.separator + getRelativePath(parent, name));
    }
}

From source file:ch.admin.suis.msghandler.util.ZipUtils.java

/**
 * Decompress the given file to the specified directory.
 *
 * @param zipFile the ZIP file to decompress
 * @param toDir   the directory where the files from the archive must be placed; the
 *                file will be replaced if it already exists
 * @return a list of files that were extracted into the destination directory
 * @throws IllegalArgumentException if the provided file does not exist or the specified destination
 *                                  is not a directory
 * @throws IOException              if an IO error has occured (probably, a corrupted ZIP file?)
 *//*  w  w w. j  a  v a 2 s . c  om*/
public static List<File> decompress(File zipFile, File toDir) throws IOException {
    Validate.isTrue(zipFile.exists(), "ZIP file does not exist", zipFile.getAbsolutePath());
    Validate.isTrue(toDir.isDirectory(), toDir.getAbsolutePath() + " is not a directory");

    final ArrayList<File> files = new ArrayList<>();

    try (ZipInputStream zis = new ZipInputStream(new BufferedInputStream(new FileInputStream(zipFile)))) {

        // read the entries
        ZipEntry entry;
        while (null != (entry = zis.getNextEntry())) {
            if (entry.isDirectory()) {
                LOG.error(MessageFormat.format(
                        "cannot extract the entry {0} from the {1}. because it is a directory", entry.getName(),
                        zipFile.getAbsolutePath()));
                continue;
            }

            // extract the file to the provided destination
            // we have to watch out for a unique name of the file to be extracted:
            // it can happen, that several at the same time incoming messages have a file with the same name
            File extracted = new File(FileUtils.getFilename(toDir, entry.getName()));
            if (!extracted.getParentFile().mkdirs()) {
                LOG.debug("cannot make all the necessary directories for the file "
                        + extracted.getAbsolutePath() + " or " + "the path is already created ");
            }

            try (BufferedOutputStream dest = new BufferedOutputStream(new FileOutputStream(extracted),
                    BUFFER_SIZE)) {
                byte[] data = new byte[BUFFER_SIZE];
                int count;
                while ((count = zis.read(data, 0, BUFFER_SIZE)) != -1) {
                    dest.write(data, 0, count);
                }

                files.add(extracted);
            }
        }

    }

    return files;
}

From source file:com.thinkit.operationsys.util.FileUtil.java

/**
 * @param topath   /*from  ww  w.ja v  a 2  s.c  om*/
 * @param frompath 
 * @throws IOException
 */
public static void startCopy(String src, String dest) throws IOException {
    System.out.println("copy");
    //??
    File srcfile = new File(src);
    File destfile = new File(dest);

    if (srcfile.exists() && destfile.exists()) {
        FileUtils.copyFile(srcfile, destfile);
    } else {
        srcfile.getParentFile().mkdirs();
        try {
            srcfile.createNewFile();
        } catch (IOException e) {
            logger.info("create  file error");
            e.printStackTrace();
        }
        destfile.getParentFile().mkdirs();
        try {
            destfile.createNewFile();
        } catch (IOException e) {
            logger.info("create  file error");
            e.printStackTrace();
        }
    }

}

From source file:net.rim.ejde.internal.legacy.Util.java

static public Workspace getDefaultLegacyWorkspace() {
    Workspace workspace = null;/*from  w w  w . j  a  v  a  2 s  .  c  o m*/

    File file = ILegacy.Workspace.getMetaFile();

    try {
        if (!file.exists()) {
            file.getParentFile().mkdirs();
            file.createNewFile();
        }

        workspace = new Workspace(file);

        save(workspace, true);
    } catch (Throwable t) {
        log.error(t.getMessage(), t);
    }

    return workspace;
}