Example usage for java.io File createNewFile

List of usage examples for java.io File createNewFile

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Introduction

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

Prototype

public boolean createNewFile() throws IOException

Source Link

Document

Atomically creates a new, empty file named by this abstract pathname if and only if a file with this name does not yet exist.

Usage

From source file:Main.java

public static boolean copyAssetFile(Context context, String originFileName, String destFilePath,
        String destFileName) {//w w w  .  j av a2 s.co  m
    InputStream is = null;
    BufferedOutputStream bos = null;
    try {
        is = context.getAssets().open(originFileName);
        File destPathFile = new File(destFilePath);
        if (!destPathFile.exists()) {
            destPathFile.mkdirs();
        }

        File destFile = new File(destFilePath + File.separator + destFileName);
        if (!destFile.exists()) {
            destFile.createNewFile();
        }

        FileOutputStream fos = new FileOutputStream(destFile);
        bos = new BufferedOutputStream(fos);

        byte[] buffer = new byte[256];
        int length = 0;
        while ((length = is.read(buffer)) > 0) {
            bos.write(buffer, 0, length);
        }
        bos.flush();

        return true;
    } catch (Exception ex) {
        ex.printStackTrace();
    } finally {
        if (null != is) {
            try {
                is.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }

        if (null != bos) {
            try {
                bos.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }

    return false;
}

From source file:de.xirp.report.ReportManager.java

/**
 * This method opens the contained PDF data of the 
 * given {@link de.xirp.report.ReportDescriptor}
 * in the default viewer of the underlying operating system.
 * //from ww w.  ja v a 2 s  . c  om
 * @param rd
 *          The report descriptor to open.
 */
public static void viewReport(ReportDescriptor rd) {
    File tmp = new File(Constants.TMP_DIR, "report_temp_xirp2.pdf"); //$NON-NLS-1$
    try {
        tmp.createNewFile();
        FileUtils.writeByteArrayToFile(tmp, rd.getPdfData());
        SWTUtil.openFile(tmp);
    } catch (IOException e) {
        logClass.error("Error: " + e.getMessage() + Constants.LINE_SEPARATOR, e); //$NON-NLS-1$
    }
    if (tmp != null) {
        DeleteManager.deleteOnShutdown(tmp);
    }
}

From source file:Main.java

public static void createDipPath(String file) {
    String parentFile = file.substring(0, file.lastIndexOf("/"));
    File file1 = new File(file);
    File parent = new File(parentFile);
    if (!file1.exists()) {
        parent.mkdirs();// w  ww  .java2s  .  c  o m
        try {
            file1.createNewFile();
        } catch (IOException e) {
        }
    }
}

From source file:Main.java

public static String catchStreamToFile(String catchFile, InputStream inStream) throws Exception {

    File tempFile = new File(catchFile);
    try {//from   www .  j  av a  2  s.c  o m
        if (tempFile.exists()) {
            tempFile.delete();
        }
        tempFile.createNewFile();
    } catch (IOException e) {
        e.printStackTrace();
    }
    FileOutputStream fileOutputStream = new FileOutputStream(tempFile);
    byte[] buffer = new byte[1024];
    int len = 0;
    while ((len = inStream.read(buffer)) != -1) {
        fileOutputStream.write(buffer, 0, len);
    }
    inStream.close();
    fileOutputStream.close();
    return catchFile;
}

From source file:Main.java

public static void copyFile(File sourceFile, File destFile) throws IOException {
    if (!destFile.getParentFile().exists())
        destFile.getParentFile().mkdirs();

    if (!destFile.exists()) {
        destFile.createNewFile();
    } else {/*from   w w w  .ja va2 s .c o  m*/
        destFile.delete();
        destFile.createNewFile();
    }

    FileChannel source = null;
    FileChannel destination = null;

    try {
        source = new FileInputStream(sourceFile).getChannel();
        destination = new FileOutputStream(destFile).getChannel();
        destination.transferFrom(source, 0, source.size());
    } finally {
        if (source != null) {
            source.close();
        }
        if (destination != null) {
            destination.close();
        }
    }
}

From source file:Main.java

public static void savePic(File targetFile, Bitmap bitmap) throws IOException {

    if (!targetFile.getParentFile().exists()) {
        targetFile.getParentFile().mkdirs();
    } else if (!targetFile.exists()) {
        targetFile.createNewFile();
    } else {/*from   w  w w. ja v a2 s.  c om*/
        FileOutputStream fos = new FileOutputStream(targetFile);
        bitmap.compress(Bitmap.CompressFormat.JPEG, 100, fos);
    }
}

From source file:com.bah.applefox.main.plugins.pageranking.utilities.PRtoFile.java

public static boolean writeToFile(String[] args) {
    String fileName = args[16];//from w  ww  . j a  v a2s .  com
    File f = new File(fileName);
    try {
        f.createNewFile();
        OutputStream file = new FileOutputStream(f);
        OutputStream buffer = new BufferedOutputStream(file);
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(createMap(args));
        out.flush();
        out.close();
    } catch (IOException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
        return false;
    } catch (AccumuloException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
        return false;
    } catch (AccumuloSecurityException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
        return false;
    } catch (TableNotFoundException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
        return false;
    }

    return true;

}

From source file:com.dbmojo.Util.java

/** Check if the passed path exists. If parameter create is true
 *  then create the path is it is non existent.
 *///from www . j  a  va  2  s  .  c o  m
public static boolean pathExists(String path, boolean create) {
    File tFile = new File(path);
    if (create) {
        try {
            tFile.createNewFile();
        } catch (Exception e) {
            System.out.println(e);
        }
    }
    return tFile.exists();
}

From source file:Main.java

public static boolean createDirIfNotExisted(String path, boolean isNomedia) {
    File file = new File(path);
    File fileName = new File(path + "/.nomedia");
    try {/*from w w  w  .  j  a v  a2s  . c o m*/
        if (!file.exists()) {
            file.mkdirs();
        }
        if (isNomedia && !fileName.exists()) {
            fileName.createNewFile();
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
    return true;
}

From source file:me.andrewpetersen.matrixuhc.api.storage.MatrixConfig.java

/**
 * Create a {@link YamlConfiguration} instance for a specified resource file name.
 *
 * @param resourceName The name of the file in the resources folder.
 * @return The YamlConfiguration file./*from w w w  . j  a  v  a 2 s.c  o  m*/
 */
public static MatrixConfig createConfiguration(String resourceName) throws IOException {
    Validate.notNull(resourceName, "Can't create a config with the resource name being null!");
    Validate.notNull(MatrixUHC.getInstance().getResource(resourceName),
            "No resources named \"" + resourceName + "\" were found! ");
    File dataFolder = MatrixUHC.getInstance().getDataFolder();
    if (!dataFolder.exists() && !dataFolder.mkdirs()) {
        throw new IOException("Couldn't create the data folder! ");
    }
    File actualFile = new File(dataFolder, resourceName);
    if (!actualFile.exists()) {
        if (!actualFile.createNewFile()) {
            throw new IOException("Could not create the configuration file \"" + resourceName + "\"!");
        }
        ByteStreams.copy(MatrixUHC.getInstance().getResource(resourceName), new FileOutputStream(actualFile));
    }
    YamlConfiguration defaultsConfig = YamlConfiguration
            .loadConfiguration(new InputStreamReader(MatrixUHC.getInstance().getResource(resourceName)));
    YamlConfiguration actualConfig = YamlConfiguration.loadConfiguration((actualFile));
    actualConfig.setDefaults(defaultsConfig);
    return new MatrixConfig(MatrixUHC.getInstance(), actualFile, actualConfig, resourceName);
}