Java Path File Name nio writeFile(String pathname, String data)

Description

Writes a string to the specified file using the default encoding.

License

BSD License

Parameter

Parameter	Description
pathname	the path to the file.
data	the string to write.

Exception

Parameter	Description
IOException	an exception

Declaration

public static void writeFile(String pathname, String data) throws IOException 

Method Source Code

//package com.java2s;
/* Copyright ? 2015 Gerald Rosenberg.
 * Use of this source code is governed by a BSD-style
 * license that can be found in the License.md file.
 *//*from w  w  w .j  av a  2 s  .c  o m*/

import java.io.File;
import java.io.IOException;

import java.nio.file.Files;
import java.nio.file.OpenOption;
import java.nio.file.Path;

import java.nio.file.StandardOpenOption;

import java.util.HashSet;

import java.util.Set;

public class Main {
    /**
     * Writes a string to the specified file using the default encoding.
     * 
     * If the file path doesn't exist, it's created. If the file exists, it is overwritten.
     * 
     * @param pathname the path to the file.
     * @param data the string to write.
     * @throws IOException
     */
    public static void writeFile(String pathname, String data) throws IOException {
        write(new File(pathname), data, false);
    }

    public static void write(File file, String data, boolean append) throws IOException {
        Set<OpenOption> options = new HashSet<OpenOption>();
        options.add(StandardOpenOption.CREATE);
        options.add(StandardOpenOption.WRITE);
        if (append) {
            options.add(StandardOpenOption.APPEND);
        } else {
            options.add(StandardOpenOption.TRUNCATE_EXISTING);
        }
        write(file, data, options.toArray(new OpenOption[options.size()]));
    }

    private static void write(File file, String data, OpenOption... options) throws IOException {
        Path path = file.toPath();
        Files.write(path, data.getBytes(), options);
    }
}

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