Java File Append LIne appendLines(File file, String[] lines)

Description

append lines.

License

Apache License

Parameter

Parameter	Description
file	file.
lines	lines.

Exception

Parameter	Description
IOException	an exception

Declaration

public static void appendLines(File file, String[] lines) throws IOException 

Method Source Code

//package com.java2s;
/*//from w  w  w .  java  2 s  .  c om
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import java.io.File;

import java.io.FileOutputStream;
import java.io.IOException;

import java.io.OutputStream;
import java.io.OutputStreamWriter;

import java.io.PrintWriter;

public class Main {
    /**
     * append lines.
     * 
     * @param file
     *            file.
     * @param lines
     *            lines.
     * @throws IOException
     */
    public static void appendLines(File file, String[] lines) throws IOException {
        if (file == null)
            throw new IOException("File is null.");
        writeLines(new FileOutputStream(file, true), lines);
    }

    /**
     * write lines.
     * 
     * @param file
     *            file.
     * @param lines
     *            lines.
     * @throws IOException
     */
    public static void writeLines(File file, String[] lines) throws IOException {
        if (file == null)
            throw new IOException("File is null.");
        writeLines(new FileOutputStream(file), lines);
    }

    /**
     * write lines.
     * 
     * @param os
     *            output stream.
     * @param lines
     *            lines.
     * @throws IOException
     */
    public static void writeLines(OutputStream os, String[] lines) throws IOException {
        PrintWriter writer = new PrintWriter(new OutputStreamWriter(os));
        try {
            for (String line : lines)
                writer.println(line);
            writer.flush();
        } finally {
            writer.close();
        }
    }
}

Related

1. appendLine(String filePath, String text)
2. appendLine(String path, String line)
3. appendLineInFile(String path, String lines)
4. appendLines(File file, String[] lines)
5. appendLinesToFile(Iterable lines, File outFile)
6. appendLineToFile(String fileName, String format, Object... vals)
7. AppendLineToFile(String filePath, String text)
8. appendLineToFile(String path, String line)