Java FileInputStream Read readFile(String filePath)

Description

Reads a file.

License

Apache License

Parameter

Parameter	Description
filePath	The file path.

Exception

Parameter	Description

Return

a byte[] The file data.

Declaration

public static byte[] readFile(String filePath) throws IOException 

Method Source Code

//package com.java2s;
/*/*w ww .  j av  a 2s  . com*/
 * Copyright 2014 Feedzai
 *
 * Licensed 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.*;

public class Main {
    /**
     * Reads a file.
     *
     * @param filePath The file path.
     * @return a byte[] The file data.
     * @throws java.io.IOException if an error occurs reading the file or if the file does not exists.
     */
    public static byte[] readFile(String filePath) throws IOException {
        byte[] buffer = new byte[(int) new File(filePath).length()];
        BufferedInputStream f = null;
        try {
            f = new BufferedInputStream(new FileInputStream(filePath));
            f.read(buffer);
        } finally {
            if (f != null) {
                try {
                    f.close();
                } catch (IOException ignored) {
                }
            }
        }
        return buffer;
    }
}

Related

1. readFile(String filePath)
2. readFile(String filePath)
3. readFile(String filePath)
4. readFile(String filePath)
5. readFile(String filePath)
6. readFile(String filePathName)
7. readFile(String fname)
8. readFile(String fname)
9. readFile(String fname)