Java FileReader Read readFile(File file)

Description

read File

License

Open Source License

Declaration

public static String readFile(File file) throws IOException 

Method Source Code

//package com.java2s;
import java.io.*;

public class Main {
    private static final int BUFFER_SIZE = 4 * 1024;

    public static String readFile(File file) throws IOException {
        char[] buffer = new char[BUFFER_SIZE];
        StringBuilder builder = new StringBuilder();
        int length;
        try (FileReader reader = new FileReader(file)) {
            while ((length = reader.read(buffer)) != -1) {
                builder.append(buffer, 0, length);
            }/*w  w w .j a v  a2 s  .co  m*/
        }
        return builder.toString();
    }
}

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