Java InputStreamReader Read readFile(String input)

Description

read the content from a file;

License

Apache License

Parameter

Parameter	Description
output	a parameter
content	a parameter

Exception

Parameter	Description
Exception	an exception

Declaration

public static String readFile(String input) throws Exception 

Method Source Code

//package com.java2s;
/**//from  w w w.j  a  v  a2s. c om
 * Copyright 2003-2006 the original author or authors.
 * 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 {
    private static final String ENCODING = "UTF-8";

    /**
     * read the content from a file;
     * @param output
     * @param content
     * @throws Exception
     */
    public static String readFile(String input) throws Exception {
        char[] buffer = new char[4096];
        int len = 0;
        StringBuffer content = new StringBuffer(4096);
        InputStreamReader fr = null;
        BufferedReader br = null;
        try {
            fr = new InputStreamReader(new FileInputStream(input), ENCODING);
            br = new BufferedReader(fr);
            while ((len = br.read(buffer)) > -1) {
                content.append(buffer, 0, len);
            }
        } catch (Exception e) {
            throw new Exception(e);
        } finally {
            if (br != null)
                br.close();
            if (fr != null)
                fr.close();
        }
        return content.toString();
    }
}

Related

1. readFile(String filePath)
2. readFile(String filePath)
3. readFile(String filePath)
4. readFile(String filePath)
5. readFile(String filePath, String charsetName, long lineNow, long lineEnd)
6. readFile(String location)
7. readFile(String name)
8. readFile(String nomeFile)
9. readFile(String p_filename)