Java FileReader Create readTextFile(String filePath)

Description

Read a text file and return its content as string.

License

Apache License

Parameter

Parameter	Description
filePath	file path of the text file.

Return

file content as string. In case of failure, return empty string.

Declaration

public static String readTextFile(String filePath) 

Method Source Code

//package com.java2s;
/*/*w ww .  j  av  a 2 s.c o m*/
 * Copyright 2012 Google Inc.
 *
 * 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.BufferedReader;

import java.io.File;
import java.io.FileNotFoundException;

import java.io.FileReader;
import java.io.IOException;

public class Main {
    /**
     * Read a text file and return its content as string.
     * @param filePath file path of the text file.
     * @return file content as string. In case of failure, return empty string.
     */
    public static String readTextFile(String filePath) {
        File file = new File(filePath);
        StringBuffer contents = new StringBuffer();
        BufferedReader reader = null;
        try {
            reader = new BufferedReader(new FileReader(file));
            String text = null;
            // repeat until all lines is read
            while ((text = reader.readLine()) != null) {
                contents.append(text).append(System.getProperty("line.separator"));
            }
        } catch (FileNotFoundException e) {
        } catch (IOException e) {
        } finally {
            try {
                if (reader != null) {
                    reader.close();
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return contents.toString();
    }
}

Related

1. readTextFile(String filename)
2. readTextFile(String fileName, boolean newline)
3. readTextFile(String fileName, String enc)
4. readTextFile(String filePath)
5. readTextFile(String filePath)
6. readTextFile(String fullPathFilename)
7. readTextFile(String path)
8. readTextFile(String path)
9. readTextFile(String text_file_name)