Java Utililty Methods FileReader Create

Reader getFileReader(File file)
get File Reader

return new FileReader(file);

BufferedReader getFileReader(File file)
get File Reader

return file.getName().endsWith(".gz")
 ? new BufferedReader(new InputStreamReader(new GZIPInputStream(new FileInputStream(file))))
 : new BufferedReader(new FileReader(file));

Reader getFileReader(String fileName)
Obtains a reader for the given already existing file.

FileReader reader;
File file = new File(fileName);
if (file.exists() && file.isFile()) {
 reader = new FileReader(file);
} else {
 reader = null;
return reader;
...

Reader getFileReader(String filename)
get File Reader

return getFileReader(new File(filename));

FileReader getFileReader(String fileName)
Getting a file reader of fileName

return getFileReader(new File(fileName));

Reader getFileReader(String filePath)
get File Reader

return new FileReader(filePath);

FileReader getFileReader(String sFileName)
Return a FileReader for the current file name or null if the file doesn't exist

FileReader fr = null;
if (sFileName != null) {
 try {
 fr = new FileReader(sFileName);
 } catch (FileNotFoundException e) {
 fr = null;
return fr;

FileReader getReader(final File file)
get Reader

try {
 return new FileReader(file);
} catch (final FileNotFoundException e) {
 throw new IllegalArgumentException("File not found: " + file, e);

String readTextFile(File aFile)
read Text File

return read(new BufferedReader(new FileReader(aFile)));

String readTextFile(File f)
read Text File

StringBuilder sb = new StringBuilder();
try {
 if (!f.exists()) {
 return "";
 FileReader reader = new FileReader(f);
 char[] chars = new char[4096];
 int len = 4096;
...