Java Utililty Methods InputStreamReader Create

FileInputStream fis = null;
InputStreamReader isr = null;
BufferedReader br = null;
try {
    StringWriter sw = new StringWriter();
    fis = new FileInputStream(file);
    isr = new InputStreamReader(fis, "UTF-8");
    br = new BufferedReader(isr);
...

String text = null;
InputStream is = null;
try {
    is = new FileInputStream(file);
    text = readTextInputStream(is);
} finally {
    if (is != null) {
        is.close();
...

StringBuffer sb = new StringBuffer(DEFAULT_BUFFER_SIZE);
FileInputStream fis = new FileInputStream(file);
BufferedReader reader = new BufferedReader(
        charsetName == null ? new InputStreamReader(fis) : new InputStreamReader(fis, charsetName));
char[] chars = new char[DEFAULT_BUFFER_SIZE];
int numRead = 0;
while ((numRead = reader.read(chars)) > -1) {
    sb.append(String.valueOf(chars, 0, numRead));
...

StringBuffer buf = new StringBuffer();
BufferedReader in = new BufferedReader(new InputStreamReader(new FileInputStream(fromFile)));
String inputLine;
while ((inputLine = in.readLine()) != null) {
    buf.append(inputLine);
    buf.append('\n');
in.close();
...

FileInputStream in = null;
try {
    in = new FileInputStream(inputFile);
    return readTextFile(in);
} finally {
    if (in != null) {
        try {
            in.close();
...

try {
    FileInputStream is = new FileInputStream(path);
    BufferedReader bin = new BufferedReader(new InputStreamReader(is, "UTF-8"));
    StringBuilder sb = new StringBuilder();
    String line = null;
    while ((line = bin.readLine()) != null) {
        sb.append(line);
        sb.append(System.getProperty("line.separator"));
...

final StringBuilder sb = new StringBuilder((int) f.length());
BufferedReader br = null;
try {
    br = new BufferedReader(new InputStreamReader(new FileInputStream(f), FILE_ENCODING_8859_1));
    String inputLine;
    while ((inputLine = br.readLine()) != null) {
        sb.append(inputLine.trim());
        sb.append('\n');
...

try {
    return readCloseTextStream(new FileInputStream(file));
} catch (FileNotFoundException e) {
    System.err.println("readTextFile: File " + file + " not found.");
return "";

DataInputStream dis = new DataInputStream(is);
BufferedReader br = new BufferedReader(new InputStreamReader(dis), 16 * 1024);
StringBuilder str = new StringBuilder();
String line;
while ((line = br.readLine()) != null) {
    str.append(line);
    str.append("\n");
dis.close();
return str.toString();

return readTextFile(file, null);