Java Utililty Methods Text File Read by Charset

List of utility methods to do Text File Read by Charset

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Description

The list of methods to do Text File Read by Charset are organized into topic(s).

Method

StringreadInputStream(InputStream stream, Charset cs)
read Input Stream 
try (final Reader reader = new BufferedReader(new InputStreamReader(stream, cs))) {
    final StringBuilder builder = new StringBuilder();
    final char[] buffer = new char[8192];
    int read;
    while ((read = reader.read(buffer, 0, buffer.length)) > 0) {
        builder.append(buffer, 0, read);
    return builder.toString();
...
StringreadInputStreamToString(InputStream instream, Charset charset)
Form a string from the contents of instream with charset charset . 
return new String(readInputStreamToByteArray(instream), charset);
StringreadLineFromStream(InputStream is, StringBuffer buffer, CharsetDecoder decoder)
read Line From Stream 
ByteArrayOutputStream byteBuffer = new ByteArrayOutputStream();
int r = -1;
while ((r = is.read()) != '\n') {
    if (r == -1) {
        String out = decode(decoder, byteBuffer.toByteArray());
        buffer.append(out);
        return null;
    byteBuffer.write(r);
String out = decode(decoder, byteBuffer.toByteArray());
buffer.append(out);
return out;
ListreadLines(InputStream in, Charset cs)
Read all lines from a InputStream and return them in a java.util.List . 
ArrayList<String> result = new ArrayList<String>();
BufferedReader reader = new BufferedReader(new InputStreamReader(in, cs));
while (true) {
    String line = reader.readLine();
    if (line == null) {
        return result;
    result.add(line);
...
ListreadLines(InputStream input, Charset charset)
Returns the lines of an InputStream as a list of Strings. 
final InputStreamReader reader = new InputStreamReader(input, charset);
return readLines(reader);
CollectionreadLines(InputStream is, CharsetDecoder decoder)
read Lines 
InputStreamReader reader = new InputStreamReader(is, decoder);
BufferedReader br = new BufferedReader(reader);
List<String> lines = new ArrayList<String>();
String line = null;
while ((line = br.readLine()) != null) {
    lines.add(line);
return lines;
...
ListreadLines(String filePath, Charset charset)
read Lines 
BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream(filePath), charset));
List<String> result = new ArrayList<String>();
for (String line = reader.readLine(); line != null; line = reader.readLine()) {
    line = line.replaceAll("#.*$", "");
    line = line.trim();
    if (line.isEmpty())
        continue;
    result.add(line);
...
ListreadLines(String path, Charset charset)
read lines from file 
if (!(new File(path)).exists()) {
    throw new FileNotFoundException("Couldnt find file: " + path);
return Files.readAllLines(Paths.get(path), charset);
StringreadNextWord(BufferedInputStream in, Charset cs)
read Next Word 
byte[] buf = new byte[MAX_TERM_LENGTH];
try {
    int p = 0;
    char ch = (char) in.read();
    while (Character.isWhitespace(ch)) {
        ch = (char) in.read();
    while (!Character.isWhitespace(ch)) {
...
StringreadStreamAsString(final InputStream iStream, Charset iCharset)
read Stream As String 
final StringBuffer fileData = new StringBuffer(1000);
final BufferedReader reader = new BufferedReader(new InputStreamReader(iStream, iCharset));
try {
    final char[] buf = new char[1024];
    int numRead = 0;
    while ((numRead = reader.read(buf)) != -1) {
        String readData = String.valueOf(buf, 0, numRead);
        if (fileData.length() == 0 && readData.startsWith(UTF8_BOM))
...