X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=unused%2Fjavajs%2Futil%2FLimitedLineReader.java;fp=unused%2Fjavajs%2Futil%2FLimitedLineReader.java;h=0000000000000000000000000000000000000000;hb=4f77328104498504339216829abf5ea87e2791ec;hp=e1d973fe583425531a61c490af7b4d4f35e23984;hpb=2b8c0785318a3528e1876e8e2dd48b7d831eae69;p=jalview.git diff --git a/unused/javajs/util/LimitedLineReader.java b/unused/javajs/util/LimitedLineReader.java deleted file mode 100644 index e1d973f..0000000 --- a/unused/javajs/util/LimitedLineReader.java +++ /dev/null @@ -1,48 +0,0 @@ -package javajs.util; - -import java.io.BufferedReader; - -/** - * A simple class to read a designated number of bytes from a - * file and then return them line by line, skipping lines that - * start with #, and including the \n or \r characters at line ends. - * - * Generally useful for determining what sort of data a file contains. - * - */ -public class LimitedLineReader { - private char[] buf; - private int cchBuf; - private int ichCurrent; - - public LimitedLineReader(BufferedReader bufferedReader, int readLimit) - throws Exception { - bufferedReader.mark(readLimit + 1); - buf = new char[readLimit]; - cchBuf = Math.max(bufferedReader.read(buf, 0, readLimit), 0); - ichCurrent = 0; - bufferedReader.reset(); - } - - public String getHeader(int n) { - return (n == 0 ? new String(buf) : new String(buf, 0, Math.min(cchBuf, n))); - } - - public String readLineWithNewline() { - while (ichCurrent < cchBuf) { - int ichBeginningOfLine = ichCurrent; - char ch = 0; - while (ichCurrent < cchBuf && - (ch = buf[ichCurrent++]) != '\r' && ch != '\n') { - } - if (ch == '\r' && ichCurrent < cchBuf && buf[ichCurrent] == '\n') - ++ichCurrent; - int cchLine = ichCurrent - ichBeginningOfLine; - if (buf[ichBeginningOfLine] == '#') - continue; // flush comment lines; - return new String(buf, ichBeginningOfLine, cchLine); - } - return ""; - } -} -