diff options
Diffstat (limited to 'bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/patch/LineReader.java')
-rw-r--r-- | bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/patch/LineReader.java | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/patch/LineReader.java b/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/patch/LineReader.java deleted file mode 100644 index a592ab176..000000000 --- a/bundles/org.eclipse.compare/plugins/org.eclipse.compare/compare/org/eclipse/compare/internal/patch/LineReader.java +++ /dev/null @@ -1,126 +0,0 @@ -/* - * (c) Copyright IBM Corp. 2000, 2001. - * All Rights Reserved. - */ -package org.eclipse.compare.internal.patch; - -import java.io.*; -import java.util.*; - -import org.eclipse.jface.util.Assert; - -/* package */ class LineReader { - - private boolean fHaveChar= false; - private int fLastChar; - private boolean fSawEOF= false; - private BufferedReader fReader; - private boolean fIgnoreSingleCR= false; - - - /* package */ LineReader(BufferedReader reader) { - fReader= reader; - Assert.isNotNull(reader); - } - - void ignoreSingleCR() { - fIgnoreSingleCR= true; - } - - /** - * Reads a line of text. A line is considered to be terminated by any one - * of a line feed ('\n'), a carriage return ('\r'), or a carriage return - * followed immediately by a linefeed. - * @return A string containing the contents of the line including - * the line-termination characters, or <code>null</code> if the end of the - * stream has been reached - * @exception IOException If an I/O error occurs - */ - /* package */ String readLine() throws IOException { - StringBuffer sb= null; - - while (!fSawEOF) { - int c= readChar(); - if (c == -1) { - fSawEOF= true; - break; - } - if (sb == null) - sb= new StringBuffer(); - sb.append((char)c); - if (c == '\n') - break; - if (c == '\r') { - c= readChar(); - if (c == -1) { - fSawEOF= true; - break; // EOF - } - if (c != '\n') { - if (fIgnoreSingleCR) { - sb.append((char)c); - continue; - } else { - fHaveChar= true; - fLastChar= c; - } - } else - sb.append((char)c); - break; - } - } - - if (sb != null) - return sb.toString(); - return null; - } - - /* package */ void close() { - try { - fReader.close(); - } catch (IOException ex) { - } - } - - /* package */ List readLines() { - try { - List lines= new ArrayList(); - String line; - while ((line= readLine()) != null) - lines.add(line); - return lines; - } catch (IOException ex) { - //System.out.println("error while reading file: " + fileName + "(" + ex + ")"); - } finally { - close(); - } - return null; - } - /** - * Returns the number of characters in the given string without - * counting a trailing line separator. - */ - /* package */ int lineContentLength(String line) { - if (line == null) - return 0; - int length= line.length(); - for (int i= length-1; i >= 0; i--) { - char c= line.charAt(i); - if (c =='\n' || c == '\r') - length--; - else - break; - } - return length; - } - - //---- private - - private int readChar() throws IOException { - if (fHaveChar) { - fHaveChar= false; - return fLastChar; - } - return fReader.read(); - } -} |