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Improve toString() using StringBuffer 

from Chris Feldhacker


git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/lang/trunk@137556 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Stephen Colebourne 2003-08-02 11:20:49 +00:00
parent fd27d2ecdf
commit 5fd988cfcb
1 changed files with 11 additions and 10 deletions
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17
src/java/org/apache/commons/lang/CharRange.java
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@ -61,8 +61,9 @@ package org.apache.commons.lang;
* *
* @author <a href="bayard@generationjava.com">Henri Yandell</a> * @author <a href="bayard@generationjava.com">Henri Yandell</a>
* @author Stephen Colebourne * @author Stephen Colebourne
* @author Chris Feldhacker
* @since 1.0 * @since 1.0
* @version $Id: CharRange.java,v 1.8 2003/07/26 15:33:34 scolebourne Exp $ * @version $Id: CharRange.java,v 1.9 2003/08/02 11:20:49 scolebourne Exp $
*/ */
class CharRange { class CharRange {
@ -192,19 +193,19 @@ class CharRange {
/** /**
* <p>Output a string representation of the character range.</p> * <p>Output a string representation of the character range.</p>
* *
* @return string representation * @return string representation of this range
*/ */
public String toString() { public String toString() {
String str = ""; StringBuffer buf = new StringBuffer(4);
if (isNegated()) { if (isNegated()) {
str += "^"; buf.append('^');
} }
str += start; buf.append(start);
if (isRange()) { if (isRange()) {
str += "-"; buf.append('-');
str += close; buf.append(close);
} }
return str; return buf.toString();
} }
} }