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and adding an overloaded method for uncapitalize to maintain symmetry 

git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/lang/trunk@137846 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Henri Yandell 2004-06-03 03:49:47 +00:00
parent f845e36c54
commit f90d753d06
2 changed files with 46 additions and 9 deletions
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39
src/java/org/apache/commons/lang/WordUtils.java
View File

@ -28,7 +28,7 @@ package org.apache.commons.lang;
* @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a> * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a>
* @author Gary Gregory * @author Gary Gregory
* @since 2.0 * @since 2.0
* @version $Id: WordUtils.java,v 1.11 2004/06/03 03:40:28 bayard Exp $ * @version $Id: WordUtils.java,v 1.12 2004/06/03 03:49:47 bayard Exp $
*/ */
public class WordUtils { public class WordUtils {
@ -369,20 +369,43 @@ public class WordUtils {
* @see #capitalize(String) * @see #capitalize(String)
*/ */
public static String uncapitalize(String str) { public static String uncapitalize(String str) {
int strLen; return uncapitalize(str, null);
if (str == null || (strLen = str.length()) == 0) { }
public static String uncapitalize(String str, char[] delimiters) {
if (str == null || str.length() == 0) {
return str; return str;
} }
int strLen = str.length();
int delimitersLen = 0;
if(delimiters != null) {
delimitersLen = delimiters.length;
}
StringBuffer buffer = new StringBuffer(strLen); StringBuffer buffer = new StringBuffer(strLen);
boolean whitespace = true; boolean uncapitalizeNext = true;
for (int i = 0; i < strLen; i++) { for (int i = 0; i < strLen; i++) {
char ch = str.charAt(i); char ch = str.charAt(i);
if (Character.isWhitespace(ch)) {
boolean isDelimiter = false;
if(delimiters == null) {
isDelimiter = Character.isWhitespace(ch);
} else {
for(int j=0; j < delimitersLen; j++) {
if(ch == delimiters[j]) {
isDelimiter = true;
break;
}
}
}
if (isDelimiter) {
buffer.append(ch); buffer.append(ch);
whitespace = true; uncapitalizeNext = true;
} else if (whitespace) { } else if (uncapitalizeNext) {
buffer.append(Character.toLowerCase(ch)); buffer.append(Character.toLowerCase(ch));
whitespace = false; uncapitalizeNext = false;
} else { } else {
buffer.append(ch); buffer.append(ch);
} }

16
src/test/org/apache/commons/lang/WordUtilsTest.java
View File

@ -28,7 +28,7 @@ import junit.framework.TestSuite;
* @author <a href="mailto:ridesmet@users.sourceforge.net">Ringo De Smet</a> * @author <a href="mailto:ridesmet@users.sourceforge.net">Ringo De Smet</a>
* @author Henri Yandell * @author Henri Yandell
* @author Stephen Colebourne * @author Stephen Colebourne
* @version $Id: WordUtilsTest.java,v 1.6 2004/06/03 03:40:28 bayard Exp $ * @version $Id: WordUtilsTest.java,v 1.7 2004/06/03 03:49:47 bayard Exp $
*/ */
public class WordUtilsTest extends TestCase { public class WordUtilsTest extends TestCase {
@ -226,6 +226,20 @@ public class WordUtilsTest extends TestCase {
assertEquals("i aM hERE 123", WordUtils.uncapitalize("I AM HERE 123") ); assertEquals("i aM hERE 123", WordUtils.uncapitalize("I AM HERE 123") );
} }
public void testUncapitalizeWithDelimiters_String() {
assertEquals(null, WordUtils.uncapitalize(null, null));
assertEquals("", WordUtils.uncapitalize("", new char[0]));
assertEquals(" ", WordUtils.uncapitalize(" ", new char[0]));
char[] chars = new char[] { '-', '+', ' ', '@' };
assertEquals("i", WordUtils.uncapitalize("I", chars) );
assertEquals("i", WordUtils.uncapitalize("i", chars) );
assertEquals("i am-here+123", WordUtils.uncapitalize("i am-here+123", chars) );
assertEquals("i+am here-123", WordUtils.uncapitalize("I+Am Here-123", chars) );
assertEquals("i-am+hERE 123", WordUtils.uncapitalize("i-am+HERE 123", chars) );
assertEquals("i aM-hERE+123", WordUtils.uncapitalize("I AM-HERE+123", chars) );
}
public void testSwapCase_String() { public void testSwapCase_String() {
assertEquals(null, WordUtils.swapCase(null)); assertEquals(null, WordUtils.swapCase(null));
assertEquals("", WordUtils.swapCase("")); assertEquals("", WordUtils.swapCase(""));