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Merge branch 'LANG-1135' 

LANG-1135: Add method containsAllWords to WordUtils. Thanks to Eduardo Martins.
This commit is contained in:
Benedikt Ritter 2015-05-07 21:28:25 +02:00
parent dee94449e6 1182950a88
commit 9604c85306
4 changed files with 64 additions and 1 deletions
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1
src/changes/changes.xml
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@ -22,6 +22,7 @@
<body>
<release version="3.5" date="tba" description="tba">
<action issue="LANG-1135" type="add" dev="britter" due-to="Eduardo Martins">Add method containsAllWords to WordUtils</action>
<action issue="LANG-1132" type="add" dev="britter" due-to="Jack Tan">ReflectionToStringBuilder doesn't throw IllegalArgumentException when the constructor's object param is null</action>
<action issue="LANG-1122" type="fix" dev="britter" due-to="Adrian Ber">Inconsistent behavior of swap for malformed inputs</action>
<action issue="LANG-701" type="add" dev="britter" due-to="James Sawle">StringUtils join with var args</action>

2
src/main/java/org/apache/commons/lang3/StringUtils.java
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@ -1685,8 +1685,8 @@ public class StringUtils {
* StringUtils.containsAny("", *) = false
* StringUtils.containsAny(*, null) = false
* StringUtils.containsAny(*, []) = false
* StringUtils.containsAny("abcd", "ab", "cd") = false
* StringUtils.containsAny("abcd", "ab", null) = false
* StringUtils.containsAny("abcd", "ab", "cd") = true
* StringUtils.containsAny("abc", "d", "abc") = true
* </pre>
*

42
src/main/java/org/apache/commons/lang3/text/WordUtils.java
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@ -16,9 +16,12 @@
*/
package org.apache.commons.lang3.text;
import org.apache.commons.lang3.ArrayUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.lang3.SystemUtils;
import java.util.regex.Pattern;
/**
* <p>Operations on Strings that contain words.</p>
*
@ -561,6 +564,45 @@ public class WordUtils {
return new String(buf, 0, count);
}
//-----------------------------------------------------------------------
/**
* <p>Checks if the String contains all words in the given array.</p>
*
* <p>
* A {@code null} String will return {@code false}. A {@code null, zero
* length search array or if one element of array is null will return {@code false}.
* </p>
*
* <pre>
* WordUtils.containsAllWords(null, *) = false
* WordUtils.containsAllWords("", *) = false
* WordUtils.containsAllWords(*, null) = false
* WordUtils.containsAllWords(*, []) = false
* WordUtils.containsAllWords("abcd", "ab", "cd") = false
* WordUtils.containsAllWords("abc def", "def", "abc") = true
* </pre>
*
*
* @param str The str to check, may be null
* @param words The array of String words to search for, may be null
* @return {@code true} if all search words are found, {@code false} otherwise
*/
public static boolean containsAllWords(CharSequence word, CharSequence... words) {
if (StringUtils.isEmpty(word) || ArrayUtils.isEmpty(words)) {
return false;
}
for (CharSequence w : words) {
if (StringUtils.isBlank(w)) {
return false;
}
Pattern p = Pattern.compile(".*\\b" + w + "\\b.*");
if (!p.matcher(word).matches()) {
return false;
}
}
return true;
}
//-----------------------------------------------------------------------
/**
* Is the character a delimiter.

20
src/test/java/org/apache/commons/lang3/text/WordUtilsTest.java
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@ -219,6 +219,26 @@ public class WordUtilsTest {
assertEquals("I Am.fine", WordUtils.capitalizeFully("i am.fine", null) );
}
@Test
public void testContainsAllWords_StringString() {
assertFalse(WordUtils.containsAllWords(null, (String) null));
assertFalse(WordUtils.containsAllWords(null, ""));
assertFalse(WordUtils.containsAllWords(null, "ab"));
assertFalse(WordUtils.containsAllWords("", (String) null));
assertFalse(WordUtils.containsAllWords("", ""));
assertFalse(WordUtils.containsAllWords("", "ab"));
assertFalse(WordUtils.containsAllWords("foo", (String) null));
assertFalse(WordUtils.containsAllWords("bar", ""));
assertFalse(WordUtils.containsAllWords("zzabyycdxx", "by"));
assertTrue(WordUtils.containsAllWords("lorem ipsum dolor sit amet", "ipsum", "lorem", "dolor"));
assertFalse(WordUtils.containsAllWords("lorem ipsum dolor sit amet", "ipsum", null, "lorem", "dolor"));
assertFalse(WordUtils.containsAllWords("lorem ipsum null dolor sit amet", "ipsum", null, "lorem", "dolor"));
assertFalse(WordUtils.containsAllWords("ab", "b"));
assertFalse(WordUtils.containsAllWords("ab", "z"));
}
@Test
public void testUncapitalize_String() {
assertEquals(null, WordUtils.uncapitalize(null));