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StringUtils: mention in javadoc that Character#isWhitespace(char) defines which characters are considered whitespace (closes #206)

This commit is contained in:
pascalschumacher 2016-11-03 22:18:41 +01:00
parent d2cc78e2dd
commit b6d35656f4
1 changed files with 19 additions and 3 deletions
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22
src/main/java/org/apache/commons/lang3/StringUtils.java
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@ -310,6 +310,8 @@ public class StringUtils {
/**
* <p>Checks if a CharSequence is whitespace, empty ("") or null.</p>
*
* </p>Whitespace is defined by {@link Character#isWhitespace(char)}.</p>
*
* <pre>
* StringUtils.isBlank(null) = true
@ -339,6 +341,8 @@ public class StringUtils {
/**
* <p>Checks if a CharSequence is not empty (""), not null and not whitespace only.</p>
*
* </p>Whitespace is defined by {@link Character#isWhitespace(char)}.</p>
*
* <pre>
* StringUtils.isNotBlank(null) = false
@ -360,6 +364,8 @@ public class StringUtils {
/**
* <p>Checks if any one of the CharSequences are blank ("") or null and not whitespace only.</p>
*
* </p>Whitespace is defined by {@link Character#isWhitespace(char)}.</p>
*
* <pre>
* StringUtils.isAnyBlank(null) = true
@ -390,6 +396,8 @@ public class StringUtils {
/**
* <p>Checks if any one of the CharSequences are not blank ("") or null and not whitespace only.</p>
*
* </p>Whitespace is defined by {@link Character#isWhitespace(char)}.</p>
*
* <pre>
* StringUtils.isAnyNotBlank(null) = false
@ -420,6 +428,8 @@ public class StringUtils {
/**
* <p>Checks if none of the CharSequences are blank ("") or null and whitespace only.</p>
*
* </p>Whitespace is defined by {@link Character#isWhitespace(char)}.</p>
*
* <pre>
* StringUtils.isNoneBlank(null) = false
@ -1926,11 +1936,13 @@ public class StringUtils {
}
/**
* Check whether the given CharSequence contains any whitespace characters.
* <p>Check whether the given CharSequence contains any whitespace characters.</p>
*
* </p>Whitespace is defined by {@link Character#isWhitespace(char)}.</p>
*
* @param seq the CharSequence to check (may be {@code null})
* @return {@code true} if the CharSequence is not empty and
* contains at least 1 whitespace character
* @see java.lang.Character#isWhitespace
* contains at least 1 (breaking) whitespace character
* @since 3.0
*/
// From org.springframework.util.StringUtils, under Apache License 2.0
@ -7073,6 +7085,8 @@ public class StringUtils {
/**
* <p>Checks if the CharSequence contains only whitespace.</p>
*
* </p>Whitespace is defined by {@link Character#isWhitespace(char)}.</p>
*
* <p>{@code null} will return {@code false}.
* An empty CharSequence (length()=0) will return {@code true}.</p>
@ -7220,6 +7234,8 @@ public class StringUtils {
/**
* <p>Returns either the passed in CharSequence, or if the CharSequence is
* whitespace, empty ("") or {@code null}, the value of {@code defaultStr}.</p>
*
* </p>Whitespace is defined by {@link Character#isWhitespace(char)}.</p>
*
* <pre>
* StringUtils.defaultIfBlank(null, "NULL") = "NULL"