Commons Lang
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\[http://jakarta.apache.org/commons/lang Lang\] aims to provide:
- Comprehensive String handling utilities
- Enumerated types (pre JDK 1.5)
- Nested exceptions (pre JDK 1.4)
- Builders to create hashCode, equals, toString and compareTo methods
- Utilities for Object, Date and Numbers
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The Javadoc of the latest version is \[http://jakarta.apache.org/commons/lang/api/index.html available\](2.1) is available.
The Javadoc of the CVS version (development) is available.
Development plan for 2.
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2
- Bug fixes
- StrTokenizer
- StrBuilder
- VariableFormatter/interpolator - 18962
Other ideas
- StringUtils].ordinalIndexOf() 2. [StringBuffer] replacement 3. Mutable Number classes 4. [StringTokenizer] replacement: *(DONE - Tokenizer)* 5. Fix the Fraction class as per the email thread. 5. 15082 \[lang\] elapsed time formatting utility method - *DurationFormatUtils. Needs finishing.* 5. 18962
21663|http://issues.apache.org/bugzilla/show_bug.cgi?id=21663] \[lang\] |
NewMethod: getSubstitutedValues( String, Map ) - *Patch supplied. Need to resurrect Interpolator from Util, merge with this patch and decide if it makes sense.* 5. 19331 \[lang\] General case: infinite loop: [ToStringBuilder].reflectionToStringsupport in [ToStringStyle] for [DateFormat]. - * |
Needtoconfirm whether this is a bug* 5. 20015 \[lang\] Make Entities public and unit test - *Entities. Needs finishing.* 5. 21333 Add [TimeoutController] - *Class in [HttpClient]. Needs evaluating.* 5. 21663 Wiki Markup |
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[27643|http://issues.apache.org/bugzilla/show_bug.cgi?id=27643] \[lang\] |
\[patch\] [ClassUtils].newInstance method - *Seems unnecessary* |
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[29149|http://issues.apache.org/bugzilla/show_bug.cgi?id=29149] |
Add support in [ToStringStyle] for [DateFormat]. 5. 22172 \[lang\] [DateUtils].parseCVS behavior parsing "h:mm z" 5. 22692 [StringUtils].split ignores empty items 5. 22717 MutableNumbers] - *Matt Hawthorne and Geronimo have implementations.* 5. 23749 \[lang\] \[PATCH\] [NumberRange] - adds inclusive and exclusive end points 5. 24910 new [StringUtils].split methods that split on the whole separator string 5. 25560 [DateUtils].truncate() is off by one hour when using a date in DST switch 'zone' 5. 26056 \[lang\] Add methods to [ArrayUtils]: add at end and insert-like ops 5. 26297 \[lang\] [BitSetUtils] class, toIndexArray and fromIndexArray 5. 26659StringEscapeUtils].unescapeHtml() doesn't handle an empty entity - *Empty entity is in fact illegal HTML, so need to decide if we should ignore. Current behaviour seems acceptable as we're not in the work with bad HTML market.* |
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[26659|http://issues.apache.org/bugzilla/show_bug.cgi?id=26659] \[lang\] add method to [DateUtils] to get the distance between 2 dates |
5.- *Mainly replicated by [DurationFormatUtils], or non-obvious* |
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[29692|http://issues.apache.org/bugzilla/show_bug.cgi?id=29692] |
26922 \[lang\] public static boolean [DateUtils].equals(Date dt1, Date dt2) ? 5. 27640 \[lang\]\[patch\] [ClassUtils].primitivesToWrappers method 5. 27643 \[lang\]\[patch\] [ClassUtils].newInstance method 5. 27778 addremovemethodsto[- *Needs design as a non-simple problem* |
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[22172|http://issues.apache.org/bugzilla/show_bug.cgi?id=22172] |
ArrayUtils] 5. 27876 \[lang\] [ReflectionToStringBuilder].toString(null) throws exception by design 5. 27877 \[lang\]\[patch\] Make [ClassUtils] methods null-safe and not throw an IAE. 5. 29149StringEscapeUtilsunescapeHtml() doesn't handle an empty entityparseCVS behavior parsing "h:mm z" - * |
Empty entity is in fact illegal HTML, so need to decide if we should ignore* 5. 25227 Wiki Markup |
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[26297|http://issues.apache.org/bugzilla/show_bug.cgi?id=26297] \[lang\] [ |
StringEscapeUtils.unescapeHtml() doesn't handle hex entities - *DONE* 5. 29163 Make [StopWatch] validate state transitions - *Coding needed* 5. 29294 \[lang\]\[PATCH\] lang.math.Fraction class deficiencies - *Mail list conversation ongoing.
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Fixed list
(meaning closed in Bugzilla)
class, toIndexArray and fromIndexArray |
- 21333 Add TimeoutController - Class in HttpClient. Leaving til 3.0 as not much movement on it
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[30674|http://issues.apache.org/bugzilla/show_bug.cgi?id=30674] Support [HttpClient]'s [DateParser] class - *This is basically a Date parseDate(String dateValue, String\[\] dateFormats) method.* |
- LocaleUtils - including toLocale(String,String)
- CloneUtils - multiple ways to clone an object
Articles
This article http://www.devx.com/Java/Article/29392/0/page/6 discusses some of the interesting classes in Commons Lang with real world examples. Wiki Markup |
5. 27592 \[lang\] [WordUtils] capitalize improvement -* DONE*
5. 23557 [WordUtils].capitalizeFully(String str) should take a delimiter -* DONE'''