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java Programming Glossary: matcherRegular expresion to match URLs in Java http://stackoverflow.com/questions/163360/regular-expresion-to-match-urls-in-java s String pattern try Pattern patt Pattern.compile pattern Matcher matcher patt.matcher s return matcher.matches catch RuntimeException..
JAVA: check a string if there is a special character in it http://stackoverflow.com/questions/1795402/java-check-a-string-if-there-is-a-special-character-in-it Pattern p Pattern.compile ^a z0 9 Pattern.CASE_INSENSITIVE Matcher m p.matcher I am a string boolean b m.find if b System.out.println..
Extract numbers from a string - Java http://stackoverflow.com/questions/2367381/extract-numbers-from-a-string-java numbers new LinkedList String Pattern p Pattern.compile d Matcher m p.matcher line while m.find numbers.add m.group java regex.. share improve this question Pattern p Pattern.compile d Matcher m p.matcher There are more than 2 and less than 12 numbers here..
Using Regular Expressions to Extract a Value in Java http://stackoverflow.com/questions/237061/using-regular-expressions-to-extract-a-value-in-java should work Pattern p Pattern.compile ^ a zA Z 0 9 . Matcher m p.matcher Testing123Testing if m.find System.out.println m.group..
Is there a way to split strings with String.split() and include the delimiters? http://stackoverflow.com/questions/275768/is-there-a-way-to-split-strings-with-string-split-and-include-the-delimiters 0 LinkedList String splitted new LinkedList String Matcher m this.pattern.matcher text while m.find splitted.add text.substring..
Java equivalent to PHP's preg_replace_callback http://stackoverflow.com/questions/375420/java-equivalent-to-phps-preg-replace-callback could roll your own without too much difficulty using the Matcher class import java.util.regex. public class CallbackMatcher public.. Matcher class import java.util.regex. public class CallbackMatcher public static interface Callback public String foundMatch MatchResult.. matchResult private final Pattern pattern public CallbackMatcher String regex this.pattern Pattern.compile regex public String..
Difference between matches() and find() in Java Regex http://stackoverflow.com/questions/4450045/difference-between-matches-and-find-in-java-regex args throws ParseException Pattern p Pattern.compile d d d Matcher m p.matcher a123b System.out.println m.find System.out.println..
Regular expression with variable number of groups? http://stackoverflow.com/questions/5018487/regular-expression-with-variable-number-of-groups this for instance... Pattern p Pattern.compile ab cd ef Matcher m p.matcher abcddcef m.matches ... I would like to have something..
Highlights subString in the TableCell(s) which is using for JTable filetering http://stackoverflow.com/questions/6410839/highlights-substring-in-the-tablecells-which-is-using-for-jtable-filetering predicate SearchPredicate getHighlightPredicate Matcher matcher predicate.getPattern .matcher text List Rectangle highlightAreas..
Only allowing numbers and a symbol (-) to be typed into a JTextField http://stackoverflow.com/questions/8017811/only-allowing-numbers-and-a-symbol-to-be-typed-into-a-jtextfield String text Pattern pattern Pattern.compile 0 1 d Matcher matcher pattern.matcher text boolean isMatch matcher.matches..
When do Java generics require <? extends T> instead of <T> and is there any downside of switching? http://stackoverflow.com/questions/897935/when-do-java-generics-require-extends-t-instead-of-t-and-is-there-any-down signature of public static T void assertThat T actual Matcher T matcher The compiler error message is Error Error line 102.. java.lang.Class java.util.Date org.hamcrest.Matcher java.util.Map java.lang.String java.lang.Class extends java.io.Serializable.. signature to public static T void assertThat T result Matcher extends T matcher Then the compilation works. So three questions..
Regular expresion to match URLs in Java http://stackoverflow.com/questions/163360/regular-expresion-to-match-urls-in-java pattern try Pattern patt Pattern.compile pattern Matcher matcher patt.matcher s return matcher.matches catch RuntimeException.. Pattern patt Pattern.compile pattern Matcher matcher patt.matcher s return matcher.matches catch RuntimeException e return false.. pattern Matcher matcher patt.matcher s return matcher.matches catch RuntimeException e return false Does anyone know..
Java - regular expression finding comments in code http://stackoverflow.com/questions/1657066/java-regular-expression-finding-comments-in-code Still simpler than a full up parser maybe. I could add the matcher loop too if anyone is interested. share improve this answer..
java.util.regex - importance of Pattern.compile()? http://stackoverflow.com/questions/1720191/java-util-regex-importance-of-pattern-compile Pattern.compile regex why i need to compile Matcher matcher pattern.matcher text java regex share improve this question.. regex why i need to compile Matcher matcher pattern.matcher text java regex share improve this question The compile.. of the Matcher object is through the Pattern object's matcher method and the only way to get ahold of the Pattern object is..
Java - declaring from Interface type instead of Class http://stackoverflow.com/questions/3383726/java-declaring-from-interface-type-instead-of-class Another example is java.util.regex.Pattern and its Matcher matcher CharSequence method. This lets a Matcher be created from Pattern..
Java equivalent to PHP's preg_replace_callback http://stackoverflow.com/questions/375420/java-equivalent-to-phps-preg-replace-callback String string Callback callback final Matcher matcher this.pattern.matcher string while matcher.find final MatchResult.. Callback callback final Matcher matcher this.pattern.matcher string while matcher.find final MatchResult matchResult matcher.toMatchResult.. final Matcher matcher this.pattern.matcher string while matcher.find final MatchResult matchResult matcher.toMatchResult final..
Whitespace Matching Regex - Java http://stackoverflow.com/questions/4731055/whitespace-matching-regex-java for two spaces. Pattern whitespace Pattern.compile s s matcher whitespace.matcher modLine while matcher.find matcher.replaceAll.. Pattern whitespace Pattern.compile s s matcher whitespace.matcher modLine while matcher.find matcher.replaceAll The aim of this.. s s matcher whitespace.matcher modLine while matcher.find matcher.replaceAll The aim of this is to replace all instances..
Limit Decimal Places in Android EditText http://stackoverflow.com/questions/5357455/limit-decimal-places-in-android-edittext int start int end Spanned dest int dstart int dend Matcher matcher mPattern.matcher dest if matcher.matches return return null.. Spanned dest int dstart int dend Matcher matcher mPattern.matcher dest if matcher.matches return return null To use it do editText.setFilters.. dstart int dend Matcher matcher mPattern.matcher dest if matcher.matches return return null To use it do editText.setFilters..
http://stackoverflow.com/questions/5767627/java-regex-helper colou r Pattern p Pattern.compile pattern Matcher m p.matcher source while m.find System.out.println source.substring m.start.. there is no find convenience method to do what every other matcher in the world does. The matches method should have been called..
Highlights subString in the TableCell(s) which is using for JTable filetering http://stackoverflow.com/questions/6410839/highlights-substring-in-the-tablecells-which-is-using-for-jtable-filetering predicate SearchPredicate getHighlightPredicate Matcher matcher predicate.getPattern .matcher text List Rectangle highlightAreas.. Matcher matcher predicate.getPattern .matcher text List Rectangle highlightAreas null int startFrom 0 while.. null int startFrom 0 while startFrom text.length matcher.find startFrom if highlightAreas null highlightAreas new ArrayList..
Validate a file name on Windows http://stackoverflow.com/questions/6730009/validate-a-file-name-on-windows String text Pattern pattern Pattern.compile ^ ^ . Matcher matcher pattern.matcher text boolean isMatch matcher.matches return.. pattern Pattern.compile ^ ^ . Matcher matcher pattern.matcher text boolean isMatch matcher.matches return isMatch Does this.. ^ . Matcher matcher pattern.matcher text boolean isMatch matcher.matches return isMatch Does this method guarantee a valid filename..
Only allowing numbers and a symbol (-) to be typed into a JTextField http://stackoverflow.com/questions/8017811/only-allowing-numbers-and-a-symbol-to-be-typed-into-a-jtextfield String text Pattern pattern Pattern.compile 0 1 d Matcher matcher pattern.matcher text boolean isMatch matcher.matches return.. pattern Pattern.compile 0 1 d Matcher matcher pattern.matcher text boolean isMatch matcher.matches return isMatch and then.. 0 1 d Matcher matcher pattern.matcher text boolean isMatch matcher.matches return isMatch and then you can use it like AbstractDocument..
When do Java generics require <? extends T> instead of <T> and is there any downside of switching? http://stackoverflow.com/questions/897935/when-do-java-generics-require-extends-t-instead-of-t-and-is-there-any-down Given the following example using JUnit with Hamcrest matchers Map String Class extends Serializable expected null Map String.. of public static T void assertThat T actual Matcher T matcher The compiler error message is Error Error line 102 cannot find.. public static T void assertThat T result Matcher extends T matcher Then the compilation works. So three questions Why exactly doesn't..
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