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java Programming Glossary: mapHow to sort a Map<Key, Value> on the values in Java? http://stackoverflow.com/questions/109383/how-to-sort-a-mapkey-value-on-the-values-in-java with the key. Is there an easier way java collections map share improve this question Added note if you intend to use.. public static void main String args HashMap String Double map new HashMap String Double ValueComparator bvc new ValueComparator.. String Double ValueComparator bvc new ValueComparator map TreeMap String Double sorted_map new TreeMap String Double bvc..
http://stackoverflow.com/questions/1688099/converting-json-to-java nested beans. The in JSON represents an array and should map to a Java collection such as List or just a plain Java array... Java array. The in JSON represents an object and should map to a Java Map or just some JavaBean class. You have a JSON object..
JSF - get managed bean by name http://stackoverflow.com/questions/2633112/jsf-get-managed-bean-by-name like to reference my @ManagedBeans by name. I'm hoping to map http host app myBean myProperty to @ManagedBean name myBean..
http://stackoverflow.com/questions/2707322/what-is-null-in-java Object key Returns the value to which the specified key is mapped or null if this map contains no mapping for the key. If this.. value to which the specified key is mapped or null if this map contains no mapping for the key. If this map permits null values.. specified key is mapped or null if this map contains no mapping for the key. If this map permits null values then a return..
Design Patterns web based applications http://stackoverflow.com/questions/3541077/design-patterns-web-based-applications holds all known actions. It's up to you how to fill this map. Hardcoding actions.put POST register new RegisterAction actions.put.. Action.class actions.put classFile.getAnnotation mapping classFile.newInstance Keep in mind to create a do nothing.. mind to create a do nothing Action for the case there's no mapping. Let it for example return directly the request.getPathInfo..
Unicode equivalents for \w and \b in Java regular expressions? http://stackoverflow.com/questions/4304928/unicode-equivalents-for-w-and-b-in-java-regular-expressions these b enjoys certain extended semantics but these map neither to w nor to Unicode identifiers nor to Unicode line.. that things like Alpha Lower and Space do not in Java map to the Unicode Alphabetic Lowercase or Whitespace properties...
How do I iterate over each Entry in a Map? http://stackoverflow.com/questions/46898/how-do-i-iterate-over-each-entry-in-a-map it what is the most efficient way of going through the map Will the ordering of elements depend on the specific map implementation.. map Will the ordering of elements depend on the specific map implementation that I have for the interface java map iteration.. map implementation that I have for the interface java map iteration share improve this question for Map.Entry String..
How to parse XML using the SAX parser http://stackoverflow.com/questions/4827344/how-to-parse-xml-using-the-sax-parser tag we set the inItem flag to true to ensure that we map the correct data to the correct object and in the endElement..
What are the reasons why Map.get(Object key) is not (fully) generic http://stackoverflow.com/questions/857420/what-are-the-reasons-why-map-getobject-key-is-not-fully-generic containsKey containsValue . java generics collections map share improve this question As mentioned by others the reason..
How to sort a Map<Key, Value> on the values in Java? http://stackoverflow.com/questions/109383/how-to-sort-a-mapkey-value-on-the-values-in-java to sort a Map Key Value on the values in Java I am relatively new to Java.. new to Java and often find that I need to sort a Map on the values. Since the values are not unique I find myself.. It seems much easier than all of the foregoing. Use a TreeMap as follows public class Testing public static void main String..
Floating point arithmetic not producing exact results in Java http://stackoverflow.com/questions/1661273/floating-point-arithmetic-not-producing-exact-results-in-java in the code below public class TestMain private static Map Integer Double ccc new HashMap Integer Double put 1 0.01 put.. TestMain private static Map Integer Double ccc new HashMap Integer Double put 1 0.01 put 2 0.02 put 3 0.05 put 4 0.1 put..
http://stackoverflow.com/questions/1688099/converting-json-to-java The in JSON represents an object and should map to a Java Map or just some JavaBean class. You have a JSON object with several..
Overriding equals and hashCode in Java http://stackoverflow.com/questions/27581/overriding-equals-and-hashcode-in-java Also remember When using a hash based Collection or Map such as HashSet LinkedHashSet HashMap Hashtable or WeakHashMap.. based Collection or Map such as HashSet LinkedHashSet HashMap Hashtable or WeakHashMap make sure that the hashCode of the.. such as HashSet LinkedHashSet HashMap Hashtable or WeakHashMap make sure that the hashCode of the key objects that you put..
Design Patterns web based applications http://stackoverflow.com/questions/3541077/design-patterns-web-based-applications view. Simplest would be to use it as filename of the JSP. Map this servlet on a specific url pattern in web.xml e.g. pages.. The actions in turn should be some static applicationwide Map String Action which holds all known actions. It's up to you..
http://stackoverflow.com/questions/4112686/how-to-use-servlets-and-ajax huh response.getWriter .write text Write response body. Map this servlet in web.xml as follows servlet servlet name someservlet.. it to the ul . Here's another example which displays Map String String as option @Override protected void doGet HttpServletRequest.. response throws ServletException IOException Map String String options new LinkedHashMap String String options.put..
Prevent user from going back to the previous secured page after logout http://stackoverflow.com/questions/4194207/prevent-user-from-going-back-to-the-previous-secured-page-after-logout Expires 0 Proxies. chain.doFilter req res Map this Filter on an url pattern of interest for example .jsp ...
How do I iterate over each Entry in a Map? http://stackoverflow.com/questions/46898/how-do-i-iterate-over-each-entry-in-a-map do I iterate over each Entry in a Map If I have an object implementing the Map interface in Java.. each Entry in a Map If I have an object implementing the Map interface in Java and I wish to iterate over every pair contained.. java map iteration share improve this question for Map.Entry String String entry map.entrySet System.out.println entry.getKey..
read/write to Windows Registry using Java http://stackoverflow.com/questions/62289/read-write-to-windows-registry-using-java import java.lang.reflect.Method import java.util.HashMap import java.util.Map import java.util.ArrayList import java.util.List.. import java.util.HashMap import java.util.Map import java.util.ArrayList import java.util.List import java.util.prefs.Preferences.. @throws InvocationTargetException public static Map String String readStringValues int hkey String key throws IllegalArgumentException..
What are the reasons why Map.get(Object key) is not (fully) generic http://stackoverflow.com/questions/857420/what-are-the-reasons-why-map-getobject-key-is-not-fully-generic are the reasons why Map.get Object key is not fully generic What are the reasons behind.. a fully generic get method in the interface of java.util.Map K V . To clarify the question the signature of the method is.. to the specification of the method is possible to have a Map ArrayList Something and for me to call get with a LinkedList..
JTable duplicate values in row http://stackoverflow.com/questions/9132987/jtable-duplicate-values-in-row a complete example that may prove helpful. As the sample Map is unmodifiable I refer you to @mKorbel's example on how to.. import java.awt.GridLayout import java.util.Map import javax.swing.JFrame import javax.swing.JPanel import javax.swing.JScrollPane.. class EnvDataModel extends AbstractTableModel private Map String String data System.getenv private String keys public..
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