generic function in java
generic function in java
Generic Function In Java
xxxxxxxxxxpublic class GenericFunction { public static void main(String[] args) { Integer[] intArray = {1,2,3,4,5,6,7}; Double[] doubleArray = {1.1,2.2,3.3,4.4,5.0}; Character[] charArray = {'a' , 'b' , 'c' , 'd' , 'e'}; System.out.println("Integer Array :"); genericFunction(intArray); System.out.println(); System.out.println("Double Array : "); genericFunction(doubleArray); System.out.println(); System.out.println("Character Array : "); genericFunction(charArray); } // Generic Function In Java public static <T> void genericFunction(T[] nums){ for(T element : nums){ System.out.print(element + " "); } }}Any Query contect me @AkashKumar
Source: Grepper
Closely Related Answers
xxxxxxxxxx// generic methodspublic <T> List<T> fromArrayToList(T[] a) { return Arrays.stream(a).collect(Collectors.toList()); }public static <T, G> List<G> fromArrayToList(T[] a, Function<T, G> mapperFunction) { return Arrays.stream(a) .map(mapperFunction) .collect(Collectors.toList()); }// bounded genericspublic <T extends Number> List<T> fromArrayToList(T[] a) { }//multiple bounds<T extends Number & Comparable>// upper bound wildcardspublic static void paintAllBuildings(List<? extends Building> buildings) { } // lower bound wildcard<? super T>Source: www.baeldung.com
xxxxxxxxxx// Generic method example 1<T> void fromArrayToCollection(T[] a, Collection<T> c){ for (T o: a){ c.add(o); }}// Generic method example 2public static <T extends SomeClass & SomeInterface> methodName(T o){ o.setterMethod(123);}// Generic method example 3public static <T> Stack <T> loadFromArray(Object[] arr, Class<T> type){ Stack <T> stack = new StackArray<>(arr.length); for (Object o:arr){ if (type.isInstance(o)){ stack.push( (T) o); // type checking with "isInstance" and casting. "instanceof" will not work here. } }}<Car> c = loadFromArray(object_arr_of_cars, Car.class);Source: Grepper
xxxxxxxxxxpublic <T> List<T> fromArrayToList(T[] a) { return Arrays.stream(a).collect(Collectors.toList());}Source: Grepper
xxxxxxxxxxpublic class Box<T> { private T content; public void setContent(T content) { this.content = content; } public T getContent() { return content; }}Source: chat.openai.com
xxxxxxxxxxpublic static T GetQueryString<T>(string key, T defaultValue) {}Source: stackoverflow.com
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