Java Code Examples for java.util.concurrent.ConcurrentHashMap#searchValues()
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java.util.concurrent.ConcurrentHashMap#searchValues() .
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Example 1
Source File: Main.java From Java-Coding-Problems with MIT License | 6 votes |
public static void main(String[] args) { ConcurrentHashMap<Integer, String> map = new ConcurrentHashMap<>(); map.put(1, "Tylor"); map.put(2, "Jenny"); map.put(3, "Tymmy"); map.put(4, "Anna"); map.put(5, "Tysha"); map.put(6, "Maria"); System.out.println("Map: \n" + map); Integer key = map.search(2, (k, v) -> v.length() < 5 ? k : null); System.out.println("\nFind key via search(): " + key); Map.Entry<Integer, String> entry = map.searchEntries(2, (e) -> e.getValue().startsWith("A") ? e : null); System.out.println("\nFind entry via searchEntries(): " + entry); Integer keyFound = map.searchKeys(2, (k) -> k > 4 ? k : null); System.out.println("\nFind key via searchKeys(): " + keyFound); String valueFound = map.searchValues(2, (v) -> v.startsWith("M") ? v : null); System.out.println("\nFind value via searchValues(): " + valueFound); }
Example 2
Source File: ProgMainExecServConcurrentHashMap09.java From javase with MIT License | 5 votes |
private static void testSearch() { ConcurrentHashMap<String, String> map = new ConcurrentHashMap<>(); map.putIfAbsent("foo", "bar"); map.putIfAbsent("han", "solo"); map.putIfAbsent("r2", "d2"); map.putIfAbsent("c3", "p0"); System.out.println("\nsearch()\n"); String result1 = map.search(1, (key, value) -> { System.out.println(Thread.currentThread().getName()); if (key.equals("foo") && value.equals("bar")) { return "foobar"; } return null; }); System.out.println(result1); System.out.println("\nsearchValues()\n"); String result2 = map.searchValues(1, value -> { System.out.println(Thread.currentThread().getName()); if (value.length() > 3) { return value; } return null; }); System.out.println(result2); }
Example 3
Source File: ConcurrentHashMap1.java From javacore with Creative Commons Attribution Share Alike 4.0 International | 5 votes |
private static void testSearch() { ConcurrentHashMap<String, String> map = new ConcurrentHashMap<>(); map.putIfAbsent("foo", "bar"); map.putIfAbsent("han", "solo"); map.putIfAbsent("r2", "d2"); map.putIfAbsent("c3", "p0"); System.out.println("\nsearch()\n"); String result1 = map.search(1, (key, value) -> { System.out.println(Thread.currentThread().getName()); if ("foo".equals(key) && "bar".equals(value)) { return "foobar"; } return null; }); System.out.println(result1); System.out.println("\nsearchValues()\n"); String result2 = map.searchValues(1, value -> { System.out.println(Thread.currentThread().getName()); if (value.length() > 3) { return value; } return null; }); System.out.println(result2); }
Example 4
Source File: ConcurrentHashMap1.java From java8-tutorial with MIT License | 5 votes |
private static void testSearch() { ConcurrentHashMap<String, String> map = new ConcurrentHashMap<>(); map.putIfAbsent("foo", "bar"); map.putIfAbsent("han", "solo"); map.putIfAbsent("r2", "d2"); map.putIfAbsent("c3", "p0"); System.out.println("\nsearch()\n"); String result1 = map.search(1, (key, value) -> { System.out.println(Thread.currentThread().getName()); if (key.equals("foo") && value.equals("bar")) { return "foobar"; } return null; }); System.out.println(result1); System.out.println("\nsearchValues()\n"); String result2 = map.searchValues(1, value -> { System.out.println(Thread.currentThread().getName()); if (value.length() > 3) { return value; } return null; }); System.out.println(result2); }