Example usage for java.util.concurrent ConcurrentHashMap newKeySet

Introduction

In this page you can find the example usage for java.util.concurrent ConcurrentHashMap newKeySet.

Prototype

public static <K> KeySetView<K, Boolean> newKeySet()

Source Link

Document

Creates a new Set backed by a ConcurrentHashMap from the given type to Boolean.TRUE .

Usage

From source file:ubicrypt.core.Utils.java

public static <T> Set<T> copySynchronized(final Set<T> set) {
    final Set<T> ret = ConcurrentHashMap.newKeySet();
    ret.addAll(set);/*w  ww  .  j  a  va2 s . c o  m*/
    return ret;
}

From source file:uk.gov.gchq.koryphe.serialisation.json.SimpleClassNameCache.java

private static Set<Class> createParentClasses() {
    final Set<Class> newParentClasses = ConcurrentHashMap.newKeySet();
    newParentClasses.addAll(DEFAULT_PARENT_CLASSES);
    for (final Class clazz : ReflectionUtil.getAnnotatedTypes(JsonSimpleClassName.class)) {
        final JsonSimpleClassName anno = (JsonSimpleClassName) clazz.getAnnotation(JsonSimpleClassName.class);
        if (null != anno) {
            if (anno.includeSubtypes()) {
                newParentClasses.add(clazz);
            }/* w  w  w  .jav  a2  s  .  c om*/
        }
    }

    return newParentClasses;
}