本文整理汇总了Java中java.util.Deque.offerFirst方法的典型用法代码示例。如果您正苦于以下问题：Java Deque.offerFirst方法的具体用法？Java Deque.offerFirst怎么用？Java Deque.offerFirst使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类java.util.Deque的用法示例。
在下文中一共展示了Deque.offerFirst方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: dequeStuff
import java.util.Deque; //导入方法依赖的package包/类
static void dequeStuff() {
Deque<Object> d = new ArrayDeque<>();
// BUG: Diagnostic contains: passing @Nullable parameter 'null' where @NonNull is required
d.add(null);
// BUG: Diagnostic contains: passing @Nullable parameter 'null' where @NonNull is required
d.addFirst(null);
// BUG: Diagnostic contains: passing @Nullable parameter 'null' where @NonNull is required
d.addLast(null);
// BUG: Diagnostic contains: passing @Nullable parameter 'null' where @NonNull is required
d.offerFirst(null);
// BUG: Diagnostic contains: passing @Nullable parameter 'null' where @NonNull is required
d.offerLast(null);
// BUG: Diagnostic contains: passing @Nullable parameter 'null' where @NonNull is required
d.offer(null);
// BUG: Diagnostic contains: passing @Nullable parameter 'null' where @NonNull is required
d.push(null);
// BUG: Diagnostic contains: passing @Nullable parameter 'null' where @NonNull is required
d.toArray(null);
}
示例2: main
import java.util.Deque; //导入方法依赖的package包/类
public static void main(String[] args) {
Deque<Integer> deque = new LinkedList<>();
// OFFER - add some data into queue
deque.offer(5);
deque.offer(4);
deque.offer(2);
deque.offerFirst(1);
deque.offerLast(9);
System.out.println("After offer data. Size: " + deque.size()+", content: " + deque.toString());
// PEEK - view data from first or last, without remove it
System.out.println("Peek First is " + deque.peekFirst()+", Peek Last is "
+ deque.peekLast()+", Peek is "+ deque.peek());
// POLL - removeing, head or tail data from queue
System.out.println("Poll head data is " + deque.pollFirst()+
", poll last data is " + deque.pollLast()+
", poll is " + deque.poll()+
", content: " + deque.toString());
}
示例3: testOfferFirstOrigin
import java.util.Deque; //导入方法依赖的package包/类
@Test
public void testOfferFirstOrigin() {
Deque<Integer> queue = new ArrayDeque<Integer>();
queue.offerFirst(1);
queue.offerFirst(2);
queue.offerFirst(3);
assertThat(queue).containsExactly(3, 2, 1);
}
示例4: handleEnter
import java.util.Deque; //导入方法依赖的package包/类
public static final Map<Object,Object> handleEnter(Map<Object,Object> context,
Deque<IInterceptor> queue,
Deque<IInterceptor> stack,
List<Predicate<Map<Object,Object>>> terminators) {
//NOTE: It's assumed the queue has been null-checked by this point
while (queue.size() > 0) {
IInterceptor interceptor = queue.pollFirst();
if (interceptor == null) {
context.remove("dais.queue");
return handleLeave(context, stack);
}
stack.offerFirst(interceptor);
try {
context = IInterceptor.enter(interceptor, context);
if (context.get("error") != null) {
return handleError(context, interceptor, stack);
}
} catch (Throwable t) {
context.put("error", t);
return handleError(context, interceptor, stack);
}
if (terminators != null) {
for (Predicate p : terminators) {
if (p != null && p.test(context)) {
context.remove("dais.queue");
return handleLeave(context, stack);
}
}
}
}
return context;
}
示例5: handleArrayEnter
import java.util.Deque; //导入方法依赖的package包/类
public static final Map<Object,Object> handleArrayEnter(Map<Object,Object> context,
IInterceptor[] queue,
Deque<IInterceptor> stack,
List<Predicate<Map<Object,Object>>> terminators) {
//NOTE: It's assumed the queue has been null-checked by this point
for(IInterceptor interceptor : queue) {
if (interceptor == null) {
context.remove("dais.queue");
return handleLeave(context, stack);
}
stack.offerFirst(interceptor);
try {
context = IInterceptor.enter(interceptor, context);
if (context.get("error") != null) {
return handleError(context, interceptor, stack);
}
} catch (Throwable t) {
context.put("error", t);
return handleError(context, interceptor, stack);
}
if (terminators != null) {
for (Predicate p : terminators) {
if (p != null && p.test(context)) {
context.remove("dais.queue");
return handleLeave(context, stack);
}
}
}
}
return context;
}
示例6: exploreChildrenDFS
import java.util.Deque; //导入方法依赖的package包/类
private void exploreChildrenDFS(
Map<TypeElement, Set<TypeElement>> dependencies,
TypeElement element,
Deque<TypeElement> stack,
Set<TypeElement> visited
) {
visited.add(element);
for (TypeElement childVertex : dependencies.get(element)) {
if (!visited.contains(childVertex)) {
exploreChildrenDFS(dependencies, childVertex, stack, visited);
}
}
stack.offerFirst(element);
}