Java Doc for BinaryHeapQueue.java in  » Rule-Engine » drolls-Rule-Engine » org » drools » util » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Rule Engine » drolls Rule Engine » org.drools.util   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.drools.util.BinaryHeapQueue BinaryHeapQueue public class BinaryHeapQueue implements Queue,Serializable(Code) Constructor Summary public   BinaryHeapQueue(Comparator comparator)      Constructs a new BinaryHeap that will use the given comparator to order its elements. public   BinaryHeapQueue(Comparator comparator, int capacity)      Constructs a new BinaryHeap. Method Summary public  void clear()      Clears all elements from queue. public  Queueable dequeue()      Returns the Queueable on top of heap and remove it. public  Queueable dequeue(int index)      public  void enqueue(Queueable element)      Inserts an Queueable into queue. public  Queueable[] getQueueable()      public  boolean isEmpty()      Tests if queue is empty. public  boolean isFull()      Tests if queue is full. public  int size()      Returns the number of elements in this heap. public  Object[] toArray()      public  Object[] toArray(Object a)      Constructor Detail BinaryHeapQueue public BinaryHeapQueue(Comparator comparator)(Code) Constructs a new BinaryHeap that will use the given comparator to order its elements. Parameters:   comparator - the comparator used to order the elements, nullmeans use natural order BinaryHeapQueue public BinaryHeapQueue(Comparator comparator, int capacity)(Code) Constructs a new BinaryHeap. Parameters:   comparator - the comparator used to order the elements, nullmeans use natural order Parameters:   capacity - the initial capacity for the heap throws:   IllegalArgumentException - if capacity is <= 0 Method Detail clear public void clear()(Code) Clears all elements from queue. dequeue public Queueable dequeue() throws NoSuchElementException(Code) Returns the Queueable on top of heap and remove it. the Queueable at top of heap throws:   NoSuchElementException - if isEmpty() == true dequeue public Queueable dequeue(int index)(Code) Parameters:   index - enqueue public void enqueue(Queueable element)(Code) Inserts an Queueable into queue. Parameters:   element - the Queueable to be inserted getQueueable public Queueable[] getQueueable()(Code) isEmpty public boolean isEmpty()(Code) Tests if queue is empty. true if queue is empty; falseotherwise. isFull public boolean isFull()(Code) Tests if queue is full. true if queue is full; falseotherwise. size public int size()(Code) Returns the number of elements in this heap. the number of elements in this heap toArray public Object[] toArray()(Code) toArray public Object[] toArray(Object a)(Code) Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)