接口的使用
org.apache.flink.runtime.state.PriorityComparator

使用PriorityComparator的程序包

程序包	说明
org.apache.flink.runtime.state
org.apache.flink.runtime.state.heap	This package contains the classes for key/value state backends that store the state on the JVM heap as objects.

org.apache.flink.runtime.state中PriorityComparator的使用

声明为PriorityComparator的org.apache.flink.runtime.state中的字段

限定符和类型	字段和说明
static PriorityComparator<? extends PriorityComparable<Object>>	PriorityComparator.FOR_PRIORITY_COMPARABLE_OBJECTS

返回PriorityComparator的org.apache.flink.runtime.state中的方法

限定符和类型	方法和说明
static <T extends PriorityComparable<?>> PriorityComparator<T>	PriorityComparator.forPriorityComparableObjects()

org.apache.flink.runtime.state.heap中PriorityComparator的使用

声明为PriorityComparator的org.apache.flink.runtime.state.heap中的字段

限定符和类型	字段和说明
protected PriorityComparator<T>	HeapPriorityQueue.elementPriorityComparator Comparator for the priority of contained elements.

参数类型为PriorityComparator的org.apache.flink.runtime.state.heap中的方法

限定符和类型	方法和说明
PQS	KeyGroupPartitionedPriorityQueue.PartitionQueueSetFactory.create(int keyGroupId, int numKeyGroups, KeyExtractorFunction<T> keyExtractorFunction, PriorityComparator<T> elementPriorityComparator) Creates a new queue for a given key-group partition.

参数类型为PriorityComparator的org.apache.flink.runtime.state.heap中的构造器

构造器和说明
HeapPriorityQueue(PriorityComparator<T> elementPriorityComparator, int minimumCapacity) Creates an empty HeapPriorityQueue with the requested initial capacity.
HeapPriorityQueueSet(PriorityComparator<T> elementPriorityComparator, KeyExtractorFunction<T> keyExtractor, int minimumCapacity, KeyGroupRange keyGroupRange, int totalNumberOfKeyGroups) Creates an empty HeapPriorityQueueSet with the requested initial capacity.
KeyGroupPartitionedPriorityQueue(KeyExtractorFunction<T> keyExtractor, PriorityComparator<T> elementPriorityComparator, KeyGroupPartitionedPriorityQueue.PartitionQueueSetFactory<T,PQ> orderedCacheFactory, KeyGroupRange keyGroupRange, int totalKeyGroups)