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76 changes: 76 additions & 0 deletions
76
...main/java/org/apache/pulsar/common/util/collections/ConcurrentTripleLong2LongHashMap.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| package org.apache.pulsar.common.util.collections; | ||
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| import java.util.HashMap; | ||
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| public class ConcurrentTripleLong2LongHashMap { | ||
| public class TripleLong{ | ||
| public long first; | ||
| public long second; | ||
| public long third; | ||
| @Override | ||
| public int hashCode() { | ||
| return Long.hashCode(first) ^ Long.hashCode(second) ^ Long.hashCode(third); | ||
| } | ||
| @Override | ||
| public boolean equals(Object obj) { | ||
| if(obj instanceof TripleLong){ | ||
| TripleLong other = (TripleLong) obj; | ||
| return first == other.first && second == other.second && third == other.third; | ||
| } | ||
| return false; | ||
| } | ||
| } | ||
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| private HashMap<TripleLong, Long> map; | ||
| public ConcurrentTripleLong2LongHashMap(){ | ||
| // TODO: use hashmap for now | ||
| map = new HashMap<>(); | ||
| } | ||
| public void put(long first, long second, long third, long value){ | ||
| TripleLong key = new TripleLong(); | ||
| key.first = first; | ||
| key.second = second; | ||
| key.third = third; | ||
| map.put(key, value); | ||
| } | ||
| public long get(long first, long second, long third){ | ||
| TripleLong key = new TripleLong(); | ||
| key.first = first; | ||
| key.second = second; | ||
| key.third = third; | ||
| return map.get(key); | ||
| } | ||
| public long remove(long first, long second, long third){ | ||
| TripleLong key = new TripleLong(); | ||
| key.first = first; | ||
| key.second = second; | ||
| key.third = third; | ||
| return map.remove(key); | ||
| } | ||
| public boolean containsKey(long first, long second, long third){ | ||
| TripleLong key = new TripleLong(); | ||
| key.first = first; | ||
| key.second = second; | ||
| key.third = third; | ||
| return map.containsKey(key); | ||
| } | ||
| public void clear(){ | ||
| map.clear(); | ||
| } | ||
| public long size(){ | ||
| return map.size(); | ||
| } | ||
| public boolean isEmpty() { | ||
| return map.isEmpty(); | ||
| } | ||
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| public interface TripleLongConsumer { | ||
| void call(long first, long second, long third, long value); | ||
| } | ||
| public void forEach(TripleLongConsumer consumer){ | ||
| for(TripleLong key : map.keySet()){ | ||
| consumer.call(key.first, key.second, key.third, map.get(key)); | ||
| } | ||
| } | ||
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| } |