com.avaje.ebean.cache.ServerCacheStatistics Maven / Gradle / Ivy
package com.avaje.ebean.cache;
/**
* The statistics collected per cache.
*
* These can be monitored to review the effectiveness of a particular cache.
*
*
* Depending on the cache implementation not all the statistics may be collected.
*
*/
public class ServerCacheStatistics {
protected String cacheName;
protected int maxSize;
protected int size;
protected long hitCount;
protected long missCount;
protected long insertCount;
protected long updateCount;
protected long removeCount;
protected long clearCount;
protected long evictionRunCount;
protected long evictionRunMicros;
protected long evictByIdle;
protected long evictByTTL;
protected long evictByLRU;
public String toString() {
//noinspection StringBufferReplaceableByString
StringBuilder sb = new StringBuilder(80);
sb.append(cacheName);
sb.append(" maxSize:").append(maxSize);
sb.append(" size:").append(size);
sb.append(" hitRatio:").append(getHitRatio());
sb.append(" hit:").append(hitCount);
sb.append(" miss:").append(missCount);
sb.append(" insert:").append(insertCount);
sb.append(" update:").append(updateCount);
sb.append(" remove:").append(removeCount);
sb.append(" clear:").append(clearCount);
sb.append(" evictByIdle:").append(evictByIdle);
sb.append(" evictByTTL:").append(evictByTTL);
sb.append(" evictByLRU:").append(evictByLRU);
sb.append(" evictionRunCount:").append(evictionRunCount);
sb.append(" evictionRunMicros:").append(evictionRunMicros);
return sb.toString();
}
/**
* Returns an int from 0 to 100 (percentage) for the hit ratio.
*
* A hit ratio of 100 means every get request against the cache hits an entry.
*
*/
public int getHitRatio() {
long totalCount = hitCount + missCount;
if (totalCount == 0) {
return 0;
} else {
return (int)(hitCount * 100 / totalCount);
}
}
/**
* Return the name of the cache.
*/
public String getCacheName() {
return cacheName;
}
/**
* Set the name of the cache.
*/
public void setCacheName(String cacheName) {
this.cacheName = cacheName;
}
/**
* Return the hit count. The number of successful gets.
*/
public long getHitCount() {
return hitCount;
}
/**
* Set the hit count.
*/
public void setHitCount(long hitCount) {
this.hitCount = hitCount;
}
/**
* Return the miss count. The number of gets that returned null.
*/
public long getMissCount() {
return missCount;
}
/**
* Set the miss count.
*/
public void setMissCount(long missCount) {
this.missCount = missCount;
}
/**
* Return the size of the cache.
*/
public int getSize() {
return size;
}
/**
* Set the size of the cache.
*/
public void setSize(int size) {
this.size = size;
}
/**
* Return the maximum size of the cache.
*
* Can be used in conjunction with the size to determine if the cache use is
* being potentially limited by its maximum size.
*
*/
public int getMaxSize() {
return maxSize;
}
/**
* Set the maximum size of the cache.
*/
public void setMaxSize(int maxSize) {
this.maxSize = maxSize;
}
/**
* Set the put insert count.
*/
public void setInsertCount(long insertCount) {
this.insertCount = insertCount;
}
/**
* Return the put insert count.
*/
public long getInsertCount() {
return insertCount;
}
/**
* Set the put update count.
*/
public void setUpdateCount(long updateCount) {
this.updateCount = updateCount;
}
/**
* Return the put update count.
*/
public long getUpdateCount() {
return updateCount;
}
/**
* Set the remove count.
*/
public void setRemoveCount(long removeCount) {
this.removeCount = removeCount;
}
/**
* Return the remove count.
*/
public long getRemoveCount() {
return removeCount;
}
/**
* Set the clear count.
*/
public void setClearCount(long clearCount) {
this.clearCount = clearCount;
}
/**
* Return the clear count.
*/
public long getClearCount() {
return clearCount;
}
/**
* Set the eviction run count.
*/
public void setEvictionRunCount(long evictCount) {
this.evictionRunCount = evictCount;
}
/**
* Return the eviction run count.
*/
public long getEvictionRunCount() {
return evictionRunCount;
}
/**
* Set the eviction run time in micros.
*/
public void setEvictionRunMicros(long evictionRunMicros) {
this.evictionRunMicros = evictionRunMicros;
}
/**
* Return the eviction run time in micros.
*/
public long getEvictionRunMicros() {
return evictionRunMicros;
}
/**
* Set the count of entries evicted due to idle time.
*/
public void setEvictByIdle(long evictByIdle) {
this.evictByIdle = evictByIdle;
}
/**
* Return the count of entries evicted due to idle time.
*/
public long getEvictByIdle() {
return evictByIdle;
}
/**
* Set the count of entries evicted due to time to live.
*/
public void setEvictByTTL(long evictByTTL) {
this.evictByTTL = evictByTTL;
}
/**
* Return the count of entries evicted due to time to live.
*/
public long getEvictByTTL() {
return evictByTTL;
}
/**
* Set the count of entries evicted due to time least recently used.
*/
public void setEvictByLRU(long evictByLRU) {
this.evictByLRU = evictByLRU;
}
/**
* Return the count of entries evicted due to time least recently used.
*/
public long getEvictByLRU() {
return evictByLRU;
}
}