@Override
public String getStatus() {
// MIRRORS the OLD status report
final StringBuilder buf = new StringBuilder();
buf.append("** Memory report\n");
buf.append("freeMemory: ").append(Runtime.getRuntime().freeMemory());
buf.append(" totalMemory: ");
buf.append(Runtime.getRuntime().totalMemory());
buf.append(" maxMemory: ");
buf.append(Runtime.getRuntime().maxMemory());
buf.append("\n\n");
String[] allCacheNames = cacheManager.getCacheNames();
Arrays.sort(allCacheNames);
ArrayList<Ehcache> caches = new ArrayList<Ehcache>(allCacheNames.length);
for (String cacheName : allCacheNames) {
Ehcache cache = cacheManager.getCache(cacheName);
caches.add(cache);
}
// summary (cache descriptions)
for (Ehcache cache : caches) {
Cache c = new EhcacheCache(cache);
buf.append(c.getDescription()).append("\n");
}
// extended report
// TODO probably should remove this
buf.append("\n** Extended Cache Report\n");
for (Ehcache cache : caches) {
buf.append(cache.toString());
buf.append("\n");
}
// config report
buf.append("\n** Current Cache Configurations\n");
// determine whether to use old or new form keys
boolean legacyKeys = true; // set true for a 2.9/BasicMemoryService compatible set of keys
String maxKey = "maxEntries";
String ttlKey = "timeToLive";
String ttiKey = "timeToIdle";
String eteKey = "eternal";
//noinspection ConstantConditions
if (legacyKeys) {
maxKey = "maxElementsInMemory";
ttlKey = "timeToLiveSeconds";
ttiKey = "timeToIdleSeconds";
}
// DEFAULT cache config
CacheConfiguration defaults = cacheManager.getConfiguration().getDefaultCacheConfiguration();
long maxEntriesDefault = defaults.getMaxEntriesLocalHeap();
long ttlSecsDefault = defaults.getTimeToLiveSeconds();
long ttiSecsDefault = defaults.getTimeToIdleSeconds();
boolean eternalDefault = defaults.isEternal();
buf.append("# DEFAULTS: ")
.append(maxKey)
.append("=")
.append(maxEntriesDefault)
.append(",")
.append(ttlKey)
.append("=")
.append(ttlSecsDefault)
.append(",")
.append(ttiKey)
.append("=")
.append(ttiSecsDefault)
.append(",")
.append(eteKey)
.append("=")
.append(eternalDefault)
.append("\n");
// new: timeToLive=600,timeToIdle=360,maxEntries=5000,eternal=false
// old: timeToLiveSeconds=3600,timeToIdleSeconds=900,maxElementsInMemory=20000,eternal=false
for (Ehcache cache : caches) {
long maxEntries = cache.getCacheConfiguration().getMaxEntriesLocalHeap();
long ttlSecs = cache.getCacheConfiguration().getTimeToLiveSeconds();
long ttiSecs = cache.getCacheConfiguration().getTimeToIdleSeconds();
boolean eternal = cache.getCacheConfiguration().isEternal();
if (maxEntries == maxEntriesDefault
&& ttlSecs == ttlSecsDefault
&& ttiSecs == ttiSecsDefault
&& eternal == eternalDefault) {
// Cache ONLY uses the defaults
buf.append("# memory.").append(cache.getName()).append(" *ALL DEFAULTS*\n");
} else {
// NOT only defaults cache, show the settings that differ from the defaults
buf.append("memory.").append(cache.getName()).append("=");
boolean first = true;
if (maxEntries != maxEntriesDefault) {
//noinspection ConstantConditions
first = addKeyValueToConfig(buf, maxKey, maxEntries, first);
}
if (ttlSecs != ttlSecsDefault) {
first = addKeyValueToConfig(buf, ttlKey, ttlSecs, first);
}
if (ttiSecs != ttiSecsDefault) {
first = addKeyValueToConfig(buf, ttiKey, ttiSecs, first);
}
if (eternal != eternalDefault) {
addKeyValueToConfig(buf, eteKey, eternal, first);
}
buf.append("\n");
// TODO remove the overflow to disk check
//noinspection deprecation
if (cache.getCacheConfiguration().isOverflowToDisk()) {
// overflowToDisk. maxEntriesLocalDisk
buf.append("# NOTE: ")
.append(cache.getName())
.append(" is configured for Overflow(disk), ")
.append(cache.getCacheConfiguration().getMaxEntriesLocalDisk())
.append(" entries\n");
}
}
}
final String rv = buf.toString();
log.info(rv);
return rv;
}
