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package org.glassfish.web.ha;
import org.glassfish.security.common.NonceInfo;
import org.glassfish.security.common.CNonceCache;
import com.sun.enterprise.security.CNonceCacheFactory;
import java.util.Collection;
import java.util.Map;
import java.util.Set;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.glassfish.ha.store.api.BackingStore;
import org.glassfish.ha.store.api.BackingStoreConfiguration;
import org.glassfish.ha.store.api.BackingStoreException;
import org.glassfish.ha.store.api.BackingStoreFactory;
import javax.inject.Inject;
import org.glassfish.web.ha.session.management.HAStoreBase;
import org.jvnet.hk2.annotations.Service;
import org.glassfish.hk2.api.ServiceLocator;
import org.glassfish.hk2.api.PerLookup;
import com.sun.web.security.CNonceCacheImpl;
/**
*
* @author vbkumarjayanti
*/
@Service(name="HA-CNonceCache")
@PerLookup
public class HACNonceCacheImpl implements CNonceCache {
@Inject
private ServiceLocator services;
private CNonceCacheImpl localStore;
private BackingStore<String, NonceInfo> backingStore = null;
private String storeName = null;
private Map<String, String> props;
private static final String BS_TYPE_REPLICATED ="replicated";
private static final Logger logger =
HAStoreBase._logger;
public HACNonceCacheImpl() {
}
/**
* @param cnonceCacheSize the cnonceCacheSize to set
*/
@Override
public void setCnonceCacheSize(long cnonceCacheSize) {
localStore.setCnonceCacheSize(cnonceCacheSize);
}
/**
* @param nonceValidity the nonceValidity to set
*/
@Override
public void setNonceValidity(long nonceValidity) {
localStore.setNonceValidity(nonceValidity);
}
/**
* @return the cnonceCacheSize
*/
@Override
public long getCnonceCacheSize() {
return localStore.getCnonceCacheSize();
}
/**
* @return the nonceValidity
*/
@Override
public long getNonceValidity() {
return localStore.getNonceValidity();
}
@Override
public int size() {
return localStore.size();
}
@Override
public boolean isEmpty() {
return localStore.isEmpty();
}
@Override
public boolean containsKey(Object o) {
return localStore.containsKey((String)o);
}
@Override
public boolean containsValue(Object o) {
return localStore.containsValue((NonceInfo)o);
}
@Override
public NonceInfo get(Object o) {
NonceInfo ret = localStore.get((String)o);
if (ret == null && backingStore != null) {
try {
return backingStore.load((String)o, null);
} catch (BackingStoreException ex) {
// TODO exception message
logger.log(Level.WARNING,null,ex);
}
}
return ret;
}
@Override
public NonceInfo put(String k, NonceInfo v) {
NonceInfo ret = localStore.put(k, v);
if (backingStore == null) {
return ret;
}
try {
if (removeEldestEntry(null)) {
backingStore.remove(localStore.getEldestCNonce());
}
backingStore.save(k, v, true);
} catch (BackingStoreException ex) {
//TODO: EX message
logger.log(Level.WARNING, null, ex);
}
return ret;
}
@Override
public NonceInfo remove(Object o) {
NonceInfo ret = localStore.remove((String)o);
if (backingStore == null) {
return ret;
}
try {
backingStore.remove((String) o);
} catch (BackingStoreException ex) {
//TODO: EX message
logger.log(Level.WARNING, null, ex);
}
return ret;
}
// we do not need to support the below operation
@Override
public void putAll(Map<? extends String, ? extends NonceInfo> map) {
//localStore.putAll(map);
throw new UnsupportedOperationException("putAll : Not Supported");
}
@Override
public void clear() {
if (backingStore != null) {
for (String s : keySet()) {
try {
backingStore.remove(s);
} catch (BackingStoreException ex) {
//TODO: EX message
logger.log(Level.WARNING, null, ex);
}
}
}
localStore.clear();
}
@Override
public Set<String> keySet() {
return localStore.keySet();
}
@Override
public Collection<NonceInfo> values() {
return localStore.values();
}
@Override
public Set<Entry<String, NonceInfo>> entrySet() {
return localStore.entrySet();
}
protected boolean removeEldestEntry(
Map.Entry<String, NonceInfo> eldest) {
// This is called from a sync so keep it simple
if (size() > getCnonceCacheSize()) {
return true;
}
return false;
}
public void postConstruct() {
localStore = new CNonceCacheImpl();
try {
final BackingStoreConfiguration<String, NonceInfo> bsConfig =
new BackingStoreConfiguration<String, NonceInfo>();
bsConfig.setClusterName(props.get(CNonceCacheFactory.CLUSTER_NAME_PROP)).
setInstanceName(props.get(CNonceCacheFactory.INSTANCE_NAME_PROP)).
setStoreName(storeName).setKeyClazz(String.class)
.setValueClazz(NonceInfo.class);
BackingStoreFactory bsFactory = services.getService(BackingStoreFactory.class, BS_TYPE_REPLICATED);
backingStore = bsFactory.createBackingStore(bsConfig);
} catch (BackingStoreException ex) {
logger.log(Level.WARNING, null, ex);
}
}
@Override
public void init(long size, String name, long validity, Map<String, String> props) {
this.storeName = name;
this.props = props;
postConstruct();
localStore.setCnonceCacheSize(size);
localStore.setNonceValidity(validity);
}
@Override
public void destroy() {
clear();
try {
if (this.backingStore != null) {
this.backingStore.destroy();
}
} catch (Exception ex) {
}
}
}