Program: 80171
Project: 80171
Buggy source:
/** 
 * Given our key, persistentClass from   {@link org.apache.gora.cassandra.store.CassandraStore#initialize(Class,Class,Properties)}we make best efforts to dictate our data model.  We make a quick check within   {@link org.apache.gora.cassandra.store.CassandraClient#checkKeyspace(String) to see if our keyspace has already been invented, this simple check prevents us from  recreating the keyspace if it already exists.  We then simple specify (based on the input keyclass) an appropriate serializer}via   {@link org.apache.gora.cassandra.serializers.GoraSerializerTypeInferer} beforedefining a mutator from and by which we can mutate this object.
 * @param keyClass the Key by which we wish o assign a record object
 * @param persistentClass the generated {@link org.apache.org.gora.persistency.Peristent} bean representing the data.
 * @param properties key value pairs from gora.properties
 * @throws Exception
 */
public void initialize(Class<K> keyClass,Class<T> persistentClass,Properties properties) throws Exception {
  this.keyClass=keyClass;
  this.persistentClass=persistentClass;
  this.cassandraMapping=CassandraMappingManager.getManager().get(persistentClass);
  Map<String,String> accessMap=null;
  if (properties != null) {
    String username=properties.getProperty("String_Node_Str");
    if (username != null) {
      accessMap=new HashMap<>();
      accessMap.put("String_Node_Str",username);
      String password=properties.getProperty("String_Node_Str");
      if (password != null) {
        accessMap.put("String_Node_Str",password);
      }
    }
  }
  this.cluster=HFactory.getOrCreateCluster(this.cassandraMapping.getClusterName(),new CassandraHostConfigurator(this.cassandraMapping.getHostName()),accessMap);
  checkKeyspace();
  this.keyspace=HFactory.createKeyspace(this.cassandraMapping.getKeyspaceName(),this.cluster);
  this.keySerializer=GoraSerializerTypeInferer.getSerializer(keyClass);
  if (this.keySerializer == null)   LOG.error("String_Node_Str" + keyClass + "String_Node_Str");
  this.mutator=HFactory.createMutator(this.keyspace,this.keySerializer);
}

Fixed version (ground truth):
/** 
 * Given our key, persistentClass from  {@link org.apache.gora.cassandra.store.CassandraStore#initialize(Class,Class,Properties)}we make best efforts to dictate our data model. We make a quick check within   {@link org.apache.gora.cassandra.store.CassandraClient#checkKeyspace() }to see if our keyspace has already been invented, this simple check prevents us from recreating the keyspace if it already exists. We then simple specify (based on the input keyclass) an appropriate serializer via   {@link org.apache.gora.cassandra.serializers.GoraSerializerTypeInferer} beforedefining a mutator from and by which we can mutate this object.
 * @param keyClass        the Key by which we wish o assign a record object
 * @param persistentClass the generated {@link org.apache.gora.persistency.Persistent} bean representing the data.
 * @param properties      key value pairs from gora.properties
 * @throws Exception
 */
public void initialize(Class<K> keyClass,Class<T> persistentClass,Properties properties) throws Exception {
  this.keyClass=keyClass;
  this.persistentClass=persistentClass;
  this.cassandraMapping=CassandraMappingManager.getManager().get(persistentClass);
  Map<String,String> accessMap=null;
  if (properties != null) {
    String username=properties.getProperty("String_Node_Str");
    if (username != null) {
      accessMap=new HashMap<>();
      accessMap.put("String_Node_Str",username);
      String password=properties.getProperty("String_Node_Str");
      if (password != null) {
        accessMap.put("String_Node_Str",password);
      }
    }
  }
  this.cluster=HFactory.getOrCreateCluster(this.cassandraMapping.getClusterName(),new CassandraHostConfigurator(this.cassandraMapping.getHostName()),accessMap);
  checkKeyspace();
  this.keyspace=HFactory.createKeyspace(this.cassandraMapping.getKeyspaceName(),this.cluster);
  this.keySerializer=GoraSerializerTypeInferer.getSerializer(keyClass);
  if (this.keySerializer == null)   LOG.error("String_Node_Str" + keyClass + "String_Node_Str");
  this.mutator=HFactory.createMutator(this.keyspace,this.keySerializer);
}