Program: 175989
Project: 175989
Buggy source:
/** 
 * Create Update CQL query from a given JPA query.
 * @param kunderaQuery
 * @return
 */
public String createUpdateQuery(KunderaQuery kunderaQuery){
  EntityMetadata metadata=kunderaQuery.getEntityMetadata();
  MetamodelImpl metaModel=(MetamodelImpl)kunderaMetadata.getApplicationMetadata().getMetamodel(metadata.getPersistenceUnit());
  CQLTranslator translator=new CQLTranslator();
  String update_Query=translator.UPDATE_QUERY;
  String tableName=metadata.getTableName();
  update_Query=StringUtils.replace(update_Query,CQLTranslator.COLUMN_FAMILY,translator.ensureCase(new StringBuilder(),tableName,false).toString());
  StringBuilder builder=new StringBuilder(update_Query);
  Object ttlColumns=((CassandraClientBase)persistenceDelegeator.getClient(metadata)).getTtlValues().get(metadata.getTableName());
  if (ttlColumns != null && ttlColumns instanceof Integer) {
    int ttl=((Integer)ttlColumns).intValue();
    if (ttl != 0) {
      builder.append("String_Node_Str");
      builder.append(ttl);
      builder.append("String_Node_Str");
    }
  }
  builder.append(CQLTranslator.ADD_SET_CLAUSE);
  for (  UpdateClause updateClause : kunderaQuery.getUpdateClauseQueue()) {
    String property=updateClause.getProperty();
    String jpaColumnName=getColumnName(metadata,property);
    Object value=updateClause.getValue();
    translator.buildSetClause(metadata,builder,jpaColumnName,value);
  }
  builder.delete(builder.lastIndexOf(CQLTranslator.COMMA_STR),builder.length());
  builder.append(CQLTranslator.ADD_WHERE_CLAUSE);
  Class compoundKeyClass=metadata.getIdAttribute().getBindableJavaType();
  EmbeddableType compoundKey=null;
  String idColumn;
  if (metaModel.isEmbeddable(compoundKeyClass)) {
    compoundKey=metaModel.embeddable(compoundKeyClass);
    idColumn=((AbstractAttribute)metadata.getIdAttribute()).getJPAColumnName();
  }
 else {
    idColumn=((AbstractAttribute)metadata.getIdAttribute()).getJPAColumnName();
  }
  onCondition(metadata,metaModel,compoundKey,idColumn,builder,false,translator,false);
  return builder.toString();
}

Fixed version (ground truth):
/** 
 * Create Update CQL query from a given JPA query.
 * @param kunderaQuery
 * @return
 */
public String createUpdateQuery(KunderaQuery kunderaQuery){
  EntityMetadata metadata=kunderaQuery.getEntityMetadata();
  MetamodelImpl metaModel=(MetamodelImpl)kunderaMetadata.getApplicationMetadata().getMetamodel(metadata.getPersistenceUnit());
  CQLTranslator translator=new CQLTranslator();
  String update_Query=translator.UPDATE_QUERY;
  String tableName=metadata.getTableName();
  update_Query=StringUtils.replace(update_Query,CQLTranslator.COLUMN_FAMILY,translator.ensureCase(new StringBuilder(),tableName,false).toString());
  StringBuilder builder=new StringBuilder(update_Query);
  Object ttlColumns=((CassandraClientBase)persistenceDelegeator.getClient(metadata)).getTtlValues().get(metadata.getTableName());
  if ((ttlColumns != null && ttlColumns instanceof Integer) || this.ttl != null) {
    int ttl=this.ttl != null ? this.ttl : ((Integer)ttlColumns).intValue();
    if (ttl != 0) {
      builder.append("String_Node_Str");
      builder.append(ttl);
      builder.append("String_Node_Str");
    }
  }
  builder.append(CQLTranslator.ADD_SET_CLAUSE);
  for (  UpdateClause updateClause : kunderaQuery.getUpdateClauseQueue()) {
    String property=updateClause.getProperty();
    String jpaColumnName=getColumnName(metadata,property);
    Object value=updateClause.getValue();
    translator.buildSetClause(metadata,builder,jpaColumnName,value);
  }
  builder.delete(builder.lastIndexOf(CQLTranslator.COMMA_STR),builder.length());
  builder.append(CQLTranslator.ADD_WHERE_CLAUSE);
  Class compoundKeyClass=metadata.getIdAttribute().getBindableJavaType();
  EmbeddableType compoundKey=null;
  String idColumn;
  if (metaModel.isEmbeddable(compoundKeyClass)) {
    compoundKey=metaModel.embeddable(compoundKeyClass);
    idColumn=((AbstractAttribute)metadata.getIdAttribute()).getJPAColumnName();
  }
 else {
    idColumn=((AbstractAttribute)metadata.getIdAttribute()).getJPAColumnName();
  }
  onCondition(metadata,metaModel,compoundKey,idColumn,builder,false,translator,false);
  return builder.toString();
}