Examples with EntityFieldMetaData com.datastax.driver.mapping.meta.EntityFieldMetaData used on opensource projects

Example 16 with EntityFieldMetaData

use of com.datastax.driver.mapping.meta.EntityFieldMetaData in project cassandra-driver-mapping by valchkou.

the class MappingBuilder method prepareDelete.

public static <T> BoundStatement prepareDelete(Object id, Class<T> clazz, String propertyName, String keyspace, Session session) {
    EntityTypeMetadata emeta = EntityTypeParser.getEntityMetadata(clazz);
    EntityFieldMetaData fmeta = emeta.getFieldMetadata(propertyName);
    Delete delete = QueryBuilder.delete(fmeta.getColumnName()).from(keyspace, emeta.getTableName());
    List<String> pkCols = emeta.getPkColumns();
    for (String col : pkCols) {
        delete.where(eq(col, QueryBuilder.bindMarker()));
    }
    return prepareBoundStatement(id, emeta, delete, pkCols, session);
}

Example 17 with EntityFieldMetaData

use of com.datastax.driver.mapping.meta.EntityFieldMetaData in project cassandra-driver-mapping by valchkou.

the class MappingBuilder method getSelectCacheKey.

private static String getSelectCacheKey(String table, Session session, List<EntityFieldMetaData> fields) {
    StringBuilder sb = new StringBuilder();
    for (EntityFieldMetaData property : fields) {
        sb.append(property.getColumnName());
        sb.append('|');
    }
    return getCacheKey(table + sb.toString(), session);
}

Example 18 with EntityFieldMetaData

use of com.datastax.driver.mapping.meta.EntityFieldMetaData in project cassandra-driver-mapping by valchkou.

the class CreateTable method getQueryString.

@Override
public String getQueryString() {
    StringBuilder columns = new StringBuilder();
    for (EntityFieldMetaData fd : entityMetadata.getFields()) {
        columns.append(fd.getColumnName());
        columns.append(" ");
        if (fd.isGenericType()) {
            columns.append(fd.getGenericDef());
        } else {
            columns.append(fd.getDataType().toString());
        }
        if (fd.isStatic()) {
            columns.append(" static");
        }
        columns.append(", ");
    }
    String pk = entityMetadata.getPkDefinition();
    String tableName = entityMetadata.getTableName();
    if (keyspace != null) {
        tableName = keyspace + "." + tableName;
    }
    StringBuilder sb = new StringBuilder();
    sb.append(String.format(CREATE_TABLE_TEMPLATE_CQL, tableName, columns.toString(), pk));
    if (entityMetadata.getProperties() != null) {
        Iterator<String> it = entityMetadata.getProperties().iterator();
        if (it.hasNext()) {
            sb.append(String.format(OPT_FIST, it.next()));
        }
        while (it.hasNext()) {
            sb.append(String.format(OPT_NEXT, it.next()));
        }
    }
    return sb.toString();
}