001/* 002 * (C) Copyright 2006-2011 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Florent Guillaume 018 */ 019package org.nuxeo.ecm.core.storage.sql.jdbc; 020 021import java.io.Serializable; 022import java.sql.PreparedStatement; 023import java.sql.ResultSet; 024import java.sql.SQLException; 025import java.util.List; 026 027import org.nuxeo.ecm.core.storage.sql.Model; 028import org.nuxeo.ecm.core.storage.sql.RowMapper.RowUpdate; 029import org.nuxeo.ecm.core.storage.sql.jdbc.db.Column; 030 031/** 032 * Interface for a class that knows how to get a collection's value from a result set, and set a collection's values to 033 * a prepared statement (and execute it). 034 */ 035public interface CollectionIO { 036 037 /** 038 * Gets one value from the current position of the result set. 039 */ 040 Serializable getCurrentFromResultSet(ResultSet rs, List<Column> columns, Model model, Serializable[] returnId, 041 int[] returnPos) throws SQLException; 042 043 /** 044 * Sets the values of a fragment to a SQL prepared statement, and executes the statement for each value. Uses 045 * batching if possible. 046 */ 047 void executeInserts(PreparedStatement ps, List<RowUpdate> rowus, List<Column> columns, boolean supportsBatchUpdates, 048 String sql, JDBCConnection connection) throws SQLException; 049 050}