Ibatis一括挿入データ

データベースへのアクセス圧力を軽減するために、Ibatisバッチを使用して適切に実行できます.例は次のとおりです.

import java.util.ArrayList;
/**
 *  ( )
 *
 * @author
 * @version v 0.1 2012-3-16  05:14:06
 */
public class KeywordSingleton extends ArrayList<String>{

    /**  */
    private static final long serialVersionUID = -6177039723625154736L;
    /**  size */
    public static final int            cacheSize        = 10;
   
    private static final KeywordSingleton instance =  new KeywordSingleton();
    /**
     *  
     */
    private KeywordSingleton(){}
    /**
     *  
     * @return
     */
    public static KeywordSingleton getInstance(){
        return instance;
    }
}

// 

public void recordKeyword(final String keyword) {
        super.getSqlMapClientTemplate().execute(new SqlMapClientCallback() {
            @Override
            public Object doInSqlMapClient(SqlMapExecutor executor)
                    throws SQLException {
                executor.startBatch();//  

               // 
                KeywordSingleton.getInstance().add(keyword);
                if (KeywordSingleton.getInstance().size() == KeywordSingleton.cacheSize) {
                    for (int i = 0; i < KeywordSingleton.getInstance().size(); i++) {
                        executor.update("KEYWORDS.recordKeyword", KeywordSingleton
                                .getInstance().get(i));
                    }
                    executor.executeBatch();//  
                    KeywordSingleton.getInstance().clear();//  
                    log.info(" ："
                            + KeywordSingleton.getInstance().size());
                }
                return null;
            }
        });
    }