本文整理汇总了Java中net.java.ao.Query.setLimit方法的典型用法代码示例。如果您正苦于以下问题:Java Query.setLimit方法的具体用法?Java Query.setLimit怎么用?Java Query.setLimit使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类net.java.ao.Query
的用法示例。
在下文中一共展示了Query.setLimit方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: init
import net.java.ao.Query; //导入方法依赖的package包/类
/**
* @return should migration continue? is there something for processing?
* @throws SQLException
*/
private boolean init() throws SQLException
{
Query query = Query.select().where(ChangesetMapping.ISSUE_KEY + " is not null ");
query.setLimit(1);
ChangesetMapping[] founded = activeObjects.find(ChangesetMapping.class, query);
if (founded.length != 1)
{
return false;
}
this.entityManager = founded[0].getEntityManager();
this.tableNameConverter = entityManager.getTableNameConverter();
this.databaseProvider = entityManager.getProvider();
this.connection = databaseProvider.getConnection();
this.connection.setAutoCommit(false);
this.quote = connection.getMetaData().getIdentifierQuoteString();
return true;
}
示例2: getLastSavePoint
import net.java.ao.Query; //导入方法依赖的package包/类
/**
* {@inheritDoc}
*/
@Override
public GitHubEventMapping getLastSavePoint(Repository repository)
{
Query query = Query.select();
query.where(GitHubEventMapping.REPOSITORY + " = ? AND " + GitHubEventMapping.SAVE_POINT + " = ? ", repository.getId(), true);
query.setOrderClause(queryHelper.getOrder(new OrderClause[] {
new OrderClause(GitHubEventMapping.CREATED_AT, OrderClause.Order.DESC), new OrderClause(ID, OrderClause.Order.DESC) }));
query.setLimit(1);
GitHubEventMapping[] founded = activeObjects.find(GitHubEventMapping.class, query);
return founded.length == 1 ? founded[0] : null;
}
示例3: pageQuery
import net.java.ao.Query; //导入方法依赖的package包/类
private static Query pageQuery(Query q, Integer page)
{
q.setLimit(BIG_DATA_PAGESIZE);
if (page == null)
{
q.setOffset(0);
} else {
q.setOffset(BIG_DATA_PAGESIZE * page);
}
return q;
}