72 lines
2.5 KiB
Java
72 lines
2.5 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* $Header:$
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*/
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package org.apache.beehive.controls.system.jdbc;
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import com.sun.rowset.CachedRowSetImpl;
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import org.apache.beehive.controls.api.ControlException;
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import org.apache.beehive.controls.api.context.ControlBeanContext;
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import org.apache.beehive.controls.system.jdbc.JdbcControl.SQL;
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import javax.sql.RowSet;
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import java.lang.reflect.Method;
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import java.sql.ResultSet;
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import java.sql.SQLException;
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import java.util.Calendar;
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/**
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* Default ResultSetMapper implementation for RowSets.
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*/
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public class DefaultRowSetResultSetMapper extends AbstractResultSetMapper {
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/**
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* Map a ResultSet to a RowSet. Type of RowSet is defined by the SQL annotation for the method.
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*
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* @param context A ControlBeanContext instance.
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* @param m Method assoicated with this call.
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* @param resultSet Result set to map.
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* @param cal A Calendar instance for resolving date/time values.
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* @return A RowSet object.
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*/
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public RowSet mapToResultType(ControlBeanContext context, Method m, ResultSet resultSet, Calendar cal) {
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final SQL methodSQL = (SQL) context.getMethodPropertySet(m, SQL.class);
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final int maxrows = methodSQL.maxRows();
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try {
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CachedRowSetImpl rows = new CachedRowSetImpl();
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if (maxrows > 0) {
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rows.setMaxRows(maxrows);
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}
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rows.populate(resultSet);
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return rows;
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} catch (SQLException e) {
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throw new ControlException(e.getMessage(), e);
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}
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}
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/**
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* Can the ResultSet which this mapper uses be closed by the database control?
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*
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* @return always false
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*/
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public boolean canCloseResultSet() { return false; }
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}
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