/* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.activiti.engine.impl.db;
import java.sql.CallableStatement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import org.activiti.engine.ActivitiException;
import org.activiti.engine.impl.context.Context;
import org.activiti.engine.impl.variable.VariableType;
import org.activiti.engine.impl.variable.VariableTypes;
import org.apache.ibatis.type.JdbcType;
import org.apache.ibatis.type.TypeHandler;
/**
* @author Dave Syer
*/
public class IbatisVariableTypeHandler implements TypeHandler<VariableType> {
protected VariableTypes variableTypes;
public VariableType getResult(ResultSet rs, String columnName) throws SQLException {
String typeName = rs.getString(columnName);
VariableType type = getVariableTypes().getVariableType(typeName);
if (type == null && typeName != null) {
throw new ActivitiException("unknown variable type name " + typeName);
}
return type;
}
public VariableType getResult(CallableStatement cs, int columnIndex) throws SQLException {
String typeName = cs.getString(columnIndex);
VariableType type = getVariableTypes().getVariableType(typeName);
if (type == null) {
throw new ActivitiException("unknown variable type name " + typeName);
}
return type;
}
public void setParameter(PreparedStatement ps, int i, VariableType parameter, JdbcType jdbcType) throws SQLException {
String typeName = parameter.getTypeName();
ps.setString(i, typeName);
}
protected VariableTypes getVariableTypes() {
if (variableTypes==null) {
variableTypes = Context
.getProcessEngineConfiguration()
.getVariableTypes();
}
return variableTypes;
}
public VariableType getResult(ResultSet resultSet, int columnIndex) throws SQLException {
String typeName = resultSet.getString(columnIndex);
VariableType type = getVariableTypes().getVariableType(typeName);
if (type == null) {
throw new ActivitiException("unknown variable type name " + typeName);
}
return type;
}
}