
org.skife.jdbi.v2.DefaultStatementBuilder Maven / Gradle / Ivy
/*
* Copyright 2004-2014 Brian McCallister
* Copyright 2010-2014 Ning, Inc.
* Copyright 2014-2020 Groupon, Inc
* Copyright 2020-2020 Equinix, Inc
* Copyright 2014-2020 The Billing Project, LLC
*
* The Billing Project licenses this file to you 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.skife.jdbi.v2;
import org.skife.jdbi.v2.tweak.StatementBuilder;
import java.sql.CallableStatement;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.sql.Statement;
/**
* A StatementBuilder which will always create a new PreparedStatement
*/
public class DefaultStatementBuilder implements StatementBuilder
{
/**
* Create a new DefaultStatementBuilder which will always create a new PreparedStatement from
* the Connection
*
* @param conn Used to prepare the statement
* @param sql Translated SQL statement
* @param columnNames an array of column names indicating the columns
* that should be returned from the inserted row or rows
* @param ctx Unused
*
* @return a new PreparedStatement
*/
@Override
public PreparedStatement create(Connection conn, String sql, String columnNames[], StatementContext ctx) throws SQLException
{
if (ctx.isReturningGeneratedKeys()) {
if (columnNames != null && columnNames.length > 0) {
return conn.prepareStatement(sql, columnNames);
} else {
return conn.prepareStatement(sql, Statement.RETURN_GENERATED_KEYS);
}
}
else {
return conn.prepareStatement(sql);
}
}
/**
* Called to close an individual prepared statement created from this builder.
* In this case, it closes imemdiately
*
* @param sql the translated SQL which was prepared
* @param stmt the statement
*
* @throws java.sql.SQLException if anything goes wrong closing the statement
*/
@Override
public void close(Connection conn, String sql, Statement stmt) throws SQLException
{
if (stmt != null) {
stmt.close();
}
}
/**
* In this case, a NOOP
*/
@Override
public void close(Connection conn)
{
}
/**
* Called each time a Callable statement needs to be created
*
* @param conn the JDBC Connection the statement is being created for
* @param sql the translated SQL which should be prepared
* @param ctx Statement context associated with the SQLStatement this is building for
*/
@Override
public CallableStatement createCall(Connection conn, String sql, StatementContext ctx) throws SQLException
{
return conn.prepareCall(sql);
}
}
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