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/* This file is part of VoltDB.
* Copyright (C) 2008-2018 VoltDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with VoltDB. If not, see .
*/
package org.voltdb.jdbc;
import java.io.InputStream;
import java.io.Reader;
import java.math.BigDecimal;
import java.net.URL;
import java.sql.Array;
import java.sql.Blob;
import java.sql.Clob;
import java.sql.Date;
import java.sql.NClob;
import java.sql.ParameterMetaData;
import java.sql.Ref;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.RowId;
import java.sql.SQLException;
import java.sql.SQLXML;
import java.sql.Time;
import java.sql.Timestamp;
import java.sql.Types;
import java.util.Calendar;
import org.voltdb.VoltType;
public class JDBC4PreparedStatement extends JDBC4Statement implements java.sql.PreparedStatement
{
private final VoltSQL Query;
private Object[] parameters;
private final JDBC4ParameterMetaData parameterMetaData;
JDBC4PreparedStatement(JDBC4Connection connection, String sql) throws SQLException
{
super(connection);
VoltSQL query = VoltSQL.parseSQL(sql);
this.Query = query;
this.parameters = this.Query.getParameterArray();
this.parameterMetaData = new JDBC4ParameterMetaData(this, this.Query.getParameterCount()); // to be replaced with actual param count (!)
}
protected JDBC4PreparedStatement(JDBC4Connection connection, String sql, boolean isCallableStatement) throws SQLException
{
super(connection);
VoltSQL query = null;
if (isCallableStatement)
{
query = VoltSQL.parseCall(sql);
if (!query.isOfType(VoltSQL.TYPE_EXEC)) {
throw SQLError.get(SQLError.ILLEGAL_STATEMENT, sql);
}
}
else
{
query = VoltSQL.parseSQL(sql);
}
this.Query = query;
this.parameters = this.Query.getParameterArray();
this.parameterMetaData = new JDBC4ParameterMetaData(this, this.Query.getParameterCount()); // to be replaced with actual param count (!)
}
protected synchronized void checkParameterBounds(int parameterIndex) throws SQLException
{
checkClosed();
if ((parameterIndex < 1) || (parameterIndex > this.Query.getParameterCount())) {
throw SQLError.get(SQLError.PARAMETER_NOT_FOUND, parameterIndex, this.Query.getParameterCount());
}
}
// Adds a set of parameters to this PreparedStatement object's batch of commands.
@Override
public void addBatch() throws SQLException
{
checkClosed();
if (this.Query.isOfType(VoltSQL.TYPE_EXEC,VoltSQL.TYPE_SELECT)) {
throw SQLError.get(SQLError.ILLEGAL_STATEMENT, this.Query.toSqlString());
}
this.addBatch(this.Query.getExecutableQuery(this.parameters));
this.parameters = this.Query.getParameterArray();
}
// Clears the current parameter values immediately.
@Override
public void clearParameters() throws SQLException
{
checkClosed();
this.parameters = this.Query.getParameterArray();
}
// Executes the SQL statement in this PreparedStatement object, which may be any kind of SQL statement.
@Override
public boolean execute() throws SQLException
{
checkClosed();
boolean result = this.execute(this.Query.getExecutableQuery(this.parameters));
this.parameters = this.Query.getParameterArray();
return result;
}
// Executes the SQL query in this PreparedStatement object and returns the ResultSet object generated by the query.
@Override
public ResultSet executeQuery() throws SQLException
{
checkClosed();
if (!this.Query.isOfType(VoltSQL.TYPE_EXEC,VoltSQL.TYPE_SELECT)) {
throw SQLError.get(SQLError.ILLEGAL_STATEMENT, this.Query.toSqlString());
}
ResultSet result = this.executeQuery(this.Query.getExecutableQuery(this.parameters));
this.parameters = this.Query.getParameterArray();
return result;
}
// Executes the SQL statement in this PreparedStatement object, which must be an SQL Data Manipulation Language (DML) statement, such as INSERT, UPDATE or DELETE; or an SQL statement that returns nothing, such as a DDL statement.
@Override
public int executeUpdate() throws SQLException
{
checkClosed();
if (!this.Query.isOfType(VoltSQL.TYPE_EXEC,VoltSQL.TYPE_UPDATE)) {
throw SQLError.get(SQLError.ILLEGAL_STATEMENT, this.Query.toSqlString());
}
int result = this.executeUpdate(this.Query.getExecutableQuery(this.parameters));
this.parameters = this.Query.getParameterArray();
return result;
}
// Retrieves a ResultSetMetaData object that contains information about the columns of the ResultSet object that will be returned when this PreparedStatement object is executed.
@Override
public ResultSetMetaData getMetaData() throws SQLException
{
checkClosed();
throw SQLError.noSupport(); // Would need to parse query and match with database metadata. Not going to happen for v1.0 given the poor DB metadata support we have on hand.
}
// Retrieves the number, types and properties of this PreparedStatement object's parameters.
@Override
public ParameterMetaData getParameterMetaData() throws SQLException
{
checkClosed();
return this.parameterMetaData;
}
// Sets the designated parameter to the given java.sql.Array object.
@Override
public void setArray(int parameterIndex, Array x) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given input stream.
@Override
public void setAsciiStream(int parameterIndex, InputStream x) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given input stream, which will have the specified number of bytes.
@Override
public void setAsciiStream(int parameterIndex, InputStream x, int length) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given input stream, which will have the specified number of bytes.
@Override
public void setAsciiStream(int parameterIndex, InputStream x, long length) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given java.math.BigDecimal value.
@Override
public void setBigDecimal(int parameterIndex, BigDecimal x) throws SQLException
{
checkParameterBounds(parameterIndex);
this.parameters[parameterIndex-1] = x == null ? VoltType.NULL_DECIMAL : x;
}
// Sets the designated parameter to the given input stream.
@Override
public void setBinaryStream(int parameterIndex, InputStream x) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given input stream, which will have the specified number of bytes.
@Override
public void setBinaryStream(int parameterIndex, InputStream x, int length) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given input stream, which will have the specified number of bytes.
@Override
public void setBinaryStream(int parameterIndex, InputStream x, long length) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given java.sql.Blob object.
@Override
public void setBlob(int parameterIndex, Blob x) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to a InputStream object.
@Override
public void setBlob(int parameterIndex, InputStream inputStream) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to a InputStream object.
@Override
public void setBlob(int parameterIndex, InputStream inputStream, long length) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given Java boolean value.
@Override
public void setBoolean(int parameterIndex, boolean x) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given Java byte value.
@Override
public void setByte(int parameterIndex, byte x) throws SQLException
{
checkParameterBounds(parameterIndex);
this.parameters[parameterIndex-1] = x;
}
// Sets the designated parameter to the given Java array of bytes.
@Override
public void setBytes(int parameterIndex, byte[] x) throws SQLException
{
checkParameterBounds(parameterIndex);
this.parameters[parameterIndex-1] = x;
}
// Sets the designated parameter to the given Reader object.
@Override
public void setCharacterStream(int parameterIndex, Reader reader) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given Reader object, which is the given number of characters long.
@Override
public void setCharacterStream(int parameterIndex, Reader reader, int length) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given Reader object, which is the given number of characters long.
@Override
public void setCharacterStream(int parameterIndex, Reader reader, long length) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given java.sql.Clob object.
@Override
public void setClob(int parameterIndex, Clob x) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to a Reader object.
@Override
public void setClob(int parameterIndex, Reader reader) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to a Reader object.
@Override
public void setClob(int parameterIndex, Reader reader, long length) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given java.sql.Date value using the default time zone of the virtual machine that is running the application.
@Override
public void setDate(int parameterIndex, Date x) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given java.sql.Date value, using the given Calendar object.
@Override
public void setDate(int parameterIndex, Date x, Calendar cal) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given Java double value.
@Override
public void setDouble(int parameterIndex, double x) throws SQLException
{
checkParameterBounds(parameterIndex);
this.parameters[parameterIndex-1] = x;
}
// Sets the designated parameter to the given Java float value.
@Override
public void setFloat(int parameterIndex, float x) throws SQLException
{
checkParameterBounds(parameterIndex);
this.parameters[parameterIndex-1] = (double) x;
}
// Sets the designated parameter to the given Java int value.
@Override
public void setInt(int parameterIndex, int x) throws SQLException
{
checkParameterBounds(parameterIndex);
this.parameters[parameterIndex-1] = x;
}
// Sets the designated parameter to the given Java long value.
@Override
public void setLong(int parameterIndex, long x) throws SQLException
{
checkParameterBounds(parameterIndex);
this.parameters[parameterIndex-1] = x;
}
// Sets the designated parameter to a Reader object.
@Override
public void setNCharacterStream(int parameterIndex, Reader value) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to a Reader object.
@Override
public void setNCharacterStream(int parameterIndex, Reader value, long length) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to a java.sql.NClob object.
@Override
public void setNClob(int parameterIndex, NClob value) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to a Reader object.
@Override
public void setNClob(int parameterIndex, Reader reader) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to a Reader object.
@Override
public void setNClob(int parameterIndex, Reader reader, long length) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated paramter to the given String object.
@Override
public void setNString(int parameterIndex, String value) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to SQL NULL.
@Override
public void setNull(int parameterIndex, int sqlType) throws SQLException
{
checkParameterBounds(parameterIndex);
switch(sqlType)
{
case Types.TINYINT:
this.parameters[parameterIndex-1] = VoltType.NULL_TINYINT;
break;
case Types.SMALLINT:
this.parameters[parameterIndex-1] = VoltType.NULL_SMALLINT;
break;
case Types.INTEGER:
this.parameters[parameterIndex-1] = VoltType.NULL_INTEGER;
break;
case Types.BIGINT:
this.parameters[parameterIndex-1] = VoltType.NULL_BIGINT;
break;
case Types.DOUBLE:
this.parameters[parameterIndex-1] = VoltType.NULL_FLOAT;
break;
case Types.DECIMAL:
this.parameters[parameterIndex-1] = VoltType.NULL_DECIMAL;
break;
case Types.TIMESTAMP:
this.parameters[parameterIndex-1] = VoltType.NULL_TIMESTAMP;
break;
case Types.VARBINARY:
case Types.VARCHAR:
case Types.NVARCHAR:
case Types.OTHER:
case Types.NULL:
this.parameters[parameterIndex-1] = VoltType.NULL_STRING_OR_VARBINARY;
break;
default:
throw SQLError.get(SQLError.ILLEGAL_ARGUMENT);
}
}
// Sets the designated parameter to SQL NULL.
@Override
public void setNull(int parameterIndex, int sqlType, String typeName) throws SQLException
{
this.setNull(parameterIndex, sqlType);
}
// Sets the value of the designated parameter using the given object.
@Override
public void setObject(int parameterIndex, Object x) throws SQLException
{
checkParameterBounds(parameterIndex);
this.parameters[parameterIndex-1] = x;
}
// Sets the value of the designated parameter with the given object.
@Override
public void setObject(int parameterIndex, Object x, int targetSqlType) throws SQLException
{
checkParameterBounds(parameterIndex);
switch(targetSqlType)
{
case Types.TINYINT:
setByte(parameterIndex, ((Byte)x).byteValue());
break;
case Types.SMALLINT:
setShort(parameterIndex, ((Short)x).shortValue());
break;
case Types.INTEGER:
setInt(parameterIndex, ((Integer)x).intValue());
break;
case Types.BIGINT:
setLong(parameterIndex, ((Long)x).longValue());
break;
case Types.DOUBLE:
setDouble(parameterIndex, ((Double)x).doubleValue());
break;
case Types.DECIMAL:
setBigDecimal(parameterIndex, (BigDecimal)x);
break;
case Types.TIMESTAMP:
setTimestamp(parameterIndex, (Timestamp)x);
break;
case Types.VARBINARY:
case Types.VARCHAR:
case Types.NVARCHAR:
setString(parameterIndex, (String)x);
break;
case Types.OTHER:
setObject(parameterIndex, x);
break;
default:
throw SQLError.get(SQLError.ILLEGAL_ARGUMENT);
}
}
// Sets the value of the designated parameter with the given object.
@Override
public void setObject(int parameterIndex, Object x, int targetSqlType, int scaleOrLength) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given REF() value.
@Override
public void setRef(int parameterIndex, Ref x) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given java.sql.RowId object.
@Override
public void setRowId(int parameterIndex, RowId x) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given Java short value.
@Override
public void setShort(int parameterIndex, short x) throws SQLException
{
checkParameterBounds(parameterIndex);
this.parameters[parameterIndex-1] = x;
}
// Sets the designated parameter to the given java.sql.SQLXML object.
@Override
public void setSQLXML(int parameterIndex, SQLXML xmlObject) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given Java String value.
@Override
public void setString(int parameterIndex, String x) throws SQLException
{
checkParameterBounds(parameterIndex);
this.parameters[parameterIndex-1] = x == null ? VoltType.NULL_STRING_OR_VARBINARY : x;
}
// Sets the designated parameter to the given java.sql.Time value.
@Override
public void setTime(int parameterIndex, Time x) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given java.sql.Time value, using the given Calendar object.
@Override
public void setTime(int parameterIndex, Time x, Calendar cal) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given java.sql.Timestamp value.
@Override
public void setTimestamp(int parameterIndex, Timestamp x) throws SQLException
{
checkParameterBounds(parameterIndex);
this.parameters[parameterIndex-1] = x == null ? VoltType.NULL_TIMESTAMP : x;
}
// Sets the designated parameter to the given java.sql.Timestamp value, using the given Calendar object.
@Override
public void setTimestamp(int parameterIndex, Timestamp x, Calendar cal) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Deprecated.
@Override
@Deprecated
public void setUnicodeStream(int parameterIndex, InputStream x, int length) throws SQLException
{
checkParameterBounds(parameterIndex);
throw SQLError.noSupport();
}
// Sets the designated parameter to the given java.net.URL value.
@Override
public void setURL(int parameterIndex, URL x) throws SQLException
{
checkParameterBounds(parameterIndex);
this.parameters[parameterIndex-1] = x == null ? VoltType.NULL_STRING_OR_VARBINARY : x.toString();
}
}
