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JDBC Type 4 driver for MySQL.
/*
* Copyright (c) 2016, 2024, Oracle and/or its affiliates.
*
* This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License, version 2.0, as published by
* the Free Software Foundation.
*
* This program is designed to work with certain software that is licensed under separate terms, as designated in a particular file or component or in
* included license documentation. The authors of MySQL hereby grant you an additional permission to link the program and your derivative works with the
* separately licensed software that they have either included with the program or referenced in the documentation.
*
* Without limiting anything contained in the foregoing, this file, which is part of MySQL Connector/J, is also subject to the Universal FOSS Exception,
* version 1.0, a copy of which can be found at http://oss.oracle.com/licenses/universal-foss-exception.
*
* 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 General Public License, version 2.0, for more details.
*
* You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
package com.mysql.cj.protocol.a.result;
import static com.mysql.cj.protocol.a.NativeServerSession.SERVER_SESSION_STATE_CHANGED;
import com.mysql.cj.protocol.ProtocolEntity;
import com.mysql.cj.protocol.ServerSession;
import com.mysql.cj.protocol.a.NativeConstants.IntegerDataType;
import com.mysql.cj.protocol.a.NativeConstants.StringSelfDataType;
import com.mysql.cj.protocol.a.NativePacketPayload;
import com.mysql.cj.protocol.a.NativeServerSessionStateController.NativeServerSessionStateChanges;
public class OkPacket implements ProtocolEntity {
private long updateCount = -1;
private long updateID = -1;
private int statusFlags = 0;
private int warningCount = 0;
private String info = null;
private NativeServerSessionStateChanges sessionStateChanges;
private OkPacket() {
this.sessionStateChanges = new NativeServerSessionStateChanges();
}
public static OkPacket parse(NativePacketPayload buf, ServerSession session) {
String errMsgEnc = session.getCharsetSettings().getErrorMessageEncoding();
OkPacket ok = new OkPacket();
buf.setPosition(1); // skips the 'last packet' flag (packet signature)
// read OK packet
ok.setUpdateCount(buf.readInteger(IntegerDataType.INT_LENENC)); // affected_rows
ok.setUpdateID(buf.readInteger(IntegerDataType.INT_LENENC)); // last_insert_id
ok.setStatusFlags((int) buf.readInteger(IntegerDataType.INT2));
ok.setWarningCount((int) buf.readInteger(IntegerDataType.INT2));
ok.setInfo(buf.readString(StringSelfDataType.STRING_LENENC, errMsgEnc)); // info
if (session.isSessionStateTrackingEnabled() && (ok.getStatusFlags() & SERVER_SESSION_STATE_CHANGED) != 0) {
// read session state changes info
ok.sessionStateChanges.init(buf, errMsgEnc);
}
return ok;
}
public long getUpdateCount() {
return this.updateCount;
}
public void setUpdateCount(long updateCount) {
this.updateCount = updateCount;
}
public long getUpdateID() {
return this.updateID;
}
public void setUpdateID(long updateID) {
this.updateID = updateID;
}
public String getInfo() {
return this.info;
}
public void setInfo(String info) {
this.info = info;
}
public int getStatusFlags() {
return this.statusFlags;
}
public void setStatusFlags(int statusFlags) {
this.statusFlags = statusFlags;
}
public int getWarningCount() {
return this.warningCount;
}
public void setWarningCount(int warningCount) {
this.warningCount = warningCount;
}
public NativeServerSessionStateChanges getSessionStateChanges() {
return this.sessionStateChanges;
}
}
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