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mqsload/MQSLoad.java

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// $RCSfile: MQSLoad.java,v $
// $Revision: 1.22 $
// $Name: $
// $Date: 2013/11/08 17:15:45 $
// $Author: agibert $
/*
* MQSLoad.java - Data file to MQ/Series queue loader
* Copyright (C) 2001-2008 Arnaud G. Gibert
* mailto:arnaud@rx3.net
* http://www.rx3.org/dvp/MQSLoad
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or 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 General Public License 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
import java.io.*;
import java.text.*;
import com.ibm.mq.*;
import com.ibm.mq.constants.*;
public class MQSLoad
{
private String MQSLoad_Revision = "$Revision: 1.22 $";
private String MQSLoad_Tag = "$Name: $";
private String MQSLoad_Date = "$Date: 2013/11/08 17:15:45 $";
private String MQSLoad_Author = "$Author: agibert $";
private MQQueueManager QMng = null;
private String QMng_Name = "";
private MQQueue MsgQ;
private String MsgQ_Name;
private int MsgQ_Open_Options = CMQC.MQOO_OUTPUT | CMQC.MQOO_FAIL_IF_QUIESCING;
private boolean Character_Convert = false;
private int Character_Set = 1208;
private int Message_Priority = CMQC.MQPRI_PRIORITY_AS_Q_DEF;
private int Sleep_Time = 0;
private String Field_Break = "";
private String Message_Break = "\r\n";
private String Message_Tail = "";
private int Message_Skip = 0;
private int Message_Count = 0;
private int Repeat_Count = 1;
private boolean Keep_Message_Break = false;
private String File_Name;
private int Msg_Counter = 0;
private int Msg_Read_Nb = 0;
private int Msg_Skiped_Nb = 0;
//-------------------------------------------------------------------------------------------------------------------------
//
//-------------------------------------------------------------------------------------------------------------------------
public static void main( String args[])
{
new MQSLoad( args);
}
//-------------------------------------------------------------------------------------------------------------------------
//
//-------------------------------------------------------------------------------------------------------------------------
public static String Str_Format( String UnFmt)
{
int idx;
boolean esc = false;
String fmt = "";
for( idx = 0; idx < UnFmt.length(); idx++)
{
if( esc)
{
switch( UnFmt.charAt( idx))
{
case '\\':
{
fmt += "\\";
break;
}
case 'n':
{
fmt += "\n";
break;
}
case 'r':
{
fmt += "\r";
break;
}
case 't':
{
fmt += "\t";
break;
}
default:
{
fmt += "?";
break;
}
}
esc = false;
}
else
{
if( UnFmt.charAt( idx) == '\\')
{
esc = true;
}
else
{
fmt += UnFmt.charAt( idx);
}
}
}
return( fmt);
}
//-------------------------------------------------------------------------------------------------------------------------
//
//-------------------------------------------------------------------------------------------------------------------------
public static String Str_UnFormat( String Fmt)
{
int idx;
String unfmt = "";
for( idx = 0; idx < Fmt.length(); idx++)
{
switch( Fmt.charAt( idx))
{
case '\\':
{
unfmt += "\\\\";
break;
}
case '\n':
{
unfmt += "\\n";
break;
}
case '\r':
{
unfmt += "\\r";
break;
}
case '\t':
{
unfmt += "\\t";
break;
}
default:
{
unfmt += Fmt.charAt( idx);
break;
}
}
}
return( unfmt);
}
//-------------------------------------------------------------------------------------------------------------------------
//
//-------------------------------------------------------------------------------------------------------------------------
private void Args_Parse( String args[]) throws Exception
{
int argc = 0;
try
{
while( argc < args.length)
{
if( args[argc].equals( "-qm"))
{
if( argc < ( args.length + 1))
{
QMng_Name = Str_Format( args[++argc]);
}
else
{
System.out.println( "Invalid number of command line options...");
throw new Exception();
}
}
else if ( args[argc].equals( "-cc"))
{
Character_Convert = true;
}
else if ( args[argc].equals( "-cs"))
{
if( argc < ( args.length + 1))
{
Character_Set = Integer.parseInt( args[++argc]);
}
else
{
System.out.println( "Invalid number of command line options...");
throw new Exception();
}
}
else if ( args[argc].equals( "-mp"))
{
if( argc < ( args.length + 1))
{
Message_Priority = Integer.parseInt( args[++argc]);
}
else
{
System.out.println( "Invalid number of command line options...");
throw new Exception();
}
}
else if ( args[argc].equals( "-st"))
{
if( argc < ( args.length + 1))
{
Sleep_Time = Integer.parseInt( args[++argc]);
}
else
{
System.out.println( "Invalid number of command line options...");
throw new Exception();
}
}
else if( args[argc].equals( "-fb"))
{
if( argc < ( args.length + 1))
{
Field_Break = Str_Format( args[++argc]);
}
else
{
System.out.println( "Invalid number of command line options...");
throw new Exception();
}
}
else if ( args[argc].equals( "-mb"))
{
if( argc < ( args.length + 1))
{
Message_Break = Str_Format( args[++argc]);
}
else
{
System.out.println( "Invalid number of command line options...");
throw new Exception();
}
}
else if ( args[argc].equals( "-mt"))
{
if( argc < ( args.length + 1))
{
Message_Tail = Str_Format( args[++argc]);
}
else
{
System.out.println( "Invalid number of command line options...");
throw new Exception();
}
}
else if ( args[argc].equals( "-ms"))
{
if( argc < ( args.length + 1))
{
Message_Skip = Integer.parseInt( args[++argc]);
}
else
{
System.out.println( "Invalid number of command line options...");
throw new Exception();
}
}
else if ( args[argc].equals( "-mc"))
{
if( argc < ( args.length + 1))
{
Message_Count = Integer.parseInt( args[++argc]);
}
else
{
System.out.println( "Invalid number of command line options...");
throw new Exception();
}
}
else if ( args[argc].equals( "-rc"))
{
if( argc < ( args.length + 1))
{
Repeat_Count = Integer.parseInt( args[++argc]);
}
else
{
System.out.println( "Invalid number of command line options...");
throw new Exception();
}
}
else if ( args[argc].equals( "-kmb"))
{
Keep_Message_Break = true;
}
else
{
MsgQ_Name = args[argc++];
File_Name = args[argc++];
if( argc < args.length)
{
System.out.println( "Invalid number of command line options...");
throw new Exception();
}
}
++argc;
}
}
catch( Exception Expt)
{
throw Expt;
}
}
//-------------------------------------------------------------------------------------------------------------------------
//
//-------------------------------------------------------------------------------------------------------------------------
private void MQSInit() throws Exception
{
short retry = 0;
final short RETRY_MAX = 10;
while( QMng == null)
{
try
{
QMng = new MQQueueManager( QMng_Name);
// System.out.println( "QManager Open: (" + QMng + ") !");
}
catch( Exception Expt)
{
System.out.print("!");
if( retry++ > RETRY_MAX)
{
throw Expt;
}
}
}
try
{
MsgQ = QMng.accessQueue( MsgQ_Name, MsgQ_Open_Options, null, null, null);
// System.out.println( "MsgQ Open: (" + MsgQ + ") !");
}
catch( Exception Expt)
{
QMng.disconnect();
// System.out.println( "QManager Close: (" + QMng + ") !");
throw Expt;
}
}
//-------------------------------------------------------------------------------------------------------------------------
//
//-------------------------------------------------------------------------------------------------------------------------
private void MQSDeInit() throws Exception
{
try
{
MsgQ.close();
// System.out.println( "MsgQ Close: (" + MsgQ + ") !");
QMng.disconnect();
// System.out.println( "QManager Close: (" + QMng + ") !");
}
catch( Exception Expt)
{
throw Expt;
}
}
//-------------------------------------------------------------------------------------------------------------------------
//
//-------------------------------------------------------------------------------------------------------------------------
private void MQSPut_Msg( MQMessage Msg) throws Exception
{
try
{
MQPutMessageOptions pmo = new MQPutMessageOptions();
MsgQ.put( Msg, pmo);
}
catch( Exception Expt)
{
throw Expt;
}
}
//-------------------------------------------------------------------------------------------------------------------------
//
//-------------------------------------------------------------------------------------------------------------------------
private int Buffer_Lookup( byte[] Buffer, int Offset, int End, byte[] Message_Break)
{
int i = Offset;
int j = 0;
while( ( i < End) && ( j < Message_Break.length))
{
if( Buffer[i++] == Message_Break[j])
{
j++;
}
else
{
j = 0;
}
}
if( j == Message_Break.length)
{
return( i - j);
}
else
{
return( -1);
}
}
//-------------------------------------------------------------------------------------------------------------------------
//
//-------------------------------------------------------------------------------------------------------------------------
private void Msg_Write( MQMessage Msg, byte[] Buffer, int Offset, int End, byte[] Field_Break) throws Exception
{
int cur_pos = Offset;
int fld_break;
/* scan into the buffer */
while( cur_pos < End)
{
if( Field_Break.length == 0)
{
/* No Field Break */
// System.out.println( "* Skip FB Lookup...");
fld_break = End;
}
else
{
/* Field Break Lookup */
// System.out.println( "* FB Lookup: (" + fld_break + ")");
fld_break = Buffer_Lookup( Buffer, cur_pos, End, Field_Break);
}
if( fld_break == -1)
{
/* Write the rest of the buffer */
// System.out.println( "* Last Field");
fld_break = End;
}
/* Write to MQ-Message */
// System.out.println( "* Write Field: cur_pos(" + cur_pos + ") Len: (" + ( fld_break - cur_pos) + ")");
Msg.write( Buffer, cur_pos, ( fld_break - cur_pos));
cur_pos = fld_break + Field_Break.length;
}
}
//-------------------------------------------------------------------------------------------------------------------------
//
//-------------------------------------------------------------------------------------------------------------------------
private void Counter_Print( String Mark)
{
if( ( Msg_Counter % 50) == 0)
{
System.out.print( "\n(" + Msg_Counter + ")\t");
}
if( ( Msg_Counter % 10) == 0)
{
System.out.print( " ");
}
System.out.print( Mark);
Msg_Counter++;
}
//-------------------------------------------------------------------------------------------------------------------------
//
//-------------------------------------------------------------------------------------------------------------------------
private void Stand_By(int timer) throws Exception
{
if( timer > 0)
{
try
{
synchronized( this)
{
wait( timer);
}
}
catch(InterruptedException ie)
{
ie.printStackTrace();
}
}
}
//-------------------------------------------------------------------------------------------------------------------------
//
//-------------------------------------------------------------------------------------------------------------------------
private boolean Msg_Put( MQMessage Output_Msg, int Msg_Id, int Msg_Skip, int Msg_Count) throws Exception
{
if( Msg_Id < Msg_Skip)
{
Counter_Print( "#");
Msg_Skiped_Nb++;
}
else
{
if( ( Msg_Count != 0) && ( Msg_Id >= ( Msg_Skip + Msg_Count)))
{
Counter_Print( "*");
Msg_Skiped_Nb++;
}
else
{
Output_Msg.messageId = CMQC.MQMI_NONE;
MQSPut_Msg( Output_Msg);
Output_Msg.clearMessage();
Counter_Print( ".");
Msg_Read_Nb++;
Stand_By( Sleep_Time);
}
}
Msg_Id++;
if( ( Msg_Count != 0) && ( Msg_Id >= ( Msg_Skip + Msg_Count)))
{
/* Last Message to be read */
return( false);
}
else
{
return( true);
}
}
//-------------------------------------------------------------------------------------------------------------------------
//
//-------------------------------------------------------------------------------------------------------------------------
private void File_Load( RandomAccessFile Input_File, int Msg_Skip, int Msg_Count) throws Exception
{
MQMessage output_msg = new MQMessage();
byte[] buffer;
byte[] message_break = Message_Break.getBytes();
byte[] field_break = Field_Break.getBytes();
byte[] message_tail = Message_Tail.getBytes();
int buf_size, work_win_size, break_win_size, prefetch_size, fetch_size;
int cur_buf_size, cur_work_win_size, cur_pos, msg_break;
int msg_id = 0;
try
{
if( Character_Convert)
{
output_msg.format = CMQC.MQFMT_STRING;
}
output_msg.characterSet = Character_Set;
output_msg.priority = Message_Priority;
work_win_size = 1024 * 64;
break_win_size = Field_Break.length() + message_break.length;
buf_size = work_win_size + break_win_size;
buffer = new byte[buf_size];
prefetch_size = 0;
do
{
/* Fill the buffer */
do
{
fetch_size = Input_File.read( buffer, prefetch_size, buf_size - prefetch_size);
// System.out.println( "Load buffer fetch_size: (" + fetch_size + ") asked: (" + (buf_size - prefetch_size) + ")");
if( fetch_size == -1)
{
fetch_size = 0;
}
/* compute the current buffer size, work window size and new prefetch size */
cur_buf_size = prefetch_size + fetch_size;
cur_work_win_size = Math.min( work_win_size, cur_buf_size);
if( cur_buf_size < break_win_size)
{
prefetch_size = cur_buf_size;
}
cur_pos = 0;
// System.out.println( " Cur Work Win Size: (" + cur_work_win_size + ") Cur Buf Size: (" + cur_buf_size + ") Prefetch Size: (" + prefetch_size + ")");
}
while( ( fetch_size != 0) && ( cur_buf_size < break_win_size));
/* scan into the work window */
while( cur_pos < cur_work_win_size)
{
// System.out.println( "- CurPos: (" + cur_pos + ")");
msg_break = Buffer_Lookup( buffer, cur_pos, cur_buf_size, message_break);
if( msg_break == -1)
{
/* write the message to the MQ buffer */
// System.out.println( "+ No msg break");
// System.out.println( "* Write MQ Buffer Offset: (" + cur_pos + ") End: (" + cur_work_win_size + ")");
Msg_Write( output_msg, buffer, cur_pos, cur_work_win_size, field_break);
cur_pos = cur_work_win_size;
}
else
{
// System.out.println( "+ Get msg break : (" + msg_break + ")");
/* write the message to the MQ buffer */
Msg_Write( output_msg, buffer, cur_pos, msg_break, field_break);
/* write the message tail to the MQ buffer */
output_msg.write( message_tail, 0, message_tail.length);
if( Keep_Message_Break)
{
/* write the message break to the MQ buffer */
// System.out.println( "* Write MQ Buffer Offset: (" + cur_pos + ") End: (" + ( msg_break + message_break.length) + ")");
output_msg.write( buffer, msg_break, message_break.length);
}
/* send the message */
// System.out.println( "* Put Msg()");
if( Msg_Put( output_msg, msg_id, Msg_Skip, Msg_Count) == false)
{
return;
}
msg_id++;
cur_pos = msg_break + message_break.length;
}
}
prefetch_size = cur_buf_size - cur_pos;
// System.out.println( "- Prefetch size: (" + prefetch_size + ")");
if( prefetch_size > 0)
{
/* Copy back prefetch area */
System.arraycopy( buffer, cur_pos, buffer, 0, prefetch_size);
}
}
while( cur_buf_size > 0);
if( output_msg.getMessageLength() > 0)
{
/* flush the message */
// System.out.println( "* Put Msg()");
Msg_Put( output_msg, msg_id, Msg_Skip, Msg_Count);
}
return;
}
catch( Exception Expt)
{
throw Expt;
}
}
//-------------------------------------------------------------------------------------------------------------------------
//
//-------------------------------------------------------------------------------------------------------------------------
private void Usage_Print( ) throws Exception
{
System.out.println( "Usage: MQSLoad [-qm \"Output_QueueMng_Name\"] [-cc] [-cs \"character_set\"] [-mp \"message_priority\"] [-st \"sleep_time\"] [-fb \"field_break\"] [-mb \"message_break\"] [-mt \"message_tail\"] [-kmb] [-ms \"message_skip\"] [-mc \"message_count\"] [-rc \"repeat_count\"] <Output_MsgQueue_Name> <Input_File_Name>");
System.out.println( "");
System.out.println( " Default: Output QueueMng Name: (" + QMng_Name + ") Character Convert: (" + Character_Convert + ") Character Set: (" + Character_Set + ") Message Priority: (" + Message_Priority + ") Sleep Time: (" + Sleep_Time + ") Field Break: (" + Str_UnFormat( Field_Break) + ") Message Break: (" + Str_UnFormat( Message_Break) + ") Message Tail: (" + Str_UnFormat( Message_Tail) + ") Keep Message Break: (" + Keep_Message_Break + ") Message Skip: (" + Message_Skip + ") Message Count: (" + Message_Count + ") Repeat Count: (" + Repeat_Count + ")");
}
//-------------------------------------------------------------------------------------------------------------------------
//
//-------------------------------------------------------------------------------------------------------------------------
private void Args_Print( ) throws Exception
{
System.out.println( "Output QueueMng Name: (" + QMng_Name + ") Output MsgQueue Name: (" + MsgQ_Name + ") Input File Name: (" + File_Name + ")");
System.out.println( "Character Convert: (" + Character_Convert + ") Character Set: (" + Character_Set + ") Message Priority: (" + Message_Priority + ") Sleep Time: (" + Sleep_Time + ") Field Break: (" + Str_UnFormat( Field_Break) + ") Message Break: (" + Str_UnFormat( Message_Break) + ") Message Tail: (" + Str_UnFormat( Message_Tail) + ") Keep Message Break: (" + Keep_Message_Break + ") Message Skip: (" + Message_Skip + ") Message Count: (" + Message_Count + ") Repeat Count: (" + Repeat_Count + ")");
}
//-------------------------------------------------------------------------------------------------------------------------
//
//-------------------------------------------------------------------------------------------------------------------------
public MQSLoad( String args[])
{
int loop;
long time_begin, time_end;
double time_elapsed, speed;
NumberFormat nf = NumberFormat.getInstance();
RandomAccessFile input_file = null;
try
{
System.out.println("MQSLoad: " + MQSLoad_Tag + " / " + MQSLoad_Date + " / " + MQSLoad_Author);
if( ( args.length < 2) || ( args.length > 19))
{
Usage_Print();
System.exit( 1);
}
else
{
System.out.println( "MQS Load Starting...");
Args_Parse( args);
Args_Print();
MQSInit();
try
{
input_file = new RandomAccessFile( File_Name, "r");
System.out.println( "Legend: .: Loaded #: Skiped");
try
{
// System.out.println("Input File Open: (" + input_file + ") !");
time_begin = System.currentTimeMillis();
for( loop = 0; loop < Repeat_Count; loop++ )
{
try
{
input_file.seek(0);
}
catch( Exception Expt)
{
if( Repeat_Count > 1)
{
System.out.println( "Repeat Count should be 1 for non seekable file !");
throw Expt;
}
}
File_Load( input_file, Message_Skip, Message_Count);
}
time_end = System.currentTimeMillis();
time_elapsed = ( time_end - time_begin) / 1000.0;
speed = Msg_Read_Nb / time_elapsed;
nf.setMinimumFractionDigits(2);
nf.setMaximumFractionDigits(2);
System.out.println( "\n");
System.out.println( "Loaded Message Nb: (" + Msg_Read_Nb
+ ") Skiped Messages Nb: (" + Msg_Skiped_Nb
+ ") Elapsed Time: (" + nf.format(time_elapsed)
+ ") s Speed: (" + nf.format(speed)
+ ") msg/s");
}
catch( Exception Expt)
{
input_file.close();
throw Expt;
}
input_file.close();
}
catch( Exception Expt)
{
MQSDeInit();
throw Expt;
}
MQSDeInit();
System.out.println( "MQS Load Completed !");
System.exit( 0);
}
}
catch( Exception Expt)
{
System.out.println("Exception: (" + Expt + ") !");
Expt.printStackTrace();
System.exit( 1);
}
}
//-------------------------------------------------------------------------------------------------------------------------
}
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