WARNING: Fix a big bug in Load_File() method: all previous MQSLoad versions can corrupt messages during loading !!!
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agibert
parent
67b4a7aa8b
commit
f12bcae985
150
MQSLoad.java
150
MQSLoad.java
@ -1,7 +1,7 @@
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// $RCSfile: MQSLoad.java,v $
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// $Revision: 1.12 $
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// $Revision: 1.13 $
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// $Name: $
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// $Date: 2008/11/10 01:50:19 $
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// $Date: 2008/11/14 00:00:51 $
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// $Author: agibert $
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/*
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@ -45,9 +45,9 @@ public class MQSLoad
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private String Message_Break = "\r\n";
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private String Message_Tail = "";
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private boolean Keep_Message_Break = false;
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private String MQSLoad_Revision = "$Revision: 1.12 $";
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private String MQSLoad_Revision = "$Revision: 1.13 $";
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private String MQSLoad_Tag = "$Name: $";
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private String MQSLoad_Date = "$Date: 2008/11/10 01:50:19 $";
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private String MQSLoad_Date = "$Date: 2008/11/14 00:00:51 $";
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private String MQSLoad_Author = "$Author: agibert $";
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private Integer Sleep_Time = 0;
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@ -457,6 +457,7 @@ public class MQSLoad
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output_msg.format = MQC.MQFMT_STRING;
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/* Default window size */
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window_size = 1024 * 64;
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prefetch_size = Field_Break.length() + Message_Break.length();
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buffer_size = window_size + prefetch_size;
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@ -468,89 +469,100 @@ public class MQSLoad
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do
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{
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read_size = Input_File.read( buffer_byte, buffer_offset, buffer_size - buffer_offset);
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// System.out.println( "Load buffer read_size: (" + read_size + ") asked: (" + (buffer_size - buffer_offset) + ")");
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// System.out.println( "Load buffer read_size: (" + read_size + ") asked: (" + (buffer_size - buffer_offset) + ")");
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if( read_size > 0)
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if( read_size == -1)
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{
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cur_window_size = Math.min( ( read_size + buffer_offset), window_size);
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cur_buffer_size = ( read_size + buffer_offset);
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read_size = 0;
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}
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buffer_string = new String( buffer_byte, 0, cur_buffer_size);
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cur_pos = 0;
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/* Compute current buffer and window size */
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cur_window_size = Math.min( ( read_size + buffer_offset), window_size);
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cur_buffer_size = ( read_size + buffer_offset);
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buffer_string = new String( buffer_byte, 0, cur_buffer_size);
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cur_pos = 0;
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while( cur_pos < cur_window_size)
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{
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// System.out.println( "- CurPos: (" + cur_pos + ")");
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next_message = buffer_string.indexOf( Message_Break, cur_pos);
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// System.out.println( " CurWS: (" + cur_window_size + ") CurBS: (" + cur_buffer_size + ") Buffer: [" + buffer_string + "]");
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while( cur_pos < cur_window_size)
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{
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// System.out.println( "- CurPos: (" + cur_pos + ")");
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next_message = buffer_string.indexOf( Message_Break, cur_pos);
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if( ( next_message == -1) || ( next_message > cur_window_size))
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if( ( next_message == -1) || ( next_message > cur_window_size))
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{
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next_message = cur_window_size + 1;
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end_pos = cur_window_size;
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}
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else
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{
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// System.out.println( "+ Get message next_message: (" + next_message + ")");
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end_pos = next_message;
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}
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while( cur_pos < end_pos)
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{
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// System.out.println( "+ CurPos: (" + cur_pos + ") end_pos: (" + end_pos + ")");
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if( Field_Break.length() > 0)
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{
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next_message = cur_window_size + 1;
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end_pos = cur_window_size;
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next_field = buffer_string.indexOf( Field_Break, cur_pos);
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}
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else
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{
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// System.out.println( "+ Get message next_message: (" + next_message + ")");
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end_pos = next_message;
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next_field = -1;
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}
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while( cur_pos < end_pos)
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{
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// System.out.println( "+ CurPos: (" + cur_pos + ") end_pos: (" + end_pos + ")");
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if( Field_Break.length() > 0)
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{
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next_field = buffer_string.indexOf( Field_Break, cur_pos);
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}
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else
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{
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next_field = -1;
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}
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if( ( next_field == -1) || ( next_field > end_pos))
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{
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out_string = buffer_string.substring( cur_pos, end_pos);
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cur_pos = end_pos;
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}
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else
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{
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// System.out.println( "+ Get field next_field: (" + next_field + ")");
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out_string = buffer_string.substring( cur_pos, next_field);
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cur_pos = next_field + Field_Break.length();
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}
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if( ( next_field == -1) || ( next_field > end_pos))
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{
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out_string = buffer_string.substring( cur_pos, end_pos);
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cur_pos = end_pos;
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}
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else
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{
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// System.out.println( "+ Get field next_field: (" + next_field + ")");
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out_string = buffer_string.substring( cur_pos, next_field);
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cur_pos = next_field + Field_Break.length();
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}
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output_msg.writeString( out_string);
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}
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output_msg.writeString( out_string);
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// System.out.println( "* Msg: [" + out_string + "]");
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if( next_message <= cur_window_size)
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{
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// System.out.println( "* Write Msg CurPos: (" + cur_pos + ")");
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output_msg.writeString( Message_Tail);
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if( Keep_Message_Break)
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{
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output_msg.writeString( Message_Break);
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}
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output_msg.messageId = MQC.MQMI_NONE;
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MQSPut_Msg( output_msg);
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output_msg.clearMessage();
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out_string = null;
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cur_pos += Message_Break.length();
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Counter_Print( msg_nb++);
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Stand_By( Sleep_Time);
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}
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}
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if( cur_buffer_size > cur_window_size)
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if( next_message <= cur_window_size)
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{
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buffer_offset = cur_buffer_size - cur_window_size;
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System.arraycopy( buffer_byte, cur_window_size, buffer_byte, 0, buffer_offset);
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/* A message break has been found: send the data... */
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// System.out.println( "* Write Msg CurPos: (" + cur_pos + ")");
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output_msg.writeString( Message_Tail);
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if( Keep_Message_Break)
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{
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output_msg.writeString( Message_Break);
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}
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output_msg.messageId = MQC.MQMI_NONE;
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MQSPut_Msg( output_msg);
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output_msg.clearMessage();
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out_string = null;
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cur_pos += Message_Break.length();
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Counter_Print( msg_nb++);
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Stand_By( Sleep_Time);
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}
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}
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buffer_offset = cur_buffer_size - cur_pos;
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// System.out.println( "% CurPos: (" + cur_pos + ") BufOff: (" + buffer_offset + ")");
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if( buffer_offset > 0)
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{
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/* Copy back prefetch area */
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System.arraycopy( buffer_byte, cur_pos, buffer_byte, 0, buffer_offset);
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}
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}
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while( read_size > 0);
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while( cur_buffer_size > 0);
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if( out_string != null)
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{
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@ -1,7 +1,7 @@
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# $RCSfile: ReleaseNotes.txt,v $
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# $Revision: 1.10 $
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# $Revision: 1.11 $
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# $Name: $
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# $Date: 2008/11/10 01:50:19 $
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# $Date: 2008/11/14 00:00:51 $
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# $Author: agibert $
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@ -9,10 +9,12 @@
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--------------------------------------------------------------------------------
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MQSLoad V 1.3.2 - A. Gibert - 2008/11/10
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MQSLoad V 1.3.2 - A. Gibert - 2008/11/14
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--------------------------------------------------------------------------------
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Fix elapsed time computation !
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- WARNING: Fix a big bug in Load_File() method: all previous MQSLoad versions
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can corrupt messages during loading !!!
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- Fix elapsed time computation !
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