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The Open Source version of the IBM Toolbox for Java
///////////////////////////////////////////////////////////////////////////////
//
// JTOpen (AS/400 Toolbox for Java - OSS version)
//
// Filename: AS400DateTimeConverter.java
//
// The source code contained herein is licensed under the IBM Public License
// Version 1.0, which has been approved by the Open Source Initiative.
// Copyright (C) 1997-2000 International Business Machines Corporation and
// others. All rights reserved.
//
///////////////////////////////////////////////////////////////////////////////
package com.ibm.as400.access;
import java.util.Calendar;
import java.util.Date;
import java.io.UnsupportedEncodingException;
/**
* The AS400DateTimeConverter class represents a converted date and time.
The AS/400 System API QWCCVTDT is used to convert a date and time value
from one format to another format.
@deprecated This class has been replaced by the DateTimeConverter class.
@see com.ibm.as400.access.DateTimeConverter
**/
public class AS400DateTimeConverter
{
/**
The system.
**/
static protected AS400 as400_;
/**
* Constructs a AS400DateTimeConverter object.
*
* @param system The AS/400 system.
**/
public AS400DateTimeConverter(AS400 system)
{
//@A2D Trace.log(Trace.INFORMATION,"constructor");
if (system == null) //@A2A
throw new NullPointerException("system"); //@A2A
as400_=system;
}
/**
* Converts date and time values from the input format to the requested output format.
*
* @param system The AS/400 system.
* @param in The date and time value to be converted.
* @param inFormat The input date and time format. Possible values are:
- *DTS
- *JOB
- *SYSVAL
- *YMD
- *YYMD
- *MDY
- *MDYY
- *DMY
- *DMYY
- *JUL
- *LONGJUL
* @param outFormat The output date and time format. Possible values are:
- *DTS
- *JOB
- *SYSVAL
- *YMD
- *YYMD
- *MDY
- *MDYY
- *DMY
- *DMYY
- *JUL
- *LONGJUL
* @return The converted date and time value.
**/
public static byte[] convert(AS400 system, byte[] in, String inFormat, String outFormat)
{
byte[] out = null;
if (Trace.isTraceInformationOn()) {
Trace.log(Trace.INFORMATION,"convert");
StringBuffer inStringBuffer = new StringBuffer();
StringBuffer outStringBuffer = new StringBuffer();
Trace.printByteArray(inStringBuffer, in);
Trace.printByteArray(outStringBuffer, out);
Trace.log(Trace.INFORMATION,"parameters : "+inStringBuffer.toString()+" | "+outStringBuffer.toString()+" | "
+inFormat+" | "+outFormat);
}
if(system == null)
{
throw new NullPointerException("system");
}
ProgramCall pgm = new ProgramCall( system );
try
{
// Initialize the name of the program to run
String progName = "/QSYS.LIB/QWCCVTDT.PGM";
AS400Text text10 = new AS400Text(10);
// Setup the 5 parameters
ProgramParameter[] parmlist = new ProgramParameter[5];
// First parameter is the input format.
parmlist[0] = new ProgramParameter( text10.toBytes(inFormat) );
// Second parameter is the input variable.
parmlist[1] = new ProgramParameter( in );
// Third parameter is the output format.
parmlist[2] = new ProgramParameter( text10.toBytes(outFormat) );
// Fourth parameter is the output variable.
parmlist[3] = new ProgramParameter(17);
// Fifth parameter is the error format.
byte[] errorCode = new byte[70];
parmlist[4] = new ProgramParameter( errorCode );
// Set the program name and parameter list
pgm.setProgram( progName, parmlist );
pgm.suggestThreadsafe(); // QWCCVTDT is thread-safe. @B1A
// Run the program
if (pgm.run()!=true)
{
// Note that there was an error
Trace.log(Trace.ERROR, "program failed!" );
// Show the messages
AS400Message[] messagelist = pgm.getMessageList();
for (int i=0; i < messagelist.length; i++)
{
// Trace.log(Trace.INFORMATION, messagelist[i] );
}
throw new AS400Exception(messagelist);
}
else
{
out=parmlist[3].getOutputData();
}
}
catch (Exception e)
{
Trace.log(Trace.ERROR,"convert failed : "+e);
}
return out;
}
/**
* Returns the Date object in the YYMD format.
* @param in The date and time value to be converted.
* @param format The format of the date and time value being provided.
* @return The Date object in the YYMD format.
*
**/
public static Date getDate(byte[] in, String format)
{
Trace.log(Trace.INFORMATION,"getDate");
String outFormat = "*YYMD";
byte[] out = convert(as400_, in, format, outFormat);
RecordFormat recordFormat=new RecordFormat();
CharacterFieldDescription[] cfd=new CharacterFieldDescription[7];
cfd[0] = new CharacterFieldDescription(new AS400Text(4),"year");
cfd[1] = new CharacterFieldDescription(new AS400Text(2),"month");
cfd[2] = new CharacterFieldDescription(new AS400Text(2),"day");
cfd[3] = new CharacterFieldDescription(new AS400Text(2),"hour");
cfd[4] = new CharacterFieldDescription(new AS400Text(2),"minute");
cfd[5] = new CharacterFieldDescription(new AS400Text(2),"second");
cfd[6] = new CharacterFieldDescription(new AS400Text(3),"millisecond");
for(int i=0;i<7;i++)
recordFormat.addFieldDescription(cfd[i]);
try
{
Record record = recordFormat.getNewRecord(out);
Calendar dateTime = AS400Calendar.getGregorianInstance();
dateTime.clear();
dateTime.set (
Integer.parseInt(((String)record.getField("year")).trim()),// year
Integer.parseInt(((String)record.getField("month")).trim())-1, // month
Integer.parseInt(((String)record.getField("day")).trim()), // day
Integer.parseInt(((String)record.getField("hour")).trim()), //hour
Integer.parseInt(((String)record.getField("minute")).trim()), //minute
Integer.parseInt(((String)record.getField("second")).trim()));//second
return dateTime.getTime();
} catch (UnsupportedEncodingException e)
{
Trace.log(Trace.INFORMATION,"convert Date/Time : "+e);
}
return null;
}
/**
* Returns the converted date and time in a byte array.
* @param date The Date object to be converted. It must be in the format YYMD.
* @param format The output date and time format.
* @return The converted date and time in a byte array.
*
**/
public static byte[] getByteArray(Date date,String format)
{
Trace.log(Trace.INFORMATION,"getByteArray");
Calendar dateTime=AS400Calendar.getGregorianInstance();
dateTime.setTime(date);
RecordFormat recordFormat=new RecordFormat();
CharacterFieldDescription[] cfd=new CharacterFieldDescription[7];
cfd[0] = new CharacterFieldDescription(new AS400Text(4),"year");
cfd[1] = new CharacterFieldDescription(new AS400Text(2),"month");
cfd[2] = new CharacterFieldDescription(new AS400Text(2),"day");
cfd[3] = new CharacterFieldDescription(new AS400Text(2),"hour");
cfd[4] = new CharacterFieldDescription(new AS400Text(2),"minute");
cfd[5] = new CharacterFieldDescription(new AS400Text(2),"second");
cfd[6] = new CharacterFieldDescription(new AS400Text(3),"millisecond");
for(int i=0;i<7;i++)
recordFormat.addFieldDescription(cfd[i]);
Record record = recordFormat.getNewRecord();
record.setField("year",Integer.toString(dateTime.get(Calendar.YEAR)));
record.setField("month",Integer.toString(dateTime.get(Calendar.MONTH)+1));
record.setField("day",Integer.toString(dateTime.get(Calendar.DAY_OF_MONTH)));
record.setField("hour",Integer.toString(dateTime.get(Calendar.HOUR_OF_DAY)));
record.setField("minute",Integer.toString(dateTime.get(Calendar.MINUTE)));
record.setField("second",Integer.toString(dateTime.get(Calendar.SECOND)));
record.setField("millisecond",Integer.toString(dateTime.get(Calendar.MILLISECOND)));
byte[] in = null;
try
{
in = record.getContents();
AS400Text text17 = new AS400Text(17);
}
catch(Exception e)
{
Trace.log(Trace.ERROR,"Error constructing program parameters");
}
String inFormat = "*YYMD";
return convert(as400_, in,inFormat, format);
}
}