core/sql/langman/LmGenUtil.cpp

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/* -*-C++-*-
******************************************************************************
*
* File:         LmGenUtil.cpp
* Description:  LM Utility functions for Generator
*
* Created:      06/18/2001
* Language:     C++
*
*
******************************************************************************
*/
#include "LmLangManager.h"
#include "LmGenUtil.h"
#include "str.h"

/* setLMObjectMapping() : Processes Java signature and sets the object mapping
 * in Boolean Array. Clients need to allocate the array of Boolean type for
 * number of params + return type. This function sets object mapping for return
 * type too.
 */
LmResult setLMObjectMapping(
  const char *routineSig,
  ComBoolean objMapArray[])
{
  ComUInt32 sigLen = strlen(routineSig);
  char *sig = new char[sigLen+1];
  char *origSigPtr = sig;
  LmResult retCode = LM_OK;

#pragma nowarn(1506)   // warning elimination 
  str_cpy_all(sig, routineSig, sigLen);
#pragma warn(1506)  // warning elimination 
  sig[sigLen] = '\0';
 
  ComUInt32 pos = 0;

  while (*sig && retCode != LM_ERR)
  {
    switch (*sig)
    {
      case '(' :
      case '[' :
      case ')' :
        sig++;
        break;
      case 'V' :
      case 'S' :
      case 'I' :
      case 'J' :
      case 'F' :
      case 'D' :
        objMapArray[pos++] = FALSE;
        sig++;
        break;

      case 'L' :
        objMapArray[pos++] = TRUE;
        if ((sig = strchr(sig, ';')) != NULL)
          sig += 1;
        else
          retCode = LM_ERR;
        break;

      default :
        retCode = LM_ERR;

    } // switch (*sig)
  } // while (*sig)

  if (origSigPtr)
    delete origSigPtr;

  return retCode;
}