Package org.apache.derby.iapi.services.compiler

Examples of org.apache.derby.iapi.services.compiler.MethodBuilder.upCast()

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        exprFun.pushThis(); // instance for getRowLocationTemplate
        exprFun.push(savedItem); // first arg
        exprFun.callMethod(VMOpcode.INVOKEINTERFACE, ClassName.Activation, "getRowLocationTemplate",
                  ClassName.RowLocation, 1);

        exprFun.upCast(ClassName.DataValueDescriptor);
        exprFun.callMethod(VMOpcode.INVOKEINTERFACE, ClassName.Row, "setColumn",
                      "void", 2);
        continue;
      }
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        exprFun.pushThis(); // instance for getRowLocationTemplate
        exprFun.push(savedItem); // first arg
        exprFun.callMethod(VMOpcode.INVOKEINTERFACE, ClassName.Activation, "getRowLocationTemplate",
                  ClassName.RowLocation, 1);

        exprFun.upCast(ClassName.DataValueDescriptor);
        exprFun.callMethod(VMOpcode.INVOKEINTERFACE, ClassName.Row, "setColumn",
                      "void", 2);
        continue;
      }
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      userExprFun.getField(psHolder);
      userExprFun.conditionalIfNull();
    }

    newInvocation.generateExpression(acb, userExprFun);
        userExprFun.upCast(vtiType);

    if (reuseablePs) {

      userExprFun.putField(psHolder);
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        exprFun.pushThis(); // instance for getRowLocationTemplate
        exprFun.push(savedItem); // first arg
        exprFun.callMethod(VMOpcode.INVOKEINTERFACE, ClassName.Activation, "getRowLocationTemplate",
                  ClassName.RowLocation, 1);

        exprFun.upCast(ClassName.DataValueDescriptor);
        exprFun.callMethod(VMOpcode.INVOKEINTERFACE, ClassName.Row, "setColumn",
                      "void", 2);
        continue;
      }
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        generateReturnsNullOnNullCheck(mb);
      }
      else
      {
        mb.dup();
        mb.upCast(ClassName.DataValueDescriptor);
        mb.push(primitiveTN);
        mb.callMethod(VMOpcode.INVOKESTATIC, ClassName.BaseActivation, "nullToPrimitiveTest", "void", 2);
      }

      // stack is dvd
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        isAscending[columnNumber], isStartKey, acb, mb);
    }
    else
      pred.generateExpressionOperand(optTable, baseColumns[columnNumber], acb, mb);

    mb.upCast(ClassName.DataValueDescriptor);

    mb.callMethod(VMOpcode.INVOKEINTERFACE, ClassName.Row, "setColumn", "void", 2);

    /* Also tell the row if this column uses ordered null semantics */
    if (!isIn)
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        exprFun.pushThis(); // instance for getRowLocationTemplate
        exprFun.push(savedItem); // first arg
        exprFun.callMethod(VMOpcode.INVOKEINTERFACE, ClassName.Activation, "getRowLocationTemplate",
                  ClassName.RowLocation, 1);

        exprFun.upCast(ClassName.DataValueDescriptor);
        exprFun.callMethod(VMOpcode.INVOKEINTERFACE, ClassName.Row, "setColumn",
                      "void", 2);
        continue;
      }
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      userExprFun.getField(psHolder);
      userExprFun.conditionalIfNull();
    }

    newInvocation.generateExpression(acb, userExprFun);
        userExprFun.upCast(vtiType);

    if (reuseablePs) {

      userExprFun.putField(psHolder);
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        generateReturnsNullOnNullCheck(mb);
      }
      else
      {
        mb.dup();
        mb.upCast(ClassName.DataValueDescriptor);
        mb.push(primitiveTN);
        mb.callMethod(VMOpcode.INVOKESTATIC, ClassName.BaseActivation, "nullToPrimitiveTest", "void", 2);
      }

      // stack is dvd
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        isAscending[columnNumber], isStartKey, acb, mb);
    }
    else
      pred.generateExpressionOperand(optTable, baseColumns[columnNumber], acb, mb);

    mb.upCast(ClassName.DataValueDescriptor);

    mb.callMethod(VMOpcode.INVOKEINTERFACE, ClassName.Row, "setColumn", "void", 2);

    /* Also tell the row if this column uses ordered null semantics */
    if (!isIn)
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