/**
* ExpressionOperator for the MDSYS.SDO_WITHIN_DISTANCE Spatial Operator on the Oracle Database
* Use of this operator requires the Java spatial classes
*
* @return
*/
public static ExpressionOperator withinDistance() {
ExpressionOperator operator =
ExpressionOperator.simpleThreeArgumentFunction(
SDO_WITHIN_DISTANCE, "MDSYS.SDO_WITHIN_DISTANCE");
operator.bePrefix();
return operator;
}
/**
* INTERNAL: Build locate operator with 3 params i.e. LOCATE("coffee", t0.DESCRIP, 4). Last
* parameter is a start at.
*/
public static ExpressionOperator createLocate2Operator() {
ExpressionOperator expOperator =
ExpressionOperator.simpleThreeArgumentFunction(ExpressionOperator.Locate2, "INSTR");
int[] argumentIndices = new int[3];
argumentIndices[0] = 0;
argumentIndices[1] = 1;
argumentIndices[2] = 2;
expOperator.setArgumentIndices(argumentIndices);
expOperator.setIsBindingSupported(false);
return expOperator;
}
/**
* ExpressionOperator for the MDSYS.SDO_NN Spatial Operator on the Oracle Database Use of this
* operator requires the Java spatial classes
*
* @return
*/
public static ExpressionOperator nearestNeighbor() {
ExpressionOperator operator =
ExpressionOperator.simpleThreeArgumentFunction(SDO_NN, "MDSYS.SDO_NN");
operator.bePrefix();
return operator;
}
/**
* ExpressionOperator for the MDSYS.SDO_FILTER Spatial Operator on the Oracle Database Use of this
* operator requires the Java spatial classes
*
* @return
*/
public static ExpressionOperator filter() {
ExpressionOperator operator =
ExpressionOperator.simpleThreeArgumentFunction(SDO_FILTER, "MDSYS.SDO_FILTER");
operator.bePrefix();
return operator;
}
/**
* ExpressionOperator for the MDSYS.MDSYS.SDO_RELATE Spatial Operator on the Oracle Database Use
* of this operator requires the Java spatial classes
*
* @return
*/
public static ExpressionOperator relate() {
ExpressionOperator operator =
ExpressionOperator.simpleThreeArgumentFunction(SDO_RELATE, "MDSYS.SDO_RELATE");
operator.bePrefix();
return operator;
}
