Simple Embedded Language

Usage

Binary Operators

@Operator("mybinaryop")
public class MyBinaryOperator implements BinaryOperator {
  @Override
  public OperationResult execute(OperatorArgument arg1, OperatorArgument arg2) {
    /* your logic */
    return result;
  }
}

Unary Operators

@Operator("myunaryop")
public class MyUnaryOperator implements UnaryOperator {
  @Override
  public OperationResult execute(OperatorArgument argument) {
    /* your logic */
    return result;
  }
}

Functions

@Function("myfunction")
public class MyFunction extends AbstractFunction {
  @Override
  public OperationResult execute(OperatorArgument... args) {
    /* your logic */
    return new IntegerResult(42L);
  }
}

Constants

@Constant("myconst")
public class MyConstant implements SimpleConstant<BooleanResult> {
  @Override
  public BooleanResult getValue() {
    return new BooleanResult(false);
  }
}

Using in expression

"myfunction() mybinaryop (myunaryop myconst)"

Built-in Operators

Logic Operators

AND Operator

OR Operator

NOT Operator

Math Operators

Equals Operator

GreaterThanEquals Operator

GreaterThan Operator

LessThanEquals Operator

LessThan Operator

Plus Operator

diegorubin/sel