/**
* Sets JEXL context variables' values and returns {@code this}.
*
* @param vals Set of tuples representing JEXL context to be bound. First element in the tuple
* represents the name and the second element represents its value in the context.
* @return This predicate so that this call can be chained.
*/
public GridJexlPredicate2<T1, T2> with(GridTuple2<String, Object>... vals) {
for (GridTuple2<String, Object> t : vals) {
map.put(t.get1(), t.get2());
}
return this;
}
/** {@inheritDoc} */
@Override
public boolean apply(@Nullable T1 t1, @Nullable T2 t2) {
lazyCompile();
if (expr != null) {
JexlContext ctx = new MapContext();
ctx.set(var1, t1);
ctx.set(var2, t2);
for (Map.Entry<String, Object> e : map.entrySet()) {
ctx.set(e.getKey(), e.getValue());
}
try {
Object obj = expr.evaluate(ctx);
if (obj instanceof Boolean) {
return (Boolean) obj;
}
} catch (Exception ex) {
throw F.wrap(ex);
}
}
return false;
}
/**
* Sets JEXL context variable value and returns {@code this}.
*
* @param var Name of the variable in JEXL context (new or existing).
* @param val Value to be set or overridden in JEXL context.
* @return This predicate so that this call can be chained.
*/
public GridJexlPredicate2<T1, T2> with(String var, @Nullable Object val) {
A.notNull(var, "var");
map.put(var, val);
return this;
}