/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.facebook.presto.matching;

public class PropertyPattern<F, R>
{
    private final Property<F, ?> property;
    private final Pattern<R> pattern;

    public static <F, T, R> PropertyPattern<F, R> of(Property<F, T> property, Pattern<R> pattern)
    {
        return new PropertyPattern<>(property, pattern);
    }

    private PropertyPattern(Property<F, ?> property, Pattern<R> pattern)
    {
        this.property = property;
        this.pattern = pattern;
    }

    public Property<F, ?> getProperty()
    {
        return property;
    }

    public Pattern<R> getPattern()
    {
        return pattern;
    }
}

@@ -1181,11 +1181,299 @@
 n;%0A    %7D
+%0A%0A    //This expresses the fact that PropertyPattern%3CF, T%3E is covariant on T.%0A    @SuppressWarnings(%22unchecked cast%22)%0A    public static %3CF, T%3E PropertyPattern%3CF, T%3E upcast(PropertyPattern%3CF, ? extends T%3E propertyPattern)%0A    %7B%0A        return (PropertyPattern%3CF, T%3E) propertyPattern;%0A    %7D
 %0A%7D%0A

Add PropertyPattern.upcast to express its type variance properties