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Annotations-based syntax for GraphQL schema definition

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/**
 * Copyright 2016 Yurii Rashkovskii
 *
 * 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
 */
package graphql.annotations.connection;

import java.util.Iterator;

public abstract class AbstractPaginatedData implements PaginatedData {

     boolean hasPreviousPage;
     boolean hasNextPage;
     Iterable data;

    public AbstractPaginatedData(boolean hasPreviousPage, boolean hasNextPage, Iterable data) {
        this.hasNextPage = hasNextPage;
        this.hasPreviousPage = hasPreviousPage;
        this.data = data;
    }

    @Override
    public boolean hasNextPage() {
        return hasNextPage;
    }

    @Override
    public boolean hasPreviousPage() {
        return hasPreviousPage;
    }

    @Override
    public Iterator iterator() {
        return data.iterator();
    }
}