com.google.appengine.api.datastore.BasePreparedQuery Maven / Gradle / Ivy
/*
* Copyright 2021 Google LLC
*
* 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
*
* https://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.google.appengine.api.datastore;
import static com.google.appengine.api.datastore.FetchOptions.Builder.withDefaults;
import com.google.errorprone.annotations.DoNotCall;
import java.util.Iterator;
/**
* A base implementations for a PreparedQuery.
*
* This class forwards all calls to {@link PreparedQuery#asIterator(FetchOptions)}/{@link
* PreparedQuery#asQueryResultIterator(FetchOptions)} and {@link
* PreparedQuery#asList(FetchOptions)}/{@link PreparedQuery#asQueryResultList(FetchOptions)} which
* need to be implemented in a sub class.
*/
abstract class BasePreparedQuery implements PreparedQuery {
@Override
public Iterable asIterable(final FetchOptions fetchOptions) {
return new Iterable() {
@Override
public Iterator iterator() {
return asIterator(fetchOptions);
}
};
}
@Override
public Iterable asIterable() {
return asIterable(withDefaults());
}
@Override
public Iterator asIterator() {
return asIterator(withDefaults());
}
@Override
public QueryResultIterable asQueryResultIterable(final FetchOptions fetchOptions) {
return new QueryResultIterable() {
@Override
public QueryResultIterator iterator() {
return asQueryResultIterator(fetchOptions);
}
};
}
@Override
public QueryResultIterable asQueryResultIterable() {
return asQueryResultIterable(withDefaults());
}
@Override
public QueryResultIterator asQueryResultIterator() {
return asQueryResultIterator(withDefaults());
}
@DoNotCall
@Deprecated
@Override
public final int countEntities() {
// Adding a limit of 1000 so we don't break the expectations of apps
// currently using this method
return countEntities(withDefaults().limit(1000));
}
}