org.springframework.data.redis.core.query.SortQueryBuilder Maven / Gradle / Ivy
/*
* Copyright 2011-2018 the original author or authors.
*
* 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 org.springframework.data.redis.core.query;
/**
* Simple builder class for constructing {@link SortQuery}.
*
* @author Costin Leau
*/
public class SortQueryBuilder extends DefaultSortCriterion {
private static final String NO_SORT_KEY = "~";
private SortQueryBuilder(K key) {
super(key);
}
public static SortQueryBuilder sort(K key) {
return new SortQueryBuilder<>(key);
}
public SortCriterion by(String keyPattern) {
return addBy(keyPattern);
}
public SortCriterion noSort() {
return by(NO_SORT_KEY);
}
}