spring-data-redis Limit 源码
spring-data-redis Limit 代码
文件路径：/src/main/java/org/springframework/data/redis/connection/Limit.java
/*
* Copyright 2022 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
*
* 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 org.springframework.data.redis.connection;
/**
* @author Christoph Strobl
* @since 1.6
*/
public class Limit {
private static final Limit UNLIMITED = new Limit() {
@Override
public int getCount() {
return -1;
}
@Override
public int getOffset() {
return super.getOffset();
}
};
int offset;
int count;
public static Limit limit() {
return new Limit();
}
public Limit offset(int offset) {
this.offset = offset;
return this;
}
public Limit count(int count) {
this.count = count;
return this;
}
public int getCount() {
return count;
}
public int getOffset() {
return offset;
}
public boolean isUnlimited() {
return this.equals(UNLIMITED);
}
/**
* @return new {@link Limit} indicating no limit;
* @since 1.3
*/
public static Limit unlimited() {
return UNLIMITED;
}
}
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