spring-data-redis KeyBoundCursor 源码
spring-data-redis KeyBoundCursor 代码
文件路径：/src/main/java/org/springframework/data/redis/core/KeyBoundCursor.java
/*
* Copyright 2014-2022 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.core;
import org.springframework.lang.Nullable;
/**
* @author Christoph Strobl
* @param <T>
* @since 1.4
*/
public abstract class KeyBoundCursor<T> extends ScanCursor<T> {
private byte[] key;
/**
* Crates new {@link ScanCursor}
*
* @param cursorId
* @param options Defaulted to {@link ScanOptions#NONE} if nulled.
*/
public KeyBoundCursor(byte[] key, long cursorId, @Nullable ScanOptions options) {
super(cursorId, options != null ? options : ScanOptions.NONE);
this.key = key;
}
protected ScanIteration<T> doScan(long cursorId, ScanOptions options) {
return doScan(this.key, cursorId, options);
}
protected abstract ScanIteration<T> doScan(byte[] key, long cursorId, ScanOptions options);
public byte[] getKey() {
return key;
}
}
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