spring-data-redis Consumer 源码
spring-data-redis Consumer 代码
文件路径：/src/main/java/org/springframework/data/redis/connection/stream/Consumer.java
/*
* Copyright 2018-2022 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.stream;
import org.springframework.util.Assert;
import org.springframework.util.ObjectUtils;
/**
* Value object representing a Stream consumer within a consumer group. Group name and consumer name are encoded as
* keys.
*
* @author Mark Paluch
* @see 2.2
*/
public class Consumer {
private final String group;
private final String name;
private Consumer(String group, String name) {
this.group = group;
this.name = name;
}
/**
* Create a new consumer.
*
* @param group name of the consumer group, must not be {@literal null} or empty.
* @param name name of the consumer, must not be {@literal null} or empty.
* @return the consumer {@link io.lettuce.core.Consumer} object.
*/
public static Consumer from(String group, String name) {
Assert.hasText(group, "Group must not be null");
Assert.hasText(name, "Name must not be null");
return new Consumer(group, name);
}
@Override
public String toString() {
return String.format("%s:%s", group, name);
}
public String getGroup() {
return this.group;
}
public String getName() {
return this.name;
}
@Override
public boolean equals(Object o) {
if (this == o)
return true;
if (o == null || getClass() != o.getClass())
return false;
Consumer consumer = (Consumer) o;
if (!ObjectUtils.nullSafeEquals(group, consumer.group)) {
return false;
}
return ObjectUtils.nullSafeEquals(name, consumer.name);
}
@Override
public int hashCode() {
int result = ObjectUtils.nullSafeHashCode(group);
result = 31 * result + ObjectUtils.nullSafeHashCode(name);
return result;
}
}
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