kafka ConfigurationsImage 源码
kafka ConfigurationsImage 代码
文件路径：/metadata/src/main/java/org/apache/kafka/image/ConfigurationsImage.java
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.kafka.image;
import org.apache.kafka.common.config.ConfigResource;
import org.apache.kafka.image.writer.ImageWriter;
import org.apache.kafka.image.writer.ImageWriterOptions;
import java.util.Collections;
import java.util.Map.Entry;
import java.util.Map;
import java.util.Objects;
import java.util.Properties;
import java.util.stream.Collectors;
/**
* Represents the configurations in the metadata image.
*
* This class is thread-safe.
*/
public final class ConfigurationsImage {
public static final ConfigurationsImage EMPTY =
new ConfigurationsImage(Collections.emptyMap());
private final Map<ConfigResource, ConfigurationImage> data;
public ConfigurationsImage(Map<ConfigResource, ConfigurationImage> data) {
this.data = Collections.unmodifiableMap(data);
}
public boolean isEmpty() {
return data.isEmpty();
}
Map<ConfigResource, ConfigurationImage> resourceData() {
return data;
}
public Properties configProperties(ConfigResource configResource) {
ConfigurationImage configurationImage = data.get(configResource);
if (configurationImage != null) {
return configurationImage.toProperties();
} else {
return new Properties();
}
}
public void write(ImageWriter writer, ImageWriterOptions options) {
for (Entry<ConfigResource, ConfigurationImage> entry : data.entrySet()) {
ConfigResource configResource = entry.getKey();
ConfigurationImage configImage = entry.getValue();
configImage.write(configResource, writer, options);
}
}
@Override
public boolean equals(Object o) {
if (!(o instanceof ConfigurationsImage)) return false;
ConfigurationsImage other = (ConfigurationsImage) o;
return data.equals(other.data);
}
@Override
public int hashCode() {
return Objects.hash(data);
}
@Override
public String toString() {
return "ConfigurationsImage(data=" + data.entrySet().stream().
map(e -> e.getKey() + ":" + e.getValue()).collect(Collectors.joining(", ")) +
")";
}
}
相关信息
相关文章
0
赞
热门推荐
-
2、 - 优质文章
-
3、 gate.io
-
8、 golang
-
9、 openharmony
-
10、 Vue中input框自动聚焦