kafka IncrementalAlterConfigsRequest 源码
kafka IncrementalAlterConfigsRequest 代码
文件路径:/clients/src/main/java/org/apache/kafka/common/requests/IncrementalAlterConfigsRequest.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.common.requests;
import org.apache.kafka.clients.admin.AlterConfigOp;
import org.apache.kafka.common.config.ConfigResource;
import org.apache.kafka.common.message.IncrementalAlterConfigsRequestData;
import org.apache.kafka.common.message.IncrementalAlterConfigsRequestData.AlterConfigsResource;
import org.apache.kafka.common.message.IncrementalAlterConfigsResponseData;
import org.apache.kafka.common.message.IncrementalAlterConfigsResponseData.AlterConfigsResourceResponse;
import org.apache.kafka.common.protocol.ApiKeys;
import org.apache.kafka.common.protocol.ByteBufferAccessor;
import java.nio.ByteBuffer;
import java.util.Collection;
import java.util.Map;
public class IncrementalAlterConfigsRequest extends AbstractRequest {
public static class Builder extends AbstractRequest.Builder<IncrementalAlterConfigsRequest> {
private final IncrementalAlterConfigsRequestData data;
public Builder(IncrementalAlterConfigsRequestData data) {
super(ApiKeys.INCREMENTAL_ALTER_CONFIGS);
this.data = data;
}
public Builder(final Collection<ConfigResource> resources,
final Map<ConfigResource, Collection<AlterConfigOp>> configs,
final boolean validateOnly) {
super(ApiKeys.INCREMENTAL_ALTER_CONFIGS);
this.data = new IncrementalAlterConfigsRequestData()
.setValidateOnly(validateOnly);
for (ConfigResource resource : resources) {
IncrementalAlterConfigsRequestData.AlterableConfigCollection alterableConfigSet =
new IncrementalAlterConfigsRequestData.AlterableConfigCollection();
for (AlterConfigOp configEntry : configs.get(resource))
alterableConfigSet.add(new IncrementalAlterConfigsRequestData.AlterableConfig()
.setName(configEntry.configEntry().name())
.setValue(configEntry.configEntry().value())
.setConfigOperation(configEntry.opType().id()));
IncrementalAlterConfigsRequestData.AlterConfigsResource alterConfigsResource = new IncrementalAlterConfigsRequestData.AlterConfigsResource();
alterConfigsResource.setResourceType(resource.type().id())
.setResourceName(resource.name()).setConfigs(alterableConfigSet);
data.resources().add(alterConfigsResource);
}
}
public Builder(final Map<ConfigResource, Collection<AlterConfigOp>> configs,
final boolean validateOnly) {
this(configs.keySet(), configs, validateOnly);
}
@Override
public IncrementalAlterConfigsRequest build(short version) {
return new IncrementalAlterConfigsRequest(data, version);
}
@Override
public String toString() {
return data.toString();
}
}
private final IncrementalAlterConfigsRequestData data;
private final short version;
public IncrementalAlterConfigsRequest(IncrementalAlterConfigsRequestData data, short version) {
super(ApiKeys.INCREMENTAL_ALTER_CONFIGS, version);
this.data = data;
this.version = version;
}
public static IncrementalAlterConfigsRequest parse(ByteBuffer buffer, short version) {
return new IncrementalAlterConfigsRequest(new IncrementalAlterConfigsRequestData(
new ByteBufferAccessor(buffer), version), version);
}
@Override
public IncrementalAlterConfigsRequestData data() {
return data;
}
@Override
public AbstractResponse getErrorResponse(final int throttleTimeMs, final Throwable e) {
IncrementalAlterConfigsResponseData response = new IncrementalAlterConfigsResponseData();
ApiError apiError = ApiError.fromThrowable(e);
for (AlterConfigsResource resource : data.resources()) {
response.responses().add(new AlterConfigsResourceResponse()
.setResourceName(resource.resourceName())
.setResourceType(resource.resourceType())
.setErrorCode(apiError.error().code())
.setErrorMessage(apiError.message()));
}
return new IncrementalAlterConfigsResponse(response);
}
}
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