/*
* 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.common.protocol.ApiKeys;
import org.apache.kafka.common.protocol.Errors;
import org.apache.kafka.common.protocol.types.Struct;
import java.nio.ByteBuffer;
import java.util.Collections;
public class ApiVersionsRequest extends AbstractRequest {
public static class Builder extends AbstractRequest.Builder<ApiVersionsRequest> {
public Builder() {
super(ApiKeys.API_VERSIONS);
}
public Builder(short version) {
super(ApiKeys.API_VERSIONS, version);
}
@Override
public ApiVersionsRequest build(short version) {
return new ApiVersionsRequest(version);
}
@Override
public String toString() {
return "(type=ApiVersionsRequest)";
}
}
public ApiVersionsRequest(short version) {
super(version);
}
public ApiVersionsRequest(Struct struct, short version) {
super(version);
}
@Override
protected Struct toStruct() {
return new Struct(ApiKeys.API_VERSIONS.requestSchema(version()));
}
@Override
public AbstractResponse getErrorResponse(int throttleTimeMs, Throwable e) {
short versionId = version();
switch (versionId) {
case 0:
return new ApiVersionsResponse(Errors.forException(e), Collections.<ApiVersionsResponse.ApiVersion>emptyList());
case 1:
return new ApiVersionsResponse(throttleTimeMs, Errors.forException(e), Collections.<ApiVersionsResponse.ApiVersion>emptyList());
default:
throw new IllegalArgumentException(String.format("Version %d is not valid. Valid versions for %s are 0 to %d",
versionId, this.getClass().getSimpleName(), ApiKeys.API_VERSIONS.latestVersion()));
}
}
public static ApiVersionsRequest parse(ByteBuffer buffer, short version) {
return new ApiVersionsRequest(ApiKeys.API_VERSIONS.parseRequest(version, buffer), version);
}
}