com.datastax.oss.driver.internal.core.metadata.PeerRowValidator Maven / Gradle / Ivy
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/*
* 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 com.datastax.oss.driver.internal.core.metadata;
import com.datastax.oss.driver.internal.core.adminrequest.AdminRow;
import edu.umd.cs.findbugs.annotations.NonNull;
import net.jcip.annotations.ThreadSafe;
@ThreadSafe
public class PeerRowValidator {
/** Returns {@code true} if the given peer row is valid, and {@code false} otherwise. */
public static boolean isValid(@NonNull AdminRow peerRow) {
boolean hasPeersRpcAddress = !peerRow.isNull("rpc_address");
boolean hasPeersV2RpcAddress =
!peerRow.isNull("native_address") && !peerRow.isNull("native_port");
boolean hasRpcAddress = hasPeersRpcAddress || hasPeersV2RpcAddress;
return hasRpcAddress
&& !peerRow.isNull("host_id")
&& !peerRow.isNull("data_center")
&& !peerRow.isNull("rack")
&& !peerRow.isNull("tokens")
&& !peerRow.isNull("schema_version");
}
}