/*
* Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
*
* 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
*
* 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.hazelcast.spi.discovery;
import com.hazelcast.nio.Address;
import java.util.Collections;
import java.util.Map;
import static com.hazelcast.util.Preconditions.checkNotNull;
import static java.util.Collections.unmodifiableMap;
/**
* Simple immutable implementation of the {@link DiscoveryNode} interface for convenience
* when implementing a {@link DiscoveryStrategy}.
*
* @since 3.6
*/
public final class SimpleDiscoveryNode
extends DiscoveryNode {
private final Address privateAddress;
private final Address publicAddress;
private final Map<String, Object> properties;
/**
* This constructor will set private and public addresses to the same value and no properties
* are available.
*
* @param privateAddress the discovered node's private address
*/
public SimpleDiscoveryNode(Address privateAddress) {
this(privateAddress, privateAddress, Collections.<String, Object>emptyMap());
}
/**
* This constructor will set private and public addresses to the same value.
*
* @param privateAddress the discovered node's private address
* @param properties the discovered node's additional properties
*/
public SimpleDiscoveryNode(Address privateAddress, Map<String, Object> properties) {
this(privateAddress, privateAddress, properties);
}
/**
* <p>This constructor will set private and public addresses separately and no properties are available.
* Based on the internal implementation Hazelcast will either choose private or public address to connect
* to the cluster.</p>
* <p>On members private addresses are preferred.</p>
*
* @param privateAddress the discovered node's private address
* @param publicAddress the discovered node's public address
*/
public SimpleDiscoveryNode(Address privateAddress, Address publicAddress) {
this(privateAddress, publicAddress, Collections.<String, Object>emptyMap());
}
/**
* <p>This constructor will set private and public addresses separately. Based on the internal
* implementation Hazelcast will either choose private or public address to connect to the cluster.</p>
* <p>On members private addresses are preferred.</p>
*
* @param privateAddress the discovered node's private address
* @param publicAddress the discovered node's public address
* @param properties the discovered node's additional properties
*/
public SimpleDiscoveryNode(Address privateAddress, Address publicAddress, Map<String, Object> properties) {
checkNotNull(privateAddress, "The private address cannot be null");
checkNotNull(properties, "The properties cannot be null");
this.privateAddress = privateAddress;
this.publicAddress = publicAddress;
this.properties = unmodifiableMap(properties);
}
@Override
public Address getPrivateAddress() {
return privateAddress;
}
@Override
public Address getPublicAddress() {
return publicAddress;
}
@Override
public Map<String, Object> getProperties() {
return properties;
}
}