/
ManagedMember.java
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/
ManagedMember.java
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/*
* Copyright 2015 the original author or authors.
*
* 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 net.kuujo.copycat.cluster;
import net.kuujo.alleycat.Alleycat;
import net.kuujo.copycat.util.Context;
import net.kuujo.copycat.util.Managed;
import java.util.Random;
/**
* Cluster member.
*
* @author <a href="http://github.com/kuujo">Jordan Halterman</a>
*/
public abstract class ManagedMember implements Member, Managed<Member> {
protected final MemberInfo info;
protected Type type;
protected Status status = Status.DEAD;
protected Context context;
protected Alleycat serializer;
protected ManagedMember(MemberInfo info, Type type) {
this.info = info;
this.type = type;
}
/**
* Sets the member context.
*/
void setContext(Context context) {
this.context = context;
this.serializer = context.serializer();
}
/**
* Returns the current execution context.
*/
protected Context getContext() {
Context context = Context.currentContext();
return context != null ? context : this.context;
}
@Override
public int id() {
return info.id();
}
@Override
public Type type() {
return type;
}
@Override
public Status status() {
return status;
}
@Override
public MemberInfo info() {
return info;
}
@Override
public boolean equals(Object object) {
return object instanceof Member && ((Member) object).id() == info.id();
}
@Override
public int hashCode() {
int hashCode = 23;
hashCode = 37 * hashCode + id();
return hashCode;
}
@Override
public String toString() {
return String.format("%s[id=%s]", getClass().getSimpleName(), info.id());
}
/**
* Member builder.
*/
public static abstract class Builder<T extends Builder<T, U>, U extends ManagedMember> implements Member.Builder<T, U> {
protected int id = new Random().nextInt();
@Override
@SuppressWarnings("unchecked")
public T withId(int id) {
this.id = id;
return (T) this;
}
}
}