io.atomix.collections.internal.MultiMapCommands Maven / Gradle / Ivy
/*
* 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 io.atomix.collections.internal;
import io.atomix.catalyst.buffer.BufferInput;
import io.atomix.catalyst.buffer.BufferOutput;
import io.atomix.catalyst.serializer.CatalystSerializable;
import io.atomix.catalyst.serializer.SerializableTypeResolver;
import io.atomix.catalyst.serializer.Serializer;
import io.atomix.catalyst.serializer.SerializerRegistry;
import io.atomix.catalyst.util.Assert;
import io.atomix.copycat.Command;
import io.atomix.copycat.Query;
import java.util.Collection;
/**
* Map commands.
*
* This class reserves serializable type IDs {@code 75} through {@code 84}
*
* @author Jordan Halterman
*/
public class MultiMapCommands {
private MultiMapCommands() {
}
/**
* Abstract map command.
*/
public static abstract class MultiMapCommand implements Command, CatalystSerializable {
@Override
public CompactionMode compaction() {
return CompactionMode.QUORUM;
}
@Override
public void writeObject(BufferOutput buffer, Serializer serializer) {
}
@Override
public void readObject(BufferInput buffer, Serializer serializer) {
}
}
/**
* Abstract map query.
*/
public static abstract class MultiMapQuery implements Query, CatalystSerializable {
protected ConsistencyLevel consistency;
protected MultiMapQuery() {
}
protected MultiMapQuery(ConsistencyLevel consistency) {
this.consistency = consistency;
}
@Override
public void writeObject(BufferOutput output, Serializer serializer) {
if (consistency != null) {
output.writeByte(consistency.ordinal());
} else {
output.writeByte(-1);
}
}
@Override
public void readObject(BufferInput input, Serializer serializer) {
int ordinal = input.readByte();
if (ordinal != -1) {
consistency = ConsistencyLevel.values()[ordinal];
}
}
}
/**
* Abstract key-based command.
*/
public static abstract class KeyCommand extends MultiMapCommand {
protected Object key;
protected KeyCommand() {
}
protected KeyCommand(Object key) {
this.key = Assert.notNull(key, "key");
}
/**
* Returns the key.
*/
public Object key() {
return key;
}
@Override
public void writeObject(BufferOutput buffer, Serializer serializer) {
serializer.writeObject(key, buffer);
}
@Override
public void readObject(BufferInput buffer, Serializer serializer) {
key = serializer.readObject(buffer);
}
}
/**
* Abstract key-based query.
*/
public static abstract class KeyQuery extends MultiMapQuery {
protected Object key;
protected KeyQuery() {
}
protected KeyQuery(Object key) {
this.key = Assert.notNull(key, "key");
}
protected KeyQuery(Object key, ConsistencyLevel consistency) {
super(consistency);
this.key = Assert.notNull(key, "key");
}
/**
* Returns the key.
*/
public Object key() {
return key;
}
@Override
public void writeObject(BufferOutput buffer, Serializer serializer) {
super.writeObject(buffer, serializer);
serializer.writeObject(key, buffer);
}
@Override
public void readObject(BufferInput buffer, Serializer serializer) {
super.readObject(buffer, serializer);
key = serializer.readObject(buffer);
}
}
/**
* Abstract value-based query.
*/
public static abstract class ValueQuery extends MultiMapQuery {
protected Object value;
protected ValueQuery() {
}
protected ValueQuery(Object value) {
this.value = value;
}
protected ValueQuery(Object value, ConsistencyLevel consistency) {
super(consistency);
this.value = value;
}
/**
* Returns the value.
*/
public Object value() {
return value;
}
@Override
public void writeObject(BufferOutput buffer, Serializer serializer) {
super.writeObject(buffer, serializer);
serializer.writeObject(value, buffer);
}
@Override
public void readObject(BufferInput buffer, Serializer serializer) {
super.readObject(buffer, serializer);
value = serializer.readObject(buffer);
}
}
/**
* Entry query.
*/
public static class EntryQuery extends KeyQuery {
protected Object value;
protected EntryQuery() {
}
protected EntryQuery(Object key, Object value) {
super(key);
this.value = value;
}
protected EntryQuery(Object key, Object value, ConsistencyLevel consistency) {
super(key, consistency);
this.value = value;
}
/**
* Returns the value.
*
* @return The value.
*/
public Object value() {
return value;
}
@Override
public void writeObject(BufferOutput buffer, Serializer serializer) {
super.writeObject(buffer, serializer);
serializer.writeObject(value, buffer);
}
@Override
public void readObject(BufferInput buffer, Serializer serializer) {
super.readObject(buffer, serializer);
value = serializer.readObject(buffer);
}
}
/**
* Contains key query.
*/
public static class ContainsKey extends KeyQuery {
public ContainsKey() {
}
public ContainsKey(Object key) {
super(key);
}
public ContainsKey(Object key, ConsistencyLevel consistency) {
super(key, consistency);
}
}
/**
* Contains entry query.
*/
public static class ContainsEntry extends EntryQuery {
public ContainsEntry() {
}
public ContainsEntry(Object key, Object value) {
super(key, value);
}
public ContainsEntry(Object key, Object value, ConsistencyLevel consistency) {
super(key, value, consistency);
}
}
/**
* Contains value query.
*/
public static class ContainsValue extends ValueQuery {
public ContainsValue() {
}
public ContainsValue(Object value) {
super(value);
}
public ContainsValue(Object value, ConsistencyLevel consistency) {
super(value, consistency);
}
}
/**
* Entry command.
*/
public static abstract class EntryCommand extends KeyCommand {
protected Object value;
protected EntryCommand() {
}
protected EntryCommand(Object key) {
super(key);
}
protected EntryCommand(Object key, Object value) {
super(key);
this.value = value;
}
/**
* Returns the command value.
*/
public Object value() {
return value;
}
@Override
public void writeObject(BufferOutput buffer, Serializer serializer) {
super.writeObject(buffer, serializer);
serializer.writeObject(value, buffer);
}
@Override
public void readObject(BufferInput buffer, Serializer serializer) {
super.readObject(buffer, serializer);
value = serializer.readObject(buffer);
}
}
/**
* TTL command.
*/
public static abstract class TtlCommand extends EntryCommand {
protected long ttl;
public TtlCommand() {
}
public TtlCommand(Object key, Object value, long ttl) {
super(key, value);
this.ttl = ttl;
}
@Override
public CompactionMode compaction() {
return ttl > 0 ? CompactionMode.SEQUENTIAL : CompactionMode.QUORUM;
}
/**
* Returns the time to live in milliseconds.
*
* @return The time to live in milliseconds.
*/
public long ttl() {
return ttl;
}
@Override
public void writeObject(BufferOutput buffer, Serializer serializer) {
super.writeObject(buffer, serializer);
buffer.writeLong(ttl);
}
@Override
public void readObject(BufferInput buffer, Serializer serializer) {
super.readObject(buffer, serializer);
ttl = buffer.readLong();
}
}
/**
* Put command.
*/
public static class Put extends TtlCommand {
public Put() {
}
public Put(Object key, Object value) {
super(key, value, 0);
}
public Put(Object key, Object value, long ttl) {
super(key, value, ttl);
}
}
/**
* Get query.
*/
public static class Get extends KeyQuery {
public Get() {
}
public Get(Object key) {
super(key);
}
public Get(Object key, ConsistencyLevel consistency) {
super(key, consistency);
}
}
/**
* Remove command.
*/
public static class Remove extends EntryCommand