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Easy Redis Java client and Real-Time Data Platform. Valkey compatible. Sync/Async/RxJava3/Reactive API. Client side caching. Over 50 Redis based Java objects and services: JCache API, Apache Tomcat, Hibernate, Spring, Set, Multimap, SortedSet, Map, List, Queue, Deque, Semaphore, Lock, AtomicLong, Map Reduce, Bloom filter, Scheduler, RPC
/**
* Copyright (c) 2013-2024 Nikita Koksharov
*
* 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 org.redisson.liveobject.resolver;
import java.io.IOException;
import org.redisson.client.codec.Codec;
import org.redisson.client.handler.State;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufUtil;
import io.netty.buffer.Unpooled;
/**
*
* @author Rui Gu (https://github.com/jackygurui)
* @author Nikita Koksharov
*/
public class DefaultNamingScheme extends AbstractNamingScheme implements NamingScheme {
public DefaultNamingScheme(Codec codec) {
super(codec);
}
@Override
public String getNamePattern(Class> entityClass) {
return "redisson_live_object:{" + "*" + "}:" + entityClass.getName();
}
@Override
public String getName(Class> entityClass, Object idValue) {
try {
String encode = bytesToHex(codec.getMapKeyEncoder().encode(idValue));
return "redisson_live_object:{"+ encode + "}:" + entityClass.getName();
} catch (IOException ex) {
throw new IllegalArgumentException("Unable create name for '" + entityClass + "' with id:" + idValue, ex);
}
}
@Override
public String getFieldReferenceName(Class> entityClass, Object idValue, Class> fieldClass, String fieldName) {
try {
String encode = bytesToHex(codec.getMapKeyEncoder().encode(idValue));
return "redisson_live_object_field:{" + encode + "}:" + entityClass.getName() + ":" + fieldName;
} catch (IOException ex) {
throw new IllegalArgumentException("Unable create name for '" + entityClass + "' and field:'" + fieldName + "' with id:" + idValue, ex);
}
}
@Override
public Object resolveId(String name) {
String decode = name.substring(name.indexOf("{") + 1, name.indexOf("}"));
ByteBuf b = Unpooled.wrappedBuffer(ByteBufUtil.decodeHexDump(decode));
try {
return codec.getMapKeyDecoder().decode(b, new State());
} catch (IOException ex) {
throw new IllegalStateException("Unable to decode [" + decode + "] into object", ex);
} finally {
b.release();
}
}
private static String bytesToHex(ByteBuf bytes) {
try {
return ByteBufUtil.hexDump(bytes);
} finally {
bytes.release();
}
}
@Override
public String getIndexName(Class> entityClass, String fieldName) {
return "redisson_live_object_index:{" + entityClass.getName() + "}:" + fieldName;
}
}
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