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/**
 * Copyright (c) 2013-2021 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 com.github.lontime.shaded.org.redisson.codec;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufAllocator;
import io.netty.util.concurrent.FastThreadLocal;
import org.jboss.marshalling.*;
import com.github.lontime.shaded.org.redisson.client.codec.BaseCodec;
import com.github.lontime.shaded.org.redisson.client.protocol.Decoder;
import com.github.lontime.shaded.org.redisson.client.protocol.Encoder;

import java.io.IOException;
import java.util.Locale;

/**
 * JBoss Marshalling codec.
 * 
 * Uses River protocol by default.
 * 
 * https://github.com/jboss-remoting/jboss-marshalling
 * 
 * @author Nikita Koksharov
 *
 */
public class MarshallingCodec extends BaseCodec {

    private final FastThreadLocal decoderThreadLocal = new FastThreadLocal() {
        @Override
        protected Unmarshaller initialValue() throws IOException {
            return factory.createUnmarshaller(configuration);
        };
    };
    
    private final FastThreadLocal encoderThreadLocal = new FastThreadLocal() {
        @Override
        protected Marshaller initialValue() throws IOException {
            return factory.createMarshaller(configuration);
        };
    };
    
    public static class ByteInputWrapper implements ByteInput {

        private final ByteBuf byteBuf;
        
        public ByteInputWrapper(ByteBuf byteBuf) {
            super();
            this.byteBuf = byteBuf;
        }

        @Override
        public void close() throws IOException {
        }

        @Override
        public int read() throws IOException {
            return byteBuf.readByte() & 0xff;
        }

        @Override
        public int read(byte[] b) throws IOException {
            return read(b, 0, b.length);
        }

        @Override
        public int read(byte[] b, int off, int len) throws IOException {
            int length = available();
            int readLength = Math.min(len, length);
            byteBuf.readBytes(b, off, readLength);
            return readLength;
        }

        @Override
        public int available() throws IOException {
            return byteBuf.readableBytes();
        }

        @Override
        public long skip(long n) throws IOException {
            int length = available();
            long skipLength = Math.min(length, n);
            byteBuf.readerIndex((int) (byteBuf.readerIndex() + skipLength));
            return skipLength;
        }
        
    }
    
    public static class ByteOutputWrapper implements ByteOutput {

        private final ByteBuf byteBuf;
        
        public ByteOutputWrapper(ByteBuf byteBuf) {
            this.byteBuf = byteBuf;
        }

        @Override
        public void close() throws IOException {
        }

        @Override
        public void flush() throws IOException {
        }

        @Override
        public void write(int b) throws IOException {
            byteBuf.writeByte(b);
        }

        @Override
        public void write(byte[] b) throws IOException {
            byteBuf.writeBytes(b);
        }

        @Override
        public void write(byte[] b, int off, int len) throws IOException {
            byteBuf.writeBytes(b, off, len);
        }
        
    }
    
    public enum Protocol {
        
        SERIAL,
        
        RIVER
        
    }
    
    private final Decoder