com.alachisoft.ncache.client.internal.caching.datasourceproviders.WriteThruProviderDataStructureItem Maven / Gradle / Ivy

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package com.alachisoft.ncache.client.internal.caching.datasourceproviders;

import Alachisoft.NCache.Common.BitSet;
import Alachisoft.NCache.Common.Caching.UserBinaryObject;
import Alachisoft.NCache.Common.Enum.UserObjectType;
import Alachisoft.NCache.Common.JSON.BinaryJsonValue;
import com.alachisoft.ncache.client.datastructures.DistributedDataStructure;
import com.alachisoft.ncache.client.util.SerializationUtil;
import com.alachisoft.ncache.runtime.JSON.JsonValueBase;
import com.alachisoft.ncache.runtime.datasourceprovider.DistributedDataStructureType;
import com.alachisoft.ncache.runtime.datasourceprovider.ProviderDataStructureItem;
import com.alachisoft.ncache.runtime.exceptions.OperationFailedException;

import java.io.IOException;
import java.util.AbstractMap;
import java.util.Map;

class WriteThruProviderDataStructureItem extends ProviderDataStructureItem {
    private TValue _data;

    public WriteThruProviderDataStructureItem(long value){
        super(value);
        setType(DistributedDataStructureType.Counter);
    }
    public WriteThruProviderDataStructureItem(TValue value, DistributedDataStructureType type) throws OperationFailedException {
        super(null, type);
        _data = value;
    }

    @Override
    public TValue getData() throws OperationFailedException {
        if(super.getType() == DistributedDataStructureType.Counter)
            return (TValue) getDataInternal();
        try {
            JsonValueBase jsonValue = null;
            if (getDataInternal() != null){
                if(getDataInternal() instanceof Map.Entry){
                    Map.Entry entry = (Map.Entry)getDataInternal();
                    jsonValue = new BinaryJsonValue(UserBinaryObject.createUserBinaryObject((byte[]) entry.getValue()));
                    Object deserializeValue = SerializationUtil.safeDeserializeOutProc(jsonValue,null,null,true, UserObjectType.DistributedDataType,null);
                    return (TValue) new AbstractMap.SimpleEntry((String) entry.getKey(), deserializeValue);
                }
                else {
                    jsonValue = new BinaryJsonValue(UserBinaryObject.createUserBinaryObject((byte[]) getDataInternal()));
                    return SerializationUtil.safeDeserializeOutProc(jsonValue,null,null,true, UserObjectType.DistributedDataType,null);
                }
            }
        } catch (Exception e) {
            throw new OperationFailedException(e.getMessage());
        }
        return null;
    }

    private Object getDataInternal()
    {
        if (getType().equals(DistributedDataStructureType.Counter))
        {
            return getCounter();
        }
        return _data;
    }
}