hd3gtv.mydmam.metadata.container.ContainerEntry.java Source code

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Here is the source code for hd3gtv.mydmam.metadata.container.ContainerEntry.java

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/*
 * This file is part of MyDMAM.
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 * 
 * Copyright (C) hdsdi3g for hd3g.tv 2014
 * 
*/
package hd3gtv.mydmam.metadata.container;

import hd3gtv.log2.Log2Dump;
import hd3gtv.log2.Log2Dumpable;

import java.util.List;

import com.google.gson.Gson;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;

public abstract class ContainerEntry implements SelfSerializing, Log2Dumpable {

    ContainerEntry() {
    }

    private ContainerOrigin origin;

    transient Container container;

    public final ContainerOrigin getOrigin() {
        return origin;
    }

    public abstract String getES_Type();

    public Log2Dump getLog2Dump() {
        Log2Dump dump = new Log2Dump();
        dump.add("type", this.getClass().getName());
        dump.add("ES type", getES_Type());
        dump.add("origin", origin);
        return dump;
    }

    public final void setOrigin(ContainerOrigin origin) throws NullPointerException {
        if (origin == null) {
            throw new NullPointerException("\"origin\" can't to be null");
        }
        this.origin = origin;
    }

    /**
     * Do not overload in abstract implementations.
     * @return null for not dependencies (this will be declared himself).
     */
    protected abstract List<Class<? extends SelfSerializing>> getSerializationDependencies();

    protected abstract ContainerEntry internalDeserialize(JsonObject source, Gson gson);

    protected abstract JsonObject internalSerialize(ContainerEntry item, Gson gson);

    public ContainerEntry deserialize(JsonObject source, Gson gson) {
        JsonElement j_origin = source.get("origin");
        source.remove("origin");
        ContainerEntry item = internalDeserialize(source, gson);
        item.origin = gson.fromJson(j_origin, ContainerOrigin.class);
        return item;
    }

    public JsonObject serialize(SelfSerializing _item, Gson gson) {
        ContainerEntry item = (ContainerEntry) _item;
        JsonObject jo = item.internalSerialize(item, gson);
        jo.add("origin", gson.toJsonTree(item.origin));
        return jo;
    }

}