136 lines
3.9 KiB
Java
136 lines
3.9 KiB
Java
/*
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* This file is part of Applied Energistics 2.
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* Copyright (c) 2013 - 2015, AlgorithmX2, All rights reserved.
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*
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* Applied Energistics 2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Applied Energistics 2 is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>.
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*/
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package appeng.me;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.IOException;
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import java.lang.ref.WeakReference;
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import java.util.WeakHashMap;
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import appeng.api.networking.IGrid;
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import appeng.api.networking.IGridStorage;
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import appeng.core.AELog;
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import appeng.core.worlddata.WorldData;
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import net.minecraft.nbt.CompressedStreamTools;
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import net.minecraft.nbt.NBTTagCompound;
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public class GridStorage implements IGridStorage {
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private final long myID;
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private final NBTTagCompound data;
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private final GridStorageSearch mySearchEntry; // keep myself in the list until I'm
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private final WeakHashMap<GridStorage, Boolean> divided
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= new WeakHashMap<GridStorage, Boolean>();
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private WeakReference<IGrid> internalGrid = null;
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// lost...
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/**
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* for use with world settings
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*
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* @param id ID of grid storage
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* @param gss grid storage search
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*/
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public GridStorage(final long id, final GridStorageSearch gss) {
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this.myID = id;
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this.mySearchEntry = gss;
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this.data = new NBTTagCompound();
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}
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/**
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* for use with world settings
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*
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* @param input array of bytes string
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* @param id ID of grid storage
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* @param gss grid storage search
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*/
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public GridStorage(final String input, final long id, final GridStorageSearch gss) {
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this.myID = id;
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this.mySearchEntry = gss;
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NBTTagCompound myTag = null;
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try {
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final byte[] byteData
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= javax.xml.bind.DatatypeConverter.parseBase64Binary(input);
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myTag = CompressedStreamTools.readCompressed(new ByteArrayInputStream(byteData
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));
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} catch (final Throwable t) {
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myTag = new NBTTagCompound();
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}
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this.data = myTag;
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}
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/**
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* fake storage.
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*/
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public GridStorage() {
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this.myID = 0;
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this.mySearchEntry = null;
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this.data = new NBTTagCompound();
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}
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public String getValue() {
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final Grid currentGrid = (Grid) this.getGrid();
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if (currentGrid != null) {
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currentGrid.saveState();
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}
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try {
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final ByteArrayOutputStream out = new ByteArrayOutputStream();
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CompressedStreamTools.writeCompressed(this.data, out);
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return javax.xml.bind.DatatypeConverter.printBase64Binary(out.toByteArray());
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} catch (final IOException e) {
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AELog.debug(e);
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}
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return "";
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}
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public IGrid getGrid() {
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return this.internalGrid == null ? null : this.internalGrid.get();
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}
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void setGrid(final Grid grid) {
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this.internalGrid = new WeakReference<IGrid>(grid);
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}
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@Override
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public NBTTagCompound dataObject() {
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return this.data;
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}
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@Override
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public long getID() {
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return this.myID;
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}
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void addDivided(final GridStorage gs) {
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this.divided.put(gs, true);
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}
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boolean hasDivided(final GridStorage myStorage) {
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return this.divided.containsKey(myStorage);
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}
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void remove() {
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WorldData.instance().storageData().destroyGridStorage(this.myID);
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}
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}
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