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Added Object load/save to NBTFileLoader

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Helps with loading object were they are save/loaded without knowing the
exact data type.
This commit is contained in:
DarkGuardsman 2013-10-17 02:47:32 -04:00
parent 0a11559d6e
commit 31e3c83dd9
1 changed files with 180 additions and 2 deletions
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182
src/dark/core/prefab/helpers/NBTFileLoader.java
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@ -4,10 +4,24 @@ import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import com.builtbroken.common.science.units.UnitHelper;
import net.minecraft.client.Minecraft;
import net.minecraft.nbt.CompressedStreamTools;
import net.minecraft.nbt.NBTBase;
import net.minecraft.nbt.NBTTagByte;
import net.minecraft.nbt.NBTTagByteArray;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.nbt.NBTTagDouble;
import net.minecraft.nbt.NBTTagFloat;
import net.minecraft.nbt.NBTTagInt;
import net.minecraft.nbt.NBTTagIntArray;
import net.minecraft.nbt.NBTTagLong;
import net.minecraft.nbt.NBTTagShort;
import net.minecraft.nbt.NBTTagString;
import net.minecraft.server.MinecraftServer;
import universalelectricity.core.vector.Vector2;
import universalelectricity.core.vector.Vector3;
import cpw.mods.fml.client.FMLClientHandler;
import cpw.mods.fml.common.FMLCommonHandler;
import cpw.mods.fml.common.FMLLog;
@ -15,7 +29,7 @@ import cpw.mods.fml.common.FMLLog;
public class NBTFileLoader
{
/** Saves NBT data in the world folder.
*
*
* @return True on success. */
public static boolean saveData(File saveDirectory, String filename, NBTTagCompound data)
{
@ -50,7 +64,7 @@ public class NBTFileLoader
}
/** Reads NBT data from the world folder.
*
*
* @return The NBT data */
public static NBTTagCompound loadData(File saveDirectory, String filename)
{
@ -106,4 +120,168 @@ public class NBTFileLoader
return new File(".");
}
}
/** Used to save an object without knowing what the object is exactly. Supports most
* NBTTagCompound save methods including some special cases. Which includes boolean being saves
* as a string so it can be loaded as a boolean from an object save.
*
* @param tag - NBTTagCompound to save the tag too
* @param key - name to save the object as
* @param value - the actual object
* @return the tag when done saving too i */
public static NBTTagCompound saveObject(NBTTagCompound tag, String key, Object value)
{
if (value instanceof Float)
{
tag.setFloat(key, (float) value);
}
else if (value instanceof Double)
{
tag.setDouble(key, (double) value);
}
else if (value instanceof Integer)
{
tag.setInteger(key, (int) value);
}
else if (value instanceof String)
{
tag.setString(key, (String) value);
}
else if (value instanceof Short)
{
tag.setShort(key, (short) value);
}
else if (value instanceof Byte)
{
tag.setByte(key, (Byte) value);
}
else if (value instanceof Long)
{
tag.setLong(key, (long) value);
}
else if (value instanceof Boolean)
{
tag.setString(key, "NBT:SAVE:BOOLEAN:" + value);
}
else if (value instanceof NBTBase)
{
tag.setTag(key, (NBTBase) value);
}
else if (value instanceof String)
{
tag.setString(key, (String) value);
}
else if (value instanceof byte[])
{
tag.setByteArray(key, (byte[]) value);
}
else if (value instanceof int[])
{
tag.setIntArray(key, (int[]) value);
}
else if (value instanceof NBTTagCompound)
{
tag.setCompoundTag(key, (NBTTagCompound) value);
}
else if (value instanceof Vector2)
{
tag.setString(key, "NBT:SAVE:VECTOR:2:" + ((Vector2) value).x + ":" + ((Vector2) value).y);
}
else if (value instanceof Vector3)
{
tag.setString(key, "NBT:SAVE:VECTOR:3:" + ((Vector3) value).x + ":" + ((Vector3) value).y + ":" + ((Vector3) value).z);
}
return tag;
}
/** Reads an unknown object with a known name from NBT
*
* @param tag - tag to read the value from
* @param key - name of the value
* @param suggestionValue - value to return in case nothing is found
* @return object or suggestionValue if nothing is found */
public static Object loadObject(NBTTagCompound tag, String key)
{
if (tag != null && key != null)
{
NBTBase saveTag = tag.getTag(key);
if (saveTag instanceof NBTTagFloat)
{
return tag.getFloat(key);
}
else if (saveTag instanceof NBTTagDouble)
{
return tag.getDouble(key);
}
else if (saveTag instanceof NBTTagInt)
{
return tag.getInteger(key);
}
else if (saveTag instanceof NBTTagString)
{
String str = tag.getString(key);
if (str.startsWith("NBT:SAVE:"))
{
str.replaceAll("NBT:SAVE:", "");
if (str.startsWith("BOOLEAN:"))
{
str.replaceAll("BOOLEAN:", "");
if (str.equalsIgnoreCase("true"))
{
return true;
}
if (str.equalsIgnoreCase("false"))
{
return false;
}
}
if (str.startsWith("VECTOR:"))
{
str.replaceAll("VECTOR:", "");
String[] nums = str.split(":");
if (UnitHelper.tryToParseDouble(nums[0]) == 2)
{
return new Vector2(UnitHelper.tryToParseDouble(nums[1]), UnitHelper.tryToParseDouble(nums[2]));
}
if (UnitHelper.tryToParseDouble(nums[0]) == 3)
{
return new Vector3(UnitHelper.tryToParseDouble(nums[1]), UnitHelper.tryToParseDouble(nums[2]), UnitHelper.tryToParseDouble(nums[3]));
}
}
return null;
}
return str;
}
else if (saveTag instanceof NBTTagShort)
{
return tag.getShort(key);
}
else if (saveTag instanceof NBTTagByte)
{
return tag.getByte(key);
}
else if (saveTag instanceof NBTTagLong)
{
return tag.getLong(key);
}
else if (saveTag instanceof NBTBase)
{
return tag.getTag(key);
}
else if (saveTag instanceof NBTTagByteArray)
{
return tag.getByteArray(key);
}
else if (saveTag instanceof NBTTagIntArray)
{
return tag.getIntArray(key);
}
else if (saveTag instanceof NBTTagCompound)
{
return tag.getCompoundTag(key);
}
}
return null;
}
}