public Entity(World p_i1582_1_)
{
    this.entityId = nextEntityID++;
    this.renderDistanceWeight = 1.0D;
    this.boundingBox = AxisAlignedBB.getBoundingBox(0.0D, 0.0D, 0.0D, 0.0D, 0.0D, 0.0D);
    this.field_70135_K = true;
    this.width = 0.6F;
    this.height = 1.8F;
    this.nextStepDistance = 1;
    this.rand = new Random();
    this.fireResistance = 1;
    this.firstUpdate = true;
    this.entityUniqueID = UUID.randomUUID();
    this.myEntitySize = Entity.EnumEntitySize.SIZE_2;
    this.worldObj = p_i1582_1_;
    this.setPosition(0.0D, 0.0D, 0.0D);

    if (p_i1582_1_ != null)
    {
        this.dimension = p_i1582_1_.provider.dimensionId;
    }

    this.dataWatcher = new DataWatcher(this);
    this.dataWatcher.addObject(0, Byte.valueOf((byte)0));
    this.dataWatcher.addObject(1, Short.valueOf((short)300));
    this.entityInit();

    extendedProperties = new HashMap<String, IExtendedEntityProperties>();

    MinecraftForge.EVENT_BUS.post(new EntityEvent.EntityConstructing(this));

    for (IExtendedEntityProperties props : this.extendedProperties.values())
    {
        props.init(this, p_i1582_1_);
    }
}
 

/**
 * Register the instance of IExtendedProperties into the entity's collection.
 * @param identifier The identifier which you can use to retrieve these properties for the entity.
 * @param properties The instanceof IExtendedProperties to register
 * @return The identifier that was used to register the extended properties.  Empty String indicates an error.  If your requested key already existed, this will return a modified one that is unique.
 */
public String registerExtendedProperties(String identifier, IExtendedEntityProperties properties)
{
    if (identifier == null)
    {
        FMLLog.warning("Someone is attempting to register extended properties using a null identifier.  This is not allowed.  Aborting.  This may have caused instability.");
        return "";
    }
    if (properties == null)
    {
        FMLLog.warning("Someone is attempting to register null extended properties.  This is not allowed.  Aborting.  This may have caused instability.");
        return "";
    }

    String baseIdentifier = identifier;
    int identifierModCount = 1;
    while (this.extendedProperties.containsKey(identifier))
    {
        identifier = String.format("%s%d", baseIdentifier, identifierModCount++);
    }

    if (baseIdentifier != identifier)
    {
        FMLLog.info("An attempt was made to register exended properties using an existing key.  The duplicate identifier (%s) has been remapped to %s.", baseIdentifier, identifier);
    }

    this.extendedProperties.put(identifier, properties);
    return identifier;
}
 

/**
 * Save the entity to NBT (calls an abstract helper method to write extra data)
 */
public void writeToNBT(NBTTagCompound p_70109_1_)
{
    try
    {
        p_70109_1_.setTag("Pos", this.newDoubleNBTList(new double[] {this.posX, this.posY + (double)this.ySize, this.posZ}));
        p_70109_1_.setTag("Motion", this.newDoubleNBTList(new double[] {this.motionX, this.motionY, this.motionZ}));
        p_70109_1_.setTag("Rotation", this.newFloatNBTList(new float[] {this.rotationYaw, this.rotationPitch}));
        p_70109_1_.setFloat("FallDistance", this.fallDistance);
        p_70109_1_.setShort("Fire", (short)this.fire);
        p_70109_1_.setShort("Air", (short)this.getAir());
        p_70109_1_.setBoolean("OnGround", this.onGround);
        p_70109_1_.setInteger("Dimension", this.dimension);
        p_70109_1_.setBoolean("Invulnerable", this.invulnerable);
        p_70109_1_.setInteger("PortalCooldown", this.timeUntilPortal);
        p_70109_1_.setLong("UUIDMost", this.getUniqueID().getMostSignificantBits());
        p_70109_1_.setLong("UUIDLeast", this.getUniqueID().getLeastSignificantBits());
        if (customEntityData != null)
        {
            p_70109_1_.setTag("ForgeData", customEntityData);
        }

       for (String identifier : this.extendedProperties.keySet())
       {
            try
            {
                IExtendedEntityProperties props = this.extendedProperties.get(identifier);
                props.saveNBTData(p_70109_1_);
            }
            catch (Throwable t)
            {
                FMLLog.severe("Failed to save extended properties for %s.  This is a mod issue.", identifier);
                t.printStackTrace();
            }
        }

       this.writeEntityToNBT(p_70109_1_);

        if (this.ridingEntity != null)
        {
            NBTTagCompound nbttagcompound1 = new NBTTagCompound();

            if (this.ridingEntity.writeMountToNBT(nbttagcompound1))
            {
                p_70109_1_.setTag("Riding", nbttagcompound1);
            }
        }
    }
    catch (Throwable throwable)
    {
        CrashReport crashreport = CrashReport.makeCrashReport(throwable, "Saving entity NBT");
        CrashReportCategory crashreportcategory = crashreport.makeCategory("Entity being saved");
        this.addEntityCrashInfo(crashreportcategory);
        throw new ReportedException(crashreport);
    }
}
 

/**
 * Reads the entity from NBT (calls an abstract helper method to read specialized data)
 */
public void readFromNBT(NBTTagCompound p_70020_1_)
{
    try
    {
        NBTTagList nbttaglist = p_70020_1_.getTagList("Pos", 6);
        NBTTagList nbttaglist1 = p_70020_1_.getTagList("Motion", 6);
        NBTTagList nbttaglist2 = p_70020_1_.getTagList("Rotation", 5);
        this.motionX = nbttaglist1.func_150309_d(0);
        this.motionY = nbttaglist1.func_150309_d(1);
        this.motionZ = nbttaglist1.func_150309_d(2);

        if (Math.abs(this.motionX) > 10.0D)
        {
            this.motionX = 0.0D;
        }

        if (Math.abs(this.motionY) > 10.0D)
        {
            this.motionY = 0.0D;
        }

        if (Math.abs(this.motionZ) > 10.0D)
        {
            this.motionZ = 0.0D;
        }

        this.prevPosX = this.lastTickPosX = this.posX = nbttaglist.func_150309_d(0);
        this.prevPosY = this.lastTickPosY = this.posY = nbttaglist.func_150309_d(1);
        this.prevPosZ = this.lastTickPosZ = this.posZ = nbttaglist.func_150309_d(2);
        this.prevRotationYaw = this.rotationYaw = nbttaglist2.func_150308_e(0);
        this.prevRotationPitch = this.rotationPitch = nbttaglist2.func_150308_e(1);
        this.fallDistance = p_70020_1_.getFloat("FallDistance");
        this.fire = p_70020_1_.getShort("Fire");
        this.setAir(p_70020_1_.getShort("Air"));
        this.onGround = p_70020_1_.getBoolean("OnGround");
        this.dimension = p_70020_1_.getInteger("Dimension");
        this.invulnerable = p_70020_1_.getBoolean("Invulnerable");
        this.timeUntilPortal = p_70020_1_.getInteger("PortalCooldown");

        if (p_70020_1_.hasKey("UUIDMost", 4) && p_70020_1_.hasKey("UUIDLeast", 4))
        {
            this.entityUniqueID = new UUID(p_70020_1_.getLong("UUIDMost"), p_70020_1_.getLong("UUIDLeast"));
        }

        this.setPosition(this.posX, this.posY, this.posZ);
        this.setRotation(this.rotationYaw, this.rotationPitch);
        if (p_70020_1_.hasKey("ForgeData"))
        {
            customEntityData = p_70020_1_.getCompoundTag("ForgeData");
        }

        for (String identifier : this.extendedProperties.keySet())
        {
            try
            {
                IExtendedEntityProperties props = this.extendedProperties.get(identifier);
                props.loadNBTData(p_70020_1_);
            }
            catch (Throwable t)
            {
                FMLLog.severe("Failed to load extended properties for %s.  This is a mod issue.", identifier);
                t.printStackTrace();
            }
        }

        //Rawr, legacy code, Vanilla added a UUID, keep this so older maps will convert properly
        if (p_70020_1_.hasKey("PersistentIDMSB") && p_70020_1_.hasKey("PersistentIDLSB"))
        {
            this.entityUniqueID = new UUID(p_70020_1_.getLong("PersistentIDMSB"), p_70020_1_.getLong("PersistentIDLSB"));
        }
        this.readEntityFromNBT(p_70020_1_);

        if (this.shouldSetPosAfterLoading())
        {
            this.setPosition(this.posX, this.posY, this.posZ);
        }
    }
    catch (Throwable throwable)
    {
        CrashReport crashreport = CrashReport.makeCrashReport(throwable, "Loading entity NBT");
        CrashReportCategory crashreportcategory = crashreport.makeCategory("Entity being loaded");
        this.addEntityCrashInfo(crashreportcategory);
        throw new ReportedException(crashreport);
    }
}
 

@Override
public IExtendedEntityProperties getProperty(String key){
    return getExtendedProperties(key);
}
 

@Override
public void setProperty(String key, IExtendedEntityProperties property){
    registerExtendedProperties(key, property);
}
 

@Override
public IExtendedEntityProperties getProperty(String key){
    return properties.get(key);
}
 

@Override
public void setProperty(String key, IExtendedEntityProperties property){
    properties.put(key, property);
}
 

/**
 * Gets the extended properties identified by the passed in key
 * @param identifier The key that identifies the extended properties.
 * @return The instance of IExtendedProperties that was found, or null.
 */
public IExtendedEntityProperties getExtendedProperties(String identifier)
{
    return this.extendedProperties.get(identifier);
}
 

public IExtendedEntityProperties getProperty(String key); 

public void setProperty(String key, IExtendedEntityProperties property);