54 lines
2.3 KiB
Java
54 lines
2.3 KiB
Java
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/**
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* This file is part of the public ComputerCraft API - http://www.computercraft.info
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* Copyright Daniel Ratcliffe, 2011-2013. This API may be redistributed unmodified and in full only.
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* For help using the API, and posting your mods, visit the forums at computercraft.info.
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*/
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package dan200.computer.api;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.util.List;
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/**
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* Represents a part of a virtual filesystem that can be mounted onto a computer using IComputerAccess.mount() or IComputerAccess.mountWritable(), that can also be written to.
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* Ready made implementations of this interface can be created using ComputerCraftAPI.createSaveDirMount(), or you're free to implement it yourselves!
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* @see ComputerCraftAPI#createSaveDirMount(World, String)
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* @see IComputerAccess#mountWritable(String, IMount)
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* @see IMount
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*/
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public interface IWritableMount extends IMount
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{
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/**
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* Creates a directory at a given path inside the virtual file system.
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* @param path A file path in normalised format, relative to the mount location. ie: "programs/mynewprograms"
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*/
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public void makeDirectory( String path ) throws IOException;
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/**
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* Deletes a directory at a given path inside the virtual file system.
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* @param path A file path in normalised format, relative to the mount location. ie: "programs/myoldprograms"
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*/
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public void delete( String path ) throws IOException;
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/**
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* Opens a file with a given path, and returns an outputstream for writing to it.
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* @param path A file path in normalised format, relative to the mount location. ie: "programs/myprogram"
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* @return a stream for writing to
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*/
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public OutputStream openForWrite( String path ) throws IOException;
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/**
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* Opens a file with a given path, and returns an outputstream for appending to it.
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* @param path A file path in normalised format, relative to the mount location. ie: "programs/myprogram"
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* @return a stream for writing to
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*/
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public OutputStream openForAppend( String path ) throws IOException;
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/**
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* Get the ammount of free space on the mount, in bytes. You should decrease this value as the user writes to the mount, and write operations should fail once it reaches zero.
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* @return The ammount of free space, in bytes.
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*/
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public long getRemainingSpace() throws IOException;
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}
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