70 lines
1.8 KiB
Java
70 lines
1.8 KiB
Java
/*
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* This file is part of ComputerCraft - http://www.computercraft.info
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* Copyright Daniel Ratcliffe, 2011-2021. Do not distribute without permission.
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* Send enquiries to dratcliffe@gmail.com
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*/
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package dan200.computercraft.core.filesystem;
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import dan200.computercraft.api.filesystem.IMount;
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import javax.annotation.Nonnull;
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import java.io.IOException;
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import java.nio.channels.ReadableByteChannel;
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import java.nio.file.attribute.BasicFileAttributes;
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import java.util.List;
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public class SubMount implements IMount
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{
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private final IMount parent;
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private final String subPath;
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public SubMount( IMount parent, String subPath )
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{
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this.parent = parent;
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this.subPath = subPath;
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}
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@Override
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public boolean exists( @Nonnull String path ) throws IOException
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{
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return parent.exists( getFullPath( path ) );
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}
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@Override
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public boolean isDirectory( @Nonnull String path ) throws IOException
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{
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return parent.isDirectory( getFullPath( path ) );
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}
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@Override
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public void list( @Nonnull String path, @Nonnull List<String> contents ) throws IOException
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{
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parent.list( getFullPath( path ), contents );
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}
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@Override
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public long getSize( @Nonnull String path ) throws IOException
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{
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return parent.getSize( getFullPath( path ) );
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}
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@Nonnull
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@Override
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public ReadableByteChannel openForRead( @Nonnull String path ) throws IOException
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{
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return parent.openForRead( getFullPath( path ) );
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}
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@Nonnull
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@Override
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public BasicFileAttributes getAttributes( @Nonnull String path ) throws IOException
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{
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return parent.getAttributes( getFullPath( path ) );
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}
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private String getFullPath( String path )
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{
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return path.isEmpty() ? subPath : subPath + "/" + path;
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}
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}
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