Mercurial > projects > dwt2
view java/src/java/io/FileInputStream.d @ 21:9b96950f2c3c
the 'java' tree compiles on both D1-Tango and D2-Phobos
author | Frank Benoit <benoit@tionex.de> |
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date | Thu, 19 Mar 2009 20:38:55 +0100 |
parents | 2847134a5fc0 |
children |
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/** * Authors: Frank Benoit <keinfarbton@googlemail.com> */ module java.io.FileInputStream; import java.lang.all; import java.io.File; import java.io.InputStream; version(Tango){ import TangoFile = tango.io.device.File; } else { // Phobos } public class FileInputStream : java.io.InputStream.InputStream { alias java.io.InputStream.InputStream.read read; version(Tango){ private TangoFile.File conduit; } else { // Phobos } private ubyte[] buffer; private int buf_pos; private int buf_size; private const int BUFFER_SIZE = 0x10000; private bool eof; public this ( String name ){ version(Tango){ conduit = new TangoFile.File( name ); } else { // Phobos implMissing( __FILE__, __LINE__ ); } buffer = new ubyte[]( BUFFER_SIZE ); } public this ( java.io.File.File file ){ implMissing( __FILE__, __LINE__ ); version(Tango){ conduit = new TangoFile.File( file.getAbsolutePath(), TangoFile.File.ReadExisting ); } else { // Phobos implMissing( __FILE__, __LINE__ ); } buffer = new ubyte[]( BUFFER_SIZE ); } public override int read(){ version(Tango){ if( eof ){ return -1; } try{ if( buf_pos == buf_size ){ buf_pos = 0; buf_size = conduit.input.read( buffer ); } if( buf_size <= 0 ){ eof = true; return -1; } assert( buf_pos < BUFFER_SIZE, Format( "{0} {1}", buf_pos, buf_size ) ); assert( buf_size <= BUFFER_SIZE ); int res = cast(int) buffer[ buf_pos ]; buf_pos++; return res; } catch( IOException e ){ eof = true; return -1; } } else { // Phobos implMissing( __FILE__, __LINE__ ); return 0; } } public long skip( long n ){ implMissing( __FILE__, __LINE__ ); return 0L; } public int available(){ implMissing( __FILE__, __LINE__ ); return 0; } public override void close(){ version(Tango){ conduit.close(); } else { // Phobos implMissing( __FILE__, __LINE__ ); } } }