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/*
* Copyright (C)2005-2019 Haxe Foundation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
package sys.io;
import haxe.Int64;
import haxe.io.Bytes;
import haxe.io.Eof;
import haxe.io.Input;
import java.io.EOFException;
import java.io.IOException;
class FileInput extends Input {
var f:java.io.RandomAccessFile;
var _eof:Bool;
function new(f) {
this.f = f;
this._eof = false;
}
override public function close() {
try
f.close()
catch (e:Dynamic)
throw e;
}
override public function readByte():Int {
try {
return f.readUnsignedByte();
} catch (e:EOFException) {
_eof = true;
throw new Eof();
} catch (e:IOException) {
throw haxe.io.Error.Custom(e);
}
}
override public function readBytes(s:Bytes, pos:Int, len:Int):Int {
var ret = 0;
try {
ret = f.read(s.getData(), pos, len);
} catch (e:EOFException) {
_eof = true;
throw new Eof();
} catch (e:IOException) {
throw haxe.io.Error.Custom(e);
}
if (ret == -1) {
_eof = true;
throw new Eof();
}
return ret;
}
public function seek(p:Int, pos:FileSeek):Void {
_eof = false;
try {
switch (pos) {
case SeekBegin:
f.seek(cast p);
case SeekCur:
f.seek(haxe.Int64.add(f.getFilePointer(), cast(p, Int64)));
case SeekEnd:
f.seek(haxe.Int64.add(f.length(), cast p));
}
} catch (e:EOFException) {
_eof = true;
throw new Eof();
} catch (e:IOException) {
throw haxe.io.Error.Custom(e);
}
}
public function tell():Int {
try {
return cast f.getFilePointer();
} catch (e:IOException) {
throw haxe.io.Error.Custom(e);
}
}
public inline function eof():Bool {
return _eof;
}
}
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