modules/cldc-compact/src/main/java/cc/squirreljme/runtime/cldc/io/ISO885915Decoder.java
// -*- Mode: Java; indent-tabs-mode: t; tab-width: 4 -*-
// ---------------------------------------------------------------------------
// SquirrelJME
// Copyright (C) Stephanie Gawroriski <xer@multiphasicapps.net>
// ---------------------------------------------------------------------------
// SquirrelJME is under the Mozilla Public License Version 2.0.
// See license.mkd for licensing and copyright information.
// ---------------------------------------------------------------------------
package cc.squirreljme.runtime.cldc.io;
/**
* Decoder for ISO-8859-15.
*
* @since 2019/04/29
*/
public class ISO885915Decoder
implements Decoder
{
/**
* {@inheritDoc}
* @since 2019/04/29
*/
@Override
public final double averageSequenceLength()
{
return 1.0;
}
/**
* {@inheritDoc}
* @since 2019/04/29
*/
@Override
public final int decode(byte[] __b, int __o, int __l)
throws IndexOutOfBoundsException, NullPointerException
{
if (__b == null)
throw new NullPointerException("NARG");
if (__o < 0 || __l < 0 || (__o + __l) < 0 || (__o + __l) > __b.length)
throw new IndexOutOfBoundsException("IOOB");
// Not enough to decode a character
if (__l <= 0)
return -1;
// Remap some characters?
int c = (__b[__o] & 0xFF);
switch (c)
{
case 0x00A4: c = 0x20AC; break;
case 0x00A6: c = 0x0160; break;
case 0x00A8: c = 0x0161; break;
case 0x00B4: c = 0x017D; break;
case 0x00B8: c = 0x017E; break;
case 0x00BC: c = 0x0152; break;
case 0x00BD: c = 0x0153; break;
case 0x00BE: c = 0x0178; break;
}
return 0x1_0000 | c;
}
/**
* {@inheritDoc}
* @since 2019/04/29
*/
@Override
public final String encodingName()
{
return "iso-8859-15";
}
/**
* {@inheritDoc}
* @since 2019/04/29
*/
@Override
public final int maximumSequenceLength()
{
return 1;
}
}