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GenericSeekableLittleEndianAccessor.java
Package: src.rar [view]
Upload User: gwt600
Upload Date: 2021-06-03
Package Size: 704k
Code Size: 3k
Category:
Games
Development Platform:
Java
- /*
- This file is part of the OdinMS Maple Story Server
- Copyright (C) 2008 Patrick Huy <patrick.huy@frz.cc>
- Matthias Butz <matze@odinms.de>
- Jan Christian Meyer <vimes@odinms.de>
- This program is free software: you can redistribute it and/or modify
- it under the terms of the GNU Affero General Public License version 3
- as published by the Free Software Foundation. You may not use, modify
- or distribute this program under any other version of the
- GNU Affero General Public License.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU Affero General Public License for more details.
- You should have received a copy of the GNU Affero General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
- package net.sf.odinms.tools.data.input;
- import java.io.IOException;
- /**
- * Provides an abstract accessor to a generic Little Endian byte stream. This
- * accessor is seekable.
- *
- * @author Frz
- * @version 1.0
- * @since Revision 323
- * @see net.sf.odinms.tools.data.input.GenericLittleEndianAccessor
- */
- public class GenericSeekableLittleEndianAccessor extends
- GenericLittleEndianAccessor implements SeekableLittleEndianAccessor {
- private static org.slf4j.Logger log = org.slf4j.LoggerFactory
- .getLogger(GenericSeekableLittleEndianAccessor.class);
- private SeekableInputStreamBytestream bs;
- /**
- * Class constructor
- * Provide a seekable input stream to wrap this object around.
- *
- * @param bs The byte stream to wrap this around.
- */
- public GenericSeekableLittleEndianAccessor(SeekableInputStreamBytestream bs) {
- super(bs);
- this.bs = bs;
- }
- /**
- * Seek the pointer to <code>offset</code>
- *
- * @param offset The offset to seek to.
- * @see net.sf.odinms.tools.data.input.SeekableInputStreamBytestream#seek
- */
- @Override
- public void seek(long offset) {
- try {
- bs.seek(offset);
- } catch (IOException e) {
- log.error("Seek failed", e);
- }
- }
- /**
- * Get the current position of the pointer.
- *
- * @return The current position of the pointer as a long integer.
- * @see net.sf.odinms.tools.data.input.SeekableInputStreamBytestream#getPosition
- */
- @Override
- public long getPosition() {
- try {
- return bs.getPosition();
- } catch (IOException e) {
- log.error("getPosition failed", e);
- return -1;
- }
- }
- /**
- * Skip <code>num</code> number of bytes in the stream.
- *
- * @param num The number of bytes to skip.
- */
- @Override
- public void skip(int num) {
- seek(getPosition() + num);
- }
- }