| /* |
| * Copyright 2009-2010 by The Regents of the University of California |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * you may obtain a copy of the License from |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package edu.uci.ics.asterix.runtime.pointables; |
| |
| import edu.uci.ics.asterix.runtime.pointables.base.IVisitablePointable; |
| import edu.uci.ics.hyracks.data.std.api.IValueReference; |
| |
| /** |
| * This class implements several "routine" methods in IVisitablePointable |
| * interface, so that subclasses do not need to repeat the same code. |
| * |
| */ |
| public abstract class AbstractVisitablePointable implements IVisitablePointable { |
| |
| private byte[] data; |
| private int start; |
| private int len; |
| |
| @Override |
| public byte[] getByteArray() { |
| return data; |
| } |
| |
| @Override |
| public int getLength() { |
| return len; |
| } |
| |
| @Override |
| public int getStartOffset() { |
| return start; |
| } |
| |
| @Override |
| public void set(byte[] b, int start, int len) { |
| this.data = b; |
| this.start = start; |
| this.len = len; |
| } |
| |
| @Override |
| public void set(IValueReference ivf) { |
| set(ivf.getByteArray(), ivf.getStartOffset(), ivf.getLength()); |
| } |
| |
| } |