| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 at |
| * |
| * 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 org.apache.vxquery.datamodel.accessors.atomic; |
| |
| import org.apache.hyracks.api.dataflow.value.ITypeTraits; |
| import org.apache.hyracks.data.std.api.AbstractPointable; |
| import org.apache.hyracks.data.std.api.IPointable; |
| import org.apache.hyracks.data.std.api.IPointableFactory; |
| |
| public class XSBinaryPointable extends AbstractPointable { |
| public static final ITypeTraits TYPE_TRAITS = new ITypeTraits() { |
| private static final long serialVersionUID = 1L; |
| |
| @Override |
| public boolean isFixedLength() { |
| return false; |
| } |
| |
| @Override |
| public int getFixedLength() { |
| return 0; |
| } |
| }; |
| |
| public static final IPointableFactory FACTORY = new IPointableFactory() { |
| private static final long serialVersionUID = 1L; |
| |
| @Override |
| public IPointable createPointable() { |
| return new XSBinaryPointable(); |
| } |
| |
| @Override |
| public ITypeTraits getTypeTraits() { |
| return TYPE_TRAITS; |
| } |
| }; |
| |
| /** |
| * Gets the length of the binary value in bytes. |
| * |
| * @return length of binary value in bytes |
| */ |
| public int getBinaryLength() { |
| return getBinaryLength(bytes, start); |
| } |
| |
| public static int getBinaryLength(byte[] b, int s) { |
| return ((b[s] & 0xff) << 8) + ((b[s + 1] & 0xff) << 0); |
| } |
| |
| public int getBinaryStart() { |
| return getBinaryStart(start); |
| } |
| |
| public static int getBinaryStart(int start) { |
| return start + 2; |
| } |
| } |