forked from google/flatbuffers
/
IntVector.java
60 lines (55 loc) · 1.88 KB
/
IntVector.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
/*
* Copyright 2019 Google Inc. All rights reserved.
*
* 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 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 com.google.flatbuffers;
import static com.google.flatbuffers.Constants.*;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.nio.charset.Charset;
/**
* Helper type for accessing vector of signed or unsigned 32-bit values.
*/
public final class IntVector extends BaseVector {
/**
* Assigns vector access object to vector data.
*
* @param _vector Start data of a vector.
* @param _bb Table's ByteBuffer.
* @return Returns current vector access object assigned to vector data whose offset is stored at
* `vector`.
*/
public IntVector __assign(int _vector, ByteBuffer _bb) {
__reset(_vector, Constants.SIZEOF_INT, _bb); return this;
}
/**
* Reads the integer at the given index.
*
* @param j The index from which the integer will be read.
* @return the 32-bit value at the given index.
*/
public int get(int j) {
return bb.getInt(__element(j));
}
/**
* Reads the integer at the given index, zero-extends it to type long, and returns the result,
* which is therefore in the range 0 through 4294967295.
*
* @param j The index from which the integer will be read.
* @return the unsigned 32-bit at the given index.
*/
public long getAsUnsigned(int j) {
return (long) get(j) & 0xFFFFFFFFL;
}
}