| /* |
| * Copyright 2018 The Android Open Source Project |
| * |
| * 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.android.internal.telephony; |
| |
| import java.util.Objects; |
| |
| /** |
| * Represent the version of underlying vendor HAL service. |
| * @see <a href="https://source.android.com/devices/architecture/hidl/versioning"> |
| * HIDL versioning</a>. |
| */ |
| public class HalVersion implements Comparable<HalVersion> { |
| public final int major; |
| |
| public final int minor; |
| |
| public HalVersion(int major, int minor) { |
| this.major = major; |
| this.minor = minor; |
| } |
| |
| @Override |
| public int compareTo(HalVersion ver) { |
| if (ver == null) { |
| return 1; |
| } |
| if (this.major > ver.major) { |
| return 1; |
| } else if (this.major < ver.major) { |
| return -1; |
| } else if (this.minor > ver.minor) { |
| return 1; |
| } else if (this.minor < ver.minor) { |
| return -1; |
| } |
| return 0; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(major, minor); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| return ((o instanceof HalVersion) && (o == this || compareTo((HalVersion) o) == 0)); |
| } |
| |
| /** |
| * @return True if the version is greater than the compared version. |
| */ |
| public boolean greater(HalVersion ver) { |
| return compareTo(ver) > 0; |
| } |
| |
| /** |
| * @return True if the version is less than the compared version. |
| */ |
| public boolean less(HalVersion ver) { |
| return compareTo(ver) < 0; |
| } |
| |
| /** |
| * @return True if the version is greater than or equal to the compared version. |
| */ |
| public boolean greaterOrEqual(HalVersion ver) { |
| return greater(ver) || equals(ver); |
| } |
| |
| /** |
| * @return True if the version is less than or equal to the compared version. |
| */ |
| public boolean lessOrEqual(HalVersion ver) { |
| return less(ver) || equals(ver); |
| } |
| |
| @Override |
| public String toString() { |
| return major + "." + minor; |
| } |
| } |