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Library providing APIs to talk to Android devices
/*
* Copyright (C) 2015 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.ddmlib;
import com.android.annotations.NonNull;
import java.util.Locale;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class AdbVersion implements Comparable {
public static final AdbVersion UNKNOWN = new AdbVersion(-1, -1, -1);
/** Matches e.g. ".... 1.0.32" */
private static final Pattern ADB_VERSION_PATTERN = Pattern.compile(
"^.*(\\d+)\\.(\\d+)\\.(\\d+).*");
public final int major;
public final int minor;
public final int micro;
private AdbVersion(int major, int minor, int micro) {
this.major = major;
this.minor = minor;
this.micro = micro;
}
@Override
public String toString() {
return String.format(Locale.US, "%1$d.%2$d.%3$d", major, minor, micro);
}
@Override
public int compareTo(@NonNull AdbVersion o) {
if (major != o.major) {
return major - o.major;
}
if (minor != o.minor) {
return minor - o.minor;
}
return micro - o.micro;
}
@NonNull
public static AdbVersion parseFrom(@NonNull String input) {
Matcher matcher = ADB_VERSION_PATTERN.matcher(input);
if (matcher.matches()) {
int major = Integer.parseInt(matcher.group(1));
int minor = Integer.parseInt(matcher.group(2));
int micro = Integer.parseInt(matcher.group(3));
return new AdbVersion(major, minor, micro);
} else {
return UNKNOWN;
}
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
AdbVersion version = (AdbVersion) o;
if (major != version.major) {
return false;
}
if (minor != version.minor) {
return false;
}
return micro == version.micro;
}
@Override
public int hashCode() {
int result = major;
result = 31 * result + minor;
result = 31 * result + micro;
return result;
}
}