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// Copyright 2015 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.devtools.build.lib.bazel.rules.android.ndkcrosstools;
import com.google.devtools.build.lib.util.CPU;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* Class for information about an NDK release.
*/
public class NdkRelease {
public static NdkRelease create(String releaseString) {
// NDK release should be of the format "r\d+\w?(-rc\d+)?( \(64-bit\))?", eg:
// r8
// r10
// r10 (64-bit)
// r10e
// r10e-rc4
// r10e-rc4 (64-bit)
Pattern releaseRegex = Pattern.compile(
"(?<rel>r\\d+\\w?)(-(?<rc>rc\\d+))?(?<s4> \\(64-bit\\))?");
Matcher matcher = releaseRegex.matcher(releaseString);
boolean isValid = matcher.matches();
if (isValid) {
return new NdkRelease(
releaseString,
isValid,
matcher.group("rel"), /* release */
matcher.group("rc"), /* releaseCandidate */
matcher.group("s4") != null /* is64Bit */);
} else {
return new NdkRelease(releaseString, false, null, null, false);
}
}
/**
* Guesses the bit-ness of the NDK based on the current platform.
*/
static NdkRelease guessBitness(String baseReleaseString) {
NdkRelease baseRelease = create(baseReleaseString);
boolean is64Bit = (CPU.getCurrent() == CPU.X86_64);
return new NdkRelease(
baseRelease.rawRelease + (is64Bit ? " (64-bit)" : ""),
baseRelease.isValid,
baseRelease.release,
baseRelease.releaseCandidate,
is64Bit);
}
public final String rawRelease;
public final boolean isValid;
public final String release;
public final String releaseCandidate;
public final boolean is64Bit;
private NdkRelease(String rawRelease, boolean isValid, String release, String releaseCandidate,
boolean is64Bit) {
this.rawRelease = rawRelease;
this.isValid = isValid;
this.release = release;
this.releaseCandidate = releaseCandidate;
this.is64Bit = is64Bit;
}
@Override
public String toString() {
return rawRelease;
}
}
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