public void JavaSettingsProperties()
{
var jdk = new JdkInfo(FauxJdkDir);
Assert.AreEqual(4, jdk.JavaSettingsPropertyKeys.Count());
Assert.IsFalse(jdk.GetJavaSettingsPropertyValue("does-not-exist", out var _));
Assert.IsFalse(jdk.GetJavaSettingsPropertyValues("does-not-exist", out var _));
Assert.IsTrue(jdk.GetJavaSettingsPropertyValue("java.home", out var home));
Assert.AreEqual(FauxJdkDir, home);
Assert.IsTrue(jdk.GetJavaSettingsPropertyValue("java.version", out var version));
Assert.AreEqual("100.100.100-100", version);
Assert.IsTrue(jdk.GetJavaSettingsPropertyValue("java.vendor", out var vendor));
Assert.AreEqual("Xamarin.Android Unit Tests", vendor);
Assert.AreEqual(vendor, jdk.Vendor);
Assert.Throws <InvalidOperationException>(() => jdk.GetJavaSettingsPropertyValue("xamarin.multi-line", out var _));
Assert.IsTrue(jdk.GetJavaSettingsPropertyValues("xamarin.multi-line", out var lines));
Assert.AreEqual(3, lines.Count());
Assert.AreEqual("line the first", lines.ElementAt(0));
Assert.AreEqual("line the second", lines.ElementAt(1));
Assert.AreEqual(".", lines.ElementAt(2));
}
string GetJvmPath()
{
// NOTE: this doesn't need to use GetRegisteredTaskObjectAssemblyLocal()
// because JavaSdkPath is the key and the value is a string.
var key = new Tuple <string, string> (nameof(ResolveJdkJvmPath), JavaSdkPath);
var cached = BuildEngine4.GetRegisteredTaskObject(key, RegisteredTaskObjectLifetime.AppDomain) as string;
if (cached != null)
{
Log.LogDebugMessage($"Using cached value for {nameof (JdkJvmPath)}: {cached}");
return(cached);
}
var minVersion = Version.Parse(MinimumSupportedJavaVersion);
var maxVersion = Version.Parse(LatestSupportedJavaVersion);
JdkInfo info = MonoAndroidHelper.GetJdkInfo(this.CreateTaskLogger(), JavaSdkPath, minVersion, maxVersion);
if (info == null)
{
return(null);
}
var path = info.JdkJvmPath;
if (string.IsNullOrEmpty(path))
{
return(null);
}
BuildEngine4.RegisterTaskObject(key, path, RegisteredTaskObjectLifetime.AppDomain, allowEarlyCollection: false);
return(path);
}
public void VersionPrefersRelease()
{
var jdk = new JdkInfo(FauxJdkDir);
// Note: `release` has JAVA_VERSION=1.2.3 + BUILD_NUMBER=42, while `java` prints java.version=100.100.100.
// We prefer the value constructed from `release`.
Assert.AreEqual(jdk.Version, new Version("1.2.3.42"));
}
public void ReleaseProperties()
{
var jdk = new JdkInfo(FauxJdkDir);
Assert.AreEqual(3, jdk.ReleaseProperties.Count);
Assert.AreEqual("1.2.3", jdk.ReleaseProperties ["JAVA_VERSION"]);
Assert.AreEqual("42", jdk.ReleaseProperties ["BUILD_NUMBER"]);
Assert.AreEqual("", jdk.ReleaseProperties ["JUST_A_KEY"]);
}
static ConfiguredJdkInfo()
{
var jdkPath = ReadJavaSdkDirectoryFromJdkInfoProps();
if (jdkPath == null)
{
return;
}
info = new JdkInfo(jdkPath);
}
public void PathPropertyValidation()
{
var jdk = new JdkInfo(FauxJdkDir);
Assert.AreEqual(jdk.HomePath, FauxJdkDir);
Assert.IsTrue(File.Exists(jdk.JarPath));
Assert.IsTrue(File.Exists(jdk.JavaPath));
Assert.IsTrue(File.Exists(jdk.JavacPath));
Assert.IsTrue(File.Exists(jdk.JdkJvmPath));
Assert.IsTrue(Directory.Exists(jdk.IncludePath [0]));
}
public static string GetJvmLibraryPath()
{
var jdkDir = ReadJavaSdkDirectoryFromJdkInfoProps();
if (jdkDir != null)
{
return(jdkDir);
}
var jdk = JdkInfo.GetKnownSystemJdkInfos()
.FirstOrDefault();
return(jdk?.JdkJvmPath);
}
public static JdkInfo GetJdkInfo(Action <TraceLevel, string> logger, string javaSdkPath, Version minSupportedVersion, Version maxSupportedVersion)
{
JdkInfo info = null;
try {
info = new JdkInfo(javaSdkPath);
} catch {
info = JdkInfo.GetKnownSystemJdkInfos(logger)
.Where(jdk => jdk.Version >= minSupportedVersion && jdk.Version <= maxSupportedVersion)
.FirstOrDefault();
}
return(info);
}
public void Version_ThrowsNotSupportedException()
{
var dir = Path.GetTempFileName();
File.Delete(dir);
try {
CreateFauxJdk(dir, releaseVersion: "", releaseBuildNumber: "", javaVersion: "");
var jdk = new JdkInfo(dir);
Assert.Throws <NotSupportedException> (() => { var _ = jdk.Version; });
}
finally {
Directory.Delete(dir, recursive: true);
}
}
public void ParseMicrosoftJavaVersion()
{
var dir = Path.GetTempFileName();
File.Delete(dir);
try {
CreateFauxJdk(dir, releaseVersion: "", releaseBuildNumber: "", javaVersion: "1.2.3-4");
var jdk = new JdkInfo(dir);
Assert.AreEqual(new Version(1, 2, 3, 4), jdk.Version);
}
finally {
Directory.Delete(dir, recursive: true);
}
}
public void ParseOracleJavaVersion()
{
var dir = Path.GetTempFileName();
File.Delete(dir);
try {
CreateFauxJdk(dir, releaseVersion: "", releaseBuildNumber: "", javaVersion: "101.102.103_104");
var jdk = new JdkInfo(dir);
Assert.AreEqual(new Version(101, 102, 103, 104), jdk.Version);
}
finally {
Directory.Delete(dir, recursive: true);
}
}
public void GetKnownSystemJdkInfos_PrefersJiJavaHome()
{
var previous = Environment.GetEnvironmentVariable("JI_JAVA_HOME", EnvironmentVariableTarget.Process);
try {
Environment.SetEnvironmentVariable("JI_JAVA_HOME", FauxJdkDir, EnvironmentVariableTarget.Process);
var defaultJdkDir = JdkInfo.GetKnownSystemJdkInfos()
.FirstOrDefault();
Assert.IsNotNull(defaultJdkDir);
Assert.AreEqual(FauxJdkDir, defaultJdkDir.HomePath);
}
finally {
Environment.SetEnvironmentVariable("JI_JAVA_HOME", previous, EnvironmentVariableTarget.Process);
}
}
string GetJvmPath()
{
// NOTE: this doesn't need to use GetRegisteredTaskObjectAssemblyLocal()
// because JavaSdkPath is the key and the value is a string.
var key = new Tuple <string, string> (nameof(ResolveJdkJvmPath), JavaSdkPath);
var cached = BuildEngine4.GetRegisteredTaskObject(key, RegisteredTaskObjectLifetime.AppDomain) as string;
if (cached != null)
{
Log.LogDebugMessage($"Using cached value for {nameof (JdkJvmPath)}: {cached}");
return(cached);
}
JdkInfo info = null;
try {
info = new JdkInfo(JavaSdkPath);
} catch {
info = JdkInfo.GetKnownSystemJdkInfos(this.CreateTaskLogger()).FirstOrDefault();
}
if (info == null)
{
return(null);
}
var path = info.JdkJvmPath;
if (string.IsNullOrEmpty(path))
{
return(null);
}
BuildEngine4.RegisterTaskObject(key, path, RegisteredTaskObjectLifetime.AppDomain, allowEarlyCollection: false);
return(path);
}
