protected boolean supportsWhiteSpaceInEnvVars() {
final Jvm current = Jvm.current();
if (getJavaHome().equals(current.getJavaHome())) {
// we can tell for sure
return current.getJavaVersion().isJava7Compatible();
} else {
// TODO improve lookup by reusing AvailableJavaHomes testfixture
// for now we play it safe and just return false;
return false;
}
}
/**
* Locates a JVM installation that has a different version to the current JVM, ie for which
* java.version is different.
*
* @return null if not found.
*/
@Nullable
public static JavaInfo getDifferentVersion() {
Jvm jvm = Jvm.current();
for (JvmInstallation candidate : getJvms()) {
if (candidate.getJavaVersion().equals(jvm.getJavaVersion())) {
continue;
}
return Jvm.forHome(candidate.getJavaHome());
}
return null;
}
/**
* Locates a JRE installation for the current JVM. Prefers a stand-alone JRE installation over one
* that is part of a JDK install.
*
* @return The JRE home directory, or null if not found
*/
public static File getBestJre() {
Jvm jvm = Jvm.current();
Jre jre = jvm.getStandaloneJre();
if (jre != null) {
return jre.getHomeDir();
}
jre = jvm.getJre();
if (jre != null) {
return jre.getHomeDir();
}
return null;
}
/**
* Locates a JDK installation that is different to the current JVM, ie for which java.home is
* different.
*
* @return null if not found.
*/
@Nullable
public static JavaInfo getDifferentJdk() {
Jvm jvm = Jvm.current();
for (JvmInstallation candidate : getJvms()) {
if (candidate.getJavaHome().equals(jvm.getJavaHome())) {
continue;
}
// Currently tests implicitly assume a JDK
if (!candidate.isJdk()) {
continue;
}
return Jvm.forHome(candidate.getJavaHome());
}
return null;
}
public void assertCanExecute() {
assertNull(getExecutable());
assertEquals(getJavaHome(), Jvm.current().getJavaHome());
String defaultEncoding = getImplicitJvmSystemProperties().get("file.encoding");
if (defaultEncoding != null) {
assertEquals(Charset.forName(defaultEncoding), Charset.defaultCharset());
}
assertFalse(isRequireGradleHome());
}
/**
* Locates a JDK installation for the given version.
*
* @return null if not found.
*/
@Nullable
public static JavaInfo getJdk(JavaVersion version) {
for (JvmInstallation candidate : getJvms()) {
if (candidate.getJavaVersion().equals(version) && candidate.isJdk()) {
return Jvm.forHome(candidate.getJavaHome());
}
}
return null;
}
public DefaultIsolatedAntBuilder(
ClassPathRegistry classPathRegistry, ClassLoaderFactory classLoaderFactory) {
this.classPathRegistry = classPathRegistry;
this.classLoaderFactory = classLoaderFactory;
this.libClasspath = new DefaultClassPath();
GroovySystemLoaderFactory groovySystemLoaderFactory = new GroovySystemLoaderFactory();
this.classLoaderCache = new ClassPathToClassLoaderCache(groovySystemLoaderFactory);
List<File> antClasspath =
Lists.newArrayList(classPathRegistry.getClassPath("ANT").getAsFiles());
// Need tools.jar for compile tasks
File toolsJar = Jvm.current().getToolsJar();
if (toolsJar != null) {
antClasspath.add(toolsJar);
}
antLoader = classLoaderFactory.createIsolatedClassLoader(new DefaultClassPath(antClasspath));
FilteringClassLoader loggingLoader = new FilteringClassLoader(getClass().getClassLoader());
loggingLoader.allowPackage("org.slf4j");
loggingLoader.allowPackage("org.apache.commons.logging");
loggingLoader.allowPackage("org.apache.log4j");
loggingLoader.allowClass(Logger.class);
loggingLoader.allowClass(LogLevel.class);
this.baseAntLoader =
new CachingClassLoader(new MultiParentClassLoader(antLoader, loggingLoader));
// Need gradle core to pick up ant logging adapter, AntBuilder and such
ClassPath gradleCoreUrls = classPathRegistry.getClassPath("GRADLE_CORE");
gradleCoreUrls = gradleCoreUrls.plus(classPathRegistry.getClassPath("GROOVY"));
// Need Transformer (part of AntBuilder API) from base services
gradleCoreUrls = gradleCoreUrls.plus(classPathRegistry.getClassPath("GRADLE_BASE_SERVICES"));
this.antAdapterLoader = new URLClassLoader(gradleCoreUrls.getAsURLArray(), baseAntLoader);
gradleApiGroovyLoader =
groovySystemLoaderFactory.forClassLoader(this.getClass().getClassLoader());
antAdapterGroovyLoader = groovySystemLoaderFactory.forClassLoader(antAdapterLoader);
// register finalizer for the root builder only!
FINALIZERS.add(new Finalizer(this, FINALIZER_REFQUEUE));
}
public File getEffectiveJavaHome() {
if (javaHome == null) {
return canonicalise(Jvm.current().getJavaHome());
}
return javaHome;
}
public File getEffectiveJavaExecutable() {
if (javaHome == null) {
return Jvm.current().getJavaExecutable();
}
return Jvm.forHome(javaHome).getJavaExecutable();
}
public class DaemonParameters {
static final int DEFAULT_IDLE_TIMEOUT = 3 * 60 * 60 * 1000;
static final int DEFAULT_PERIODIC_CHECK_INTERVAL_MILLIS = 10 * 1000;
public static final List<String> DEFAULT_JVM_ARGS =
ImmutableList.of("-Xmx1024m", "-XX:MaxPermSize=256m", "-XX:+HeapDumpOnOutOfMemoryError");
public static final List<String> DEFAULT_JVM_9_ARGS =
ImmutableList.of("-Xmx1024m", "-XX:+HeapDumpOnOutOfMemoryError");
public static final String INTERACTIVE_TOGGLE = "org.gradle.interactive";
private final File gradleUserHomeDir;
private File baseDir;
private int idleTimeout = DEFAULT_IDLE_TIMEOUT;
private int periodicCheckInterval = DEFAULT_PERIODIC_CHECK_INTERVAL_MILLIS;
private final DaemonJvmOptions jvmOptions = new DaemonJvmOptions(new IdentityFileResolver());
private boolean enabled = true;
private boolean hasJvmArgs;
private boolean foreground;
private boolean stop;
private boolean status;
private boolean interactive = System.console() != null || Boolean.getBoolean(INTERACTIVE_TOGGLE);
private JavaInfo jvm = Jvm.current();
public DaemonParameters(BuildLayoutParameters layout) {
this(layout, Collections.<String, String>emptyMap());
}
public DaemonParameters(BuildLayoutParameters layout, Map<String, String> extraSystemProperties) {
jvmOptions.systemProperties(extraSystemProperties);
baseDir = new File(layout.getGradleUserHomeDir(), "daemon");
gradleUserHomeDir = layout.getGradleUserHomeDir();
}
public boolean isInteractive() {
return interactive;
}
public boolean isEnabled() {
return enabled;
}
public void setEnabled(boolean enabled) {
this.enabled = enabled;
}
public File getBaseDir() {
return baseDir;
}
public File getGradleUserHomeDir() {
return gradleUserHomeDir;
}
public int getIdleTimeout() {
return idleTimeout;
}
public void setIdleTimeout(int idleTimeout) {
this.idleTimeout = idleTimeout;
}
public int getPeriodicCheckInterval() {
return periodicCheckInterval;
}
public void setPeriodicCheckInterval(int periodicCheckInterval) {
this.periodicCheckInterval = periodicCheckInterval;
}
public List<String> getEffectiveJvmArgs() {
return jvmOptions.getAllImmutableJvmArgs();
}
public List<String> getEffectiveSingleUseJvmArgs() {
return jvmOptions.getAllSingleUseImmutableJvmArgs();
}
public JavaInfo getEffectiveJvm() {
return jvm;
}
@Nullable
public DaemonParameters setJvm(JavaInfo jvm) {
this.jvm = jvm == null ? Jvm.current() : jvm;
return this;
}
public void applyDefaultsFor(JavaVersion javaVersion) {
if (hasJvmArgs) {
return;
}
if (javaVersion.compareTo(JavaVersion.VERSION_1_9) >= 0) {
jvmOptions.jvmArgs(DEFAULT_JVM_9_ARGS);
} else {
jvmOptions.jvmArgs(DEFAULT_JVM_ARGS);
}
}
public Map<String, String> getSystemProperties() {
Map<String, String> systemProperties = new HashMap<String, String>();
GUtil.addToMap(systemProperties, jvmOptions.getMutableSystemProperties());
return systemProperties;
}
public Map<String, String> getEffectiveSystemProperties() {
Map<String, String> systemProperties = new HashMap<String, String>();
GUtil.addToMap(systemProperties, jvmOptions.getMutableSystemProperties());
GUtil.addToMap(systemProperties, jvmOptions.getImmutableDaemonProperties());
GUtil.addToMap(systemProperties, System.getProperties());
return systemProperties;
}
public void setJvmArgs(Iterable<String> jvmArgs) {
hasJvmArgs = true;
jvmOptions.setAllJvmArgs(jvmArgs);
}
public void setDebug(boolean debug) {
jvmOptions.setDebug(debug);
}
public DaemonParameters setBaseDir(File baseDir) {
this.baseDir = baseDir;
return this;
}
public boolean getDebug() {
return jvmOptions.getDebug();
}
public boolean isForeground() {
return foreground;
}
public void setForeground(boolean foreground) {
this.foreground = foreground;
}
public boolean isStop() {
return stop;
}
public void setStop(boolean stop) {
this.stop = stop;
}
public boolean isStatus() {
return status;
}
public void setStatus(boolean status) {
this.status = status;
}
}
@Nullable
public DaemonParameters setJvm(JavaInfo jvm) {
this.jvm = jvm == null ? Jvm.current() : jvm;
return this;
}
public File getJavaHome() {
return javaHome == null ? Jvm.current().getJavaHome() : javaHome;
}