org.graalvm.compiler.hotspot

Class HotSpotGraalOptionValues

java.lang.Object

org.graalvm.compiler.hotspot.HotSpotGraalOptionValues

public class HotSpotGraalOptionValues
extends Object

The HotSpotGraalOptionValues.defaultOptions() method returns the options values initialized in a HotSpot VM. The values are set via system properties with the "graal." prefix.

Field Summary

Fields

Modifier and Type	Field and Description
static String	GRAAL_OPTION_PROPERTY_PREFIX The prefix for system properties that correspond to Option annotated fields.

Constructor Summary

Constructors

Constructor and Description
HotSpotGraalOptionValues()

Method Summary

Modifier and Type	Method and Description
static String	asSystemPropertySetting(OptionValues options, OptionKey<?> value) Gets the system property assignment that would set the current value for a given option.
static OptionValues	defaultOptions()
static org.graalvm.collections.EconomicMap<OptionKey<?>,Object>	parseOptions() Gets and parses options based on saved system properties.

Methods inherited from class java.lang.Object

clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

GRAAL_OPTION_PROPERTY_PREFIX

public static final String GRAAL_OPTION_PROPERTY_PREFIX

The prefix for system properties that correspond to Option annotated fields. A field named MyOption will have its value set from a system property with the name GRAAL_OPTION_PROPERTY_PREFIX + "MyOption".

See Also:

Constant Field Values

Constructor Detail

HotSpotGraalOptionValues

public HotSpotGraalOptionValues()

Method Detail

asSystemPropertySetting

public static String asSystemPropertySetting(OptionValues options,
                                             OptionKey<?> value)

Gets the system property assignment that would set the current value for a given option.

defaultOptions

public static OptionValues defaultOptions()

parseOptions

public static org.graalvm.collections.EconomicMap<OptionKey<?>,Object> parseOptions()

Gets and parses options based on saved system properties. The values for these options are initialized by parsing the file denoted by the property followed by parsing the options encoded in properties whose names start with "graal.". Key/value pairs are parsed from the aforementioned file with Properties.load(java.io.Reader).