com.oracle.svm.core.option

Class XOptions

java.lang.Object

com.oracle.svm.core.option.XOptions

public final class XOptions
extends Object

A parser for the HotSpot-like memory sizing options "-Xmn", "-Xms", "-Xmx", "-Xss". Every option has a corresponding RuntimeOptionKey in SubstrateOptions.

Constructor Summary

Constructors

Constructor and Description
XOptions()

Method Summary

Modifier and Type	Method and Description
static boolean	parse(String keyAndValue, org.graalvm.collections.EconomicMap<org.graalvm.compiler.options.OptionKey<?>,Object> values, boolean exitOnError) Parses an XOption from a name and a value (e.g., from "mx2g") and adds it to the given map.
static boolean	setOption(String keyAndValue) Sets an XOption from a name and a value (e.g., from "mx2g").

Methods inherited from class java.lang.Object

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

Constructor Detail

XOptions

public XOptions()

Method Detail

parse

public static boolean parse(String keyAndValue,
                            org.graalvm.collections.EconomicMap<org.graalvm.compiler.options.OptionKey<?>,Object> values,
                            boolean exitOnError)

Parses an XOption from a name and a value (e.g., from "mx2g") and adds it to the given map.

setOption

public static boolean setOption(String keyAndValue)

Sets an XOption from a name and a value (e.g., from "mx2g"). Returns true if successful, false otherwise. Throws an exception if the option was recognized, but the value was not a number.