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/*
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* The Universal Permissive License (UPL), Version 1.0
*
* Subject to the condition set forth below, permission is hereby granted to any
* person obtaining a copy of this software, associated documentation and/or
* data (collectively the "Software"), free of charge and under any and all
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* unmodified Software as contributed to or provided by such licensor, or (ii)
* the Larger Works (as defined below), to deal in both
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* (a) the Software, and
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* (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if
* one is included with the Software each a "Larger Work" to which the Software
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* Software and the Larger Work(s), and to sublicense the foregoing rights on
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* The above copyright notice and either this complete permission notice or at a
* minimum a reference to the UPL must be included in all copies or substantial
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package org.pkl.thirdparty.graalvm.polyglot;
import org.pkl.thirdparty.graalvm.options.OptionDescriptors;
import org.pkl.thirdparty.graalvm.polyglot.impl.AbstractPolyglotImpl.AbstractInstrumentDispatch;
/**
* A handle for an instrument installed in an {@link Engine engine}. The instrument is
* usable from other threads. The handle provides access to the metadata of the instrument and
* allows to {@link #lookup(Class) lookup} instrument specific services.
*
* All methods here, as well as instrumentation services in general, can be used safely from any
* thread.
*
* @see Engine#getInstruments()
* @since 19.0
*/
public final class Instrument {
final AbstractInstrumentDispatch dispatch;
final Object receiver;
Instrument(AbstractInstrumentDispatch dispatch, Object receiver) {
this.dispatch = dispatch;
this.receiver = receiver;
}
/**
* Gets the ID clients can use to acquire this instrument.
*
* @return the unique ID for this instrument.
* @since 19.0
*/
public String getId() {
return dispatch.getId(receiver);
}
/**
* Gets a human-readable name for this instrument.
*
* @return the user-friendly name for this instrument.
* @since 19.0
*/
public String getName() {
return dispatch.getName(receiver);
}
/**
* Gets the options available for this instrument.
*
* @return the options as {@link OptionDescriptors}.
* @since 19.0
*/
public OptionDescriptors getOptions() {
return dispatch.getOptions(receiver);
}
/**
* Gets the version of this instrument.
*
* @return the version of this instrument.
* @since 19.0
*/
public String getVersion() {
return dispatch.getVersion(receiver);
}
/**
* Looks up an additional internal service that is provided by this instrument using a Java
* type. Note that the services returned by this method are implementation specific and subject
* to change without notice.
*
* @param the type of the internal service.
* @param type class of the service that is being requested.
* @return instance of requested type, null if no such service is available.
* @since 19.0
*/
public T lookup(Class type) {
return dispatch.lookup(receiver, type);
}
/**
* Gets the website of this instrument.
*
* @return the website of this instrument.
* @since 22.1.0
*/
public String getWebsite() {
return dispatch.getWebsite(receiver);
}
}