Examples with Env com.oracle.truffle.api.TruffleLanguage.Env used on opensource projects

Example 26 with Env

use of com.oracle.truffle.api.TruffleLanguage.Env in project graal by oracle.

the class UnwindInstrumentationReturnSnippets method parseInContext.

/**
 * Evaluates source of (potentially different) language using the current context. The names of
 * arguments are parameters for the resulting {#link CallTarget} that allow the
 * <code>source</code> to reference the actual parameters passed to
 * {@link CallTarget#call(java.lang.Object...)}.
 *
 * @param source the source to evaluate
 * @param argumentNames the names of {@link CallTarget#call(java.lang.Object...)} arguments that
 *            can be referenced from the source
 * @return the call target representing the parsed result
 * @throws IOException if the parsing or evaluation fails for some reason
 * @since 0.12
 * @deprecated Use
 *             {@link TruffleInstrument.Env#parseInline(com.oracle.truffle.api.source.Source, com.oracle.truffle.api.nodes.Node, com.oracle.truffle.api.frame.MaterializedFrame)}
 *             with {@link #getInstrumentedNode()} instead.
 */
@Deprecated
public CallTarget parseInContext(Source source, String... argumentNames) throws IOException {
    Node instrumentedNode = getInstrumentedNode();
    LanguageInfo languageInfo = instrumentedNode.getRootNode().getLanguageInfo();
    if (languageInfo == null) {
        throw new IllegalArgumentException("No language available for given node.");
    }
    Env env = AccessorInstrumentHandler.engineAccess().getEnvForInstrument(languageInfo);
    return AccessorInstrumentHandler.langAccess().parse(env, source, instrumentedNode, argumentNames);
}

Example 27 with Env

use of com.oracle.truffle.api.TruffleLanguage.Env in project graal by oracle.

the class UnwindInstrumentationReturnSnippets method isLanguageContextInitialized.

/**
 * Test if language context of the source of the event is initialized.
 *
 * @since 0.26
 */
public boolean isLanguageContextInitialized() {
    CompilerAsserts.neverPartOfCompilation();
    Node node = getInstrumentedNode();
    if (node == null) {
        return true;
    }
    RootNode root = node.getRootNode();
    if (root == null) {
        return true;
    }
    LanguageInfo languageInfo = root.getLanguageInfo();
    Env env = AccessorInstrumentHandler.engineAccess().getEnvForInstrument(languageInfo);
    return AccessorInstrumentHandler.langAccess().isContextInitialized(env);
}

Example 28 with Env

use of com.oracle.truffle.api.TruffleLanguage.Env in project graal by oracle.

the class PolyglotLanguageContext method dispose.

boolean dispose() {
    assert Thread.holdsLock(context);
    Env localEnv = this.env;
    if (localEnv != null) {
        if (!activePolyglotThreads.isEmpty()) {
            throw new AssertionError("The language did not complete all polyglot threads but should have: " + activePolyglotThreads);
        }
        for (PolyglotThreadInfo threadInfo : context.getSeenThreads().values()) {
            assert threadInfo.thread != null;
            if (threadInfo.isPolyglotThread(context)) {
                // polyglot threads need to be cleaned up by the language
                continue;
            }
            LANGUAGE.disposeThread(localEnv, threadInfo.thread);
        }
        LANGUAGE.dispose(localEnv);
        env = null;
        return true;
    }
    return false;
}

Example 29 with Env

use of com.oracle.truffle.api.TruffleLanguage.Env in project graal by oracle.

the class PolyglotLanguageContext method finalizeContext.

boolean finalizeContext() {
    Env localEnv = this.env;
    if (localEnv != null && !finalized) {
        finalized = true;
        LANGUAGE.finalizeContext(localEnv);
        if (eventsEnabled) {
            VMAccessor.INSTRUMENT.notifyLanguageContextFinalized(context.engine, context.truffleContext, language.info);
        }
        return true;
    }
    return false;
}

Example 30 with Env

use of com.oracle.truffle.api.TruffleLanguage.Env in project graal by oracle.

the class Accessor method findLanguageByClass.

/*
     * Do not remove: This is accessed reflectively in AccessorTest
     */
static <T extends TruffleLanguage<?>> T findLanguageByClass(Object vm, Class<T> languageClass) {
    Env env = SPI.findEnv(vm, languageClass, true);
    TruffleLanguage<?> language = NODES.getLanguageSpi(API.getLanguageInfo(env));
    return languageClass.cast(language);
}