/*
 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
package com.oracle.jvmci.hotspot;

import static com.oracle.jvmci.hotspot.HotSpotOptionsLoader.*;

import com.oracle.jvmci.debug.*;
import com.oracle.jvmci.options.*;
import com.oracle.jvmci.runtime.*;

//JaCoCo Exclude

/**
 * Sets JVMCI options from the HotSpot command line. Such options are distinguished by the
 * {@link #JVMCI_OPTION_PREFIX} prefix.
 */
public class HotSpotOptions {

    private static final String JVMCI_OPTION_PREFIX = "-G:";

    static {
        // Debug should not be initialized until all options that may affect
        // its initialization have been processed.
        assert !Debug.Initialization.isDebugInitialized() : "The class " + Debug.class.getName() + " must not be initialized before the JVMCI runtime has been initialized. " +
                        "This can be fixed by placing a call to " + JVMCI.class.getName() + ".getRuntime() on the path that triggers initialization of " + Debug.class.getName();

        for (OptionsParsed handler : Services.load(OptionsParsed.class)) {
            handler.apply();
        }
    }

    /**
     * Ensures {@link HotSpotOptions} is initialized.
     */
    public static void initialize() {
    }

    static void printFlags() {
        OptionUtils.printFlags(options, JVMCI_OPTION_PREFIX);
    }

    public native Object getOptionValue(String optionName);
}