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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
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*
* 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).
*
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package com.oracle.svm.core.hub;
import org.graalvm.nativeimage.ImageSingletons;
import org.graalvm.nativeimage.Platform;
import org.graalvm.nativeimage.Platforms;
import org.graalvm.nativeimage.hosted.Feature;
import com.oracle.svm.core.annotate.AutomaticFeature;
import com.oracle.svm.core.annotate.Uninterruptible;
import com.oracle.svm.core.annotate.UnknownObjectField;
import com.oracle.svm.core.c.NonmovableArray;
import com.oracle.svm.core.c.NonmovableArrays;
public final class DynamicHubSupport {
private int maxTypeId;
@UnknownObjectField(types = {byte[].class}) private byte[] referenceMapEncoding;
@Platforms(Platform.HOSTED_ONLY.class)
public DynamicHubSupport() {
}
@Platforms(Platform.HOSTED_ONLY.class)
public void setMaxTypeId(int maxTypeId) {
this.maxTypeId = maxTypeId;
}
@Platforms(Platform.HOSTED_ONLY.class)
public int getMaxTypeId() {
return maxTypeId;
}
@Platforms(Platform.HOSTED_ONLY.class)
public void setData(NonmovableArray<Byte> referenceMapEncoding) {
this.referenceMapEncoding = NonmovableArrays.getHostedArray(referenceMapEncoding);
}
@Uninterruptible(reason = "Called from uninterruptible code.", mayBeInlined = true)
public static NonmovableArray<Byte> getReferenceMapEncoding() {
return NonmovableArrays.fromImageHeap(ImageSingletons.lookup(DynamicHubSupport.class).referenceMapEncoding);
}
}
@AutomaticFeature
class DynamicHubFeature implements Feature {
@Override
public void afterRegistration(AfterRegistrationAccess access) {
ImageSingletons.add(DynamicHubSupport.class, new DynamicHubSupport());
}
}