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package org.graalvm.visualvm.lib.jfluid.heap;

/**
 *
 * @author Tomas Hurka
 */
class JniLocalHprofGCRoot extends HprofGCRoot implements JniLocalGCRoot {

    JniLocalHprofGCRoot(HprofGCRoots r, long offset) {
        super(r, offset);
    }

    //~ Methods ------------------------------------------------------------------------------------------------------------------



    private int getThreadSerialNumber() {
        return getHprofBuffer().getInt(fileOffset + 1 + getHprofBuffer().getIDSize());
    }

    public int getFrameNumber() {
        return getHprofBuffer().getInt(fileOffset + 1 + getHprofBuffer().getIDSize() + 4);
    }

    public ThreadObjectGCRoot getThreadGCRoot() {
        return roots.getThreadGCRoot(getThreadSerialNumber());
    }

}
