36 lines
1.3 KiB
Java
36 lines
1.3 KiB
Java
package ex7;
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import ch.usi.dag.disl.annotation.After;
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import ch.usi.dag.disl.annotation.Before;
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import ch.usi.dag.disl.dynamiccontext.DynamicContext;
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import ch.usi.dag.disl.marker.BodyMarker;
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import ch.usi.dag.disl.marker.BytecodeMarker;
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import ch.usi.dag.disl.staticcontext.ClassStaticContext;
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import ch.usi.dag.disl.staticcontext.MethodStaticContext;
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public class Instrumentation {
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@Before(marker = BytecodeMarker.class, args = "MONITORENTER", scope = "ex7.MainThread.*")
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static void handleMonitorAccess(final DynamicContext dc) {
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final Object monitor = dc.getStackValue(0, Object.class);
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Profiler.countMonitorAccess(monitor);
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}
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@After(marker = BodyMarker.class, scope = "ex7.MainThread.*", guard = IsSynchronizedMethodGuard.class)
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static void handledSynchronizedAccess(final MethodStaticContext mc, final DynamicContext dc, final ClassStaticContext cc) {
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if (mc.isMethodStatic()) {
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try {
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Class<?> methodClass = Class.forName(cc.getName());
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Profiler.countMonitorAccess(methodClass);
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} catch (ClassNotFoundException e) {
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throw new RuntimeException("Class " + cc.getName() + " not found");
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}
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} else {
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Profiler.countMonitorAccess(dc.getThis());
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}
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}
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}
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