55 lines
2 KiB
Java
55 lines
2 KiB
Java
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package ex10;
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import java.util.Collections;
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import java.util.HashSet;
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import java.util.Set;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.ConcurrentMap;
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public class Profiler {
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private static final ConcurrentMap<String, Set<String>> methodInvocations = new ConcurrentHashMap<>();
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private static final ConcurrentMap<String, Set<String>> methodDeclarations = new ConcurrentHashMap<>();
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private static final ConcurrentMap<String, Set<String>> inheritedMethods = new ConcurrentHashMap<>();
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static {
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Runtime.getRuntime().addShutdownHook(new Thread(() -> {
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for (final String className : methodInvocations.keySet()) {
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System.out.println("=== Class Name: " + className + " ===");
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for (final String method : methodDeclarations.get(className)) {
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System.out.println("Declared: " + method);
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}
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for (final String method : inheritedMethods.get(className)) {
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System.out.println("Inherited: " + method);
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}
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for (final String method : methodInvocations.get(className)) {
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System.out.println("Executed: " + className.replace('.', '/') + "." + method);
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}
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}
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}));
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}
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private Profiler() {
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}
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private static void register(final String className, final String methodName, final ConcurrentMap<String, Set<String>> methods) {
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methods.computeIfAbsent(className, ignored -> Collections.synchronizedSet(new HashSet<>()))
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.add(methodName);
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}
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public static void registerInvoke(final String className, final String methodName) {
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register(className, methodName, methodInvocations);
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}
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public static void registerDeclare(final String className, final String methodName) {
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register(className, methodName, methodDeclarations);
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}
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public static void registerInherited(final String className, final String methodName) {
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register(className, methodName, inheritedMethods);
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}
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}
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