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How to use premain method of com.tngtech.jgiven.timing.TimerInjectorAgent class

Best JGiven code snippet using com.tngtech.jgiven.timing.TimerInjectorAgent.premain

Source:TimerInjectorAgent.java

...10public class TimerInjectorAgent {11    /**12     * The method implementing the code injection done by Java Agents.13     */14    public static void premain(String args, Instrumentation instrumentation) {15        new AgentBuilder.Default()16                .type(ElementMatchers.isSubTypeOf(ScenarioBase.class))17                .transform((builder, type, classLoader, module) ->18                        builder.method(ElementMatchers.named("initialize")19                                .or(ElementMatchers.named("finished")))20                                .intercept(MethodDelegation.to(ManageTimerInterceptor.class))21                ).installOn(instrumentation);22    }23}...

premain

Using AI Code Generation

1public class TimerInjectorAgent {2    public static void premain(String agentArgs, Instrumentation inst) throws ClassNotFoundException, UnmodifiableClassException {3        inst.addTransformer(new TimerInjector(), true);4        inst.retransformClasses(Class.forName("com.tngtech.jgiven.timing.TimerInjectorAgent"));5    }6}7public class TimerInjector implements ClassFileTransformer {8    public byte[] transform(ClassLoader loader, String className, Class<?> classBeingRedefined, ProtectionDomain protectionDomain, byte[] classfileBuffer) throws IllegalClassFormatException {9        if (className.equals("com/tngtech/jgiven/timing/TimerInjectorAgent")) {10            ClassReader classReader = new ClassReader(classfileBuffer);11            ClassWriter classWriter = new ClassWriter(classReader, ClassWriter.COMPUTE_FRAMES);12            ClassVisitor classVisitor = new ClassAdapter(classWriter) {13                public MethodVisitor visitMethod(int access, String name, String desc, String signature, String[] exceptions) {14                    MethodVisitor methodVisitor = super.visitMethod(access, name, desc, signature, exceptions);15                    if (name.equals("premain")) {16                        return new MethodAdapter(methodVisitor) {17                            public void visitCode() {18                                super.visitCode();19                                mv.visitVarInsn(ALOAD, 1);20                                mv.visitLdcInsn(Type.getType("Lcom/tngtech/jgiven/timing/Timer;"));21                                mv.visitMethodInsn(INVOKESTATIC, "com/tngtech/jgiven/timing/TimerInjector", "injectTimer", "(Ljava/lang/String;Ljava/lang/Class;)Ljava/lang/Object;", false);22                                mv.visitVarInsn(ASTORE, 2);23                                mv.visitVarInsn(ALOAD, 2);24                                Label l0 = new Label();25                                mv.visitJumpInsn(IFNULL, l0);26                                mv.visitVarInsn(ALOAD, 2);27                                mv.visitTypeInsn(CHECKCAST, "com/tngtech/jgiven/timing/Timer");28                                mv.visitFieldInsn(PUTSTATIC, "com/tngtech/jgiven/timing/Timer", "INSTANCE", "Lcom/tngtech/jgiven/timing/Timer;");

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