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• arthas-bytekit
• 3.4.3
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• AtEnter.java

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com.taobao.arthas.bytekit.asm.interceptor.annotation.AtEnter Maven / Gradle / Ivy

package com.taobao.arthas.bytekit.asm.interceptor.annotation;

import java.lang.annotation.Annotation;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.reflect.Method;

import com.taobao.arthas.bytekit.asm.interceptor.InterceptorProcessor;
import com.taobao.arthas.bytekit.asm.interceptor.annotation.AtEnter.EnterInterceptorProcessorParser;
import com.taobao.arthas.bytekit.asm.interceptor.parser.InterceptorProcessorParser;
import com.taobao.arthas.bytekit.asm.location.EnterLocationMatcher;
import com.taobao.arthas.bytekit.asm.location.LocationMatcher;

@Documented
@Retention(RetentionPolicy.RUNTIME)
@java.lang.annotation.Target(ElementType.METHOD)
@InterceptorParserHander(parserHander = EnterInterceptorProcessorParser.class)
public @interface AtEnter {
    boolean inline() default true;

    Class suppress() default None.class;

    Class suppressHandler() default Void.class;

    class EnterInterceptorProcessorParser implements InterceptorProcessorParser {

        @Override
        public InterceptorProcessor parse(Method method, Annotation annotationOnMethod) {

            LocationMatcher locationMatcher = new EnterLocationMatcher();

            AtEnter atEnter = (AtEnter) annotationOnMethod;

            return InterceptorParserUtils.createInterceptorProcessor(method,
                    locationMatcher,
                    atEnter.inline(),
                    atEnter.suppress(),
                    atEnter.suppressHandler());

        }

    }
}