content: /*
   * Copyright The OpenTelemetry Authors
   * SPDX-License-Identifier: Apache-2.0
   */
  
  package io.opentelemetry.javaagent.instrumentation.tomcat.common;
  
  import static net.bytebuddy.matcher.ElementMatchers.isMethod;
  import static net.bytebuddy.matcher.ElementMatchers.isPublic;
  import static net.bytebuddy.matcher.ElementMatchers.named;
  import static net.bytebuddy.matcher.ElementMatchers.returns;
  import static net.bytebuddy.matcher.ElementMatchers.takesArgument;
  
  import io.opentelemetry.javaagent.extension.instrumentation.TypeInstrumentation;
  import io.opentelemetry.javaagent.extension.instrumentation.TypeTransformer;
  import net.bytebuddy.description.type.TypeDescription;
  import net.bytebuddy.matcher.ElementMatcher;
  
  public class TomcatServerHandlerInstrumentation implements TypeInstrumentation {
    private final String handlerAdviceClassName;
    private final String attachResponseAdviceClassName;
  
    public TomcatServerHandlerInstrumentation(
        String handlerAdviceClassName, String attachResponseAdviceClassName) {
      this.handlerAdviceClassName = handlerAdviceClassName;
      this.attachResponseAdviceClassName = attachResponseAdviceClassName;
    }
  
    @Override
    public ElementMatcher<TypeDescription> typeMatcher() {
      return named("org.apache.catalina.connector.CoyoteAdapter");
    }
  
    @Override
    public void transform(TypeTransformer transformer) {
      transformer.applyAdviceToMethod(
          isMethod()
              .and(isPublic())
              .and(named("service"))
              .and(takesArgument(0, named("org.apache.coyote.Request")))
              .and(takesArgument(1, named("org.apache.coyote.Response"))),
          handlerAdviceClassName);
  
      transformer.applyAdviceToMethod(
          isMethod()
              .and(named("postParseRequest"))
              .and(takesArgument(0, named("org.apache.coyote.Request")))
              .and(takesArgument(2, named("org.apache.coyote.Response")))
              .and(returns(boolean.class)),
          attachResponseAdviceClassName);
    }
  }
  