io.opentelemetry.javaagent.instrumentation.servlet.v3_0.Servlet3MappingResolverFactory Maven / Gradle / Ivy
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/*
* Copyright The OpenTelemetry Authors
* SPDX-License-Identifier: Apache-2.0
*/
package io.opentelemetry.javaagent.instrumentation.servlet.v3_0;
import io.opentelemetry.javaagent.instrumentation.servlet.ServletMappingResolverFactory;
import javax.annotation.Nullable;
import javax.servlet.ServletConfig;
import javax.servlet.ServletContext;
import javax.servlet.ServletRegistration;
public class Servlet3MappingResolverFactory extends ServletMappingResolverFactory {
private final ServletConfig servletConfig;
public Servlet3MappingResolverFactory(ServletConfig servletConfig) {
this.servletConfig = servletConfig;
}
@Override
@Nullable
public Mappings getMappings() {
String servletName = servletConfig.getServletName();
ServletContext servletContext = servletConfig.getServletContext();
if (servletName == null || servletContext == null) {
return null;
}
ServletRegistration servletRegistration = servletContext.getServletRegistration(servletName);
if (servletRegistration == null) {
return null;
}
return new Mappings(servletRegistration.getMappings());
}
}