Class HealthCheckServlet

java.lang.Object
javax.servlet.GenericServlet
javax.servlet.http.HttpServlet
com.codahale.metrics.servlets.HealthCheckServlet
All Implemented Interfaces:
Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public class HealthCheckServlet extends javax.servlet.http.HttpServlet
See Also:
  • Field Details

    • HEALTH_CHECK_REGISTRY

      public static final String HEALTH_CHECK_REGISTRY
    • HEALTH_CHECK_EXECUTOR

      public static final String HEALTH_CHECK_EXECUTOR
    • serialVersionUID

      private static final long serialVersionUID
      See Also:
    • CONTENT_TYPE

      private static final String CONTENT_TYPE
      See Also:
    • registry

      private transient HealthCheckRegistry registry
    • executorService

      private transient ExecutorService executorService
    • mapper

      private transient com.fasterxml.jackson.databind.ObjectMapper mapper
  • Constructor Details

    • HealthCheckServlet

      public HealthCheckServlet()
    • HealthCheckServlet

      public HealthCheckServlet(HealthCheckRegistry registry)
  • Method Details

    • init

      public void init(javax.servlet.ServletConfig config) throws javax.servlet.ServletException
      Specified by:
      init in interface javax.servlet.Servlet
      Overrides:
      init in class javax.servlet.GenericServlet
      Throws:
      javax.servlet.ServletException
    • doGet

      protected void doGet(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse resp) throws javax.servlet.ServletException, IOException
      Overrides:
      doGet in class javax.servlet.http.HttpServlet
      Throws:
      javax.servlet.ServletException
      IOException
    • getWriter

      private com.fasterxml.jackson.databind.ObjectWriter getWriter(javax.servlet.http.HttpServletRequest request)
    • runHealthChecks

      private SortedMap<String,HealthCheck.Result> runHealthChecks()
    • isAllHealthy

      private static boolean isAllHealthy(Map<String,HealthCheck.Result> results)