update to

Author: Duncan-tree-zhou

instrumentation-annotations-incubator/src/main/java/io/opentelemetry/instrumentation/annotations/incubator/Counted.java

@@ -19,7 +19,7 @@
  * <ul>
  *   <li><b>code.namespace:</b> The fully qualified name of the class whose method is invoked.
  *   <li><b>code.function:</b> The name of the annotated method.
- *   <li><b>exception.type:</b> This is only present if an Exception is thrown, and contains the
+ *   <li><b>error.type:</b> This is only present if an Exception is thrown, and contains the
  *       {@link Class#getName name} of the Exception class.
  * </ul>
  *

instrumentation-annotations-incubator/src/main/java/io/opentelemetry/instrumentation/annotations/incubator/Timed.java

@@ -20,7 +20,7 @@
  * <ul>
  *   <li><b>code.namespace:</b> The fully qualified name of the class whose method is invoked.
  *   <li><b>code.function:</b> The name of the annotated method.
- *   <li><b>exception.type:</b> This is only present if an Exception is thrown, and contains the
+ *   <li><b>error.type:</b> This is only present if an Exception is thrown, and contains the
  *       {@link Class#getName name} of the Exception class.
  * </ul>
  *

instrumentation/opentelemetry-instrumentation-annotations/opentelemetry-instrumentation-annotations-incubator/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/instrumentationannotations/incubator/MetricsAnnotationHelper.java

@@ -90,7 +90,7 @@ Attributes getAttributes(Object returnValue, Object[] arguments, Throwable throw
         bindReturn.accept(attributesBuilder, returnValue);
       }
       if (throwable != null) {
-        attributesBuilder.put("exception.type", throwable.getClass().getName());
+        attributesBuilder.put("error.type", throwable.getClass().getName());
       }
       return attributesBuilder.build();
     }

instrumentation/opentelemetry-instrumentation-annotations/opentelemetry-instrumentation-annotations-incubator/javaagent/src/test/java/io/opentelemetry/javaagent/instrumentation/instrumentationannotations/incubator/counted/CountedInstrumentationTest.java

@@ -110,7 +110,7 @@ void testExampleWithException() {
                                         .getName()
                                         .equals(
                                             p.getAttributes()
-                                                .get(AttributeKey.stringKey("exception.type"))))));
+                                                .get(AttributeKey.stringKey("error.type"))))));
   }
 
   @Test

instrumentation/opentelemetry-instrumentation-annotations/opentelemetry-instrumentation-annotations-incubator/javaagent/src/test/java/io/opentelemetry/javaagent/instrumentation/instrumentationannotations/incubator/timed/TimedInstrumentationTest.java

@@ -106,7 +106,7 @@ void testExampleWithException() {
                                         .getName()
                                         .equals(
                                             p.getAttributes()
-                                                .get(AttributeKey.stringKey("exception.type"))))));
+                                                .get(AttributeKey.stringKey("error.type"))))));
   }
 
   @Test