Remove deprecated otel.experimental.metrics.cardinality.limit property (#8124)

Author: jack-berg

sdk-extensions/autoconfigure/src/main/java/io/opentelemetry/sdk/autoconfigure/MeterProviderConfiguration.java

@@ -20,13 +20,10 @@
 import java.util.Locale;
 import java.util.Set;
 import java.util.function.BiFunction;
-import java.util.logging.Logger;
 import java.util.stream.Collectors;
 
 final class MeterProviderConfiguration {
 
-  private static final Logger logger = Logger.getLogger(MeterProviderConfiguration.class.getName());
-
   static void configureMeterProvider(
       SdkMeterProviderBuilder meterProviderBuilder,
       ConfigProperties config,
@@ -54,13 +51,6 @@ static void configureMeterProvider(
     }
 
     Integer cardinalityLimit = config.getInt("otel.java.metrics.cardinality.limit");
-    if (cardinalityLimit == null) {
-      cardinalityLimit = config.getInt("otel.experimental.metrics.cardinality.limit");
-      if (cardinalityLimit != null) {
-        logger.warning(
-            "otel.experimental.metrics.cardinality.limit is deprecated and will be removed after 1.51.0 release. Please use otel.java.metrics.cardinality.limit instead.");
-      }
-    }
     if (cardinalityLimit != null && cardinalityLimit < 1) {
       throw new ConfigurationException("otel.java.metrics.cardinality.limit must be >= 1");
     }

sdk-extensions/autoconfigure/src/testFullConfig/java/io/opentelemetry/sdk/autoconfigure/MeterProviderConfigurationTest.java

@@ -81,30 +81,7 @@ void configureMeterProvider_ConfiguresCardinalityLimit() {
         builder,
         DefaultConfigProperties.createFromMap(
             ImmutableMap.of(
-                "otel.metrics.exporter",
-                "logging",
-                "otel.java.metrics.cardinality.limit",
-                "100",
-                // otel.java.metrics.cardinality.limit takes priority over deprecated property
-                "otel.experimental.metrics.cardinality.limit",
-                "200")),
-        spiHelper,
-        (a, b) -> a,
-        (a, b) -> a,
-        closeables);
-    cleanup.addCloseables(closeables);
-    assertCardinalityLimit(builder, 100);
-
-    // Deprecated property
-    builder = SdkMeterProvider.builder();
-    MeterProviderConfiguration.configureMeterProvider(
-        builder,
-        DefaultConfigProperties.createFromMap(
-            ImmutableMap.of(
-                "otel.metrics.exporter",
-                "logging",
-                "otel.experimental.metrics.cardinality.limit",
-                "100")),
+                "otel.metrics.exporter", "logging", "otel.java.metrics.cardinality.limit", "100")),
         spiHelper,
         (a, b) -> a,
         (a, b) -> a,