Comparing source compatibility of  against 
+++  NEW CLASS: PUBLIC(+) FINAL(+) io.opentelemetry.exporter.otlp.metrics.OtlpGrpcMetricExporter  (not serializable)
	+++  CLASS FILE FORMAT VERSION: 52.0 <- n.a.
	+++  NEW SUPERCLASS: java.lang.Object
	+++  NEW METHOD: PUBLIC(+) STATIC(+) io.opentelemetry.exporter.otlp.metrics.OtlpGrpcMetricExporterBuilder builder()
	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.sdk.common.CompletableResultCode export(java.util.Collection)
	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.sdk.common.CompletableResultCode flush()
	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.sdk.metrics.data.AggregationTemporality getAggregationTemporality(io.opentelemetry.sdk.metrics.InstrumentType)
	+++  NEW METHOD: PUBLIC(+) STATIC(+) io.opentelemetry.exporter.otlp.metrics.OtlpGrpcMetricExporter getDefault()
	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.sdk.common.CompletableResultCode shutdown()
+++  NEW CLASS: PUBLIC(+) FINAL(+) io.opentelemetry.exporter.otlp.metrics.OtlpGrpcMetricExporterBuilder  (not serializable)
	+++  CLASS FILE FORMAT VERSION: 52.0 <- n.a.
	+++  NEW SUPERCLASS: java.lang.Object
	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.exporter.otlp.metrics.OtlpGrpcMetricExporterBuilder addHeader(java.lang.String, java.lang.String)
	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.exporter.otlp.metrics.OtlpGrpcMetricExporter build()
	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.exporter.otlp.metrics.OtlpGrpcMetricExporterBuilder setAggregationTemporalitySelector(io.opentelemetry.sdk.metrics.export.AggregationTemporalitySelector)
	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.exporter.otlp.metrics.OtlpGrpcMetricExporterBuilder setChannel(io.grpc.ManagedChannel)
		+++  NEW ANNOTATION: java.lang.Deprecated
	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.exporter.otlp.metrics.OtlpGrpcMetricExporterBuilder setClientTls(byte[], byte[])
	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.exporter.otlp.metrics.OtlpGrpcMetricExporterBuilder setCompression(java.lang.String)
	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.exporter.otlp.metrics.OtlpGrpcMetricExporterBuilder setEndpoint(java.lang.String)
	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.exporter.otlp.metrics.OtlpGrpcMetricExporterBuilder setTimeout(long, java.util.concurrent.TimeUnit)
	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.exporter.otlp.metrics.OtlpGrpcMetricExporterBuilder setTimeout(java.time.Duration)
	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.exporter.otlp.metrics.OtlpGrpcMetricExporterBuilder setTrustedCertificates(byte[])