Feat/add resource builder (open-telemetry#2322)

Co-authored-by: Lalit Kumar Bhasin <[email protected]>

Author: pitoniak32

benches/logs.rs

@@ -15,7 +15,7 @@
 
 use async_trait::async_trait;
 use criterion::{criterion_group, criterion_main, Criterion};
-use opentelemetry::{InstrumentationScope, KeyValue};
+use opentelemetry::InstrumentationScope;
 use opentelemetry_appender_tracing::layer as tracing_layer;
 use opentelemetry_sdk::export::logs::{LogBatch, LogExporter};
 use opentelemetry_sdk::logs::LogResult;
@@ -126,10 +126,11 @@ fn benchmark_with_ot_layer(c: &mut Criterion, enabled: bool, bench_name: &str) {
     let exporter = NoopExporter { enabled };
     let processor = NoopProcessor::new(Box::new(exporter));
     let provider = LoggerProvider::builder()
-        .with_resource(Resource::new(vec![KeyValue::new(
-            "service.name",
-            "benchmark",
-        )]))
+        .with_resource(
+            Resource::builder_empty()
+                .with_service_name("benchmark")
+                .build(),
+        )
         .with_log_processor(processor)
         .build();
     let ot_layer = tracing_layer::OpenTelemetryTracingBridge::new(&provider);

examples/basic.rs

@@ -1,6 +1,5 @@
 //! run with `$ cargo run --example basic
 
-use opentelemetry::KeyValue;
 use opentelemetry_appender_tracing::layer;
 use opentelemetry_sdk::{logs::LoggerProvider, Resource};
 use tracing::error;
@@ -9,10 +8,11 @@ use tracing_subscriber::prelude::*;
 fn main() {
     let exporter = opentelemetry_stdout::LogExporter::default();
     let provider: LoggerProvider = LoggerProvider::builder()
-        .with_resource(Resource::new(vec![KeyValue::new(
-            "service.name",
-            "log-appender-tracing-example",
-        )]))
+        .with_resource(
+            Resource::builder()
+                .with_service_name("log-appender-tracing-example")
+                .build(),
+        )
         .with_simple_exporter(exporter)
         .build();
     let layer = layer::OpenTelemetryTracingBridge::new(&provider);