Add some helpful logging attribute methods

api/all/src/main/java/io/opentelemetry/api/logs/LogRecordBuilder.java

@@ -5,6 +5,11 @@
 
 package io.opentelemetry.api.logs;
 
+import static io.opentelemetry.api.common.AttributeKey.booleanKey;
+import static io.opentelemetry.api.common.AttributeKey.doubleKey;
+import static io.opentelemetry.api.common.AttributeKey.longKey;
+import static io.opentelemetry.api.common.AttributeKey.stringKey;
+
 import io.opentelemetry.api.common.AttributeKey;
 import io.opentelemetry.api.common.Attributes;
 import io.opentelemetry.api.common.Value;
@@ -98,9 +103,91 @@ default LogRecordBuilder setAllAttributes(Attributes attributes) {
     return this;
   }
 
-  /** Sets an attribute. */
+  /**
+   * Sets an attribute on the {@code LogRecord}. If the {@code LogRecord} previously contained a
+   * mapping for the key, the old value is replaced by the specified value.
+   *
+   * @param key the key for this attribute.
+   * @param value the value for this attribute.
+   * @return this.
+   */
   <T> LogRecordBuilder setAttribute(AttributeKey<T> key, T value);
 
+  /**
+   * Sets a String attribute on the {@code LogRecord}. If the {@code LogRecord} previously contained
+   * a mapping for the key, the old value is replaced by the specified value.
+   *
+   * <p>Note: It is strongly recommended to use {@link #setAttribute(AttributeKey, Object)}, and
+   * pre-allocate your keys, if possible.
+   *
+   * @param key the key for this attribute.
+   * @param value the value for this attribute.
+   * @return this.
+   */
+  default LogRecordBuilder setAttribute(String key, String value) {
+    return setAttribute(stringKey(key), value);
+  }
+
+  /**
+   * Sets a Long attribute on the {@code LogRecord}. If the {@code LogRecord} previously contained a
+   * mapping for the key, the old value is replaced by the specified value.
+   *
+   * <p>Note: It is strongly recommended to use {@link #setAttribute(AttributeKey, Object)}, and
+   * pre-allocate your keys, if possible.
+   *
+   * @param key the key for this attribute.
+   * @param value the value for this attribute.
+   * @return this.
+   */
+  default LogRecordBuilder setAttribute(String key, long value) {
+    return setAttribute(longKey(key), value);
+  }
+
+  /**
+   * Sets a Double attribute on the {@code LogRecord}. If the {@code LogRecord} previously contained
+   * a mapping for the key, the old value is replaced by the specified value.
+   *
+   * <p>Note: It is strongly recommended to use {@link #setAttribute(AttributeKey, Object)}, and
+   * pre-allocate your keys, if possible.
+   *
+   * @param key the key for this attribute.
+   * @param value the value for this attribute.
+   * @return this.
+   */
+  default LogRecordBuilder setAttribute(String key, double value) {
+    return setAttribute(doubleKey(key), value);
+  }
+
+  /**
+   * Sets a Boolean attribute on the {@code LogRecord}. If the {@code LogRecord} previously
+   * contained a mapping for the key, the old value is replaced by the specified value.
+   *
+   * <p>Note: It is strongly recommended to use {@link #setAttribute(AttributeKey, Object)}, and
+   * pre-allocate your keys, if possible.
+   *
+   * @param key the key for this attribute.
+   * @param value the value for this attribute.
+   * @return this.
+   */
+  default LogRecordBuilder setAttribute(String key, boolean value) {
+    return setAttribute(booleanKey(key), value);
+  }
+
+  /**
+   * Sets an Integer attribute on the {@code LogRecord}. If the {@code LogRecord} previously
+   * contained a mapping for the key, the old value is replaced by the specified value.
+   *
+   * <p>Note: It is strongly recommended to use {@link #setAttribute(AttributeKey, Object)}, and
+   * pre-allocate your keys, if possible.
+   *
+   * @param key the key for this attribute.
+   * @param value the value for this attribute.
+   * @return this.
+   */
+  default LogRecordBuilder setAttribute(String key, int value) {
+    return setAttribute(key, (long) value);
+  }
+
   /** Emit the log record. */
   void emit();
 }

docs/apidiffs/current_vs_latest/opentelemetry-api.txt

@@ -1,2 +1,8 @@
 Comparing source compatibility of opentelemetry-api-1.48.0-SNAPSHOT.jar against opentelemetry-api-1.47.0.jar
-No changes.
+***  MODIFIED INTERFACE: PUBLIC ABSTRACT io.opentelemetry.api.logs.LogRecordBuilder  (not serializable)
+	===  CLASS FILE FORMAT VERSION: 52.0 <- 52.0
+	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.api.logs.LogRecordBuilder setAttribute(java.lang.String, java.lang.String)
+	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.api.logs.LogRecordBuilder setAttribute(java.lang.String, long)
+	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.api.logs.LogRecordBuilder setAttribute(java.lang.String, double)
+	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.api.logs.LogRecordBuilder setAttribute(java.lang.String, boolean)
+	+++  NEW METHOD: PUBLIC(+) io.opentelemetry.api.logs.LogRecordBuilder setAttribute(java.lang.String, int)

sdk/logs/src/test/java/io/opentelemetry/sdk/logs/SdkLogRecordBuilderTest.java

@@ -5,7 +5,12 @@
 
 package io.opentelemetry.sdk.logs;
 
+import static io.opentelemetry.api.common.AttributeKey.booleanKey;
+import static io.opentelemetry.api.common.AttributeKey.doubleKey;
+import static io.opentelemetry.api.common.AttributeKey.longKey;
+import static io.opentelemetry.api.common.AttributeKey.stringKey;
 import static io.opentelemetry.sdk.testing.assertj.OpenTelemetryAssertions.assertThat;
+import static io.opentelemetry.sdk.testing.assertj.OpenTelemetryAssertions.equalTo;
 import static org.mockito.Mockito.when;
 
 import io.opentelemetry.api.common.AttributeKey;
@@ -77,7 +82,7 @@ void emit_AllFields() {
     builder.setTimestamp(timestamp);
     builder.setObservedTimestamp(456, TimeUnit.SECONDS);
     builder.setObservedTimestamp(observedTimestamp);
-    builder.setAttribute(null, null);
+    builder.setAttribute((String) null, (String) null);
     builder.setAttribute(AttributeKey.stringKey("k1"), "v1");
     builder.setAllAttributes(Attributes.builder().put("k2", "v2").put("k3", "v3").build());
     builder.setContext(Span.wrap(spanContext).storeInContext(Context.root()));
@@ -116,4 +121,22 @@ void emit_NoFields() {
         .hasSpanContext(SpanContext.getInvalid())
         .hasSeverity(Severity.UNDEFINED_SEVERITY_NUMBER);
   }
+
+  @Test
+  void testConvenienceAttributeMethods() {
+    builder
+        .setAttribute("foo", "bar")
+        .setAttribute("lk", 12L)
+        .setAttribute("dk", 12.123)
+        .setAttribute("bk", true)
+        .setAttribute("ik", 13)
+        .emit();
+    assertThat(emittedLog.get().toLogRecordData())
+        .hasAttributesSatisfyingExactly(
+            equalTo(stringKey("foo"), "bar"),
+            equalTo(longKey("lk"), 12L),
+            equalTo(doubleKey("dk"), 12.123),
+            equalTo(booleanKey("bk"), true),
+            equalTo(longKey("ik"), 13L));
+  }
 }