JAVA-2916: Annotate generated classes with @SuppressWarnings (apache#1530)

adutra · web-flow · commit 8b88f280b419 · 2021-03-15T17:01:10.000+01:00
diff --git a/changelog/README.md b/changelog/README.md
@@ -4,6 +4,7 @@
 
 ### 4.11.0 (in progress)
 
+- [improvement] JAVA-2916: Annotate generated classes with `@SuppressWarnings`
 - [bug] JAVA-2927: Make Dropwizard truly optional
 - [improvement] JAVA-2917: Include GraalVM substitutions for request processors and geo codecs
 - [bug] JAVA-2918: Exclude invalid peers from schema agreement checks
diff --git a/mapper-processor/src/main/java/com/datastax/oss/driver/internal/mapper/processor/dao/DaoImplementationGenerator.java b/mapper-processor/src/main/java/com/datastax/oss/driver/internal/mapper/processor/dao/DaoImplementationGenerator.java
@@ -37,6 +37,7 @@
 import com.datastax.oss.driver.shaded.guava.common.collect.ImmutableMap;
 import com.datastax.oss.driver.shaded.guava.common.collect.ImmutableSet;
 import com.datastax.oss.driver.shaded.guava.common.collect.Maps;
+import com.squareup.javapoet.AnnotationSpec;
 import com.squareup.javapoet.ClassName;
 import com.squareup.javapoet.CodeBlock;
 import com.squareup.javapoet.FieldSpec;
@@ -301,6 +302,10 @@ protected JavaFile.Builder getContents() {
     TypeSpec.Builder classBuilder =
         TypeSpec.classBuilder(implementationName)
             .addJavadoc(JAVADOC_GENERATED_WARNING)
+            .addAnnotation(
+                AnnotationSpec.builder(SuppressWarnings.class)
+                    .addMember("value", "\"all\"")
+                    .build())
             .addModifiers(Modifier.PUBLIC)
             .addSuperinterface(ClassName.get(interfaceElement));
 
diff --git a/mapper-processor/src/main/java/com/datastax/oss/driver/internal/mapper/processor/entity/EntityHelperGenerator.java b/mapper-processor/src/main/java/com/datastax/oss/driver/internal/mapper/processor/entity/EntityHelperGenerator.java
@@ -26,6 +26,7 @@
 import com.datastax.oss.driver.internal.mapper.processor.util.generation.BindableHandlingSharedCode;
 import com.datastax.oss.driver.internal.mapper.processor.util.generation.GenericTypeConstantGenerator;
 import com.datastax.oss.driver.shaded.guava.common.collect.ImmutableList;
+import com.squareup.javapoet.AnnotationSpec;
 import com.squareup.javapoet.ClassName;
 import com.squareup.javapoet.CodeBlock;
 import com.squareup.javapoet.FieldSpec;
@@ -87,6 +88,10 @@ protected JavaFile.Builder getContents() {
     TypeSpec.Builder classContents =
         TypeSpec.classBuilder(helperName)
             .addJavadoc(JAVADOC_GENERATED_WARNING)
+            .addAnnotation(
+                AnnotationSpec.builder(SuppressWarnings.class)
+                    .addMember("value", "\"all\"")
+                    .build())
             .addModifiers(Modifier.PUBLIC)
             .superclass(
                 ParameterizedTypeName.get(
diff --git a/mapper-processor/src/main/java/com/datastax/oss/driver/internal/mapper/processor/mapper/MapperBuilderGenerator.java b/mapper-processor/src/main/java/com/datastax/oss/driver/internal/mapper/processor/mapper/MapperBuilderGenerator.java
@@ -21,6 +21,7 @@
 import com.datastax.oss.driver.internal.mapper.processor.GeneratedNames;
 import com.datastax.oss.driver.internal.mapper.processor.ProcessorContext;
 import com.datastax.oss.driver.internal.mapper.processor.SingleFileCodeGenerator;
+import com.squareup.javapoet.AnnotationSpec;
 import com.squareup.javapoet.ClassName;
 import com.squareup.javapoet.JavaFile;
 import com.squareup.javapoet.MethodSpec;
@@ -62,6 +63,10 @@ protected JavaFile.Builder getContents() {
                 getSessionClass())
             .addJavadoc(JAVADOC_PARAGRAPH_SEPARATOR)
             .addJavadoc(JAVADOC_GENERATED_WARNING)
+            .addAnnotation(
+                AnnotationSpec.builder(SuppressWarnings.class)
+                    .addMember("value", "\"all\"")
+                    .build())
             .addModifiers(Modifier.PUBLIC)
             .addMethod(
                 MethodSpec.constructorBuilder()
diff --git a/mapper-processor/src/main/java/com/datastax/oss/driver/internal/mapper/processor/mapper/MapperImplementationGenerator.java b/mapper-processor/src/main/java/com/datastax/oss/driver/internal/mapper/processor/mapper/MapperImplementationGenerator.java
@@ -24,6 +24,7 @@
 import com.datastax.oss.driver.internal.mapper.processor.SingleFileCodeGenerator;
 import com.datastax.oss.driver.internal.mapper.processor.util.NameIndex;
 import com.datastax.oss.driver.internal.mapper.processor.util.generation.GeneratedCodePatterns;
+import com.squareup.javapoet.AnnotationSpec;
 import com.squareup.javapoet.ClassName;
 import com.squareup.javapoet.FieldSpec;
 import com.squareup.javapoet.JavaFile;
@@ -91,6 +92,10 @@ protected JavaFile.Builder getContents() {
                 GeneratedNames.mapperBuilder(interfaceElement))
             .addJavadoc(JAVADOC_PARAGRAPH_SEPARATOR)
             .addJavadoc(JAVADOC_GENERATED_WARNING)
+            .addAnnotation(
+                AnnotationSpec.builder(SuppressWarnings.class)
+                    .addMember("value", "\"all\"")
+                    .build())
             .addModifiers(Modifier.PUBLIC)
             .addSuperinterface(ClassName.get(interfaceElement));
 
