rafactor(java): improve oneOf types DX (#1990)

clients/algoliasearch-client-java/algoliasearch/src/main/java/com/algolia/config/AlgoliaAgent.java

@@ -3,7 +3,7 @@
 import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Set;
-import org.jetbrains.annotations.NotNull;
+import javax.annotation.Nonnull;
 
 public final class AlgoliaAgent {
 
@@ -17,7 +17,7 @@ public AlgoliaAgent(String clientVersion) {
     this.addSegment(new Segment("JVM", System.getProperty("java.version")));
   }
 
-  public AlgoliaAgent addSegment(@NotNull Segment seg) {
+  public AlgoliaAgent addSegment(@Nonnull Segment seg) {
     String segment = seg.toString();
     if (!segments.contains(segment)) {
       segments.add(segment);
@@ -26,14 +26,14 @@ public AlgoliaAgent addSegment(@NotNull Segment seg) {
     return this;
   }
 
-  public AlgoliaAgent addSegments(@NotNull List<Segment> segments) {
+  public AlgoliaAgent addSegments(@Nonnull List<Segment> segments) {
     for (Segment segment : segments) {
       addSegment(segment);
     }
     return this;
   }
 
-  public AlgoliaAgent removeSegment(@NotNull Segment seg) {
+  public AlgoliaAgent removeSegment(@Nonnull Segment seg) {
     segments.remove(seg.toString());
     return this;
   }

clients/algoliasearch-client-java/algoliasearch/src/main/java/com/algolia/config/ClientConfig.java

@@ -2,20 +2,20 @@
 
 import java.time.Duration;
 import java.util.Map;
-import org.jetbrains.annotations.NotNull;
+import javax.annotation.Nonnull;
 
 public interface ClientConfig {
-  public @NotNull LogLevel getLogLevel();
+  public @Nonnull LogLevel getLogLevel();
 
   public Logger getLogger();
 
-  public @NotNull Duration getConnectTimeout();
+  public @Nonnull Duration getConnectTimeout();
 
-  public @NotNull Duration getWriteTimeout();
+  public @Nonnull Duration getWriteTimeout();
 
-  public @NotNull Duration getReadTimeout();
+  public @Nonnull Duration getReadTimeout();
 
-  public @NotNull Map<String, String> getDefaultHeaders();
+  public @Nonnull Map<String, String> getDefaultHeaders();
 
-  public @NotNull CompressionType getCompressionType();
+  public @Nonnull CompressionType getCompressionType();
 }

clients/algoliasearch-client-java/algoliasearch/src/main/java/com/algolia/config/ClientOptions.java

@@ -10,7 +10,7 @@
 import java.util.Map;
 import java.util.concurrent.ExecutorService;
 import java.util.function.Consumer;
-import org.jetbrains.annotations.NotNull;
+import javax.annotation.Nonnull;
 
 public final class ClientOptions implements ClientConfig {
 
@@ -53,7 +53,7 @@ public ClientOptions() {
     this.executor = builder.executor != null ? builder.executor : ExecutorUtils.newThreadPool();
   }
 
-  @NotNull
+  @Nonnull
   public List<AlgoliaAgent.Segment> getAlgoliaAgentSegments() {
     return algoliaAgentSegments;
   }
@@ -62,32 +62,32 @@ public List<Host> getHosts() {
     return hosts;
   }
 
-  @NotNull
+  @Nonnull
   public LogLevel getLogLevel() {
     return logLevel;
   }
 
-  @NotNull
+  @Nonnull
   public Duration getConnectTimeout() {
     return connectTimeout;
   }
 
-  @NotNull
+  @Nonnull
   public Duration getWriteTimeout() {
     return writeTimeout;
   }
 
-  @NotNull
+  @Nonnull
   public Duration getReadTimeout() {
     return readTimeout;
   }
 
-  @NotNull
+  @Nonnull
   public Map<String, String> getDefaultHeaders() {
     return defaultHeaders;
   }
 
-  @NotNull
+  @Nonnull
   public CompressionType getCompressionType() {
     return compressionType;
   }
@@ -96,7 +96,7 @@ public Requester getCustomRequester() {
     return customRequester;
   }
 
-  @NotNull
+  @Nonnull
   public Logger getLogger() {
     return logger;
   }

clients/algoliasearch-client-java/algoliasearch/src/main/java/com/algolia/config/Host.java

@@ -1,7 +1,7 @@
 package com.algolia.config;
 
 import java.util.Set;
-import org.jetbrains.annotations.NotNull;
+import javax.annotation.Nonnull;
 
 public final class Host {
 
@@ -11,7 +11,7 @@ public final class Host {
 
   private final String scheme;
 
-  public Host(@NotNull String url, @NotNull Set<CallType> callType) {
+  public Host(@Nonnull String url, @Nonnull Set<CallType> callType) {
     this(url, callType, "https");
   }
 
@@ -21,17 +21,17 @@ public Host(String url, Set<CallType> callType, String scheme) {
     this.scheme = scheme;
   }
 
-  @NotNull
+  @Nonnull
   public String getUrl() {
     return url;
   }
 
-  @NotNull
+  @Nonnull
   public Set<CallType> getCallTypes() {
     return callTypes;
   }
 
-  @NotNull
+  @Nonnull
   public String getScheme() {
     return scheme;
   }

clients/algoliasearch-client-java/algoliasearch/src/main/java/com/algolia/internal/HttpRequester.java

@@ -14,11 +14,10 @@
 import java.util.List;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.function.Consumer;
+import javax.annotation.Nonnull;
 import okhttp3.*;
 import okhttp3.internal.http.HttpMethod;
 import okio.BufferedSink;
-import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
 
 /**
  * HttpRequester is responsible for making HTTP requests using the OkHttp client. It provides a
@@ -62,7 +61,7 @@ public <T> T execute(HttpRequest httpRequest, RequestOptions requestOptions, Typ
   }
 
   /** Core method to execute an HTTP request and handle the response. */
-  private <T> T execute(@NotNull HttpRequest httpRequest, RequestOptions requestOptions, JavaType returnType) {
+  private <T> T execute(@Nonnull HttpRequest httpRequest, RequestOptions requestOptions, JavaType returnType) {
     if (isClosed.get()) {
       throw new IllegalStateException("HttpRequester is closed");
     }
@@ -99,8 +98,8 @@ private <T> T execute(@NotNull HttpRequest httpRequest, RequestOptions requestOp
   }
 
   /** Constructs the URL for the HTTP request. */
-  @NotNull
-  private static HttpUrl createHttpUrl(@NotNull HttpRequest request, RequestOptions requestOptions) {
+  @Nonnull
+  private static HttpUrl createHttpUrl(@Nonnull HttpRequest request, RequestOptions requestOptions) {
     HttpUrl.Builder urlBuilder = new HttpUrl.Builder()
       .scheme("https")
       .host("algolia.com") // will be overridden by the retry strategy
@@ -126,25 +125,24 @@ private RequestBody createRequestBody(HttpRequest httpRequest) {
   }
 
   /** Serializes the request body into JSON format. */
-  @NotNull
+  @Nonnull
   private RequestBody buildRequestBody(Object requestBody) {
     return new RequestBody() {
-      @Nullable
       @Override
       public MediaType contentType() {
         return JSON_MEDIA_TYPE;
       }
 
       @Override
-      public void writeTo(@NotNull BufferedSink bufferedSink) {
+      public void writeTo(@Nonnull BufferedSink bufferedSink) {
         serializer.serialize(bufferedSink.outputStream(), requestBody);
       }
     };
   }
 
   /** Constructs the headers for the HTTP request. */
-  @NotNull
-  private Headers createHeaders(@NotNull HttpRequest request, RequestOptions requestOptions) {
+  @Nonnull
+  private Headers createHeaders(@Nonnull HttpRequest request, RequestOptions requestOptions) {
     Headers.Builder builder = new Headers.Builder();
     request.getHeaders().forEach(builder::add);
     if (requestOptions != null) {
@@ -154,7 +152,7 @@ private Headers createHeaders(@NotNull HttpRequest request, RequestOptions reque
   }
 
   /** Returns a suitable OkHttpClient instance based on the provided request options. */
-  @NotNull
+  @Nonnull
   private OkHttpClient getOkHttpClient(RequestOptions requestOptions) {
     // Return the default client if no request options are provided.
     if (requestOptions == null) return httpClient;

clients/algoliasearch-client-java/algoliasearch/src/main/java/com/algolia/internal/JsonSerializer.java

@@ -10,7 +10,7 @@
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.util.function.Consumer;
-import org.jetbrains.annotations.NotNull;
+import javax.annotation.Nonnull;
 
 /**
  * Utility class for JSON serialization and deserialization using Jackson. It provides functionality
@@ -29,7 +29,7 @@ public static Builder builder() {
    *
    * @param mapper The Jackson ObjectMapper to be used for JSON operations.
    */
-  JsonSerializer(@NotNull ObjectMapper mapper) {
+  JsonSerializer(@Nonnull ObjectMapper mapper) {
     this.mapper = mapper;
   }
 
@@ -39,7 +39,7 @@ public static Builder builder() {
    * @param stream output steam.
    * @param object The Java object to serialize.
    */
-  public void serialize(OutputStream stream, @NotNull Object object) {
+  public void serialize(OutputStream stream, @Nonnull Object object) {
     try {
       mapper.writeValue(stream, object);
     } catch (IOException e) {
@@ -63,7 +63,7 @@ public <T> T deserialize(InputStream stream, JavaType returnType) {
    * @param innerType The parameterized type.
    * @return A JavaType representation of the parameterized class.
    */
-  public JavaType getJavaType(@NotNull Class<?> returnType, @NotNull Class<?> innerType) {
+  public JavaType getJavaType(@Nonnull Class<?> returnType, @Nonnull Class<?> innerType) {
     return mapper.getTypeFactory().constructParametricType(returnType, innerType);
   }
 
@@ -73,7 +73,7 @@ public JavaType getJavaType(@NotNull Class<?> returnType, @NotNull Class<?> inne
    * @param returnType The main class type.
    * @return A JavaType representation of the parameterized class.
    */
-  public JavaType getJavaType(@NotNull TypeReference<?> returnType) {
+  public JavaType getJavaType(@Nonnull TypeReference<?> returnType) {
     return mapper.getTypeFactory().constructType(returnType);
   }
 

clients/algoliasearch-client-java/algoliasearch/src/main/java/com/algolia/internal/interceptors/AuthInterceptor.java

@@ -1,10 +1,10 @@
 package com.algolia.internal.interceptors;
 
 import java.io.IOException;
+import javax.annotation.Nonnull;
 import okhttp3.Headers;
 import okhttp3.Interceptor;
 import okhttp3.Response;
-import org.jetbrains.annotations.NotNull;
 
 public final class AuthInterceptor implements Interceptor {
 
@@ -19,7 +19,7 @@ public AuthInterceptor(String applicationId, String apiKey) {
     this.apiKey = apiKey;
   }
 
-  @NotNull
+  @Nonnull
   @Override
   public Response intercept(Chain chain) throws IOException {
     okhttp3.Request originalRequest = chain.request();

clients/algoliasearch-client-java/algoliasearch/src/main/java/com/algolia/internal/interceptors/GzipRequestInterceptor.java

@@ -1,16 +1,16 @@
 package com.algolia.internal.interceptors;
 
 import java.io.IOException;
+import javax.annotation.Nonnull;
 import okhttp3.*;
 import okio.BufferedSink;
 import okio.GzipSink;
 import okio.Okio;
-import org.jetbrains.annotations.NotNull;
 
 /** This interceptor compresses the HTTP request body. */
 public final class GzipRequestInterceptor implements Interceptor {
 
-  @NotNull
+  @Nonnull
   @Override
   public Response intercept(Interceptor.Chain chain) throws IOException {
     Request originalRequest = chain.request();
@@ -39,7 +39,7 @@ public long contentLength() {
       }
 
       @Override
-      public void writeTo(@NotNull BufferedSink sink) throws IOException {
+      public void writeTo(@Nonnull BufferedSink sink) throws IOException {
         BufferedSink gzipSink = Okio.buffer(new GzipSink(sink));
         body.writeTo(gzipSink);
         gzipSink.close();

clients/algoliasearch-client-java/algoliasearch/src/main/java/com/algolia/internal/interceptors/HeaderInterceptor.java

@@ -3,10 +3,10 @@
 import java.io.IOException;
 import java.util.Collections;
 import java.util.Map;
+import javax.annotation.Nonnull;
 import okhttp3.Headers;
 import okhttp3.Interceptor;
 import okhttp3.Response;
-import org.jetbrains.annotations.NotNull;
 
 public final class HeaderInterceptor implements Interceptor {
 
@@ -16,7 +16,7 @@ public HeaderInterceptor(Map<String, String> headers) {
     this.headers = Collections.unmodifiableMap(headers);
   }
 
-  @NotNull
+  @Nonnull
   @Override
   public Response intercept(Chain chain) throws IOException {
     okhttp3.Request request = chain.request();

clients/algoliasearch-client-java/algoliasearch/src/main/java/com/algolia/internal/interceptors/LogInterceptor.java

@@ -3,10 +3,10 @@
 import com.algolia.config.LogLevel;
 import com.algolia.config.Logger;
 import java.io.IOException;
+import javax.annotation.Nonnull;
 import okhttp3.Interceptor;
 import okhttp3.Response;
 import okhttp3.logging.HttpLoggingInterceptor;
-import org.jetbrains.annotations.NotNull;
 
 /**
  * An interceptor that facilitates HTTP logging based on the provided logging level. This class
@@ -28,11 +28,11 @@ public LogInterceptor(Logger logger, LogLevel logLevel) {
     this.logger = new HttpLoggingInterceptor(logr).setLevel(level);
   }
 
-  public HttpLoggingInterceptor.Logger toLogger(@NotNull Logger logger) {
+  public HttpLoggingInterceptor.Logger toLogger(@Nonnull Logger logger) {
     return logger::log;
   }
 
-  public HttpLoggingInterceptor.Level toLevel(@NotNull LogLevel logLevel) {
+  public HttpLoggingInterceptor.Level toLevel(@Nonnull LogLevel logLevel) {
     switch (logLevel) {
       case NONE:
         return HttpLoggingInterceptor.Level.NONE;
@@ -47,9 +47,9 @@ public HttpLoggingInterceptor.Level toLevel(@NotNull LogLevel logLevel) {
     }
   }
 
-  @NotNull
+  @Nonnull
   @Override
-  public Response intercept(@NotNull Chain chain) throws IOException {
+  public Response intercept(@Nonnull Chain chain) throws IOException {
     return logger.intercept(chain);
   }
 }