[DO NOT MERGE] Preview well known types support

.codegen/_openapi_sha

@@ -1 +1 @@
-b142b72bea6f30d8efb36dfa8c58e0d63ae5329b
+file:/home/hector.castejon/universe/bazel-bin/openapi/all-internal.json

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "java.compile.nullAnalysis.mode": "automatic"
+}

databricks-sdk-java/pom.xml

@@ -103,5 +103,16 @@
       <artifactId>jackson-datatype-jsr310</artifactId>
       <version>${jackson.version}</version>
     </dependency>
+    <!-- Google Protocol Buffers -->
+    <dependency>
+      <groupId>com.google.protobuf</groupId>
+      <artifactId>protobuf-java</artifactId>
+      <version>3.25.1</version>
+    </dependency>
+    <dependency>
+      <groupId>com.google.protobuf</groupId>
+      <artifactId>protobuf-java-util</artifactId>
+      <version>3.25.1</version>
+    </dependency>
   </dependencies>
 </project>

databricks-sdk-java/src/main/java/com/databricks/sdk/core/DatabricksConfig.java

@@ -410,13 +410,17 @@ public DatabricksConfig setAzureUseMsi(boolean azureUseMsi) {
     return this;
   }
 
-  /** @deprecated Use {@link #getAzureUseMsi()} instead. */
+  /**
+   * @deprecated Use {@link #getAzureUseMsi()} instead.
+   */
   @Deprecated()
   public boolean getAzureUseMSI() {
     return azureUseMsi;
   }
 
-  /** @deprecated Use {@link #setAzureUseMsi(boolean)} instead. */
+  /**
+   * @deprecated Use {@link #setAzureUseMsi(boolean)} instead.
+   */
   @Deprecated
   public DatabricksConfig setAzureUseMSI(boolean azureUseMsi) {
     this.azureUseMsi = azureUseMsi;

databricks-sdk-java/src/main/java/com/databricks/sdk/core/serialization/DurationDeserializer.java

@@ -0,0 +1,23 @@
+package com.databricks.sdk.core.serialization;
+
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.databind.DeserializationContext;
+import com.fasterxml.jackson.databind.JsonDeserializer;
+import com.google.protobuf.Duration;
+import com.google.protobuf.util.Durations;
+import java.io.IOException;
+
+public class DurationDeserializer extends JsonDeserializer<Duration> {
+  @Override
+  public Duration deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
+    String durationStr = p.getValueAsString();
+    if (durationStr == null || durationStr.isEmpty()) {
+      return null;
+    }
+    try {
+      return Durations.parse(durationStr); // Parses duration format like "3.000s"
+    } catch (Exception e) {
+      throw new IOException("Failed to parse duration: " + durationStr, e);
+    }
+  }
+}

databricks-sdk-java/src/main/java/com/databricks/sdk/core/serialization/DurationSerializer.java

@@ -0,0 +1,21 @@
+package com.databricks.sdk.core.serialization;
+
+import com.fasterxml.jackson.core.JsonGenerator;
+import com.fasterxml.jackson.databind.JsonSerializer;
+import com.fasterxml.jackson.databind.SerializerProvider;
+import com.google.protobuf.Duration;
+import com.google.protobuf.util.Durations;
+import java.io.IOException;
+
+public class DurationSerializer extends JsonSerializer<Duration> {
+  @Override
+  public void serialize(Duration value, JsonGenerator gen, SerializerProvider serializers)
+      throws IOException {
+    if (value != null) {
+      String durationStr = Durations.toString(value); // Converts to "3.000s"
+      gen.writeString(durationStr);
+    } else {
+      gen.writeNull();
+    }
+  }
+}

databricks-sdk-java/src/main/java/com/databricks/sdk/core/serialization/FieldMaskDeserializer.java

@@ -0,0 +1,23 @@
+package com.databricks.sdk.core.serialization;
+
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.databind.DeserializationContext;
+import com.fasterxml.jackson.databind.JsonDeserializer;
+import com.google.protobuf.FieldMask;
+import com.google.protobuf.util.FieldMaskUtil;
+import java.io.IOException;
+
+public class FieldMaskDeserializer extends JsonDeserializer<FieldMask> {
+  @Override
+  public FieldMask deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
+    String fieldMaskStr = p.getValueAsString();
+    if (fieldMaskStr == null || fieldMaskStr.isEmpty()) {
+      return null;
+    }
+    try {
+      return FieldMaskUtil.fromJsonString(fieldMaskStr); // Parses JSON string format
+    } catch (Exception e) {
+      throw new IOException("Failed to parse field mask: " + fieldMaskStr, e);
+    }
+  }
+}

databricks-sdk-java/src/main/java/com/databricks/sdk/core/serialization/FieldMaskSerializer.java

@@ -0,0 +1,21 @@
+package com.databricks.sdk.core.serialization;
+
+import com.fasterxml.jackson.core.JsonGenerator;
+import com.fasterxml.jackson.databind.JsonSerializer;
+import com.fasterxml.jackson.databind.SerializerProvider;
+import com.google.protobuf.FieldMask;
+import com.google.protobuf.util.FieldMaskUtil;
+import java.io.IOException;
+
+public class FieldMaskSerializer extends JsonSerializer<FieldMask> {
+  @Override
+  public void serialize(FieldMask value, JsonGenerator gen, SerializerProvider serializers)
+      throws IOException {
+    if (value != null) {
+      String fieldMaskStr = FieldMaskUtil.toJsonString(value); // Converts to JSON string format
+      gen.writeString(fieldMaskStr);
+    } else {
+      gen.writeNull();
+    }
+  }
+}

databricks-sdk-java/src/main/java/com/databricks/sdk/core/serialization/TimestampDeserializer.java

@@ -0,0 +1,23 @@
+package com.databricks.sdk.core.serialization;
+
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.databind.DeserializationContext;
+import com.fasterxml.jackson.databind.JsonDeserializer;
+import com.google.protobuf.Timestamp;
+import com.google.protobuf.util.Timestamps;
+import java.io.IOException;
+
+public class TimestampDeserializer extends JsonDeserializer<Timestamp> {
+  @Override
+  public Timestamp deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
+    String timestampStr = p.getValueAsString();
+    if (timestampStr == null || timestampStr.isEmpty()) {
+      return null;
+    }
+    try {
+      return Timestamps.parse(timestampStr); // Parses RFC 3339 format
+    } catch (Exception e) {
+      throw new IOException("Failed to parse timestamp: " + timestampStr, e);
+    }
+  }
+}

databricks-sdk-java/src/main/java/com/databricks/sdk/core/serialization/TimestampSerializer.java

@@ -0,0 +1,21 @@
+package com.databricks.sdk.core.serialization;
+
+import com.fasterxml.jackson.core.JsonGenerator;
+import com.fasterxml.jackson.databind.JsonSerializer;
+import com.fasterxml.jackson.databind.SerializerProvider;
+import com.google.protobuf.Timestamp;
+import com.google.protobuf.util.Timestamps;
+import java.io.IOException;
+
+public class TimestampSerializer extends JsonSerializer<Timestamp> {
+  @Override
+  public void serialize(Timestamp value, JsonGenerator gen, SerializerProvider serializers)
+      throws IOException {
+    if (value != null) {
+      String timestampStr = Timestamps.toString(value); // Converts to RFC 3339 format
+      gen.writeString(timestampStr);
+    } else {
+      gen.writeNull();
+    }
+  }
+}