feat: Optionally ensure upload (#36)

* feat: wait to ensure upload

Signed-off-by: Anush008 <anushshetty90@gmail.com>

* docs: Updated README.md

Signed-off-by: Anush008 <anushshetty90@gmail.com>

---------

Signed-off-by: Anush008 <anushshetty90@gmail.com>

Author: Anush008

README.md

@@ -4,8 +4,10 @@
 
 ## Installation
 
+To integrate the connector into your Spark environment, get the JAR file from one of the sources listed below.
+
 > [!IMPORTANT]  
-> Requires Java 8 or above.
+> Ensure your system is running Java 8.
 
 ### GitHub Releases
 
@@ -20,11 +22,11 @@ Once the requirements have been satisfied, run the following command in the proj
 mvn package
 ```
 
-This will build and store the fat JAR in the `target` directory by default.
+The JAR file will be written into the `target` directory by default.
 
 ### Maven Central
 
-For use with Java and Scala projects, the package can be found [here](https://central.sonatype.com/artifact/io.qdrant/spark).
+Find the project on Maven Central [here](https://central.sonatype.com/artifact/io.qdrant/spark).
 
 ## Usage
 
@@ -257,6 +259,7 @@ The appropriate Spark data types are mapped to the Qdrant payload based on the p
 | `multi_vector_fields`        | Comma-separated names of columns holding the multi-vector values.                    | `ArrayType(ArrayType(FloatType))` | ❌       |
 | `multi_vector_names`         | Comma-separated names of the multi-vectors in the collection.                        | -                                 | ❌       |
 | `shard_key_selector`         | Comma-separated names of custom shard keys to use during upsert.                     | -                                 | ❌       |
+| `wait`                       | Wait for each batch upsert to complete. `true` or `false`. Defaults to `true`.       | -                                 | ❌       |
 
 ## LICENSE
 

pom.xml

@@ -6,7 +6,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>io.qdrant</groupId>
 	<artifactId>spark</artifactId>
-	<version>2.3.2</version>
+	<version>2.3.3</version>
 	<name>qdrant-spark</name>
 	<url>https://github.com/qdrant/qdrant-spark</url>
 	<description>An Apache Spark connector for the Qdrant vector database</description>

src/main/java/io/qdrant/spark/QdrantDataWriter.java

@@ -68,7 +68,7 @@ private void doWriteBatch() throws Exception {
 
     // Instantiate QdrantGrpc client for each batch to maintain serializability
     QdrantGrpc qdrant = new QdrantGrpc(new URL(options.qdrantUrl), options.apiKey);
-    qdrant.upsert(options.collectionName, pointsBuffer, options.shardKeySelector);
+    qdrant.upsert(options.collectionName, pointsBuffer, options.shardKeySelector, options.wait);
     qdrant.close();
   }
 

src/main/java/io/qdrant/spark/QdrantGrpc.java

@@ -26,10 +26,16 @@ public QdrantGrpc(URL url, String apiKey) throws MalformedURLException {
   }
 
   public void upsert(
-      String collectionName, List<PointStruct> points, ShardKeySelector shardKeySelector)
+      String collectionName,
+      List<PointStruct> points,
+      ShardKeySelector shardKeySelector,
+      boolean wait)
       throws InterruptedException, ExecutionException {
     UpsertPoints.Builder upsertPoints =
-        UpsertPoints.newBuilder().setCollectionName(collectionName).addAllPoints(points);
+        UpsertPoints.newBuilder()
+            .setCollectionName(collectionName)
+            .setWait(wait)
+            .addAllPoints(points);
     if (shardKeySelector != null) {
       upsertPoints.setShardKeySelector(shardKeySelector);
     }

src/main/java/io/qdrant/spark/QdrantOptions.java

@@ -15,6 +15,7 @@
 public class QdrantOptions implements Serializable {
   private static final int DEFAULT_BATCH_SIZE = 64;
   private static final int DEFAULT_RETRIES = 3;
+  private static final boolean DEFAULT_WAIT = true;
 
   public final String qdrantUrl;
   public final String apiKey;
@@ -33,6 +34,7 @@ public class QdrantOptions implements Serializable {
   public final String[] multiVectorNames;
   public final List<String> payloadFieldsToSkip;
   public final ShardKeySelector shardKeySelector;
+  public final boolean wait;
 
   public QdrantOptions(Map<String, String> options) {
     Objects.requireNonNull(options);
@@ -45,6 +47,7 @@ public QdrantOptions(Map<String, String> options) {
     apiKey = options.getOrDefault("api_key", "");
     embeddingField = options.getOrDefault("embedding_field", "");
     vectorName = options.getOrDefault("vector_name", "");
+    wait = getBooleanOption(options, "wait", DEFAULT_WAIT);
 
     sparseVectorValueFields = parseArray(options.get("sparse_vector_value_fields"));
     sparseVectorIndexFields = parseArray(options.get("sparse_vector_index_fields"));
@@ -66,6 +69,10 @@ private int getIntOption(Map<String, String> options, String key, int defaultVal
     return Integer.parseInt(options.getOrDefault(key, String.valueOf(defaultValue)));
   }
 
+  private boolean getBooleanOption(Map<String, String> options, String key, boolean defaultValue) {
+    return Boolean.parseBoolean(options.getOrDefault(key, String.valueOf(defaultValue)));
+  }
+
   private String[] parseArray(String input) {
     return input == null
         ? new String[0]

src/test/java/io/qdrant/spark/TestQdrantGrpc.java

@@ -68,8 +68,7 @@ public void testUploadBatch() throws Exception {
     point2Builder.putPayload("rand_number", value(89));
     points.add(point2Builder.build());
 
-    // call the uploadBatch method
-    qdrantGrpc.upsert(collectionName, points, null);
+    qdrantGrpc.upsert(collectionName, points, null, true);
 
     qdrantGrpc.close();
   }