Code cleanup: Neo4j vector store

 - Remove batch strategy usage as it is taken care by the vector store parent builder

Signed-off-by: Ilayaperumal Gopinathan <ilayaperumal.gopinathan@broadcom.com>

Author: ilayaperumalg

vector-stores/spring-ai-neo4j-store/src/main/java/org/springframework/ai/vectorstore/neo4j/Neo4jVectorStore.java

@@ -30,10 +30,8 @@
 
 import org.springframework.ai.document.Document;
 import org.springframework.ai.document.DocumentMetadata;
-import org.springframework.ai.embedding.BatchingStrategy;
 import org.springframework.ai.embedding.EmbeddingModel;
 import org.springframework.ai.embedding.EmbeddingOptionsBuilder;
-import org.springframework.ai.embedding.TokenCountBatchingStrategy;
 import org.springframework.ai.observation.conventions.VectorStoreProvider;
 import org.springframework.ai.observation.conventions.VectorStoreSimilarityMetric;
 import org.springframework.ai.vectorstore.AbstractVectorStoreBuilder;
@@ -180,8 +178,6 @@ public class Neo4jVectorStore extends AbstractObservationVectorStore implements
 
 	private final boolean initializeSchema;
 
-	private final BatchingStrategy batchingStrategy;
-
 	protected Neo4jVectorStore(Builder builder) {
 		super(builder);
 
@@ -198,7 +194,6 @@ protected Neo4jVectorStore(Builder builder) {
 		this.idProperty = SchemaNames.sanitize(builder.idProperty).orElseThrow();
 		this.constraintName = SchemaNames.sanitize(builder.constraintName).orElseThrow();
 		this.initializeSchema = builder.initializeSchema;
-		this.batchingStrategy = new TokenCountBatchingStrategy();
 	}
 
 	@Override
@@ -418,8 +413,6 @@ public static class Builder extends AbstractVectorStoreBuilder<Builder> {
 
 		private String constraintName = DEFAULT_CONSTRAINT_NAME;
 
-		private BatchingStrategy batchingStrategy = new TokenCountBatchingStrategy();
-
 		private boolean initializeSchema = false;
 
 		private Builder(Driver driver, EmbeddingModel embeddingModel) {
@@ -545,11 +538,6 @@ public Builder initializeSchema(boolean initializeSchema) {
 			return this;
 		}
 
-		public Builder batchingStrategy(BatchingStrategy batchingStrategy) {
-			this.batchingStrategy = batchingStrategy;
-			return this;
-		}
-
 		@Override
 		public Neo4jVectorStore build() {
 			return new Neo4jVectorStore(this);