Fix deprecated API usage patterns in Spring Boot tutorials

batch-rest-repository/src/main/java/zin/rashidi/boot/batch/rest/user/UserJobConfiguration.java

@@ -26,6 +26,8 @@
 @Configuration
 class UserJobConfiguration {
 
+    private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
+
     private final JobRepository jobRepository;
     private final PlatformTransactionManager transactionManager;
     private final MongoOperations mongo;
@@ -52,7 +54,7 @@ private Step step() throws MalformedURLException {
     private JsonItemReader<User> reader() throws MalformedURLException {
         JacksonJsonObjectReader<User> jsonObjectReader = new JacksonJsonObjectReader<>(User.class);
 
-        jsonObjectReader.setMapper(new ObjectMapper());
+        jsonObjectReader.setMapper(OBJECT_MAPPER);
 
         return new JsonItemReaderBuilder<User>()
                 .name("userReader")

batch-skip-step/src/main/java/zin/rashidi/boot/batch/user/UserJobConfiguration.java

@@ -7,7 +7,6 @@
 import org.springframework.batch.core.repository.JobRepository;
 import org.springframework.batch.core.step.builder.StepBuilder;
 import org.springframework.batch.item.ItemProcessor;
-import org.springframework.batch.item.database.ItemPreparedStatementSetter;
 import org.springframework.batch.item.database.JdbcBatchItemWriter;
 import org.springframework.batch.item.database.builder.JdbcBatchItemWriterBuilder;
 import org.springframework.batch.item.json.JacksonJsonObjectReader;
@@ -19,19 +18,19 @@
 import org.springframework.transaction.PlatformTransactionManager;
 
 import javax.sql.DataSource;
-import java.sql.PreparedStatement;
-import java.sql.SQLException;
 
 /**
  * @author Rashidi Zin
  */
 @Configuration
 class UserJobConfiguration {
 
+    private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();
+
     private JsonItemReader<UserFile> reader() {
         JacksonJsonObjectReader<UserFile> reader = new JacksonJsonObjectReader<>(UserFile.class);
 
-        reader.setMapper(new ObjectMapper());
+        reader.setMapper(OBJECT_MAPPER);
 
         return new JsonItemReaderBuilder<UserFile>()
                 .jsonObjectReader(reader)

data-mongodb-full-text-search/src/main/java/zin/rashidi/boot/data/mongodb/character/CharacterSearchRepositoryImpl.java

@@ -4,7 +4,7 @@
 
 import org.springframework.data.domain.Sort;
 import org.springframework.data.mongodb.core.MongoOperations;
-import org.springframework.data.mongodb.core.index.TextIndexDefinition.TextIndexDefinitionBuilder;
+import org.springframework.data.mongodb.core.index.TextIndexDefinition;
 import org.springframework.data.mongodb.core.query.TextCriteria;
 import org.springframework.data.mongodb.core.query.TextQuery;
 
@@ -22,7 +22,7 @@ class CharacterSearchRepositoryImpl implements CharacterSearchRepository {
     @Override
     public List<Character> findByText(String text, Sort sort) {
         operations.indexOps(Character.class)
-                .createIndex(new TextIndexDefinitionBuilder().onFields("name", "publisher").build());
+                .createIndex(TextIndexDefinition.builder().onFields("name", "publisher").build());
 
         var parameters = text.split(" ");
         var query = TextQuery.queryText(new TextCriteria().matchingAny(parameters)).with(sort);

data-mongodb-full-text-search/src/test/java/zin/rashidi/boot/data/mongodb/character/CharacterRepositoryTests.java

@@ -13,7 +13,7 @@
 import org.springframework.boot.testcontainers.service.connection.ServiceConnection;
 import org.springframework.data.domain.Sort;
 import org.springframework.data.mongodb.core.MongoOperations;
-import org.springframework.data.mongodb.core.index.TextIndexDefinition.TextIndexDefinitionBuilder;
+import org.springframework.data.mongodb.core.index.TextIndexDefinition;
 import org.springframework.data.mongodb.core.query.TextCriteria;
 import org.testcontainers.containers.MongoDBContainer;
 import org.testcontainers.junit.jupiter.Container;
@@ -40,7 +40,7 @@ class CharacterRepositoryTests {
     @DisplayName("Generated query: Search for 'captain marvel' should return 'Captain Marvel' and 'Thanos'")
     void withGeneratedQuery() {
         // Simulate predefined index
-        operations.indexOps(Character.class).ensureIndex(new TextIndexDefinitionBuilder().onFields("name", "publisher").build());
+        operations.indexOps(Character.class).ensureIndex(TextIndexDefinition.builder().onFields("name", "publisher").build());
 
         var characters = repository.findAllBy(new TextCriteria().matchingAny("captain", "marvel"), Sort.by("name"));