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PlatformTransactionManager should be optional for JdbcChatMemoryRepository #3196

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PlatformTransactionManager should be optional for JdbcChatMemoryRepository #3196

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16 changes: 6 additions & 10 deletions ...ain/java/org/springframework/ai/chat/memory/repository/jdbc/JdbcChatMemoryRepository.java
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,7 @@
import java.time.Instant;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import java.util.concurrent.atomic.AtomicLong;

import javax.sql.DataSource;
Expand All @@ -37,11 +38,6 @@
import org.springframework.jdbc.datasource.DataSourceTransactionManager;
import org.springframework.lang.Nullable;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.TransactionDefinition;
import org.springframework.transaction.TransactionException;
import org.springframework.transaction.TransactionStatus;
import org.springframework.transaction.support.AbstractPlatformTransactionManager;
import org.springframework.transaction.support.DefaultTransactionStatus;
import org.springframework.transaction.support.TransactionTemplate;
import org.springframework.util.Assert;
import org.slf4j.Logger;
Expand All @@ -54,6 +50,7 @@
* @author Thomas Vitale
* @author Linar Abzaltdinov
* @author Mark Pollack
* @author Yanming Zhou
* @since 1.0.0
*/
public class JdbcChatMemoryRepository implements ChatMemoryRepository {
Expand All @@ -64,16 +61,14 @@ public class JdbcChatMemoryRepository implements ChatMemoryRepository {

private final JdbcChatMemoryRepositoryDialect dialect;

private static final Logger logger = LoggerFactory.getLogger(JdbcChatMemoryRepository.class);

private JdbcChatMemoryRepository(DataSource dataSource, JdbcChatMemoryRepositoryDialect dialect,
PlatformTransactionManager txManager) {
Optional<PlatformTransactionManager> txManager) {
Assert.notNull(dataSource, "dataSource cannot be null");
Assert.notNull(dialect, "dialect cannot be null");
this.jdbcTemplate = new JdbcTemplate(dataSource);
this.dialect = dialect;
this.transactionTemplate = new TransactionTemplate(
txManager != null ? txManager : new DataSourceTransactionManager(dataSource));
txManager.orElseGet(() -> new DataSourceTransactionManager(dataSource)));
}

@Override
Expand Down Expand Up @@ -200,7 +195,8 @@ public Builder transactionManager(PlatformTransactionManager txManager) {
public JdbcChatMemoryRepository build() {
DataSource effectiveDataSource = resolveDataSource();
JdbcChatMemoryRepositoryDialect effectiveDialect = resolveDialect(effectiveDataSource);
return new JdbcChatMemoryRepository(effectiveDataSource, effectiveDialect, this.platformTransactionManager);
return new JdbcChatMemoryRepository(effectiveDataSource, effectiveDialect,
Optional.ofNullable(this.platformTransactionManager));
}

private DataSource resolveDataSource() {
Expand Down