Remove unused code found by dead-code analysis (all 60 source sets)

hibernate-agroal/src/test/java/org/hibernate/test/agroal/AgroalSkipAutoCommitTest.java

@@ -28,7 +28,6 @@
  */
 public class AgroalSkipAutoCommitTest {
 	private static final PreparedStatementSpyConnectionProvider connectionProvider = new PreparedStatementSpyConnectionProvider();
-	private static final SettingProvider.Provider<PreparedStatementSpyConnectionProvider> connectionProviderProvider = () -> connectionProvider;
 
 	@Test
 	@ServiceRegistry(

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/CommunityNamespaceSupport.java

@@ -65,8 +65,4 @@ public String[] getDropSchemaCommands(String schemaName) {
 	static String[] unsupportedCatalog(String name) {
 		throw new UnsupportedOperationException( "Catalog lifecycle is not supported" );
 	}
-
-	static String[] unsupportedSchema(String name) {
-		throw new UnsupportedOperationException( "Schema lifecycle is not supported" );
-	}
 }

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/DB2LegacyDialect.java

@@ -229,13 +229,6 @@ public CurrentTemporalSupport getCurrentTemporalSupport() {
 
 	private static final int BIND_PARAMETERS_NUMBER_LIMIT = 32_767;
 
-	private static final String FOR_READ_ONLY_SQL = " for read only with rs";
-	private static final String FOR_SHARE_SQL = FOR_READ_ONLY_SQL + " use and keep share locks";
-	private static final String FOR_UPDATE_SQL = FOR_READ_ONLY_SQL + " use and keep update locks";
-	private static final String SKIP_LOCKED_SQL = " skip locked data";
-	private static final String FOR_SHARE_SKIP_LOCKED_SQL = FOR_SHARE_SQL + SKIP_LOCKED_SQL;
-	private static final String FOR_UPDATE_SKIP_LOCKED_SQL = FOR_UPDATE_SQL + SKIP_LOCKED_SQL;
-
 	private final LimitHandler limitHandler = getDB2Version().isBefore( 11, 1 )
 			? LegacyDB2LimitHandler.INSTANCE
 			: DB2LimitHandler.INSTANCE;

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/GaussDBDialect.java

@@ -106,7 +106,6 @@
 import org.hibernate.service.ServiceRegistry;
 import org.hibernate.sql.ast.spi.translation.SqlAstTranslator;
 import org.hibernate.dialect.sql.ast.spi.SqlAstTranslatorFactory;
-import org.hibernate.sql.spi.ParameterMarkerStrategy;
 import org.hibernate.sql.spi.SqlAppender;
 import org.hibernate.dialect.sql.ast.spi.StandardSqlAstTranslatorFactory;
 import org.hibernate.sql.ast.spi.Statement;
@@ -1202,18 +1201,6 @@ private static MutationOperation withoutMerge(OptionalTableUpdateOperationReques
 		return new OptionalTableUpdateOperation( request.mutationTarget(), request.update() );
 	}
 
-	private static class NativeParameterMarkers implements ParameterMarkerStrategy {
-		/**
-		 * Singleton access
-		 */
-		public static final NativeParameterMarkers INSTANCE = new NativeParameterMarkers();
-
-		@Override
-		public String createMarker(int position, JdbcType jdbcType) {
-			return "$" + position;
-		}
-	}
-
 	@Override
 	@SPI({ USE, IMPLEMENT, SUPPLY })
 	public DmlTargetColumnQualifierSupport getDmlTargetColumnQualifierSupport() {

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/H2LegacySqlAstTranslator.java

@@ -6,7 +6,6 @@
 import org.hibernate.SPI;
 import org.hibernate.dialect.sql.ast.spi.PaginationRenderingPlan;
 import org.hibernate.dialect.sql.ast.spi.PaginationRenderingSupport;
-import org.hibernate.dialect.sql.ast.spi.NullOrderingSupport;
 import org.hibernate.dialect.sql.ast.spi.PrimaryTableReferenceContext;
 import org.hibernate.dialect.sql.ast.spi.QueryMutationRenderingSupport;
 import org.hibernate.dialect.sql.ast.spi.ReturningRenderingSupport;
@@ -249,12 +248,6 @@ public void visitLikePredicate(LikePredicate likePredicate) {
 		}
 	}
 
-	protected boolean allowsNullPrecedence() {
-		return getClauseStack().getCurrent() != Clause.WITHIN_GROUP
-				|| getDialect().getNullOrderingSupport()
-						.supports( NullOrderingSupport.Capability.NULLS_FIRST_LAST );
-	}
-
 	private boolean supportsOffsetFetchClause() {
 		return getDialect().getVersion().isSameOrAfter( 1, 4, 195 );
 	}

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/HANALegacyDialect.java

@@ -286,7 +286,6 @@ public DatabaseVersion determineDatabaseVersion(DialectResolutionInfo info) {
 
 	private static final Boolean USE_LEGACY_BOOLEAN_TYPE_DEFAULT_VALUE = Boolean.FALSE;
 	private static final Boolean TREAT_DOUBLE_TYPED_FIELDS_AS_DECIMAL_DEFAULT_VALUE = Boolean.FALSE;
-	private static final String SQL_IGNORE_LOCKED = " ignore locked";
 
 	private final int maxLobPrefetchSize;
 
@@ -1662,14 +1661,6 @@ protected X doExtract(CallableStatement statement, String name, WrapperOptions o
 				}
 			};
 		}
-
-		public int getMaxLobPrefetchSize() {
-			return this.maxLobPrefetchSize;
-		}
-
-		public boolean isUseUnicodeStringTypes() {
-			return this.useUnicodeStringTypes;
-		}
 	}
 
 	private static class HANANClobJdbcType extends NClobJdbcType {
@@ -1765,10 +1756,6 @@ protected X doExtract(CallableStatement statement, String name, WrapperOptions o
 				}
 			};
 		}
-
-		public int getMaxLobPrefetchSize() {
-			return maxLobPrefetchSize;
-		}
 	}
 
 	public static class HANABlobType implements JdbcType {

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/MariaDBLegacyDialect.java

@@ -344,18 +344,6 @@ public SequenceInformationExtractor getSequenceInformationExtractor() {
 				: super.getSequenceInformationExtractor();
 	}
 
-	@Override
-	boolean supportsForShare() {
-		//only supported on MySQL
-		return false;
-	}
-
-	@Override
-	boolean supportsAliasLocks() {
-		//only supported on MySQL
-		return false;
-	}
-
 	@Override
 	@SPI({ IMPLEMENT, SUPPLY })
 	public FunctionalDependencyAnalysisSupport getFunctionalDependencyAnalysisSupport() {

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/MySQLLegacyDialect.java

@@ -1400,14 +1400,6 @@ protected void contributeKeywords(KeywordRegistration registration) {
 		registration.registerKeyword( "key" );
 	}
 
-	boolean supportsForShare() {
-		return getMySQLVersion().isSameOrAfter( 8 );
-	}
-
-	boolean supportsAliasLocks() {
-		return getMySQLVersion().isSameOrAfter( 8 );
-	}
-
 	@Override
 	@SPI({ IMPLEMENT, SUPPLY })
 	public FunctionalDependencyAnalysisSupport getFunctionalDependencyAnalysisSupport() {

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/SQLiteDialect.java

@@ -474,10 +474,6 @@ protected <S extends Statement, T extends JdbcOperation> SqlAstTranslator<T> cre
 	private static final int SQLITE_BUSY = 5;
 	private static final int SQLITE_LOCKED = 6;
 	private static final int SQLITE_IOERR = 10;
-	private static final int SQLITE_CORRUPT = 11;
-	private static final int SQLITE_NOTFOUND = 12;
-	private static final int SQLITE_FULL = 13;
-	private static final int SQLITE_CANTOPEN = 14;
 	private static final int SQLITE_PROTOCOL = 15;
 	private static final int SQLITE_TOOBIG = 18;
 	private static final int SQLITE_CONSTRAINT = 19;

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/SingleStoreDialect.java

@@ -234,7 +234,6 @@ public CurrentTemporalSupport getCurrentTemporalSupport() {
 	@Override public TypeSizingProfile getTypeSizingProfile() { return typeSizingProfile; }
 
 	private static final int PARAM_LIST_SIZE_LIMIT = 1_048_576;
-	private static final String[] NO_COMMANDS = new String[0];
 	private static final EmptyExporter NOOP_EXPORTER = new EmptyExporter();
 	private static final UniqueDelegate NOOP_UNIQUE_DELEGATE = UniqueDelegates.none();
 	private static final DatabaseVersion MINIMUM_VERSION = DatabaseVersion.make( 8, 0 );

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/pagination/InterSystemsIRISLimitHandler.java

@@ -9,10 +9,7 @@
 public class InterSystemsIRISLimitHandler extends AbstractLimitHandler {
 	public static final InterSystemsIRISLimitHandler INSTANCE = new InterSystemsIRISLimitHandler(true);
 
-	private final boolean variableLimit;
-
 	public InterSystemsIRISLimitHandler(boolean variableLimit) {
-		this.variableLimit = variableLimit;
 	}
 
 	@Override

hibernate-core/src/main/java/org/hibernate/action/internal/CollectionAction.java

@@ -84,14 +84,6 @@ public final boolean isLifecyclePrepared() {
 		return lifecyclePrepared;
 	}
 
-	/// The queue-neutral interpretation frozen before this action was lowered.
-	///
-	/// @since 8.0
-	@Nullable
-	public final CollectionMutationInterpretation getCollectionMutationInterpretation() {
-		return interpretation;
-	}
-
 	/// Return the interpretation after verifying that the collection still has
 	/// the structural state from which it was produced.
 	@Nullable

hibernate-core/src/main/java/org/hibernate/action/internal/CollectionRecreateAction.java

@@ -19,30 +19,6 @@ public final class CollectionRecreateAction extends CollectionAction {
 
 	@Nullable
 	private final Object affectedOwner;
-	@Nullable
-	private final Object affectedOwnerId;
-
-	/**
-	 * Constructs a CollectionRecreateAction
-	 *  @param collection The collection being recreated
-	 * @param persister The collection persister
-	 * @param id The collection key
-	 * @param session The session
-	 */
-	public CollectionRecreateAction(
-			final @Nonnull PersistentCollection<?> collection,
-			final @Nonnull CollectionPersister persister,
-			final @Nullable Object id,
-			final @Nonnull EventSource session) {
-		super( persister, collection, id, session );
-		assert collection != null;
-		// Capture the owner at action creation time so it's available when the post-event
-		// fires (which may be after the collection owner reference has been cleared)
-		affectedOwner = collection.getOwner();
-		// Also capture the owner ID from the entity entry at action creation time
-		final var ownerEntry = session.getPersistenceContextInternal().getEntry( affectedOwner );
-		affectedOwnerId = ownerEntry != null ? ownerEntry.getId() : null;
-	}
 
 	/// Creates the legacy lowering of an already-prepared semantic mutation.
 	///
@@ -57,7 +33,6 @@ public CollectionRecreateAction(
 			final CollectionMutationInterpretation interpretation) {
 		super( persister, collection, id, session, true, interpretation );
 		this.affectedOwner = affectedOwner;
-		this.affectedOwnerId = affectedOwnerId;
 	}
 
 	@Override
@@ -141,9 +116,4 @@ private PostCollectionRecreateEvent newPostCollectionRecreateEvent() {
 	public Object getAffectedOwner() {
 		return affectedOwner;
 	}
-
-	@Nullable
-	public Object getAffectedOwnerId() {
-		return affectedOwnerId;
-	}
 }

hibernate-core/src/main/java/org/hibernate/action/internal/CollectionRemoveAction.java

@@ -2,7 +2,6 @@
 
 import jakarta.annotation.Nonnull;
 import jakarta.annotation.Nullable;
-import org.hibernate.AssertionFailure;
 import org.hibernate.collection.spi.PersistentCollection;
 import org.hibernate.collection.spi.CollectionMutationInterpretation;
 import org.hibernate.engine.internal.FlushProcessingContext;
@@ -20,40 +19,8 @@ public final class CollectionRemoveAction extends CollectionAction {
 
 	@Nullable
 	private final Object affectedOwner;
-	@Nullable
-	private final Object affectedOwnerId;
 	private final boolean emptySnapshot;
 
-	/**
-	 * Removes a persistent collection from its loaded owner.
-	 * <p>
-	 * Use this constructor when the collection is non-null.
-	 *
-	 * @param collection The collection to remove; must be non-null
-	 * @param persister  The collection's persister
-	 * @param id The collection key
-	 * @param emptySnapshot Indicates if the snapshot is empty
-	 * @param session The session
-	 *
-	 * @throws AssertionFailure if collection is null.
-	 */
-	public CollectionRemoveAction(
-				final @Nonnull PersistentCollection<?> collection,
-				final @Nonnull CollectionPersister persister,
-				final @Nullable Object id, // only null in certain deserialization tests
-				final boolean emptySnapshot,
-				final @Nonnull EventSource session) {
-		super( persister, collection, id, session );
-		assert collection != null;
-		this.emptySnapshot = emptySnapshot;
-		// the loaded owner will be set to null after the collection is removed,
-		// so capture its value as the affected owner so it is accessible to
-		// both pre- and post- events
-		final var persistenceContext = session.getPersistenceContextInternal();
-		affectedOwner = persistenceContext.getLoadedCollectionOwnerOrNull( collection );
-		affectedOwnerId = persistenceContext.getLoadedCollectionOwnerIdOrNull( collection );
-	}
-
 	/// Creates the legacy lowering of an already-prepared semantic mutation.
 	///
 	/// @since 8.0
@@ -69,60 +36,6 @@ public CollectionRemoveAction(
 		super( persister, collection, id, session, true, interpretation );
 		this.emptySnapshot = emptySnapshot;
 		this.affectedOwner = affectedOwner;
-		this.affectedOwnerId = affectedOwnerId;
-	}
-
-	/**
-	 * Removes a persistent collection from a specified owner.
-	 * <p>
-	 * Use this constructor when the collection to be removed has not been loaded.
-	 *
-	 * @param affectedOwner The collection's owner; must be non-null
-	 * @param persister  The collection's persister
-	 * @param id The collection key
-	 * @param emptySnapshot Indicates if the snapshot is empty
-	 * @param session The session
-	 *
-	 * @throws AssertionFailure if affectedOwner is null.
-	 */
-	public CollectionRemoveAction(
-				final @Nonnull Object affectedOwner,
-				final @Nonnull CollectionPersister persister,
-				final @Nonnull Object id,
-				final boolean emptySnapshot,
-				final @Nonnull EventSource session) {
-		super( persister, null, id, session );
-		assert affectedOwner != null;
-		assert id != null;
-		this.emptySnapshot = emptySnapshot;
-		this.affectedOwner = affectedOwner;
-		// Get the owner ID from the entity entry at action creation time
-		final var ownerEntry = session.getPersistenceContextInternal().getEntry( affectedOwner );
-		affectedOwnerId = ownerEntry != null ? ownerEntry.getId() : null;
-	}
-
-	/**
-	 * Removes a persistent collection for an unloaded proxy.
-	 * <p>
-	 * Use this constructor when the owning entity is has not been loaded.
-	 *
-	 * @param persister The collection's persister
-	 * @param id The collection key
-	 * @param session The session
-	 */
-	public CollectionRemoveAction(
-			final @Nonnull CollectionPersister persister,
-			final @Nonnull Object id,
-			final @Nonnull EventSource session) {
-		super( persister, null, id, session );
-		assert id != null;
-		emptySnapshot = false;
-		affectedOwner = null;
-		affectedOwnerId = null;
-	}
-
-	public boolean isEmptySnapshot() {
-		return emptySnapshot;
 	}
 
 	@Override
@@ -206,9 +119,4 @@ private PostCollectionRemoveEvent newPostCollectionRemoveEvent() {
 	public Object getAffectedOwner() {
 		return affectedOwner;
 	}
-
-	@Nullable
-	public Object getAffectedOwnerId() {
-		return affectedOwnerId;
-	}
 }