/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.tomcat.dbcp.dbcp2;
import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.ResultSet;
import java.sql.RowIdLifetime;
import java.sql.SQLException;
import java.util.Objects;
import java.util.concurrent.Callable;
/**
* <p>
* A base delegating implementation of {@link DatabaseMetaData}.
* </p>
* <p>
* Methods that create {@link ResultSet} objects are wrapped to create {@link DelegatingResultSet} objects and the remaining methods simply call the
* corresponding method on the "delegate" provided in the constructor.
* </p>
*
* @since 2.0
*/
public class DelegatingDatabaseMetaData implements DatabaseMetaData {
/** My delegate {@link DatabaseMetaData} */
private final DatabaseMetaData databaseMetaData;
/** The connection that created me. **/
private final DelegatingConnection<?> connection;
/**
* Constructs a new instance for the given delegating connection and database meta data.
*
* @param connection the delegating connection
* @param databaseMetaData the database meta data
*/
public DelegatingDatabaseMetaData(final DelegatingConnection<?> connection, final DatabaseMetaData databaseMetaData) {
this.connection = Objects.requireNonNull(connection, "connection");
this.databaseMetaData = Objects.requireNonNull(databaseMetaData, "databaseMetaData");
}
@Override
public boolean allProceduresAreCallable() throws SQLException {
return getB(databaseMetaData::allProceduresAreCallable);
}
@Override
public boolean allTablesAreSelectable() throws SQLException {
return getB(databaseMetaData::allTablesAreSelectable);
}
@Override
public boolean autoCommitFailureClosesAllResultSets() throws SQLException {
return getB(databaseMetaData::autoCommitFailureClosesAllResultSets);
}
@Override
public boolean dataDefinitionCausesTransactionCommit() throws SQLException {
return getB(databaseMetaData::dataDefinitionCausesTransactionCommit);
}
@Override
public boolean dataDefinitionIgnoredInTransactions() throws SQLException {
return getB(databaseMetaData::dataDefinitionIgnoredInTransactions);
}
@Override
public boolean deletesAreDetected(final int type) throws SQLException {
return getB(() -> Boolean.valueOf(databaseMetaData.deletesAreDetected(type)));
}
@Override
public boolean doesMaxRowSizeIncludeBlobs() throws SQLException {
return getB(databaseMetaData::doesMaxRowSizeIncludeBlobs);
}
@Override
public boolean generatedKeyAlwaysReturned() throws SQLException {
connection.checkOpen();
return getB(() -> Boolean.valueOf(Jdbc41Bridge.generatedKeyAlwaysReturned(databaseMetaData)));
}
private <T> T get(final Callable<T> s) throws SQLException {
return get(s, null);
}
private <T> T get(final Callable<T> s, final T defaultValue) throws SQLException {
try {
return s.call();
} catch (final Exception e) {
if (e instanceof SQLException) {
handleException((SQLException) e);
}
return defaultValue;
}
}
@Override
public ResultSet getAttributes(final String catalog, final String schemaPattern, final String typeNamePattern, final String attributeNamePattern)
throws SQLException {
return getRS(() -> databaseMetaData.getAttributes(catalog, schemaPattern, typeNamePattern, attributeNamePattern));
}
private boolean getB(final Callable<Boolean> s) throws SQLException {
return get(s, Boolean.FALSE).booleanValue();
}
@Override
public ResultSet getBestRowIdentifier(final String catalog, final String schema, final String table, final int scope, final boolean nullable)
throws SQLException {
return getRS(() -> databaseMetaData.getBestRowIdentifier(catalog, schema, table, scope, nullable));
}
@Override
public ResultSet getCatalogs() throws SQLException {
return getRS(databaseMetaData::getCatalogs);
}
@Override
public String getCatalogSeparator() throws SQLException {
return get(databaseMetaData::getCatalogSeparator);
}
@Override
public String getCatalogTerm() throws SQLException {
return get(databaseMetaData::getCatalogTerm);
}
@Override
public ResultSet getClientInfoProperties() throws SQLException {
return getRS(databaseMetaData::getClientInfoProperties);
}
@Override
public ResultSet getColumnPrivileges(final String catalog, final String schema, final String table, final String columnNamePattern) throws SQLException {
return getRS(() -> databaseMetaData.getColumnPrivileges(catalog, schema, table, columnNamePattern));
}
@Override
public ResultSet getColumns(final String catalog, final String schemaPattern, final String tableNamePattern, final String columnNamePattern)
throws SQLException {
return getRS(() -> databaseMetaData.getColumns(catalog, schemaPattern, tableNamePattern, columnNamePattern));
}
@Override
public Connection getConnection() throws SQLException {
return connection;
}
@Override
public ResultSet getCrossReference(final String parentCatalog, final String parentSchema, final String parentTable, final String foreignCatalog,
final String foreignSchema, final String foreignTable) throws SQLException {
return getRS(() -> databaseMetaData.getCrossReference(parentCatalog, parentSchema, parentTable, foreignCatalog, foreignSchema, foreignTable));
}
@Override
public int getDatabaseMajorVersion() throws SQLException {
return getI(databaseMetaData::getDatabaseMajorVersion);
}
@Override
public int getDatabaseMinorVersion() throws SQLException {
return getI(databaseMetaData::getDatabaseMinorVersion);
}
@Override
public String getDatabaseProductName() throws SQLException {
return get(databaseMetaData::getDatabaseProductName);
}
@Override
public String getDatabaseProductVersion() throws SQLException {
return get(databaseMetaData::getDatabaseProductVersion);
}
@Override
public int getDefaultTransactionIsolation() throws SQLException {
return getI(databaseMetaData::getDefaultTransactionIsolation);
}
/**
* Gets the underlying database meta data.
*
* @return The underlying database meta data.
*/
public DatabaseMetaData getDelegate() {
return databaseMetaData;
}
@Override
public int getDriverMajorVersion() {
return databaseMetaData.getDriverMajorVersion();
}
@Override
public int getDriverMinorVersion() {
return databaseMetaData.getDriverMinorVersion();
}
@Override
public String getDriverName() throws SQLException {
return get(databaseMetaData::getDriverName);
}
@Override
public String getDriverVersion() throws SQLException {
return get(databaseMetaData::getDriverVersion);
}
@Override
public ResultSet getExportedKeys(final String catalog, final String schema, final String table) throws SQLException {
return getRS(() -> databaseMetaData.getExportedKeys(catalog, schema, table));
}
@Override
public String getExtraNameCharacters() throws SQLException {
return get(databaseMetaData::getExtraNameCharacters);
}
@Override
public ResultSet getFunctionColumns(final String catalog, final String schemaPattern, final String functionNamePattern, final String columnNamePattern)
throws SQLException {
return getRS(() -> databaseMetaData.getFunctionColumns(catalog, schemaPattern, functionNamePattern, columnNamePattern));
}
@Override
public ResultSet getFunctions(final String catalog, final String schemaPattern, final String functionNamePattern) throws SQLException {
return getRS(() -> databaseMetaData.getFunctions(catalog, schemaPattern, functionNamePattern));
}
private int getI(final Callable<Integer> s) throws SQLException {
return get(s, Integer.valueOf(0)).intValue();
}
@Override
public String getIdentifierQuoteString() throws SQLException {
return get(databaseMetaData::getIdentifierQuoteString);
}
@Override
public ResultSet getImportedKeys(final String catalog, final String schema, final String table) throws SQLException {
return getRS(() -> databaseMetaData.getImportedKeys(catalog, schema, table));
}
@Override
public ResultSet getIndexInfo(final String catalog, final String schema, final String table, final boolean unique, final boolean approximate)
throws SQLException {
return getRS(() -> databaseMetaData.getIndexInfo(catalog, schema, table, unique, approximate));
}
/**
* If my underlying {@link ResultSet} is not a {@link DelegatingResultSet}, returns it, otherwise recursively invokes this method on my delegate.
* <p>
* Hence this method will return the first delegate that is not a {@link DelegatingResultSet}, or {@code null} when no non-{@link DelegatingResultSet}
* delegate can be found by traversing this chain.
* </p>
* <p>
* This method is useful when you may have nested {@link DelegatingResultSet}s, and you want to make sure to obtain a "genuine" {@link ResultSet}.
* </p>
*
* @return the innermost database meta data.
*/
public DatabaseMetaData getInnermostDelegate() {
DatabaseMetaData m = databaseMetaData;
while (m instanceof DelegatingDatabaseMetaData) {
m = ((DelegatingDatabaseMetaData) m).getDelegate();
if (this == m) {
return null;
}
}
return m;
}
@Override
public int getJDBCMajorVersion() throws SQLException {
return getI(databaseMetaData::getJDBCMajorVersion);
}
@Override
public int getJDBCMinorVersion() throws SQLException {
return getI(databaseMetaData::getJDBCMinorVersion);
}
private long getL(final Callable<Long> s) throws SQLException {
return get(s, Long.valueOf(0)).longValue();
}
@Override
public int getMaxBinaryLiteralLength() throws SQLException {
return getI(databaseMetaData::getMaxBinaryLiteralLength);
}
@Override
public int getMaxCatalogNameLength() throws SQLException {
return getI(databaseMetaData::getMaxCatalogNameLength);
}
@Override
public int getMaxCharLiteralLength() throws SQLException {
return getI(databaseMetaData::getMaxCharLiteralLength);
}
@Override
public int getMaxColumnNameLength() throws SQLException {
return getI(databaseMetaData::getMaxColumnNameLength);
}
@Override
public int getMaxColumnsInGroupBy() throws SQLException {
return getI(databaseMetaData::getMaxColumnsInGroupBy);
}
@Override
public int getMaxColumnsInIndex() throws SQLException {
return getI(databaseMetaData::getMaxColumnsInIndex);
}
@Override
public int getMaxColumnsInOrderBy() throws SQLException {
return getI(databaseMetaData::getMaxColumnsInOrderBy);
}
@Override
public int getMaxColumnsInSelect() throws SQLException {
return getI(databaseMetaData::getMaxColumnsInSelect);
}
@Override
public int getMaxColumnsInTable() throws SQLException {
return getI(databaseMetaData::getMaxColumnsInTable);
}
@Override
public int getMaxConnections() throws SQLException {
return getI(databaseMetaData::getMaxConnections);
}
@Override
public int getMaxCursorNameLength() throws SQLException {
return getI(databaseMetaData::getMaxCursorNameLength);
}
@Override
public int getMaxIndexLength() throws SQLException {
return getI(databaseMetaData::getMaxIndexLength);
}
/**
* @since 2.5.0
*/
@Override
public long getMaxLogicalLobSize() throws SQLException {
return getL(databaseMetaData::getMaxLogicalLobSize);
}
@Override
public int getMaxProcedureNameLength() throws SQLException {
return getI(databaseMetaData::getMaxProcedureNameLength);
}
@Override
public int getMaxRowSize() throws SQLException {
return getI(databaseMetaData::getMaxRowSize);
}
@Override
public int getMaxSchemaNameLength() throws SQLException {
return getI(databaseMetaData::getMaxSchemaNameLength);
}
@Override
public int getMaxStatementLength() throws SQLException {
return getI(databaseMetaData::getMaxStatementLength);
}
@Override
public int getMaxStatements() throws SQLException {
return getI(databaseMetaData::getMaxStatements);
}
@Override
public int getMaxTableNameLength() throws SQLException {
return getI(databaseMetaData::getMaxTableNameLength);
}
@Override
public int getMaxTablesInSelect() throws SQLException {
return getI(databaseMetaData::getMaxTablesInSelect);
}
@Override
public int getMaxUserNameLength() throws SQLException {
return getI(databaseMetaData::getMaxUserNameLength);
}
@Override
public String getNumericFunctions() throws SQLException {
return get(databaseMetaData::getNumericFunctions);
}
@Override
public ResultSet getPrimaryKeys(final String catalog, final String schema, final String table) throws SQLException {
return getRS(() -> databaseMetaData.getPrimaryKeys(catalog, schema, table));
}
@Override
public ResultSet getProcedureColumns(final String catalog, final String schemaPattern, final String procedureNamePattern, final String columnNamePattern)
throws SQLException {
return getRS(() -> databaseMetaData.getProcedureColumns(catalog, schemaPattern, procedureNamePattern, columnNamePattern));
}
@Override
public ResultSet getProcedures(final String catalog, final String schemaPattern, final String procedureNamePattern) throws SQLException {
return getRS(() -> databaseMetaData.getProcedures(catalog, schemaPattern, procedureNamePattern));
}
@Override
public String getProcedureTerm() throws SQLException {
return get(databaseMetaData::getProcedureTerm);
}
@Override
public ResultSet getPseudoColumns(final String catalog, final String schemaPattern, final String tableNamePattern, final String columnNamePattern)
throws SQLException {
return getRS(() -> Jdbc41Bridge.getPseudoColumns(databaseMetaData, catalog, schemaPattern, tableNamePattern, columnNamePattern));
}
@Override
public int getResultSetHoldability() throws SQLException {
return getI(databaseMetaData::getResultSetHoldability);
}
@Override
public RowIdLifetime getRowIdLifetime() throws SQLException {
return get(databaseMetaData::getRowIdLifetime);
}
private ResultSet getRS(final Callable<ResultSet> s) throws SQLException {
connection.checkOpen();
return DelegatingResultSet.wrapResultSet(connection, get(s));
}
@Override
public ResultSet getSchemas() throws SQLException {
return getRS(databaseMetaData::getSchemas);
}
@Override
public ResultSet getSchemas(final String catalog, final String schemaPattern) throws SQLException {
return getRS(() -> databaseMetaData.getSchemas(catalog, schemaPattern));
}
@Override
public String getSchemaTerm() throws SQLException {
return get(databaseMetaData::getSchemaTerm);
}
@Override
public String getSearchStringEscape() throws SQLException {
return get(databaseMetaData::getSearchStringEscape);
}
@Override
public String getSQLKeywords() throws SQLException {
return get(databaseMetaData::getSQLKeywords);
}
@Override
public int getSQLStateType() throws SQLException {
return getI(databaseMetaData::getSQLStateType);
}
@Override
public String getStringFunctions() throws SQLException {
return get(databaseMetaData::getStringFunctions);
}
@Override
public ResultSet getSuperTables(final String catalog, final String schemaPattern, final String tableNamePattern) throws SQLException {
return getRS(() -> databaseMetaData.getSuperTables(catalog, schemaPattern, tableNamePattern));
}
@Override
public ResultSet getSuperTypes(final String catalog, final String schemaPattern, final String typeNamePattern) throws SQLException {
return getRS(() -> databaseMetaData.getSuperTypes(catalog, schemaPattern, typeNamePattern));
}
@Override
public String getSystemFunctions() throws SQLException {
return get(databaseMetaData::getSystemFunctions);
}
@Override
public ResultSet getTablePrivileges(final String catalog, final String schemaPattern, final String tableNamePattern) throws SQLException {
return getRS(() -> databaseMetaData.getTablePrivileges(catalog, schemaPattern, tableNamePattern));
}
@Override
public ResultSet getTables(final String catalog, final String schemaPattern, final String tableNamePattern, final String[] types) throws SQLException {
return getRS(() -> databaseMetaData.getTables(catalog, schemaPattern, tableNamePattern, types));
}
@Override
public ResultSet getTableTypes() throws SQLException {
return getRS(databaseMetaData::getTableTypes);
}
@Override
public String getTimeDateFunctions() throws SQLException {
return get(databaseMetaData::getTimeDateFunctions);
}
@Override
public ResultSet getTypeInfo() throws SQLException {
return getRS(databaseMetaData::getTypeInfo);
}
@Override
public ResultSet getUDTs(final String catalog, final String schemaPattern, final String typeNamePattern, final int[] types) throws SQLException {
return getRS(() -> databaseMetaData.getUDTs(catalog, schemaPattern, typeNamePattern, types));
}
@Override
public String getURL() throws SQLException {
return get(databaseMetaData::getURL);
}
@Override
public String getUserName() throws SQLException {
return get(databaseMetaData::getUserName);
}
@Override
public ResultSet getVersionColumns(final String catalog, final String schema, final String table) throws SQLException {
return getRS(() -> databaseMetaData.getVersionColumns(catalog, schema, table));
}
/**
* Delegates to the connection's {@link DelegatingConnection#handleException(SQLException)}.
*
* @param e the exception to throw or delegate.
* @throws SQLException the exception to throw.
*/
protected void handleException(final SQLException e) throws SQLException {
if (connection == null) {
throw e;
}
connection.handleException(e);
}
@Override
public boolean insertsAreDetected(final int type) throws SQLException {
return getB(() -> Boolean.valueOf(databaseMetaData.insertsAreDetected(type)));
}
@Override
public boolean isCatalogAtStart() throws SQLException {
return getB(databaseMetaData::isCatalogAtStart);
}
@Override
public boolean isReadOnly() throws SQLException {
return getB(databaseMetaData::isReadOnly);
}
@Override
public boolean isWrapperFor(final Class<?> iface) throws SQLException {
if (iface.isAssignableFrom(getClass()) || iface.isAssignableFrom(databaseMetaData.getClass())) {
return true;
}
return databaseMetaData.isWrapperFor(iface);
}
@Override
public boolean locatorsUpdateCopy() throws SQLException {
return getB(databaseMetaData::locatorsUpdateCopy);
}
@Override
public boolean nullPlusNonNullIsNull() throws SQLException {
return getB(databaseMetaData::nullPlusNonNullIsNull);
}
@Override
public boolean nullsAreSortedAtEnd() throws SQLException {
return getB(databaseMetaData::nullsAreSortedAtEnd);
}
@Override
public boolean nullsAreSortedAtStart() throws SQLException {
return getB(databaseMetaData::nullsAreSortedAtStart);
}
@Override
public boolean nullsAreSortedHigh() throws SQLException {
return getB(databaseMetaData::nullsAreSortedHigh);
}
@Override
public boolean nullsAreSortedLow() throws SQLException {
return getB(databaseMetaData::nullsAreSortedLow);
}
@Override
public boolean othersDeletesAreVisible(final int type) throws SQLException {
return getB(() -> Boolean.valueOf(databaseMetaData.othersDeletesAreVisible(type)));
}
@Override
public boolean othersInsertsAreVisible(final int type) throws SQLException {
return getB(() -> Boolean.valueOf(databaseMetaData.othersInsertsAreVisible(type)));
}
@Override
public boolean othersUpdatesAreVisible(final int type) throws SQLException {
return getB(() -> Boolean.valueOf(databaseMetaData.othersUpdatesAreVisible(type)));
}
@Override
public boolean ownDeletesAreVisible(final int type) throws SQLException {
return getB(() -> Boolean.valueOf(databaseMetaData.ownDeletesAreVisible(type)));
}
@Override
public boolean ownInsertsAreVisible(final int type) throws SQLException {
return getB(() -> Boolean.valueOf(databaseMetaData.ownInsertsAreVisible(type)));
}
@Override
public boolean ownUpdatesAreVisible(final int type) throws SQLException {
return getB(() -> Boolean.valueOf(databaseMetaData.ownUpdatesAreVisible(type)));
}
@Override
public boolean storesLowerCaseIdentifiers() throws SQLException {
return getB(databaseMetaData::storesLowerCaseIdentifiers);
}
@Override
public boolean storesLowerCaseQuotedIdentifiers() throws SQLException {
return getB(databaseMetaData::storesLowerCaseQuotedIdentifiers);
}
@Override
public boolean storesMixedCaseIdentifiers() throws SQLException {
return getB(databaseMetaData::storesMixedCaseIdentifiers);
}
@Override
public boolean storesMixedCaseQuotedIdentifiers() throws SQLException {
return getB(databaseMetaData::storesMixedCaseQuotedIdentifiers);
}
@Override
public boolean storesUpperCaseIdentifiers() throws SQLException {
return getB(databaseMetaData::storesUpperCaseIdentifiers);
}
@Override
public boolean storesUpperCaseQuotedIdentifiers() throws SQLException {
return getB(databaseMetaData::storesUpperCaseQuotedIdentifiers);
}
@Override
public boolean supportsAlterTableWithAddColumn() throws SQLException {
return getB(databaseMetaData::supportsAlterTableWithAddColumn);
}
@Override
public boolean supportsAlterTableWithDropColumn() throws SQLException {
return getB(databaseMetaData::supportsAlterTableWithDropColumn);
}
@Override
public boolean supportsANSI92EntryLevelSQL() throws SQLException {
return getB(databaseMetaData::supportsANSI92EntryLevelSQL);
}
@Override
public boolean supportsANSI92FullSQL() throws SQLException {
return getB(databaseMetaData::supportsANSI92FullSQL);
}
@Override
public boolean supportsANSI92IntermediateSQL() throws SQLException {
return getB(databaseMetaData::supportsANSI92IntermediateSQL);
}
@Override
public boolean supportsBatchUpdates() throws SQLException {
return getB(databaseMetaData::supportsBatchUpdates);
}
@Override
public boolean supportsCatalogsInDataManipulation() throws SQLException {
return getB(databaseMetaData::supportsCatalogsInDataManipulation);
}
@Override
public boolean supportsCatalogsInIndexDefinitions() throws SQLException {
return getB(databaseMetaData::supportsCatalogsInIndexDefinitions);
}
@Override
public boolean supportsCatalogsInPrivilegeDefinitions() throws SQLException {
return getB(databaseMetaData::supportsCatalogsInPrivilegeDefinitions);
}
@Override
public boolean supportsCatalogsInProcedureCalls() throws SQLException {
return getB(databaseMetaData::supportsCatalogsInProcedureCalls);
}
@Override
public boolean supportsCatalogsInTableDefinitions() throws SQLException {
return getB(databaseMetaData::supportsCatalogsInTableDefinitions);
}
@Override
public boolean supportsColumnAliasing() throws SQLException {
return getB(databaseMetaData::supportsColumnAliasing);
}
@Override
public boolean supportsConvert() throws SQLException {
return getB(databaseMetaData::supportsConvert);
}
@Override
public boolean supportsConvert(final int fromType, final int toType) throws SQLException {
return getB(() -> Boolean.valueOf(databaseMetaData.supportsConvert(fromType, toType)));
}
@Override
public boolean supportsCoreSQLGrammar() throws SQLException {
return getB(databaseMetaData::supportsCoreSQLGrammar);
}
@Override
public boolean supportsCorrelatedSubqueries() throws SQLException {
return getB(databaseMetaData::supportsCorrelatedSubqueries);
}
@Override
public boolean supportsDataDefinitionAndDataManipulationTransactions() throws SQLException {
return getB(databaseMetaData::supportsDataDefinitionAndDataManipulationTransactions);
}
@Override
public boolean supportsDataManipulationTransactionsOnly() throws SQLException {
return getB(databaseMetaData::supportsDataManipulationTransactionsOnly);
}
@Override
public boolean supportsDifferentTableCorrelationNames() throws SQLException {
return getB(databaseMetaData::supportsDifferentTableCorrelationNames);
}
@Override
public boolean supportsExpressionsInOrderBy() throws SQLException {
return getB(databaseMetaData::supportsExpressionsInOrderBy);
}
@Override
public boolean supportsExtendedSQLGrammar() throws SQLException {
return getB(databaseMetaData::supportsExtendedSQLGrammar);
}
@Override
public boolean supportsFullOuterJoins() throws SQLException {
return getB(databaseMetaData::supportsFullOuterJoins);
}
@Override
public boolean supportsGetGeneratedKeys() throws SQLException {
return getB(databaseMetaData::supportsGetGeneratedKeys);
}
@Override
public boolean supportsGroupBy() throws SQLException {
return getB(databaseMetaData::supportsGroupBy);
}
@Override
public boolean supportsGroupByBeyondSelect() throws SQLException {
return getB(databaseMetaData::supportsGroupByBeyondSelect);
}
@Override
public boolean supportsGroupByUnrelated() throws SQLException {
return getB(databaseMetaData::supportsGroupByUnrelated);
}
@Override
public boolean supportsIntegrityEnhancementFacility() throws SQLException {
return getB(databaseMetaData::supportsIntegrityEnhancementFacility);
}
@Override
public boolean supportsLikeEscapeClause() throws SQLException {
return getB(databaseMetaData::supportsLikeEscapeClause);
}
@Override
public boolean supportsLimitedOuterJoins() throws SQLException {
return getB(databaseMetaData::supportsLimitedOuterJoins);
}
@Override
public boolean supportsMinimumSQLGrammar() throws SQLException {
return getB(databaseMetaData::supportsMinimumSQLGrammar);
}
@Override
public boolean supportsMixedCaseIdentifiers() throws SQLException {
return getB(databaseMetaData::supportsMixedCaseIdentifiers);
}
@Override
public boolean supportsMixedCaseQuotedIdentifiers() throws SQLException {
return getB(databaseMetaData::supportsMixedCaseQuotedIdentifiers);
}
@Override
public boolean supportsMultipleOpenResults() throws SQLException {
return getB(databaseMetaData::supportsMultipleOpenResults);
}
@Override
public boolean supportsMultipleResultSets() throws SQLException {
return getB(databaseMetaData::supportsMultipleResultSets);
}
@Override
public boolean supportsMultipleTransactions() throws SQLException {
return getB(databaseMetaData::supportsMultipleTransactions);
}
@Override
public boolean supportsNamedParameters() throws SQLException {
return getB(databaseMetaData::supportsNamedParameters);
}
@Override
public boolean supportsNonNullableColumns() throws SQLException {
return getB(databaseMetaData::supportsNonNullableColumns);
}
@Override
public boolean supportsOpenCursorsAcrossCommit() throws SQLException {
return getB(databaseMetaData::supportsOpenCursorsAcrossCommit);
}
@Override
public boolean supportsOpenCursorsAcrossRollback() throws SQLException {
return getB(databaseMetaData::supportsOpenCursorsAcrossRollback);
}
@Override
public boolean supportsOpenStatementsAcrossCommit() throws SQLException {
return getB(databaseMetaData::supportsOpenStatementsAcrossCommit);
}
@Override
public boolean supportsOpenStatementsAcrossRollback() throws SQLException {
return getB(databaseMetaData::supportsOpenStatementsAcrossRollback);
}
@Override
public boolean supportsOrderByUnrelated() throws SQLException {
return getB(databaseMetaData::supportsOrderByUnrelated);
}
@Override
public boolean supportsOuterJoins() throws SQLException {
return getB(databaseMetaData::supportsOuterJoins);
}
@Override
public boolean supportsPositionedDelete() throws SQLException {
return getB(databaseMetaData::supportsPositionedDelete);
}
@Override
public boolean supportsPositionedUpdate() throws SQLException {
return getB(databaseMetaData::supportsPositionedUpdate);
}
/**
* @since 2.5.0
*/
@Override
public boolean supportsRefCursors() throws SQLException {
return getB(databaseMetaData::supportsRefCursors);
}
@Override
public boolean supportsResultSetConcurrency(final int type, final int concurrency) throws SQLException {
return getB(() -> Boolean.valueOf(databaseMetaData.supportsResultSetConcurrency(type, concurrency)));
}
@Override
public boolean supportsResultSetHoldability(final int holdability) throws SQLException {
return getB(() -> Boolean.valueOf(databaseMetaData.supportsResultSetHoldability(holdability)));
}
@Override
public boolean supportsResultSetType(final int type) throws SQLException {
return getB(() -> Boolean.valueOf(databaseMetaData.supportsResultSetType(type)));
}
@Override
public boolean supportsSavepoints() throws SQLException {
return getB(databaseMetaData::supportsSavepoints);
}
@Override
public boolean supportsSchemasInDataManipulation() throws SQLException {
return getB(databaseMetaData::supportsSchemasInDataManipulation);
}
@Override
public boolean supportsSchemasInIndexDefinitions() throws SQLException {
return getB(databaseMetaData::supportsSchemasInIndexDefinitions);
}
@Override
public boolean supportsSchemasInPrivilegeDefinitions() throws SQLException {
return getB(databaseMetaData::supportsSchemasInPrivilegeDefinitions);
}
@Override
public boolean supportsSchemasInProcedureCalls() throws SQLException {
return getB(databaseMetaData::supportsSchemasInProcedureCalls);
}
@Override
public boolean supportsSchemasInTableDefinitions() throws SQLException {
return getB(databaseMetaData::supportsSchemasInTableDefinitions);
}
@Override
public boolean supportsSelectForUpdate() throws SQLException {
return getB(databaseMetaData::supportsSelectForUpdate);
}
@Override
public boolean supportsStatementPooling() throws SQLException {
return getB(databaseMetaData::supportsStatementPooling);
}
@Override
public boolean supportsStoredFunctionsUsingCallSyntax() throws SQLException {
return getB(databaseMetaData::supportsStoredFunctionsUsingCallSyntax);
}
@Override
public boolean supportsStoredProcedures() throws SQLException {
return getB(databaseMetaData::supportsStoredProcedures);
}
@Override
public boolean supportsSubqueriesInComparisons() throws SQLException {
return getB(databaseMetaData::supportsSubqueriesInComparisons);
}
@Override
public boolean supportsSubqueriesInExists() throws SQLException {
return getB(databaseMetaData::supportsSubqueriesInExists);
}
@Override
public boolean supportsSubqueriesInIns() throws SQLException {
return getB(databaseMetaData::supportsSubqueriesInIns);
}
@Override
public boolean supportsSubqueriesInQuantifieds() throws SQLException {
return getB(databaseMetaData::supportsSubqueriesInQuantifieds);
}
@Override
public boolean supportsTableCorrelationNames() throws SQLException {
return getB(databaseMetaData::supportsTableCorrelationNames);
}
@Override
public boolean supportsTransactionIsolationLevel(final int level) throws SQLException {
return getB(() -> Boolean.valueOf(databaseMetaData.supportsTransactionIsolationLevel(level)));
}
@Override
public boolean supportsTransactions() throws SQLException {
return getB(databaseMetaData::supportsTransactions);
}
@Override
public boolean supportsUnion() throws SQLException {
return getB(databaseMetaData::supportsUnion);
}
@Override
public boolean supportsUnionAll() throws SQLException {
return getB(databaseMetaData::supportsUnionAll);
}
@Override
public <T> T unwrap(final Class<T> iface) throws SQLException {
if (iface.isAssignableFrom(getClass())) {
return iface.cast(this);
}
if (iface.isAssignableFrom(databaseMetaData.getClass())) {
return iface.cast(databaseMetaData);
}
return databaseMetaData.unwrap(iface);
}
@Override
public boolean updatesAreDetected(final int type) throws SQLException {
return getB(() -> Boolean.valueOf(databaseMetaData.updatesAreDetected(type)));
}
@Override
public boolean usesLocalFilePerTable() throws SQLException {
return getB(databaseMetaData::usesLocalFilePerTable);
}
@Override
public boolean usesLocalFiles() throws SQLException {
return getB(databaseMetaData::usesLocalFiles);
}
}