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Apache Commons DBCP software implements Database Connection Pooling
/*
* 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
*
* http://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.commons.dbcp2;
import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.ResultSet;
import java.sql.RowIdLifetime;
import java.sql.SQLException;
/**
*
* A base delegating implementation of {@link DatabaseMetaData}.
*
*
* 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.
*
*
* @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 = connection;
this.databaseMetaData = databaseMetaData;
}
@Override
public boolean allProceduresAreCallable() throws SQLException {
try {
return databaseMetaData.allProceduresAreCallable();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean allTablesAreSelectable() throws SQLException {
try {
return databaseMetaData.allTablesAreSelectable();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean autoCommitFailureClosesAllResultSets() throws SQLException {
try {
return databaseMetaData.autoCommitFailureClosesAllResultSets();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean dataDefinitionCausesTransactionCommit() throws SQLException {
try {
return databaseMetaData.dataDefinitionCausesTransactionCommit();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean dataDefinitionIgnoredInTransactions() throws SQLException {
try {
return databaseMetaData.dataDefinitionIgnoredInTransactions();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean deletesAreDetected(final int type) throws SQLException {
try {
return databaseMetaData.deletesAreDetected(type);
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean doesMaxRowSizeIncludeBlobs() throws SQLException {
try {
return databaseMetaData.doesMaxRowSizeIncludeBlobs();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean generatedKeyAlwaysReturned() throws SQLException {
connection.checkOpen();
try {
return Jdbc41Bridge.generatedKeyAlwaysReturned(databaseMetaData);
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public ResultSet getAttributes(final String catalog, final String schemaPattern, final String typeNamePattern,
final String attributeNamePattern) throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection,
databaseMetaData.getAttributes(catalog, schemaPattern, typeNamePattern, attributeNamePattern));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getBestRowIdentifier(final String catalog, final String schema, final String table,
final int scope, final boolean nullable) throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection,
databaseMetaData.getBestRowIdentifier(catalog, schema, table, scope, nullable));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getCatalogs() throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection, databaseMetaData.getCatalogs());
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public String getCatalogSeparator() throws SQLException {
try {
return databaseMetaData.getCatalogSeparator();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public String getCatalogTerm() throws SQLException {
try {
return databaseMetaData.getCatalogTerm();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getClientInfoProperties() throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection, databaseMetaData.getClientInfoProperties());
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getColumnPrivileges(final String catalog, final String schema, final String table,
final String columnNamePattern) throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection,
databaseMetaData.getColumnPrivileges(catalog, schema, table, columnNamePattern));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getColumns(final String catalog, final String schemaPattern, final String tableNamePattern,
final String columnNamePattern) throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection,
databaseMetaData.getColumns(catalog, schemaPattern, tableNamePattern, columnNamePattern));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@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 {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection, databaseMetaData.getCrossReference(parentCatalog,
parentSchema, parentTable, foreignCatalog, foreignSchema, foreignTable));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public int getDatabaseMajorVersion() throws SQLException {
try {
return databaseMetaData.getDatabaseMajorVersion();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getDatabaseMinorVersion() throws SQLException {
try {
return databaseMetaData.getDatabaseMinorVersion();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public String getDatabaseProductName() throws SQLException {
try {
return databaseMetaData.getDatabaseProductName();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public String getDatabaseProductVersion() throws SQLException {
try {
return databaseMetaData.getDatabaseProductVersion();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public int getDefaultTransactionIsolation() throws SQLException {
try {
return databaseMetaData.getDefaultTransactionIsolation();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
/**
* 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 {
try {
return databaseMetaData.getDriverName();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public String getDriverVersion() throws SQLException {
try {
return databaseMetaData.getDriverVersion();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getExportedKeys(final String catalog, final String schema, final String table)
throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection,
databaseMetaData.getExportedKeys(catalog, schema, table));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public String getExtraNameCharacters() throws SQLException {
try {
return databaseMetaData.getExtraNameCharacters();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getFunctionColumns(final String catalog, final String schemaPattern,
final String functionNamePattern, final String columnNamePattern) throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection, databaseMetaData.getFunctionColumns(catalog,
schemaPattern, functionNamePattern, columnNamePattern));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getFunctions(final String catalog, final String schemaPattern, final String functionNamePattern)
throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection,
databaseMetaData.getFunctions(catalog, schemaPattern, functionNamePattern));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public String getIdentifierQuoteString() throws SQLException {
try {
return databaseMetaData.getIdentifierQuoteString();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getImportedKeys(final String catalog, final String schema, final String table)
throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection,
databaseMetaData.getImportedKeys(catalog, schema, table));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getIndexInfo(final String catalog, final String schema, final String table, final boolean unique,
final boolean approximate) throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection,
databaseMetaData.getIndexInfo(catalog, schema, table, unique, approximate));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
/**
* If my underlying {@link ResultSet} is not a {@code DelegatingResultSet}, returns it, otherwise recursively
* invokes this method on my delegate.
*
* Hence this method will return the first delegate that is not a {@code DelegatingResultSet}, or {@code null} when
* no non-{@code DelegatingResultSet} delegate can be found by traversing this chain.
*
*
* This method is useful when you may have nested {@code DelegatingResultSet}s, and you want to make sure to obtain
* a "genuine" {@link ResultSet}.
*
*
* @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 {
try {
return databaseMetaData.getJDBCMajorVersion();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getJDBCMinorVersion() throws SQLException {
try {
return databaseMetaData.getJDBCMinorVersion();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxBinaryLiteralLength() throws SQLException {
try {
return databaseMetaData.getMaxBinaryLiteralLength();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxCatalogNameLength() throws SQLException {
try {
return databaseMetaData.getMaxCatalogNameLength();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxCharLiteralLength() throws SQLException {
try {
return databaseMetaData.getMaxCharLiteralLength();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxColumnNameLength() throws SQLException {
try {
return databaseMetaData.getMaxColumnNameLength();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxColumnsInGroupBy() throws SQLException {
try {
return databaseMetaData.getMaxColumnsInGroupBy();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxColumnsInIndex() throws SQLException {
try {
return databaseMetaData.getMaxColumnsInIndex();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxColumnsInOrderBy() throws SQLException {
try {
return databaseMetaData.getMaxColumnsInOrderBy();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxColumnsInSelect() throws SQLException {
try {
return databaseMetaData.getMaxColumnsInSelect();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxColumnsInTable() throws SQLException {
try {
return databaseMetaData.getMaxColumnsInTable();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxConnections() throws SQLException {
try {
return databaseMetaData.getMaxConnections();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxCursorNameLength() throws SQLException {
try {
return databaseMetaData.getMaxCursorNameLength();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxIndexLength() throws SQLException {
try {
return databaseMetaData.getMaxIndexLength();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
/**
* @since 2.5.0
*/
@Override
public long getMaxLogicalLobSize() throws SQLException {
try {
return databaseMetaData.getMaxLogicalLobSize();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxProcedureNameLength() throws SQLException {
try {
return databaseMetaData.getMaxProcedureNameLength();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxRowSize() throws SQLException {
try {
return databaseMetaData.getMaxRowSize();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxSchemaNameLength() throws SQLException {
try {
return databaseMetaData.getMaxSchemaNameLength();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxStatementLength() throws SQLException {
try {
return databaseMetaData.getMaxStatementLength();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxStatements() throws SQLException {
try {
return databaseMetaData.getMaxStatements();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxTableNameLength() throws SQLException {
try {
return databaseMetaData.getMaxTableNameLength();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxTablesInSelect() throws SQLException {
try {
return databaseMetaData.getMaxTablesInSelect();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public int getMaxUserNameLength() throws SQLException {
try {
return databaseMetaData.getMaxUserNameLength();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public String getNumericFunctions() throws SQLException {
try {
return databaseMetaData.getNumericFunctions();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getPrimaryKeys(final String catalog, final String schema, final String table) throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection,
databaseMetaData.getPrimaryKeys(catalog, schema, table));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getProcedureColumns(final String catalog, final String schemaPattern,
final String procedureNamePattern, final String columnNamePattern) throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection, databaseMetaData.getProcedureColumns(catalog,
schemaPattern, procedureNamePattern, columnNamePattern));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getProcedures(final String catalog, final String schemaPattern, final String procedureNamePattern)
throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection,
databaseMetaData.getProcedures(catalog, schemaPattern, procedureNamePattern));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public String getProcedureTerm() throws SQLException {
try {
return databaseMetaData.getProcedureTerm();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getPseudoColumns(final String catalog, final String schemaPattern, final String tableNamePattern,
final String columnNamePattern) throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection, Jdbc41Bridge.getPseudoColumns(databaseMetaData,
catalog, schemaPattern, tableNamePattern, columnNamePattern));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public int getResultSetHoldability() throws SQLException {
try {
return databaseMetaData.getResultSetHoldability();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public RowIdLifetime getRowIdLifetime() throws SQLException {
try {
return databaseMetaData.getRowIdLifetime();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getSchemas() throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection, databaseMetaData.getSchemas());
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getSchemas(final String catalog, final String schemaPattern) throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection, databaseMetaData.getSchemas(catalog, schemaPattern));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public String getSchemaTerm() throws SQLException {
try {
return databaseMetaData.getSchemaTerm();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public String getSearchStringEscape() throws SQLException {
try {
return databaseMetaData.getSearchStringEscape();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public String getSQLKeywords() throws SQLException {
try {
return databaseMetaData.getSQLKeywords();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public int getSQLStateType() throws SQLException {
try {
return databaseMetaData.getSQLStateType();
} catch (final SQLException e) {
handleException(e);
return 0;
}
}
@Override
public String getStringFunctions() throws SQLException {
try {
return databaseMetaData.getStringFunctions();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getSuperTables(final String catalog, final String schemaPattern, final String tableNamePattern)
throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection,
databaseMetaData.getSuperTables(catalog, schemaPattern, tableNamePattern));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getSuperTypes(final String catalog, final String schemaPattern, final String typeNamePattern)
throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection,
databaseMetaData.getSuperTypes(catalog, schemaPattern, typeNamePattern));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public String getSystemFunctions() throws SQLException {
try {
return databaseMetaData.getSystemFunctions();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getTablePrivileges(final String catalog, final String schemaPattern, final String tableNamePattern)
throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection,
databaseMetaData.getTablePrivileges(catalog, schemaPattern, tableNamePattern));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getTables(final String catalog, final String schemaPattern, final String tableNamePattern,
final String[] types) throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection,
databaseMetaData.getTables(catalog, schemaPattern, tableNamePattern, types));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getTableTypes() throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection, databaseMetaData.getTableTypes());
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public String getTimeDateFunctions() throws SQLException {
try {
return databaseMetaData.getTimeDateFunctions();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getTypeInfo() throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection, databaseMetaData.getTypeInfo());
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getUDTs(final String catalog, final String schemaPattern, final String typeNamePattern,
final int[] types) throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection,
databaseMetaData.getUDTs(catalog, schemaPattern, typeNamePattern, types));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public String getURL() throws SQLException {
try {
return databaseMetaData.getURL();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public String getUserName() throws SQLException {
try {
return databaseMetaData.getUserName();
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Override
public ResultSet getVersionColumns(final String catalog, final String schema, final String table)
throws SQLException {
connection.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(connection,
databaseMetaData.getVersionColumns(catalog, schema, table));
} catch (final SQLException e) {
handleException(e);
throw new AssertionError();
}
}
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 {
try {
return databaseMetaData.insertsAreDetected(type);
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean isCatalogAtStart() throws SQLException {
try {
return databaseMetaData.isCatalogAtStart();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean isReadOnly() throws SQLException {
try {
return databaseMetaData.isReadOnly();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean isWrapperFor(final Class iface) throws SQLException {
if (iface.isAssignableFrom(getClass())) {
return true;
}
if (iface.isAssignableFrom(databaseMetaData.getClass())) {
return true;
}
return databaseMetaData.isWrapperFor(iface);
}
@Override
public boolean locatorsUpdateCopy() throws SQLException {
try {
return databaseMetaData.locatorsUpdateCopy();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean nullPlusNonNullIsNull() throws SQLException {
try {
return databaseMetaData.nullPlusNonNullIsNull();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean nullsAreSortedAtEnd() throws SQLException {
try {
return databaseMetaData.nullsAreSortedAtEnd();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean nullsAreSortedAtStart() throws SQLException {
try {
return databaseMetaData.nullsAreSortedAtStart();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean nullsAreSortedHigh() throws SQLException {
try {
return databaseMetaData.nullsAreSortedHigh();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean nullsAreSortedLow() throws SQLException {
try {
return databaseMetaData.nullsAreSortedLow();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean othersDeletesAreVisible(final int type) throws SQLException {
try {
return databaseMetaData.othersDeletesAreVisible(type);
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean othersInsertsAreVisible(final int type) throws SQLException {
try {
return databaseMetaData.othersInsertsAreVisible(type);
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean othersUpdatesAreVisible(final int type) throws SQLException {
try {
return databaseMetaData.othersUpdatesAreVisible(type);
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean ownDeletesAreVisible(final int type) throws SQLException {
try {
return databaseMetaData.ownDeletesAreVisible(type);
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean ownInsertsAreVisible(final int type) throws SQLException {
try {
return databaseMetaData.ownInsertsAreVisible(type);
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean ownUpdatesAreVisible(final int type) throws SQLException {
try {
return databaseMetaData.ownUpdatesAreVisible(type);
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean storesLowerCaseIdentifiers() throws SQLException {
try {
return databaseMetaData.storesLowerCaseIdentifiers();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean storesLowerCaseQuotedIdentifiers() throws SQLException {
try {
return databaseMetaData.storesLowerCaseQuotedIdentifiers();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean storesMixedCaseIdentifiers() throws SQLException {
try {
return databaseMetaData.storesMixedCaseIdentifiers();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean storesMixedCaseQuotedIdentifiers() throws SQLException {
try {
return databaseMetaData.storesMixedCaseQuotedIdentifiers();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean storesUpperCaseIdentifiers() throws SQLException {
try {
return databaseMetaData.storesUpperCaseIdentifiers();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean storesUpperCaseQuotedIdentifiers() throws SQLException {
try {
return databaseMetaData.storesUpperCaseQuotedIdentifiers();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsAlterTableWithAddColumn() throws SQLException {
try {
return databaseMetaData.supportsAlterTableWithAddColumn();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsAlterTableWithDropColumn() throws SQLException {
try {
return databaseMetaData.supportsAlterTableWithDropColumn();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsANSI92EntryLevelSQL() throws SQLException {
try {
return databaseMetaData.supportsANSI92EntryLevelSQL();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsANSI92FullSQL() throws SQLException {
try {
return databaseMetaData.supportsANSI92FullSQL();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsANSI92IntermediateSQL() throws SQLException {
try {
return databaseMetaData.supportsANSI92IntermediateSQL();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsBatchUpdates() throws SQLException {
try {
return databaseMetaData.supportsBatchUpdates();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsCatalogsInDataManipulation() throws SQLException {
try {
return databaseMetaData.supportsCatalogsInDataManipulation();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsCatalogsInIndexDefinitions() throws SQLException {
try {
return databaseMetaData.supportsCatalogsInIndexDefinitions();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsCatalogsInPrivilegeDefinitions() throws SQLException {
try {
return databaseMetaData.supportsCatalogsInPrivilegeDefinitions();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsCatalogsInProcedureCalls() throws SQLException {
try {
return databaseMetaData.supportsCatalogsInProcedureCalls();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsCatalogsInTableDefinitions() throws SQLException {
try {
return databaseMetaData.supportsCatalogsInTableDefinitions();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsColumnAliasing() throws SQLException {
try {
return databaseMetaData.supportsColumnAliasing();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsConvert() throws SQLException {
try {
return databaseMetaData.supportsConvert();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsConvert(final int fromType, final int toType) throws SQLException {
try {
return databaseMetaData.supportsConvert(fromType, toType);
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsCoreSQLGrammar() throws SQLException {
try {
return databaseMetaData.supportsCoreSQLGrammar();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsCorrelatedSubqueries() throws SQLException {
try {
return databaseMetaData.supportsCorrelatedSubqueries();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsDataDefinitionAndDataManipulationTransactions() throws SQLException {
try {
return databaseMetaData.supportsDataDefinitionAndDataManipulationTransactions();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsDataManipulationTransactionsOnly() throws SQLException {
try {
return databaseMetaData.supportsDataManipulationTransactionsOnly();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsDifferentTableCorrelationNames() throws SQLException {
try {
return databaseMetaData.supportsDifferentTableCorrelationNames();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsExpressionsInOrderBy() throws SQLException {
try {
return databaseMetaData.supportsExpressionsInOrderBy();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsExtendedSQLGrammar() throws SQLException {
try {
return databaseMetaData.supportsExtendedSQLGrammar();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsFullOuterJoins() throws SQLException {
try {
return databaseMetaData.supportsFullOuterJoins();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsGetGeneratedKeys() throws SQLException {
try {
return databaseMetaData.supportsGetGeneratedKeys();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsGroupBy() throws SQLException {
try {
return databaseMetaData.supportsGroupBy();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsGroupByBeyondSelect() throws SQLException {
try {
return databaseMetaData.supportsGroupByBeyondSelect();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsGroupByUnrelated() throws SQLException {
try {
return databaseMetaData.supportsGroupByUnrelated();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsIntegrityEnhancementFacility() throws SQLException {
try {
return databaseMetaData.supportsIntegrityEnhancementFacility();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsLikeEscapeClause() throws SQLException {
try {
return databaseMetaData.supportsLikeEscapeClause();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsLimitedOuterJoins() throws SQLException {
try {
return databaseMetaData.supportsLimitedOuterJoins();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsMinimumSQLGrammar() throws SQLException {
try {
return databaseMetaData.supportsMinimumSQLGrammar();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsMixedCaseIdentifiers() throws SQLException {
try {
return databaseMetaData.supportsMixedCaseIdentifiers();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsMixedCaseQuotedIdentifiers() throws SQLException {
try {
return databaseMetaData.supportsMixedCaseQuotedIdentifiers();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsMultipleOpenResults() throws SQLException {
try {
return databaseMetaData.supportsMultipleOpenResults();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsMultipleResultSets() throws SQLException {
try {
return databaseMetaData.supportsMultipleResultSets();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsMultipleTransactions() throws SQLException {
try {
return databaseMetaData.supportsMultipleTransactions();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsNamedParameters() throws SQLException {
try {
return databaseMetaData.supportsNamedParameters();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsNonNullableColumns() throws SQLException {
try {
return databaseMetaData.supportsNonNullableColumns();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsOpenCursorsAcrossCommit() throws SQLException {
try {
return databaseMetaData.supportsOpenCursorsAcrossCommit();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsOpenCursorsAcrossRollback() throws SQLException {
try {
return databaseMetaData.supportsOpenCursorsAcrossRollback();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsOpenStatementsAcrossCommit() throws SQLException {
try {
return databaseMetaData.supportsOpenStatementsAcrossCommit();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsOpenStatementsAcrossRollback() throws SQLException {
try {
return databaseMetaData.supportsOpenStatementsAcrossRollback();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsOrderByUnrelated() throws SQLException {
try {
return databaseMetaData.supportsOrderByUnrelated();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsOuterJoins() throws SQLException {
try {
return databaseMetaData.supportsOuterJoins();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsPositionedDelete() throws SQLException {
try {
return databaseMetaData.supportsPositionedDelete();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsPositionedUpdate() throws SQLException {
try {
return databaseMetaData.supportsPositionedUpdate();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
/**
* @since 2.5.0
*/
@Override
public boolean supportsRefCursors() throws SQLException {
try {
return databaseMetaData.supportsRefCursors();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsResultSetConcurrency(final int type, final int concurrency) throws SQLException {
try {
return databaseMetaData.supportsResultSetConcurrency(type, concurrency);
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsResultSetHoldability(final int holdability) throws SQLException {
try {
return databaseMetaData.supportsResultSetHoldability(holdability);
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsResultSetType(final int type) throws SQLException {
try {
return databaseMetaData.supportsResultSetType(type);
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsSavepoints() throws SQLException {
try {
return databaseMetaData.supportsSavepoints();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsSchemasInDataManipulation() throws SQLException {
try {
return databaseMetaData.supportsSchemasInDataManipulation();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsSchemasInIndexDefinitions() throws SQLException {
try {
return databaseMetaData.supportsSchemasInIndexDefinitions();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsSchemasInPrivilegeDefinitions() throws SQLException {
try {
return databaseMetaData.supportsSchemasInPrivilegeDefinitions();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsSchemasInProcedureCalls() throws SQLException {
try {
return databaseMetaData.supportsSchemasInProcedureCalls();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsSchemasInTableDefinitions() throws SQLException {
try {
return databaseMetaData.supportsSchemasInTableDefinitions();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsSelectForUpdate() throws SQLException {
try {
return databaseMetaData.supportsSelectForUpdate();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsStatementPooling() throws SQLException {
try {
return databaseMetaData.supportsStatementPooling();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsStoredFunctionsUsingCallSyntax() throws SQLException {
try {
return databaseMetaData.supportsStoredFunctionsUsingCallSyntax();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsStoredProcedures() throws SQLException {
try {
return databaseMetaData.supportsStoredProcedures();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsSubqueriesInComparisons() throws SQLException {
try {
return databaseMetaData.supportsSubqueriesInComparisons();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsSubqueriesInExists() throws SQLException {
try {
return databaseMetaData.supportsSubqueriesInExists();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsSubqueriesInIns() throws SQLException {
try {
return databaseMetaData.supportsSubqueriesInIns();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsSubqueriesInQuantifieds() throws SQLException {
try {
return databaseMetaData.supportsSubqueriesInQuantifieds();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsTableCorrelationNames() throws SQLException {
try {
return databaseMetaData.supportsTableCorrelationNames();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsTransactionIsolationLevel(final int level) throws SQLException {
try {
return databaseMetaData.supportsTransactionIsolationLevel(level);
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsTransactions() throws SQLException {
try {
return databaseMetaData.supportsTransactions();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsUnion() throws SQLException {
try {
return databaseMetaData.supportsUnion();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean supportsUnionAll() throws SQLException {
try {
return databaseMetaData.supportsUnionAll();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
/* JDBC_4_ANT_KEY_END */
@Override
public T unwrap(final Class 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 {
try {
return databaseMetaData.updatesAreDetected(type);
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean usesLocalFilePerTable() throws SQLException {
try {
return databaseMetaData.usesLocalFilePerTable();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
@Override
public boolean usesLocalFiles() throws SQLException {
try {
return databaseMetaData.usesLocalFiles();
} catch (final SQLException e) {
handleException(e);
return false;
}
}
}