| /* |
| |
| Derby - Class org.apache.derbyTesting.functionTests.tests.lang.DummyAwareVTI |
| |
| 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.derbyTesting.functionTests.tests.lang; |
| |
| import java.sql.SQLException; |
| |
| import org.apache.derby.vti.AwareVTI; |
| import org.apache.derby.vti.StringColumnVTI; |
| import org.apache.derby.vti.VTIContext; |
| |
| /** |
| * A VTI which reports its context |
| */ |
| public class DummyAwareVTI extends StringColumnVTI |
| { |
| /////////////////////////////////////////////////////////////////////////////////// |
| // |
| // STATE |
| // |
| /////////////////////////////////////////////////////////////////////////////////// |
| |
| private VTIContext _context; |
| private int _rowCount = 0; |
| |
| /////////////////////////////////////////////////////////////////////////////////// |
| // |
| // CONSTRUCTOR |
| // |
| /////////////////////////////////////////////////////////////////////////////////// |
| |
| public DummyAwareVTI() |
| { |
| super( new String[] { "SCHEMA_NAME", "VTI_NAME", "STATEMENT_TEXT" } ); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////////// |
| // |
| // StringColumnVTI BEHAVIOR |
| // |
| /////////////////////////////////////////////////////////////////////////////////// |
| |
| public boolean next() |
| { |
| if ( _rowCount > 0 ) { return false; } |
| |
| _rowCount++; |
| |
| return true; |
| } |
| |
| public void close() {} |
| |
| protected String getRawColumn(int columnNumber) |
| throws java.sql.SQLException |
| { |
| switch( columnNumber ) |
| { |
| case 1: return getContext().vtiSchema(); |
| case 2: return getContext().vtiTable(); |
| case 3: return getContext().statementText(); |
| |
| default: throw new SQLException( "Illegal columnNumber " + columnNumber ); |
| } |
| } |
| |
| } |