METAMODEL-1165: Fixed - added default_table alias table
[metamodel.git] / csv / src / main / java / org / apache / metamodel / csv / CsvSchema.java
1 /**
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19 package org.apache.metamodel.csv;
20
21 import org.apache.metamodel.schema.AbstractSchema;
22 import org.apache.metamodel.schema.Table;
23
24 import java.util.ArrayList;
25 import java.util.Collections;
26 import java.util.List;
27
28 final class CsvSchema extends AbstractSchema {
29
30 private static final long serialVersionUID = 1L;
31
32 private final String _name;
33 private final transient CsvDataContext _dataContext;
34 private CsvTable _table;
35
36 public CsvSchema(String name, CsvDataContext dataContext) {
37 super();
38 _name = name;
39 _dataContext = dataContext;
40 }
41
42 protected void setTable(CsvTable table) {
43 _table = table;
44 }
45
46 @Override
47 public String getName() {
48 return _name;
49 }
50
51 protected CsvDataContext getDataContext() {
52 return _dataContext;
53 }
54
55 @Override
56 public String getQuote() {
57 return null;
58 }
59
60 @Override
61 public List<Table> getTables() {
62 if (_table == null) {
63 return new ArrayList<>();
64 }
65 return Collections.singletonList(_table);
66 }
67 }