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org.apache.torque.engine.platform.PlatformDerbyImpl |
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1 | package org.apache.torque.engine.platform; |
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2 | ||
3 | /* |
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4 | * Licensed to the Apache Software Foundation (ASF) under one |
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5 | * or more contributor license agreements. See the NOTICE file |
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6 | * distributed with this work for additional information |
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7 | * regarding copyright ownership. The ASF licenses this file |
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8 | * to you under the Apache License, Version 2.0 (the |
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9 | * "License"); you may not use this file except in compliance |
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10 | * with the License. You may obtain a copy of the License at |
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11 | * |
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12 | * http://www.apache.org/licenses/LICENSE-2.0 |
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13 | * |
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14 | * Unless required by applicable law or agreed to in writing, |
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15 | * software distributed under the License is distributed on an |
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16 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
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17 | * KIND, either express or implied. See the License for the |
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18 | * specific language governing permissions and limitations |
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19 | * under the License. |
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20 | */ |
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21 | ||
22 | import org.apache.torque.engine.database.model.Domain; |
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23 | import org.apache.torque.engine.database.model.SchemaType; |
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24 | ||
25 | /** |
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26 | * Derby Platform implementation. |
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27 | * |
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28 | * @author <a href="mailto:johnnymac@tiscali.be">Johnny Macchione</a> |
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29 | * @version $Id: PlatformDerbyImpl.java 473814 2006-11-11 22:30:30Z tv $ |
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30 | */ |
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31 | public class PlatformDerbyImpl extends PlatformDefaultImpl |
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32 | { |
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33 | ||
34 | /** |
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35 | * Default constructor. |
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36 | */ |
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37 | public PlatformDerbyImpl() |
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38 | { |
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39 | 0 | super(); |
40 | 0 | initialize(); |
41 | 0 | } |
42 | ||
43 | /** |
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44 | * Initializes db specific domain mapping. |
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45 | */ |
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46 | private void initialize() |
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47 | { |
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48 | 0 | setSchemaDomainMapping(new Domain(SchemaType.LONGVARCHAR, "LONG VARCHAR")); |
49 | ||
50 | // PENDING: Support CHAR(n) FOR BIT DATA: n [1;254] |
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51 | // The size is always appended to the type in the templates => CHAR FOR BIT DATA()! |
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52 | //setSchemaDomainMapping(new Domain(SchemaType.BINARY, "CHAR(2048) FOR BIT DATA")); |
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53 | ||
54 | // PENDING: Support VARCHAR(n) FOR BIT DATA: n [1;32672] |
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55 | // The size is always appended to the type in the templates => VARCHAR FOR BIT DATA()! |
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56 | //setSchemaDomainMapping(new Domain(SchemaType.VARBINARY, "VARCHAR(2048) FOR BIT DATA")); |
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57 | ||
58 | // Mapped to VARBINARY, because LONG VARCHAR FOR BIT DATA doesn't require a size; |
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59 | // turbine-schema.xml declares TURBINE_USER.OBJECT_DATA as VARBINARY without size |
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60 | 0 | setSchemaDomainMapping(new Domain(SchemaType.VARBINARY, "LONG VARCHAR FOR BIT DATA")); |
61 | 0 | setSchemaDomainMapping(new Domain(SchemaType.LONGVARBINARY, "LONG VARCHAR FOR BIT DATA")); |
62 | 0 | setSchemaDomainMapping(new Domain(SchemaType.LONGVARCHAR, "LONG VARCHAR")); |
63 | 0 | } |
64 | ||
65 | /** |
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66 | * @see Platform#getMaxColumnNameLength() |
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67 | */ |
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68 | public int getMaxColumnNameLength() |
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69 | { |
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70 | 0 | return 128; |
71 | } |
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72 | ||
73 | /** |
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74 | * @see Platform#getAutoIncrement() |
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75 | */ |
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76 | public String getAutoIncrement() |
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77 | { |
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78 | 0 | return "GENERATED BY DEFAULT AS IDENTITY"; |
79 | } |
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80 | ||
81 | /** |
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82 | * @see Platform#getNativeIdMethod() |
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83 | */ |
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84 | public String getNativeIdMethod() |
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85 | { |
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86 | 0 | return Platform.IDENTITY; |
87 | } |
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88 | ||
89 | /** |
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90 | * @see Platform#hasScale(String) |
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91 | */ |
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92 | public boolean hasScale(String sqlType) |
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93 | { |
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94 | 0 | return "NUMERIC".equals(sqlType) || "DECIMAL".equals(sqlType); |
95 | } |
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96 | ||
97 | /** |
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98 | * @see Platform#hasSize(String) |
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99 | */ |
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100 | public boolean hasSize(String sqlType) |
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101 | { |
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102 | 0 | return "NUMERIC".equals(sqlType) || "DECIMAL".equals(sqlType) |
103 | || "VARCHAR".equals(sqlType) || "CHAR".equals(sqlType) |
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104 | || "BINARY".equals(sqlType) |
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105 | || "BLOB".equals(sqlType) || "CLOB".equals(sqlType); |
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106 | } |
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107 | } |
This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |