| 1 | /** |
| 2 | * Copyright (C) 2006 NetMind Consulting Bt. |
| 3 | * |
| 4 | * This library is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU Lesser General Public |
| 6 | * License as published by the Free Software Foundation; either |
| 7 | * version 3 of the License, or (at your option) any later version. |
| 8 | * |
| 9 | * This library is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | * Lesser General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU Lesser General Public |
| 15 | * License along with this library; if not, write to the Free Software |
| 16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 17 | */ |
| 18 | |
| 19 | package hu.netmind.beankeeper.parser; |
| 20 | |
| 21 | import java.util.ArrayList; |
| 22 | |
| 23 | /** |
| 24 | * This refers to a table's attribute. |
| 25 | * @author Brautigam Robert |
| 26 | * @version Revision: $Revision$ |
| 27 | */ |
| 28 | public class ReferenceTerm extends TableTerm |
| 29 | { |
| 30 | private String columnName; |
| 31 | private String columnAlias; |
| 32 | private boolean id = false; |
| 33 | private Function function; |
| 34 | |
| 35 | public boolean isId() |
| 36 | { |
| 37 | return id; |
| 38 | } |
| 39 | |
| 40 | public void setId() |
| 41 | { |
| 42 | this.id=true; |
| 43 | } |
| 44 | |
| 45 | |
| 46 | public ReferenceTerm(ReferenceTerm source) |
| 47 | { |
| 48 | super(source); |
| 49 | columnName = source.columnName; |
| 50 | columnAlias = source.columnAlias; |
| 51 | id = source.id; |
| 52 | function = source.function; |
| 53 | } |
| 54 | |
| 55 | public ReferenceTerm(TableTerm term, String columnName) |
| 56 | { |
| 57 | super(term); |
| 58 | setColumnName(columnName); |
| 59 | } |
| 60 | |
| 61 | public ReferenceTerm(TableTerm term, String columnName, String columnAlias) |
| 62 | { |
| 63 | super(term); |
| 64 | setColumnName(columnName); |
| 65 | setColumnAlias(columnAlias); |
| 66 | } |
| 67 | |
| 68 | public ReferenceTerm(TableTerm term, String columnName, String columnAlias, Function function) |
| 69 | { |
| 70 | super(term); |
| 71 | setColumnName(columnName); |
| 72 | setColumnAlias(columnAlias); |
| 73 | setFunction(function); |
| 74 | } |
| 75 | |
| 76 | public ReferenceTerm(String tableName, String alias, String columnName) |
| 77 | { |
| 78 | super(tableName,alias); |
| 79 | setColumnName(columnName); |
| 80 | } |
| 81 | |
| 82 | public ReferenceTerm(String tableName, String alias, String columnName, Function function) |
| 83 | { |
| 84 | super(tableName,alias); |
| 85 | setColumnName(columnName); |
| 86 | setFunction(function); |
| 87 | } |
| 88 | |
| 89 | public String getColumnName() |
| 90 | { |
| 91 | return columnName; |
| 92 | } |
| 93 | public void setColumnName(String columnName) |
| 94 | { |
| 95 | this.columnName=columnName; |
| 96 | } |
| 97 | |
| 98 | public String getColumnAlias() |
| 99 | { |
| 100 | return columnAlias; |
| 101 | } |
| 102 | public void setColumnAlias(String columnAlias) |
| 103 | { |
| 104 | this.columnAlias=columnAlias; |
| 105 | } |
| 106 | |
| 107 | public String getColumnFinalName() |
| 108 | { |
| 109 | if ( columnAlias == null ) |
| 110 | return columnName; |
| 111 | else |
| 112 | return columnAlias; |
| 113 | } |
| 114 | |
| 115 | public String toString() |
| 116 | { |
| 117 | return super.toString()+"."+columnName+" ("+(columnAlias==null?"no alias":columnAlias)+ |
| 118 | ","+(function==null?"no function":function.toString())+")"; |
| 119 | } |
| 120 | |
| 121 | public String getExpression() |
| 122 | { |
| 123 | if ( getFunction() == null ) |
| 124 | return getName()+"."+getColumnName(); |
| 125 | else |
| 126 | return getFunction().apply(getName()+"."+getColumnName()); |
| 127 | } |
| 128 | |
| 129 | public Function getFunction() |
| 130 | { |
| 131 | return function; |
| 132 | } |
| 133 | public void setFunction(Function function) |
| 134 | { |
| 135 | this.function=function; |
| 136 | } |
| 137 | |
| 138 | } |
| 139 | |
| 140 | |