svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.spi / src / main / java / org / gvsig / fmap / dal / spi / AbstractDataParameters.java @ 40559
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1 | 40559 | jjdelcerro | /**
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2 | * gvSIG. Desktop Geographic Information System.
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3 | 40435 | jjdelcerro | *
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4 | 40559 | jjdelcerro | * Copyright (C) 2007-2013 gvSIG Association.
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5 | 40435 | jjdelcerro | *
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6 | * This program is free software; you can redistribute it and/or
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7 | * modify it under the terms of the GNU General Public License
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8 | 40559 | jjdelcerro | * as published by the Free Software Foundation; either version 3
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9 | 40435 | jjdelcerro | * of the License, or (at your option) any later version.
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10 | *
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11 | * This program is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | *
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16 | * You should have received a copy of the GNU General Public License
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17 | * along with this program; if not, write to the Free Software
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18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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19 | * MA 02110-1301, USA.
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20 | *
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21 | 40559 | jjdelcerro | * For any additional information, do not hesitate to contact us
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22 | * at info AT gvsig.com, or visit our website www.gvsig.com.
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23 | 40435 | jjdelcerro | */
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24 | /*
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25 | * AUTHORS (In addition to CIT):
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26 | * 2008 IVER T.I. S.A. {{Task}}
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27 | */
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28 | |||
29 | package org.gvsig.fmap.dal.spi; |
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30 | |||
31 | import java.util.Arrays; |
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32 | import java.util.Iterator; |
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33 | |||
34 | import org.gvsig.fmap.dal.DataParameters; |
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35 | import org.gvsig.fmap.dal.exception.CopyParametersException; |
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36 | import org.gvsig.fmap.dal.exception.ParameterMissingException; |
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37 | import org.gvsig.fmap.dal.exception.ValidateDataParametersException; |
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38 | import org.gvsig.tools.dynobject.DelegatedDynObject; |
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39 | import org.gvsig.tools.dynobject.DynClass; |
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40 | import org.gvsig.tools.dynobject.DynField; |
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41 | import org.gvsig.tools.dynobject.DynObject; |
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42 | import org.gvsig.tools.dynobject.exception.DynMethodException; |
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43 | import org.gvsig.tools.dynobject.exception.DynObjectValidateException; |
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44 | import org.gvsig.tools.persistence.PersistentState; |
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45 | import org.gvsig.tools.persistence.exception.PersistenceException; |
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46 | |||
47 | /**
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48 | * @author jmvivo
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49 | *
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50 | */
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51 | public abstract class AbstractDataParameters implements DataParameters { |
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52 | |||
53 | public Object getDynValue(String name) { |
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54 | return getDelegatedDynObject().getDynValue(name);
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55 | } |
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56 | |||
57 | public String toString() { |
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58 | return getDelegatedDynObject().toString();
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59 | } |
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60 | |||
61 | public void setDynValue(String name, Object value) { |
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62 | getDelegatedDynObject().setDynValue(name, value); |
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63 | // return this ???
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64 | } |
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65 | |||
66 | public void clear() { |
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67 | // TODO Delegar en el DynObject cuando tenga este servicio
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68 | |||
69 | DynField[] fields =
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70 | getDelegatedDynObject().getDynClass() |
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71 | .getDeclaredDynFields(); |
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72 | |||
73 | for (int i = 0; i < fields.length; i++) { |
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74 | this.setDynValue(fields[i].getName(), fields[i].getDefaultValue());
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75 | } |
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76 | } |
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77 | |||
78 | protected void copyValuesTo(AbstractDataParameters target) { |
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79 | // TODO Delegar en el DynObject cuando tenga este servicio
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80 | DynField[] fields =
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81 | getDelegatedDynObject().getDynClass() |
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82 | .getDynFields(); |
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83 | |||
84 | |||
85 | for (int i = 0; i < fields.length; i++) { |
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86 | target.setDynValue(fields[i].getName(), this.getDynValue(fields[i]
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87 | .getName())); |
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88 | } |
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89 | } |
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90 | |||
91 | public DataParameters getCopy() {
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92 | // TODO Delegar en el DynObject cuando tenga este servicio
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93 | AbstractDataParameters copy; |
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94 | try {
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95 | copy = (AbstractDataParameters) this.getClass().newInstance();
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96 | } catch (InstantiationException e) { |
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97 | throw new CopyParametersException("data parameters", e); |
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98 | } catch (IllegalAccessException e) { |
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99 | throw new CopyParametersException("data parameters", e); |
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100 | } |
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101 | this.copyValuesTo(copy);
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102 | return copy;
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103 | } |
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104 | |||
105 | public void saveToState(PersistentState state) throws PersistenceException { |
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106 | DynField[] fields =
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107 | getDelegatedDynObject().getDynClass().getDynFields(); |
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108 | |||
109 | for (int i = 0; i < fields.length; i++) { |
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110 | if (fields[i].isPersistent()) {
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111 | String name = fields[i].getName();
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112 | Object value = this.getDynValue(fields[i].getName()); |
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113 | state.set(name,value); |
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114 | } |
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115 | } |
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116 | } |
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117 | |||
118 | public void loadFromState(PersistentState state) throws PersistenceException { |
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119 | Iterator it = state.getNames();
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120 | while (it.hasNext()) {
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121 | String name = (String) it.next(); |
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122 | this.setDynValue(name, state.get(name));
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123 | } |
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124 | } |
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125 | |||
126 | public void delegate(DynObject dynObject) { |
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127 | getDelegatedDynObject().delegate(dynObject); |
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128 | |||
129 | } |
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130 | |||
131 | public DynClass getDynClass() {
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132 | return getDelegatedDynObject().getDynClass();
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133 | } |
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134 | |||
135 | public boolean hasDynValue(String name) { |
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136 | return getDelegatedDynObject().hasDynValue(name);
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137 | } |
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138 | |||
139 | public void implement(DynClass dynClass) { |
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140 | getDelegatedDynObject().implement(dynClass); |
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141 | } |
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142 | |||
143 | public Object invokeDynMethod(String name, DynObject context) |
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144 | throws DynMethodException {
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145 | return getDelegatedDynObject().invokeDynMethod(this, name, context); |
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146 | } |
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147 | |||
148 | public Object invokeDynMethod(int code, DynObject context) |
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149 | throws DynMethodException {
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150 | return getDelegatedDynObject().invokeDynMethod(this, code, context); |
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151 | } |
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152 | |||
153 | public void validate() throws ValidateDataParametersException { |
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154 | try {
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155 | this.getDynClass().validate(this); |
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156 | } catch (DynObjectValidateException e) {
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157 | throw new ValidateDataParametersException(e); |
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158 | } |
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159 | } |
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160 | |||
161 | /**
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162 | * Returns an instance of the {@link DynObject} to delegate to.
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163 | *
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164 | * @return the delegate {@link DynObject}
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165 | */
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166 | protected abstract DelegatedDynObject getDelegatedDynObject(); |
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167 | |||
168 | } |