Mercurial > dive4elements > framework
comparison artifact-database/src/main/java/de/intevation/artifactdatabase/state/AbstractState.java @ 106:ece0fdb07975
Implementations to initialize and retrieve states.
artifacts/trunk@1291 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Fri, 04 Feb 2011 10:50:53 +0000 |
| parents | 265f150f4f7f |
| children | 2a9591f76270 |
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| 105:265f150f4f7f | 106:ece0fdb07975 |
|---|---|
| 8 package de.intevation.artifactdatabase.state; | 8 package de.intevation.artifactdatabase.state; |
| 9 | 9 |
| 10 import java.util.HashMap; | 10 import java.util.HashMap; |
| 11 import java.util.Map; | 11 import java.util.Map; |
| 12 | 12 |
| 13 import javax.xml.xpath.XPathConstants; | |
| 14 | |
| 13 import org.w3c.dom.Document; | 15 import org.w3c.dom.Document; |
| 14 import org.w3c.dom.Node; | 16 import org.w3c.dom.Node; |
| 15 | 17 |
| 16 import de.intevation.artifacts.CallContext; | 18 import de.intevation.artifacts.CallContext; |
| 19 | |
| 20 import de.intevation.artifacts.common.utils.XMLUtils; | |
| 17 | 21 |
| 18 import de.intevation.artifactdatabase.data.StateData; | 22 import de.intevation.artifactdatabase.data.StateData; |
| 19 | 23 |
| 20 | 24 |
| 21 /** | 25 /** |
| 23 * methods that return the id, description and data. The methods | 27 * methods that return the id, description and data. The methods |
| 24 * <code>describe()</code> and <code>setup()</code> depend on the concrete class | 28 * <code>describe()</code> and <code>setup()</code> depend on the concrete class |
| 25 * and need to be implemented by those. | 29 * and need to be implemented by those. |
| 26 */ | 30 */ |
| 27 public abstract class AbstractState implements State { | 31 public abstract class AbstractState implements State { |
| 32 | |
| 33 /** The XPath to the ID of the state relative to the state node in the | |
| 34 * configuration. */ | |
| 35 public static final String XPATH_ID = "@id"; | |
| 36 | |
| 37 /** The XPath to the description of the state relative to the state node in | |
| 38 * the configuration. */ | |
| 39 public static final String XPATH_DESCRIPTION = "@description"; | |
| 40 | |
| 28 | 41 |
| 29 /** The ID of the state. */ | 42 /** The ID of the state. */ |
| 30 protected String id; | 43 protected String id; |
| 31 | 44 |
| 32 /** The description of the state. */ | 45 /** The description of the state. */ |
| 113 this.data.put(name, data); | 126 this.data.put(name, data); |
| 114 } | 127 } |
| 115 | 128 |
| 116 | 129 |
| 117 /** | 130 /** |
| 118 * Initialize the state based on the state node in the configuration. This | 131 * Initialize the state based on the state node in the configuration. |
| 119 * method needs to be implemented by concrete subclasses. | |
| 120 * | 132 * |
| 121 * @param config The state configuration node. | 133 * @param config The state configuration node. |
| 122 */ | 134 */ |
| 123 public abstract void setup(Node config); | 135 public void setup(Node config) { |
| 136 id = (String) XMLUtils.xpath(config, XPATH_ID, XPathConstants.STRING); | |
| 137 | |
| 138 description = (String) XMLUtils.xpath( | |
| 139 config, XPATH_DESCRIPTION, XPathConstants.STRING); | |
| 140 } | |
| 124 | 141 |
| 125 | 142 |
| 126 /** | 143 /** |
| 127 * Describes the UI of the state. This method needs to be implemented by | 144 * Describes the UI of the state. This method needs to be implemented by |
| 128 * concrete subclasses. | 145 * concrete subclasses. |