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package net.sf.basedb.meludi.dao; |
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import java.lang.reflect.Field; |
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import java.util.List; |
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import net.sf.basedb.core.Client; |
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import net.sf.basedb.core.DbControl; |
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import net.sf.basedb.core.Include; |
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import net.sf.basedb.core.InvalidDataException; |
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import net.sf.basedb.core.ItemNotFoundException; |
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import net.sf.basedb.core.ItemQuery; |
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import net.sf.basedb.core.Type; |
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import net.sf.basedb.core.query.Expressions; |
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import net.sf.basedb.core.query.Hql; |
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import net.sf.basedb.core.query.Restrictions; |
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/** |
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Used to define Client applications. |
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@author nicklas |
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@since 1.6.0 |
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*/ |
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public class ClientApp |
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{ |
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/** |
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The "Meludi" client. |
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*/ |
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public static final ClientApp MELUDI = new ClientApp("Meludi", "net.sf.basedb.meludi"); |
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/** |
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The "SCAN-B Delivery" client. |
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*/ |
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//public static final ClientApp SCANB_DELIVERY = new ClientApp("SCAN-B Delivery", "net.sf.basedb.reggie.delivery"); |
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/** |
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The regular web client. |
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*/ |
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//public static final ClientApp WEB_CLIENT = new ClientApp("Web client", "net.sf.basedb.clients.web"); |
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/** |
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Get the ClientApp by name of the static constant defined in this class. |
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@param cName The name of the static constant |
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@return A Client object or null if not found |
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*/ |
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public static ClientApp getByCName(String cName) |
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{ |
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if (cName == null) return null; |
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ClientApp ca = null; |
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try |
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{ |
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Field f = ClientApp.class.getDeclaredField(cName); |
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ca = (ClientApp)f.get(null); |
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} |
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catch (NoSuchFieldException ex) |
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{} |
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catch (IllegalAccessException ex) |
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{} |
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catch (ClassCastException ex) |
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{} |
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return ca; |
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} |
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private final String name; |
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private final String externalId; |
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private int id; |
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/** |
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Create a new definition. |
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*/ |
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private ClientApp(String name, String externalId) |
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{ |
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this.name = name; |
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this.externalId = externalId; |
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} |
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/** |
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Get the name of the client. |
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*/ |
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public String getName() |
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{ |
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return name; |
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} |
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/** |
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Get the external ID of the client. |
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*/ |
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public String getExternalId() |
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{ |
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return externalId; |
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} |
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/** |
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Load the client as a BASE item. |
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@param dc The DbControl to use for database access |
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@return A Client object |
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*/ |
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public Client load(DbControl dc) |
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{ |
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Client client = null; |
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if (id == 0) |
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{ |
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List<Client> result = list(dc); |
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if (result.size() == 0) |
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{ |
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throw new ItemNotFoundException("Client["+getExternalId()+"]"); |
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} |
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else if (result.size() > 1) |
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{ |
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throw new InvalidDataException("Found > 1 Client["+getExternalId()+"]"); |
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} |
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else |
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{ |
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client = result.get(0); |
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id = client.getId(); |
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} |
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} |
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else |
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{ |
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client = Client.getById(dc, id); |
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} |
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return client; |
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} |
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/** |
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List all Clients database that matches this definition. |
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*/ |
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public List<Client> list(DbControl dc) |
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{ |
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ItemQuery<Client> query = Client.getQuery(); |
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query.restrict( |
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Restrictions.eq( |
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Hql.property("externalId"), |
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Expressions.parameter("externalId", getExternalId(), Type.STRING) |
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)); |
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query.include(Include.ALL); |
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return query.list(dc); |
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} |
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|
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} |