From: Roland Haeder <roland@mxchange.org>
Date: Wed, 12 Aug 2015 13:58:15 +0000 (+0200)
Subject: Rewrite to data-gateway pattern
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=4a864c437dc5534098b18848a02ebbdddc2d6238;p=jbonuscard-lib.git

Rewrite to data-gateway pattern
Signed-off-by:Roland Häder <roland@mxchange.org>
---

diff --git a/Addressbook/src/org/mxchange/addressbook/database/frontend/contact/AddressbookContactDatabaseFrontend.java b/Addressbook/src/org/mxchange/addressbook/database/frontend/contact/AddressbookContactDatabaseFrontend.java
index 6fb0816..9b574f3 100644
--- a/Addressbook/src/org/mxchange/addressbook/database/frontend/contact/AddressbookContactDatabaseFrontend.java
+++ b/Addressbook/src/org/mxchange/addressbook/database/frontend/contact/AddressbookContactDatabaseFrontend.java
@@ -28,7 +28,10 @@ import org.mxchange.addressbook.exceptions.ContactAlreadyAddedException;
 import org.mxchange.addressbook.manager.contact.AddressbookContactManager;
 import org.mxchange.jcore.contact.Contact;
 import org.mxchange.jcore.contact.Gender;
+import org.mxchange.jcore.criteria.searchable.SearchCriteria;
+import org.mxchange.jcore.criteria.searchable.SearchableCritera;
 import org.mxchange.jcore.database.frontend.BaseDatabaseFrontend;
+import org.mxchange.jcore.database.result.Result;
 import org.mxchange.jcore.database.storage.Storeable;
 import org.mxchange.jcore.exceptions.BadTokenException;
 import org.mxchange.jcore.exceptions.UnsupportedDatabaseBackendException;
@@ -64,21 +67,18 @@ public class AddressbookContactDatabaseFrontend extends BaseDatabaseFrontend imp
 
 	/**
 	 * Basic constrcutor
+	 * @throws org.mxchange.jcore.exceptions.UnsupportedDatabaseBackendException If the database backend is not supported
+	 * @throws java.sql.SQLException Any SQL exception from e.g. MySQL connector
 	 */
-	protected AddressbookContactDatabaseFrontend () {
+	protected AddressbookContactDatabaseFrontend () throws UnsupportedDatabaseBackendException, SQLException {
 		// Trace message
 		this.getLogger().trace("CALLED!"); //NOI18N
 
 		// Set "table" name
 		this.setTableName("contacts"); //NOI18N
 
-		try {
-			// Initalize backend
-			this.initBackend();
-		} catch (final UnsupportedDatabaseBackendException | SQLException ex) {
-			// Abort program
-			this.abortProgramWithException(ex);
-		}
+		// Initalize backend
+		this.initBackend();
 	}
 
 	/**
@@ -229,8 +229,17 @@ public class AddressbookContactDatabaseFrontend extends BaseDatabaseFrontend imp
 	 */
 	@Override
 	public boolean isOwnContactFound () throws SQLException {
+		// Get search criteria instance
+		SearchableCritera critera = new SearchCriteria();
+
+		// Add condition
+		critera.addCriteria(AddressbookContactDatabaseConstants.COLUMN_NAME_OWN_CONTACT, true);
+
+		// Get result
+		Result<? extends Storeable> result = this.getBackend().doSelectByCriteria(critera);
+
 		// Deligate this call to backend
-		return this.getBackend().isRowFound(AddressbookContactDatabaseConstants.COLUMN_NAME_OWN_CONTACT, true);
+		return result.hasNext();
 	}
 
 	/**