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Code Issues Releases Wiki Activity

Add/Edit server: server title should be unique

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This commit is contained in:
Sebastian Kaspari 2010-03-20 17:52:42 +01:00
parent 0a4a6be5fd
commit e28c09e704
2 changed files with 43 additions and 4 deletions
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40
src/org/yaaic/db/Database.java
View File

@ -97,11 +97,14 @@ public class Database extends SQLiteOpenHelper
{
// XXX: We delete the database currently, in future versions we want to
// migrate the database to the new version (add or remove rows..)
db.execSQL("DROP TABLE IF EXISTS " + ServerConstants.TABLE_NAME + ";");
db.execSQL("DROP TABLE IF EXISTS " + ChannelConstants.TABLE_NAME + ";");
db.execSQL("DROP TABLE IF EXISTS " + IdentityConstants.TABLE_NAME + ";");
onCreate(db);
// XXX: Do not delete databases (release version)
// db.execSQL("DROP TABLE IF EXISTS " + ServerConstants.TABLE_NAME + ";");
// db.execSQL("DROP TABLE IF EXISTS " + ChannelConstants.TABLE_NAME + ";");
// db.execSQL("DROP TABLE IF EXISTS " + IdentityConstants.TABLE_NAME + ";");
// onCreate(db);
}
/**
@ -230,6 +233,35 @@ public class Database extends SQLiteOpenHelper
return server;
}
/**
* Check if the given server title is currently used
*
* @param title The server title
* @return true if there's a server with this title, false otherwise
*/
public boolean isTitleUsed(String title)
{
boolean isTitleUsed = false;
Cursor cursor = this.getReadableDatabase().query(
ServerConstants.TABLE_NAME,
ServerConstants.ALL,
ServerConstants.TITLE + " = '" + title + "'",
null,
null,
null,
null
);
if (cursor.moveToNext()) {
isTitleUsed = true;
}
cursor.close();
return isTitleUsed;
}
/**
* Populate a server object from the given database cursor
* @param cursor

7
src/org/yaaic/view/AddServerActivity.java
View File

@ -263,6 +263,13 @@ public class AddServerActivity extends Activity implements OnClickListener
} catch (NumberFormatException e) {
throw new ValidationException("Enter a numeric port");
}
Database db = new Database(this);
if (db.isTitleUsed(title) && (server == null || !server.getTitle().equals(title))) {
db.close();
throw new ValidationException("There is already a server with this title");
}
db.close();
}
/**