protected override DatabaseItem createAsNew(DatabaseItem owner, bool save = true)
{
Table newTable = owner as Table;
Database existingDatabase = owner as Database;
if (newTable == null)
{
//look for corresponding table in existingDatabase
newTable = (Table)existingDatabase.tables.FirstOrDefault(x => x.name == this.ownerTable.name);
}
if (newTable != null)
{
var newColumn = new Column(newTable, this.name);
newColumn.isNew = true;
newColumn.isNotNullable = isNotNullable;
newColumn.type = type;
newColumn.logicalAttribute = logicalAttribute;
newColumn.logicalElements = logicalElements;
newColumn.isOverridden = isOverridden;
newColumn.isRenamed = isRenamed;
newColumn.position = position;
newColumn.initialValue = initialValue;
newColumn.derivedFromItem = this;
if (save)
{
newColumn.save();
}
return(newColumn);
}
return(null);
}
protected override DatabaseItem createAsNew(DatabaseItem owner, bool save = true)
{
Table newTable = owner as Table;
Database existingDatabase = owner as Database;
if (newTable == null)
{
//look for corresponding table in existingDatabase
newTable = (Table)existingDatabase.tables.FirstOrDefault(x => x.name == this.ownerTable.name);
}
if (newTable != null && newTable.primaryKey == null) //only create it if htere is not already one
{
var newPrimaryKey = new PrimaryKey(newTable, this._involvedColumns);
newPrimaryKey.name = name;
newPrimaryKey.isNew = true;
//newPrimaryKey.isOverridden = this.isOverridden;
newPrimaryKey.derivedFromItem = this;
if (save)
{
newPrimaryKey.save();
}
return(newPrimaryKey);
}
return(null);
}
protected override DatabaseItem createAsNew(DatabaseItem owner, bool save = true)
{
Database existingDatabase = owner as Database;
var newTable = new Table((Database)existingDatabase, this.name);
newTable.isNew = true;
newTable.logicalElements = this.logicalElements;
newTable.derivedFromItem = this;
newTable.tableSpace = this.tableSpace;
if (save)
{
newTable.save();
}
return(newTable);
}
public override bool Equals(object obj)
{
DatabaseItem other = obj as DatabaseItem;
if (other == null)
{
return(false);
}
bool nameEquals = this.name == other.name;
if (!nameEquals)
{
return(false);
}
//check itemType
bool itemTypeEquals = this.itemType == other.itemType;
if (!itemTypeEquals)
{
return(false);
}
//check wrapped element
bool wrappedElementEqual = false;
wrappedElementEqual = this.wrappedElement != null && this.wrappedElement.Equals(other.wrappedElement) ||
this.wrappedElement == null && other.wrappedElement == null;
if (!wrappedElementEqual)
{
return(false);
}
//check owner
bool ownerEqual = false;
ownerEqual = this.owner != null && this.owner.Equals(other.owner) || this.owner == null && other.owner == null;
if (!ownerEqual)
{
return(false);
}
//check logical elements
bool logicalElementsEqual = false;
logicalElementsEqual = this.logicalElements.All(x => other.logicalElements.Any(y => y.Equals(x))) ||
this.logicalElements.Count == 0 && other.logicalElements.Count == 0;
return(logicalElementsEqual);
}
protected override DatabaseItem createAsNew(DatabaseItem owner, bool save = true)
{
Table newTable = owner as Table;
Database existingDatabase = owner as Database;
if (newTable == null)
{
//look for corresponding table in existingDatabase
newTable = (Table)existingDatabase.tables.FirstOrDefault(x => x.name == this.ownerTable.name);
}
if (newTable != null)
{
var index = new Index(newTable, this._involvedColumns);
index.isNew = true;
index.name = name;
if (save)
{
index.save();
}
return(index);
}
return(null);
}
protected override DatabaseItem createAsNew(DatabaseItem owner, bool save = true)
{
Table newTable = owner as Table;
Database existingDatabase = owner as Database;
if (newTable != null)
{
existingDatabase = newTable.databaseOwner as Database;
}
if (newTable == null)
{
//look for corresponding table in existingDatabase
newTable = (Table)existingDatabase.tables.FirstOrDefault(x => x.name == this.ownerTable.name);
}
var newForeignTable = existingDatabase.tables.FirstOrDefault(x => x.name == this.foreignTable.name);
if (newTable != null && newForeignTable != null)
{
var newForeignKey = new ForeignKey(newTable, this._involvedColumns);
newForeignKey.name = name;
newForeignKey.isNew = true;
newForeignKey._foreignTable = (Table)newForeignTable;
newForeignKey._logicalAssociation = _logicalAssociation;
this.setLogicalName(save);
newForeignKey.isOverridden = isOverridden;
newForeignKey.derivedFromItem = this;
//set default value for onDelete
newForeignKey.onDelete = "Restrict";
if (save)
{
newForeignKey.save();
}
return(newForeignKey);
}
return(null);
}
public override bool Equals(object obj)
{
DatabaseItem other = obj as DatabaseItem;
if (other == null)
{
return(false);
}
bool ownerEqual = false;
ownerEqual = this.owner != null && this.owner.Equals(other.owner) || this.owner == null && other.owner == null;
bool wrappedElementEqual = false;
wrappedElementEqual = this.wrappedElement != null && this.wrappedElement.Equals(other.wrappedElement) ||
this.wrappedElement == null && other.wrappedElement == null;
bool logicalElementsEqual = false;
logicalElementsEqual = this.logicalElements.All(x => other.logicalElements.Any(y => y.Equals(x))) ||
this.logicalElements.Count == 0 && other.logicalElements.Count == 0;
bool itemTypeEquals = this.itemType == other.itemType;
bool nameEquals = this.name == other.name;
return(ownerEqual && wrappedElementEqual && logicalElementsEqual && itemTypeEquals && nameEquals);
}
protected override DatabaseItem createAsNew(DatabaseItem owner, bool save = true)
{
throw new NotImplementedException();
}
protected abstract DatabaseItem createAsNew(DatabaseItem owner, bool save = true);
protected override DatabaseItem createAsNew(DatabaseItem owner, bool save = true)
{
//TODO: figure out how to handle creation of new databases
return(null);
}
