// Shameless stolen from PostresqlSynchronizationFactory - davidleber
//
// I blame statementstToConvertColumnType for not taking a damn EOAttribute for
// having to steal this from EOSQLExpression
public String columnTypeStringForAttribute(EOAttribute attribute) {
if (attribute.precision() != 0) {
String precision = String.valueOf(attribute.precision());
String scale = String.valueOf(attribute.scale());
return _NSStringUtilities.concat(attribute.externalType(), "(", precision, ",", scale, ")");
}
if (attribute.width() != 0) {
String width = String.valueOf(attribute.width());
return _NSStringUtilities.concat(attribute.externalType(), "(", width, ")");
}
return attribute.externalType();
}
public EOSchemaSynchronizationColumnChanges objectStoreChangesFromAttributeToAttribute(
EOAttribute schemaAttribute, EOAttribute modelAttribute) {
EOSchemaSynchronizationColumnChanges objectStoreChanges =
super.objectStoreChangesFromAttributeToAttribute(schemaAttribute, modelAttribute);
if (objectStoreChanges.valueForKey("precision") != null
|| objectStoreChanges.valueForKey("scale") != null) {
objectStoreChanges.clearPrecision();
objectStoreChanges.clearScale();
}
if (!modelAttribute.externalType().equals(schemaAttribute.externalType())) {
if (modelAttribute.externalType().equals("varchar")
&& schemaAttribute.externalType().equals("char"))
objectStoreChanges.clearExternalType();
} else {
if (schemaAttribute.externalType().equals("object")
&& objectStoreChanges.valueForKey("width") != null) objectStoreChanges.clearWidth();
}
if ((modelAttribute.externalType().equals("char")
|| modelAttribute.externalType().equals("varchar"))
&& modelAttribute.width() == 1024
&& schemaAttribute.width() == 1023) objectStoreChanges.clearWidth();
return objectStoreChanges;
}