public String getSourceType() {
String typeName = source.getTypeName();
if (source.getDataKind() == DBPDataKind.STRING) {
typeName += "(" + source.getMaxLength() + ")";
}
return typeName;
}
void updateMappingType(DBRProgressMonitor monitor) throws DBException {
switch (parent.getMappingType()) {
case existing:
{
mappingType = DatabaseMappingType.unspecified;
if (parent.getTarget() instanceof DBSEntity) {
if (CommonUtils.isEmpty(targetName)) {
targetName = source.getName();
}
target =
DBUtils.findObject(
((DBSEntity) parent.getTarget()).getAttributes(monitor), targetName);
if (target != null) {
mappingType = DatabaseMappingType.existing;
} else {
mappingType = DatabaseMappingType.create;
}
}
break;
}
case create:
mappingType = DatabaseMappingType.create;
if (CommonUtils.isEmpty(targetName)) {
targetName = source.getName();
}
break;
case skip:
mappingType = DatabaseMappingType.skip;
break;
default:
mappingType = DatabaseMappingType.unspecified;
break;
}
}
public String getTargetType(DBPDataSource targetDataSource) {
if (!CommonUtils.isEmpty(targetType)) {
return targetType;
}
// TODO: make some smart data type matcher
// Current solution looks like hack
String typeName = source.getTypeName();
DBPDataKind dataKind = source.getDataKind();
if (targetDataSource instanceof DBPDataTypeProvider) {
DBPDataTypeProvider dataTypeProvider = (DBPDataTypeProvider) targetDataSource;
DBSDataType dataType = dataTypeProvider.getLocalDataType(typeName);
if (dataType == null && typeName.equals("DOUBLE")) {
dataType = dataTypeProvider.getLocalDataType("DOUBLE PRECISION");
if (dataType != null) {
typeName = dataType.getTypeName();
}
}
if (dataType != null && dataType.getDataKind() != dataKind) {
// Type mismatch
dataType = null;
}
if (dataType == null) {
// Type not supported by target database
// Let's try to find something similar
List<DBSDataType> possibleTypes = new ArrayList<>();
for (DBSDataType type : dataTypeProvider.getLocalDataTypes()) {
if (type.getDataKind() == dataKind) {
possibleTypes.add(type);
}
}
typeName = DBUtils.getDefaultDataTypeName(targetDataSource, dataKind);
if (!possibleTypes.isEmpty()) {
DBSDataType targetType = null;
for (DBSDataType type : possibleTypes) {
if (type.getName().equalsIgnoreCase(typeName)) {
targetType = type;
break;
}
}
if (targetType == null) {
targetType = possibleTypes.get(0);
}
typeName = targetType.getTypeName();
}
}
if (dataType != null) {
dataKind = dataType.getDataKind();
}
}
String modifiers = SQLUtils.getColumnTypeModifiers(source, typeName, dataKind);
if (modifiers != null) {
typeName += modifiers;
}
return typeName;
}
