public void merge(JsonSqlValueMap source) throws InvalidActionException {
if (source == null) {
throw new NullPointerException("Source object is NULL!");
} else {
if (source.getRows().size() > 0) {
SqlTableRow row = source.getRows().get(source.getRows().size() - 1);
if (!row.isLocked()) {
throw new InvalidActionException("Source is not completed!");
}
if (rows.size() > 0 && !rows.get(rows.size() - 1).isLocked()) {
throw new InvalidActionException("Target is not completed!");
}
if (fields == null) {
generateFieldsList(row);
} else {
for (FieldData fieldData : row.getValueList()) {
if (!fields.containsKey(fieldData.getName())) {
KeyValuePair<String, SQLType> newField =
new KeyValuePair<>(
fieldData.getName(),
getFieldType(fieldData.getValueType(), fieldData.getValueData()));
fields.put(fieldData.getName(), newField);
} else {
SQLType newFieldType =
getFieldType(fieldData.getValueType(), fieldData.getValueData());
KeyValuePair<String, SQLType> existingField = fields.get(fieldData.getName());
if (!existingField.getValue().equals(newFieldType)) {
SQLType targetType = JDBCType.VARCHAR;
if (existingField.getValue().equals(JDBCType.INTEGER)
&& (newFieldType.equals(JDBCType.DOUBLE))) {
targetType = newFieldType;
} else if (existingField.getValue().equals(JDBCType.NULL)) {
targetType = newFieldType;
}
existingField.setValue(targetType);
}
}
}
}
rows.addAll(source.rows);
}
}
}
private void generateFieldsList(SqlTableRow row) {
if (row != null && row.isLocked()) {
if (fields == null) {
fields = new LinkedHashMap<>(row.size());
}
for (FieldData fieldData : row.getValueList()) {
String fieldName = fieldData.getName();
if (fieldName != null && !fields.containsKey(fieldName)) {
KeyValuePair<String, SQLType> newField =
new KeyValuePair<>(
fieldName, getFieldType(fieldData.getValueType(), fieldData.getValueData()));
fields.put(fieldData.getName(), newField);
}
}
}
}