public static String identKey(GroovyObject thisObj, Map<String, Object> cassandraMapping)
throws IOException, CassandraMappingNullIndexException {
Object primaryKey = cassandraMapping.get("primaryKey");
if (primaryKey == null) {
primaryKey = cassandraMapping.get("unindexedPrimaryKey");
}
List<String> names = OrmHelper.stringList(primaryKey);
List<String> values = new ArrayList<String>(names.size());
for (String it : names) {
Object value = thisObj.getProperty(it);
values.add(KeyHelper.primaryRowKey(value));
}
return KeyHelper.makeComposite(values);
}
public static String primaryRowKey(Object obj)
throws CassandraMappingNullIndexException, IOException {
if (obj instanceof String) {
String str = (String) obj;
if (str.length() == 0) {
throw new CassandraMappingNullIndexException(
"Primary keys and indexed properties cannot have null values");
} else {
return str;
}
} else if (obj instanceof UUID) {
UUID id = (UUID) obj;
if (id.version() == 1) {
long time = UuidDynamicMethods.time(id);
return timePrefix(time) + "_" + id.toString();
} else {
return id.toString();
}
} else if (obj instanceof Date) {
return timePrefix(((Date) obj).getTime());
} else if (obj instanceof GroovyObject) {
GroovyObject g = (GroovyObject) obj;
if (OrmHelper.isMappedObject(g)) {
return (String) g.getProperty("id");
}
} else if (obj == null) {
throw new CassandraMappingNullIndexException(
"Primary keys and indexed properties cannot have null values");
} else if (obj instanceof Collection) {
Collection c = (Collection) obj;
List<String> items = new ArrayList<String>(c.size());
for (Object it : c) {
items.add(primaryRowKey(it));
}
return makeComposite(items);
} else if (obj instanceof Number || obj instanceof Boolean) {
return obj.toString();
}
try {
return String.valueOf(DataMapper.dataProperty(obj));
} catch (IllegalArgumentException e) {
// TODO - why do we get this for enums in counters and not in simple properties?
return obj.toString();
}
}
public static List<String> objectIndexRowKeys(List<String> propNames, GroovyObject bean)
throws IOException {
try {
boolean hasNull = false;
List<Object> valueList = new ArrayList<Object>(propNames.size());
for (String it : propNames) {
Object value = bean.getProperty(it);
if (value != null) {
valueList.add(value);
} else {
hasNull = true;
break;
}
}
List<String> result;
if (hasNull) {
result = new ArrayList<String>();
} else {
result = new ArrayList<String>(valueList.size());
List<List<String>> v2 = OrmHelper.expandNestedArray(valueList);
for (List values : v2) {
List<List<Object>> pairs = new ArrayList<List<Object>>();
int index = 0;
for (String name : propNames) {
List<Object> tuple = new ArrayList<Object>(2);
tuple.add(name);
tuple.add(values.get(index));
pairs.add(tuple);
index++;
}
String key = indexRowKey(pairs);
if (key != null && key.length() > 0) {
result.add(key);
}
}
}
return result;
} catch (CassandraMappingNullIndexException e) {
return null;
}
}
