neodatis.odb 第四篇 查询

Objects objs=odb.getObjects(Entity.class) =>

ObjectReader.getObejcts(){

A=CollectionQueryResultAction
} =>

ObjectReader.getObejctInfos() =>


GenericQueryExecutor.executeFullScan()

A.Start():result=new SimpleList

matchObjectWithOid [ can get nnoi ] =>

AttributeValuesMap map=ObjectReader.readObjectInfoFromOID ->readNativeObjectInfo->
readAtomicNativeObjectInfoAsObject->FileSystemInfterface.readString

map:

A Map where keys are attributes names and values are the values of there attributes

map.setObjectInfoHeader(objectInfoHeader);

ClassAttributeInfo cai = classInfo.getAttributeInfoFromId(attributeId);

AbstractObjectInfo aoi = readNativeObjectInfo(cai.getAttributeType().getId(), attributePosition,

useCache, true, true);
object = aoi.getObject();

map.put(relationNameToSearch, object);

boolean=LikeCriterion.match(map)


A.objectMatch(oid,nnoi){

B=A.getCurrentInstance =>

NonNativeObjectInfo B=InstanceBuilder.buildOneInstance(nnoi) {

1.Cache.getObjectWithOid

2.ClassInstrospector.newInstanceOf(clazz)

3. < for nnoi.getClassInfo() > 字段赋值过程

AtomicNativeObjectInfo C=nnoi.getAttributeValueFromId(id) 字段属性

value=C.getObject() =>

field.set(B,value);


}

result.add(B)

A.end()

getObject()=>
return result

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