Package com.querydsl.mongodb

Class MongodbSerializer

java.lang.Object

com.querydsl.mongodb.MongodbSerializer

All Implemented Interfaces:

Visitor<Object,Void>

Direct Known Subclasses:

MorphiaSerializer

public abstract class MongodbSerializer
extends Object
implements Visitor<Object,Void>

Serializes the given Querydsl query to a DBObject query for MongoDB

Author:

laimw, sangyong choi

Constructor Summary

Constructors

Constructor	Description
MongodbSerializer()

Method Summary

Modifier and Type	Method	Description
protected String	asDBKey(Operation<?> expr, int index)
protected com.mongodb.DBObject	asDBObject(String key, Object value)
protected Object	asDBValue(Operation<?> expr, int index)
protected abstract com.mongodb.DBRef	asReference(Object constant)
protected com.mongodb.DBRef	asReferenceKey(Class<?> entity, Object id)
protected Object	convert(Path<?> property, Constant<?> constant)
protected String	getKeyForPath(Path<?> expr, PathMetadata metadata)
Object	handle(Expression<?> expression)
protected boolean	isId(Path<?> arg)
protected boolean	isImplicitObjectIdConversion()
protected abstract boolean	isReference(Path<?> arg)
com.mongodb.DBObject	toSort(List<OrderSpecifier<?>> orderBys)
Object	visit(Constant<?> expr, Void context)
Object	visit(FactoryExpression<?> expr, Void context)
Object	visit(Operation<?> expr, Void context)
Object	visit(ParamExpression<?> expr, Void context)
String	visit(Path<?> expr, Void context)
Object	visit(SubQueryExpression<?> expr, Void context)
Object	visit(TemplateExpression<?> expr, Void context)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

MongodbSerializer

public MongodbSerializer()

Method Details

handle

public Object handle(Expression<?> expression)

toSort

public com.mongodb.DBObject toSort(List<OrderSpecifier<?>> orderBys)

visit

public Object visit(Constant<?> expr,
 Void context)

Specified by:

visit in interface Visitor<Object,Void>

visit

public Object visit(TemplateExpression<?> expr,
 Void context)

Specified by:

visit in interface Visitor<Object,Void>

visit

public Object visit(FactoryExpression<?> expr,
 Void context)

Specified by:

visit in interface Visitor<Object,Void>

asDBKey

protected String asDBKey(Operation<?> expr,
 int index)

asDBValue

protected Object asDBValue(Operation<?> expr,
 int index)

asDBObject

protected com.mongodb.DBObject asDBObject(String key,
 Object value)

visit

public Object visit(Operation<?> expr,
 Void context)

Specified by:

visit in interface Visitor<Object,Void>

convert

protected Object convert(Path<?> property,
 Constant<?> constant)

isImplicitObjectIdConversion

protected boolean isImplicitObjectIdConversion()

asReferenceKey

protected com.mongodb.DBRef asReferenceKey(Class<?> entity,
 Object id)

asReference

protected abstract com.mongodb.DBRef asReference(Object constant)

isReference

protected abstract boolean isReference(Path<?> arg)

isId

protected boolean isId(Path<?> arg)

visit

public String visit(Path<?> expr,
 Void context)

Specified by:

visit in interface Visitor<Object,Void>

getKeyForPath

protected String getKeyForPath(Path<?> expr,
 PathMetadata metadata)

visit

public Object visit(SubQueryExpression<?> expr,
 Void context)

Specified by:

visit in interface Visitor<Object,Void>

visit

public Object visit(ParamExpression<?> expr,
 Void context)

Specified by:

visit in interface Visitor<Object,Void>