Am 28.07.2015 um 09:47 schrieb Zesen Qian <qzs...@gmail.com>:
Hello, I 'am using Spring data neo4j to manage the database, but sometimes I get some Node and Relationship from Neo4jTemplate, and I would like to convert these to @NodeEntity and @RelationshipEntity objects. How can I do this?
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Caused by: org.neo4j.graphdb.NotFoundException: '__type__' on http://dorm.riaqn.com:7474/db/data/relationship/856
at org.neo4j.rest.graphdb.entity.RestEntity.getProperty(RestEntity.java:101)
at org.springframework.data.neo4j.support.typerepresentation.AbstractIndexBasedTypeRepresentationStrategy.readAliasFrom(AbstractIndexBasedTypeRepresentationStrategy.java:126)
at org.springframework.data.neo4j.support.mapping.TRSTypeAliasAccessor.readAliasFrom(TRSTypeAliasAccessor.java:36)
at org.springframework.data.neo4j.support.mapping.TRSTypeAliasAccessor.readAliasFrom(TRSTypeAliasAccessor.java:26)
at org.springframework.data.convert.DefaultTypeMapper.readType(DefaultTypeMapper.java:102)
at org.springframework.data.convert.DefaultTypeMapper.getDefaultedTypeToBeUsed(DefaultTypeMapper.java:165)
at org.springframework.data.convert.DefaultTypeMapper.readType(DefaultTypeMapper.java:142)
at org.springframework.data.neo4j.support.mapping.Neo4jEntityConverterImpl.read(Neo4jEntityConverterImpl.java:78)
at org.springframework.data.neo4j.support.mapping.Neo4jEntityPersister$CachedConverter.read(Neo4jEntityPersister.java:170)
at org.springframework.data.neo4j.support.mapping.Neo4jEntityPersister.createEntityFromState(Neo4jEntityPersister.java:192)
at org.springframework.data.neo4j.support.mapping.Neo4jEntityPersister.projectTo(Neo4jEntityPersister.java:216)
at org.springframework.data.neo4j.support.mapping.Neo4jEntityPersister.projectTo(Neo4jEntityPersister.java:206)
at org.springframework.data.neo4j.support.Neo4jTemplate.projectTo(Neo4jTemplate.java:236)
➜ ~ curl http://dorm.riaqn.com:7474/db/data/relationship/856
{
"extensions" : { },
"metadata" : {
"id" : 856,
"type" : "FOLLOW"
},
"property" : "http://dorm.riaqn.com:7474/db/data/relationship/856/properties/{key}",
"start" : "http://dorm.riaqn.com:7474/db/data/node/333",
"self" : "http://dorm.riaqn.com:7474/db/data/relationship/856",
"end" : "http://dorm.riaqn.com:7474/db/data/node/81",
"type" : "FOLLOW",
"properties" : "http://dorm.riaqn.com:7474/db/data/relationship/856/properties",
"data" : { }
}