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プラットホーム：

  • Neo4j - グラフ データベース カーネル 2.0.0-M03 (サーバー)
  • jruby 1.7.4 (1.9.3p392) 2013-05-16 2390d3b on Java HotSpot(TM) 64 ビット サーバー VM 1.7.0_25-b15 [linux-amd64]
  • neo4j REST API と対話するための neography (1.1.1)

インデックス付きのカタログ番号プロパティが既に neo4j に保存されている一連の製品ノードがあり、SKU -> 親製品カタログ番号からの関係を使用して、それらの製品の子/バリエーションである SKU をバッチ挿入しようとしています。

次のコードがあります。

#items is an array of skus

items.each do |item|
    commands = []

    #get the node we want to create a relationship to
    commands << [:get_node_index, PRODUCT_CATALOG_INDEX, :catalog_number, item[:catalog_number]]
    commands << [:create_node, {sku: item[:sku]}]
    commands << [:add_node_to_index, PRODUCT_SKU_INDEX, :sku, item[:itemnumber], '{1}']
    commands << [:create_relationship, "product_variation_of", '{1}', '{0}']

    @neo.batch *commands

end

これにより、エラーが返されます (下部の完全なスタック トレース)

, "body"=>{"message"=>"For input string: \"{0}\""
, "exception"=>"BadInputException"
, "fullname"=>"org.neo4j.server.rest.repr.BadInputException"

明らかに私はここで何か間違ったことをしていますが、それが何であるかはわかりません。[:get_node_index, PRODUCT_CATALOG_INDEX, :catalog_number, item[:catalog_number]]{0} のノード参照を許可していない: に何か問題があるのではないかと考えています。正直なところよくわかりません。

どんな助けでも大歓迎です！

完全なスタック トレース (, は に置き換え)\n

  E
, [2013-07-25T19:18:37.080000 #29182] ERROR -- : 400 error: [{"id"=>0
, "from"=>"/index/node/product_catalog_number/catalog_number/1234"
, "body"=>[{"extensions"=>{}
, "outgoing_relationships"=>"http://dev.local:7474/db/data/node/531/relationships/out"
, "labels"=>"http://dev.local:7474/db/data/node/531/labels"
, "all_typed_relationships"=>"http://dev.local:7474/db/data/node/531/relationships/all/{-list|&|types}"
, "traverse"=>"http://dev.local:7474/db/data/node/531/traverse/{returnType}"
, "self"=>"http://dev.local:7474/db/data/node/531"
, "property"=>"http://dev.local:7474/db/data/node/531/properties/{key}"
, "properties"=>"http://dev.local:7474/db/data/node/531/properties"
, "outgoing_typed_relationships"=>"http://dev.local:7474/db/data/node/531/relationships/out/{-list|&|types}"
, "incoming_relationships"=>"http://dev.local:7474/db/data/node/531/relationships/in"
, "create_relationship"=>"http://dev.local:7474/db/data/node/531/relationships"
, "paged_traverse"=>"http://dev.local:7474/db/data/node/531/paged/traverse/{returnType}{?pageSize
,leaseTime}"
, "all_relationships"=>"http://dev.local:7474/db/data/node/531/relationships/all"
, "incoming_typed_relationships"=>"http://dev.local:7474/db/data/node/531/relationships/in/{-list|&|types}"
, "data"=>{"title"=>"MY PRODUCT"
, "catalog_number"=>"1234"}
, "indexed"=>"http://dev.local:7474/db/data/index/node/product_catalog_number/catalog_number/1234/531"}]
, "status"=>200}
, {"id"=>1
, "from"=>"/node"
, "body"=>{"extensions"=>{}
, "outgoing_relationships"=>"http://dev.local:7474/db/data/node/1239/relationships/out"
, "labels"=>"http://dev.local:7474/db/data/node/1239/labels"
, "all_typed_relationships"=>"http://dev.local:7474/db/data/node/1239/relationships/all/{-list|&|types}"
, "traverse"=>"http://dev.local:7474/db/data/node/1239/traverse/{returnType}"
, "self"=>"http://dev.local:7474/db/data/node/1239"
, "property"=>"http://dev.local:7474/db/data/node/1239/properties/{key}"
, "properties"=>"http://dev.local:7474/db/data/node/1239/properties"
, "outgoing_typed_relationships"=>"http://dev.local:7474/db/data/node/1239/relationships/out/{-list|&|types}"
, "incoming_relationships"=>"http://dev.local:7474/db/data/node/1239/relationships/in"
, "create_relationship"=>"http://dev.local:7474/db/data/node/1239/relationships"
, "paged_traverse"=>"http://dev.local:7474/db/data/node/1239/paged/traverse/{returnType}{?pageSize
,leaseTime}"
, "all_relationships"=>"http://dev.local:7474/db/data/node/1239/relationships/all"
, "incoming_typed_relationships"=>"http://dev.local:7474/db/data/node/1239/relationships/in/{-list|&|types}"
, "data"=>{"sku"=>"0320442A5"}}
, "location"=>"http://dev.local:7474/db/data/node/1239"
, "status"=>201}
, {"id"=>2
, "from"=>"/index/node/product_sku"
, "body"=>{"extensions"=>{}
, "outgoing_relationships"=>"http://dev.local:7474/db/data/node/1239/relationships/out"
, "labels"=>"http://dev.local:7474/db/data/node/1239/labels"
, "all_typed_relationships"=>"http://dev.local:7474/db/data/node/1239/relationships/all/{-list|&|types}"
, "traverse"=>"http://dev.local:7474/db/data/node/1239/traverse/{returnType}"
, "self"=>"http://dev.local:7474/db/data/node/1239"
, "property"=>"http://dev.local:7474/db/data/node/1239/properties/{key}"
, "properties"=>"http://dev.local:7474/db/data/node/1239/properties"
, "outgoing_typed_relationships"=>"http://dev.local:7474/db/data/node/1239/relationships/out/{-list|&|types}"
, "incoming_relationships"=>"http://dev.local:7474/db/data/node/1239/relationships/in"
, "create_relationship"=>"http://dev.local:7474/db/data/node/1239/relationships"
, "paged_traverse"=>"http://dev.local:7474/db/data/node/1239/paged/traverse/{returnType}{?pageSize
,leaseTime}"
, "all_relationships"=>"http://dev.local:7474/db/data/node/1239/relationships/all"
, "incoming_typed_relationships"=>"http://dev.local:7474/db/data/node/1239/relationships/in/{-list|&|types}"
, "data"=>{"sku"=>"0320442A5"}
, "indexed"=>"http://dev.local:7474/db/data/index/node/product_sku/sku/0320442A5/1239"}
, "location"=>"http://dev.local:7474/db/data/index/node/product_sku/sku/0320442A5/1239"
, "status"=>201}
, {"id"=>3
, "from"=>"http://dev.local:7474/db/data/node/1239/relationships"
, "body"=>{"message"=>"For input string: \"{0}\""
, "exception"=>"BadInputException"
, "fullname"=>"org.neo4j.server.rest.repr.BadInputException"
, "stacktrace"=>["org.neo4j.server.rest.web.RestfulGraphDatabase.extractNodeId(RestfulGraphDatabase.java:199)"
, "org.neo4j.server.rest.web.RestfulGraphDatabase.createRelationship(RestfulGraphDatabase.java:564)"
, "java.lang.reflect.Method.invoke(Method.java:606)"
, "org.neo4j.server.rest.security.SecurityFilter.doFilter(SecurityFilter.java:112)"
, "org.neo4j.server.web.Jetty6WebServer.invokeDirectly(Jetty6WebServer.java:291)"
, "org.neo4j.server.rest.web.StreamingBatchOperations.invoke(StreamingBatchOperations.java:66)"
, "org.neo4j.server.rest.batch.BatchOperations.performRequest(BatchOperations.java:188)"
, "org.neo4j.server.rest.batch.BatchOperations.parseAndPerform(BatchOperations.java:159)"
, "org.neo4j.server.rest.web.StreamingBatchOperations.readAndExecuteOperations(StreamingBatchOperations.java:54)"
, "org.neo4j.server.rest.web.BatchOperationService$1.write(BatchOperationService.java:89)"
, "org.neo4j.server.rest.security.SecurityFilter.doFilter(SecurityFilter.java:112)"]
, "cause"=>{"message"=>"For input string: \"{0}\""
, "exception"=>"NumberFormatException"
, "fullname"=>"java.lang.NumberFormatException"
, "stacktrace"=>["java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)"
, "java.lang.Long.parseLong(Long.java:441)"
, "java.lang.Long.parseLong(Long.java:483)"
, "org.neo4j.server.rest.web.RestfulGraphDatabase.extractNodeId(RestfulGraphDatabase.java:195)"
, "org.neo4j.server.rest.web.RestfulGraphDatabase.createRelationship(RestfulGraphDatabase.java:564)"
, "java.lang.reflect.Method.invoke(Method.java:606)"
, "org.neo4j.server.rest.security.SecurityFilter.doFilter(SecurityFilter.java:112)"
, "org.neo4j.server.web.Jetty6WebServer.invokeDirectly(Jetty6WebServer.java:291)"
, "org.neo4j.server.rest.web.StreamingBatchOperations.invoke(StreamingBatchOperations.java:66)"
, "org.neo4j.server.rest.batch.BatchOperations.performRequest(BatchOperations.java:188)"
, "org.neo4j.server.rest.batch.BatchOperations.parseAndPerform(BatchOperations.java:159)"
, "org.neo4j.server.rest.web.StreamingBatchOperations.readAndExecuteOperations(StreamingBatchOperations.java:54)"
, "org.neo4j.server.rest.web.BatchOperationService$1.write(BatchOperationService.java:89)"
, "org.neo4j.server.rest.security.SecurityFilter.doFilter(SecurityFilter.java:112)"]}}
, "status"=>400}]
4

2 に答える 2

1

識別子{0}などは現在、任意の数のノードを返すことができるため、index get コマンドによって設定されていないロケーション ヘッダーのみを参照できます。

私の知る限り、get-or-create コマンドは正しいロケーション ヘッダーを設定します。

POST http://localhost:7474/db/data/index/node/PRODUCT_CATALOG_INDEX?uniqueness=get_or_create \
{"key" : "catalog_number","value" : item[:catalog_number],\
 "properties" : {"catalog_number" : item[:catalog_number]}}
于 2013-07-26T01:01:16.767 に答える