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titan-dist/src/assembly/static/data/legacy-graphson-script-input.groovy
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,40 @@ | ||
| /* legacy-graphson-script-input.groovy | ||
| * | ||
| * Can be used as a script file for ScriptInputFormat to read/load | ||
| * GraphSON exports from older Titan versions (<= 0.5.x). | ||
| */ | ||
| def parse(line, factory) { | ||
| def slurper = new JsonSlurper() | ||
| def properties = slurper.parseText(line) | ||
| def outE = properties.remove("_outE") | ||
| def inE = properties.remove("_inE") | ||
| def vid = properties.remove("_id") | ||
| def vlabel = properties.remove("_label") ?: Vertex.DEFAULT_LABEL | ||
| def vertex = factory.vertex(vid, vlabel) | ||
| properties.each { def key, def value -> | ||
| vertex.property(key, value) | ||
| } | ||
| if (outE != null) { | ||
| outE.each { def e -> | ||
| def eid = e.remove("_id") | ||
| def elabel = e.remove("_label") ?: Edge.DEFAULT_LABEL | ||
| def inV = factory.vertex(e.remove("_inV")) | ||
| edge = factory.edge(vertex, inV, elabel) | ||
| e.each { def key, def value -> | ||
| edge.property(key, value) | ||
| } | ||
| } | ||
| } | ||
| if (inE != null) { | ||
| inE.each { def e -> | ||
| def eid = e.remove("_id") | ||
| def elabel = e.remove("_label") | ||
| def outV = factory.vertex(e.remove("_outV")) | ||
| edge = factory.edge(outV, vertex, elabel) | ||
| e.each { def key, def value -> | ||
| edge.property(key, value) | ||
| } | ||
| } | ||
| } | ||
| return vertex | ||
| } |