|
| 1 | +/* |
| 2 | + * Licensed to the Apache Software Foundation (ASF) under one or more |
| 3 | + * contributor license agreements. See the NOTICE file distributed with |
| 4 | + * this work for additional information regarding copyright ownership. |
| 5 | + * The ASF licenses this file to You under the Apache License, Version 2.0 |
| 6 | + * (the "License"); you may not use this file except in compliance with |
| 7 | + * the License. You may obtain a copy of the License at |
| 8 | + * |
| 9 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | + * |
| 11 | + * Unless required by applicable law or agreed to in writing, software |
| 12 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | + * See the License for the specific language governing permissions and |
| 15 | + * limitations under the License. |
| 16 | + */ |
| 17 | + |
| 18 | +package org.apache.spark.mllib.export |
| 19 | + |
| 20 | +import java.io.File |
| 21 | +import javax.xml.transform.stream.StreamResult |
| 22 | + |
| 23 | +import org.jpmml.model.JAXBUtil |
| 24 | + |
| 25 | +import org.apache.spark.mllib.export.pmml.PMMLModelExport |
| 26 | + |
| 27 | +object ModelExporter { |
| 28 | + |
| 29 | + /** |
| 30 | + * Export the input model to the stream result in PMML format |
| 31 | + */ |
| 32 | + def toPMML(inputModel: Any, streamResult: StreamResult): Unit = { |
| 33 | + val modelExport = ModelExportFactory.createModelExport(inputModel, ModelExportType.PMML) |
| 34 | + val pmml = modelExport.asInstanceOf[PMMLModelExport].getPmml() |
| 35 | + JAXBUtil.marshalPMML(pmml, streamResult) |
| 36 | + } |
| 37 | + |
| 38 | + /** |
| 39 | + * Export the input model to a local path in PMML format |
| 40 | + */ |
| 41 | + def toPMML(inputModel: Any, localPath: String): Unit = { |
| 42 | + toPMML(inputModel, new StreamResult(new File(localPath))) |
| 43 | + } |
| 44 | + |
| 45 | +} |
0 commit comments