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#Java - Code Snippets for '#Transformer' - 2 code snippet(s) found

 Sample 1. Usage of javax.xml.transform.Transformer, TransformerFactory

TransformerFactory tFactory = TransformerFactory.newInstance();

Transformer transformer = tFactory.newTransformer(
new StreamSource(styleSheet)
);

transformer.transform(new StreamSource(xml), new StreamResult(out));

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 Sample 2. Code Sample / Example / Snippet of org.apache.spark.ml.feature.SQLTransformer

  public static void main(String[] args) {



SparkConf conf = new SparkConf().setAppName("JavaSQLTransformerExample");

JavaSparkContext jsc = new JavaSparkContext(conf);

SQLContext sqlContext = new SQLContext(jsc);



JavaRDD<Row> jrdd = jsc.parallelize(Arrays.asList(

RowFactory.create(0, 1.0, 3.0),

RowFactory.create(2, 2.0, 5.0)

));

StructType schema = new StructType(new StructField [] {

new StructField("id", DataTypes.IntegerType, false, Metadata.empty()),

new StructField("v1", DataTypes.DoubleType, false, Metadata.empty()),

new StructField("v2", DataTypes.DoubleType, false, Metadata.empty())

});

DataFrame df = sqlContext.createDataFrame(jrdd, schema);



SQLTransformer sqlTrans = new SQLTransformer().setStatement(

"SELECT *, (v1 + v2) AS v3, (v1 * v2) AS v4 FROM __THIS__");



sqlTrans.transform(df).show();

}


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