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package br.ufrj.ppgi.greco.kettle; |
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import org.pentaho.di.core.exception.KettleException; |
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import org.pentaho.di.core.exception.KettleStepException; |
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import org.pentaho.di.core.row.RowDataUtil; |
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import org.pentaho.di.core.row.RowMetaInterface; |
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import org.pentaho.di.trans.Trans; |
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import org.pentaho.di.trans.TransMeta; |
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import org.pentaho.di.trans.step.BaseStep; |
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import org.pentaho.di.trans.step.StepDataInterface; |
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import org.pentaho.di.trans.step.StepInterface; |
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import org.pentaho.di.trans.step.StepMeta; |
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import org.pentaho.di.trans.step.StepMetaInterface; |
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import br.ufrj.ppgi.greco.kettle.plugin.tools.datatable.DataTable; |
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public class TurtleGeneratorStep extends BaseStep implements StepInterface { |
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int j = 0; |
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public TurtleGeneratorStep(StepMeta stepMeta, StepDataInterface stepDataInterface, int copyNr, TransMeta transMeta, |
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Trans trans) { |
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super(stepMeta, stepDataInterface, copyNr, transMeta, trans); |
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} |
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@Override |
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public boolean init(StepMetaInterface smi, StepDataInterface sdi) { |
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if (super.init(smi, sdi)) { |
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return true; |
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} else { |
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return false; |
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} |
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} |
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@Override |
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public void dispose(StepMetaInterface smi, StepDataInterface sdi) { |
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super.dispose(smi, sdi); |
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} |
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/** |
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* Metodo chamado para cada linha que entra no step |
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*/ |
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public boolean processRow(StepMetaInterface smi, StepDataInterface sdi) throws KettleException { |
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TurtleGeneratorStepMeta meta = (TurtleGeneratorStepMeta) smi; |
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TurtleGeneratorStepData data = (TurtleGeneratorStepData) sdi; |
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// Obtem linha do fluxo de entrada e termina caso nao haja mais entrada |
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Object[] row = getRow(); |
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if (row == null) { |
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setOutputDone(); |
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return false; |
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} |
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if (first) { |
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first = false; |
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RowMetaInterface rowMeta = getInputRowMeta(); |
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data.outputRowMeta = rowMeta.clone(); |
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// Adiciona os metadados do step atual |
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meta.getFields(data.outputRowMeta, getStepname(), null, null, this); |
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// Prefixos |
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String prefix = meta.getPrefixes().toString(); |
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prefix = prefix.replace("[", ""); |
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prefix = prefix.replace(", ", " <"); |
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prefix = prefix.replace("]", ">. "); |
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prefix = prefix.replace("<@", "@"); |
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prefix = prefix.replace(">. >.", ">."); |
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prefix = prefix.replace(" <>. ", ""); |
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prefix = prefix.replace(". ", "." + System.getProperty("line.separator")); |
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putOutRow(row, meta, data, prefix); |
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putOutRow(row, meta, data, ""); |
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putOutRow(row, meta, data, "#"); |
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putOutRow(row, meta, data, "# PROPERTIES DEFINITION"); |
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putOutRow(row, meta, data, "#"); |
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putOutRow(row, meta, data, ""); |
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DataTable<String> table = meta.getMapTable(); |
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for (int i = 0; i < table.size(); i++) { |
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String dimensionField = table.getValue(i, |
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TurtleGeneratorStepMeta.Field.MAP_TABLE_DIMENSIONS_FIELD_NAME.name()); |
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String labelDimensao = table.getValue(i, TurtleGeneratorStepMeta.Field.MAP_TABLE_LABELS_FIELD_NAME.name()); |
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String dimensionURIType = table.getValue(i, |
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TurtleGeneratorStepMeta.Field.MAP_TABLE_URI_TYPE_FIELD_NAME.name()); |
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if (dimensionField != null) { |
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putOutRow(row, meta, data, "exProp:" + removeSignals(dimensionField).toLowerCase() + " owl:sameAs <" + dimensionURIType + ">;"); |
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putOutRow(row, meta, data, " rdfs:label \"" + labelDimensao + "\"@en ."); |
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putOutRow(row, meta, data, ""); |
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} |
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} |
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if (TurtleGeneratorStepMeta.Field.MAP_TABLE_HIERARCHY_FIELD_NAME.name() != null) { |
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putOutRow(row, meta, data, "#"); |
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putOutRow(row, meta, data, "# HIERARCHIES"); |
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putOutRow(row, meta, data, "#"); |
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putOutRow(row, meta, data, ""); |
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table = meta.getMapTable2(); |
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for (int i = 0; i < table.size(); i++) { |
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String hierarquia = table.getValue(i, TurtleGeneratorStepMeta.Field.MAP_TABLE_HIERARCHY_FIELD_NAME.name()); |
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String hierarquiaDe = table.getValue(i, |
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TurtleGeneratorStepMeta.Field.MAP_TABLE_HIERARCHY_DE_FIELD_NAME.name()); |
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String hierarquiaLabel = table.getValue(i, |
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TurtleGeneratorStepMeta.Field.MAP_TABLE_HIERARCHY_LABEL_FIELD_NAME.name()); |
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String hierarquiaPara = table.getValue(i, |
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TurtleGeneratorStepMeta.Field.MAP_TABLE_HIERARCHY_PARA_FIELD_NAME.name()); |
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if (hierarquia != null && hierarquiaDe != null && hierarquiaPara != null) { |
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putOutRow(row, meta, data, "ex:" + removeSignals(hierarquiaDe).toLowerCase() + " a ex:" |
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+ removeSignals(hierarquia).toLowerCase() + " ;"); |
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putOutRow(row, meta, data, " obo:part_of ex:" + removeSignals(hierarquiaPara) + ";"); |
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putOutRow(row, meta, data, " rdfs:label \"" + hierarquiaLabel + "\"@en ."); |
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putOutRow(row, meta, data, ""); |
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} |
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} |
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} |
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} |
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DataTable<String> table = meta.getMapTable(); |
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String line = ""; |
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for (int i = 0; i < table.size(); i++) { |
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String dimensionField = table.getValue(i, TurtleGeneratorStepMeta.Field.MAP_TABLE_DIMENSIONS_FIELD_NAME.name()); |
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String dimension = getInputRowMeta().getString(row, dimensionField, ""); |
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if (!dimension.startsWith("http")) { |
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if (i == 0) { |
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line = " exProp:" + removeSignals(dimensionField).toLowerCase() + " " + "\"" + dimension + "\";"; |
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} else |
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line = " exProp:" + removeSignals(dimensionField).toLowerCase() + " " + "\"" + dimension + "\";"; |
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} else { |
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line = " exProp:" + removeSignals(dimensionField).toLowerCase() + " " + "<" + dimension + ">;"; |
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} |
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if (i == 0) { |
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line = "ex:obj" + j + line; |
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} |
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putOutRow(row, meta, data, line); |
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} |
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putOutRow(row, meta, data, " rdfs:label \"" + meta.getunity() + "\" ."); |
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putOutRow(row, meta, data, ""); |
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j++; |
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return true; |
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} |
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private void putOutRow(Object[] inputRow, TurtleGeneratorStepMeta meta, TurtleGeneratorStepData data, String turtle) |
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throws KettleStepException { |
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Object[] outputRow = null; |
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outputRow = new Object[0]; |
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outputRow = RowDataUtil.addValueData(outputRow, outputRow.length, turtle); |
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// Coloca linha no fluxo |
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putRow(data.outputRowMeta, outputRow); |
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} |
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private static String removeSignals(String value) { |
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if (value != null) { |
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return value.replaceAll("á", "a").replaceAll("à", "a").replaceAll("ä", "a").replaceAll("ã", "a") |
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.replaceAll("ú", "u").replaceAll("ù", "u").replaceAll("é", "e").replaceAll("è", "e") |
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.replaceAll("ó", "o").replaceAll("ò", "o").replaceAll("ú", "u").replaceAll("ç", "c") |
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.replaceAll("í", "i").replaceAll("ì", "i").replaceAll(" ", "").trim(); |
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} else { |
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return ""; |
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} |
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} |
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} |
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johncurcio /
ETL4LODPlus
