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Logging of random search results #16
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Jul 8, 2019
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55 changes: 55 additions & 0 deletions
55
AutoTuning/src/main/java/RandomSearch/RandomSearchLogger.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| package RandomSearch; | ||
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| import java.io.*; | ||
| import java.util.Date; | ||
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| public class RandomSearchLogger { | ||
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| private final FileWriter fileWriterCSV; | ||
| private String directory = "./rs-output/"; | ||
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| public RandomSearchLogger(String scenario, HyperparameterSpace hyperparameterSpace) { | ||
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| try { | ||
| // create directory for random search output if not yet created | ||
| new File(directory + scenario).mkdirs(); | ||
| File f = new File("rundata_" + new Date().getTime()); | ||
| fileWriterCSV = new FileWriter(directory + scenario + File.separator + f.getName() + ".csv"); | ||
| StringBuilder header = new StringBuilder(); | ||
| for (Parameter p : hyperparameterSpace.getHyperParameters()) { | ||
| header.append(p.getName() + ","); | ||
| } | ||
| fileWriterCSV.write(header.toString() + "runtime,coverage,performance" + "\n"); | ||
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| } catch (IOException e) { | ||
| throw new IllegalStateException("Error occurred creating file", e); | ||
| } | ||
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| } | ||
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| public void addValuesToLogging(HyperparameterSpace hyperparameterSpace) { | ||
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| try { | ||
| StringBuilder values = new StringBuilder(); | ||
| for (Parameter p : hyperparameterSpace.getHyperParameters()) { | ||
| values.append(p.getCurrentValue() + ","); | ||
| } | ||
| values.append(hyperparameterSpace.getRuntime() + ","); | ||
| values.append(hyperparameterSpace.getCoverage() + ","); | ||
| values.append(hyperparameterSpace.getPerformance()); | ||
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| fileWriterCSV.write(values.toString() + "\n"); | ||
| } catch (IOException e) { | ||
| throw new IllegalStateException("Error occurred writing in the file", e); | ||
| } | ||
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| } | ||
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| public void endLogging() { | ||
| try { | ||
| fileWriterCSV.close(); | ||
| } catch (IOException e) { | ||
| throw new IllegalStateException("Error occurred closing the file", e); | ||
| } | ||
| } | ||
| } |
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19 changes: 19 additions & 0 deletions
19
AutoTuning/src/test/java/RandomSearch/RandomSearchLoggerTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,19 @@ | ||
| package RandomSearch; | ||
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| import org.junit.Test; | ||
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| import static org.junit.Assert.*; | ||
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| public class RandomSearchLoggerTest { | ||
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| @Test | ||
| public void testFileCreation(){ | ||
| //Given | ||
| HyperparameterSpace hyperparameterSpace = new HyperparameterSpace(); | ||
| RandomSearchLogger logger = new RandomSearchLogger("Titanic", hyperparameterSpace); | ||
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| logger.endLogging(); | ||
| } | ||
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| } |