public static void main(String[] args) throws Exception {
File symbolsFile = new File("entries.txt");
SymbolFileReader reader = new SymbolFileReader(symbolsFile);
SymbolExtractor extractor = new SymbolExtractor(reader);
EntryOcr ocr = new EntryOcr();
for (int i = 0; i < 3; i++) {
List<String> symbols = extractor.extractNextLine();
System.out.println(ocr.recognize(symbols));
}
}
@Test
public void canExtractTwoSymbolsFromLine() throws Exception {
String xSymbol = "";
xSymbol += "xxx\n";
xSymbol += "xxx\n";
xSymbol += "xxx\n";
String ySymbol = "";
ySymbol += "yyy\n";
ySymbol += "yyy\n";
ySymbol += "yyy\n";
String symbols = "";
symbols += "xxxyyy\n";
symbols += "xxxyyy\n";
symbols += "xxxyyy\n";
when(symbolReader.nextLine()).thenReturn(symbols);
List<String> expectedSymbols = new ArrayList<>();
expectedSymbols.add(xSymbol);
expectedSymbols.add(ySymbol);
assertEquals(expectedSymbols, symbolExtractor.extractNextLine());
}
@Test
public void canExtractOneSymbolFromLine() throws Exception {
String symbol = "";
symbol += "xxx\n";
symbol += "xxx\n";
symbol += "xxx\n";
when(symbolReader.nextLine()).thenReturn(symbol);
List<String> expectedSymbols = asList(symbol);
assertEquals(expectedSymbols, symbolExtractor.extractNextLine());
}
private SubPlan buildFragment(
PlanNode root, FragmentProperties properties, PlanFragmentId fragmentId) {
Set<Symbol> dependencies = SymbolExtractor.extract(root);
PlanFragment fragment =
new PlanFragment(
fragmentId,
root,
Maps.filterKeys(types, in(dependencies)),
properties.getOutputLayout(),
properties.getDistribution(),
properties.getDistributeBy(),
properties.getOutputPartitioning(),
properties.getPartitionBy(),
properties.getNullPartitionPolicy(),
properties.getHash());
return new SubPlan(fragment, properties.getChildren());
}