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Use StringWriter to prevent race condition in println

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This commit is contained in:
Lucas Wiman 2016-02-14 22:48:20 -08:00
parent 1fbefcac31
commit 70ee6c601c
1 changed files with 17 additions and 7 deletions
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24
javase/src/main/java/com/google/zxing/client/j2se/DecodeWorker.java
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@ -34,6 +34,7 @@ import com.google.zxing.multi.MultipleBarcodeReader;
import javax.imageio.ImageIO; import javax.imageio.ImageIO;
import java.awt.image.BufferedImage; import java.awt.image.BufferedImage;
import java.io.IOException; import java.io.IOException;
import java.io.StringWriter;
import java.net.URI; import java.net.URI;
import java.nio.charset.StandardCharsets; import java.nio.charset.StandardCharsets;
import java.nio.file.Files; import java.nio.file.Files;
@ -149,21 +150,30 @@ final class DecodeWorker implements Callable<Integer> {
if (config.brief) { if (config.brief) {
System.out.println(uri + ": Success"); System.out.println(uri + ": Success");
} else { } else {
for (Result result : results) { StringWriter output = new StringWriter();
for (int resultIndex = 0; resultIndex < results.length; resultIndex++) {
Result result = results[resultIndex];
ParsedResult parsedResult = ResultParser.parseResult(result); ParsedResult parsedResult = ResultParser.parseResult(result);
System.out.println(uri + output.write(uri +
" (format: " + result.getBarcodeFormat() + " (format: " + result.getBarcodeFormat() +
", type: " + parsedResult.getType() + "):\n" + ", type: " + parsedResult.getType() + "):\n" +
"Raw result:\n" + "Raw result:\n" +
result.getText() + "\n" + result.getText() + "\n" +
"Parsed result:\n" + "Parsed result:\n" +
parsedResult.getDisplayResult()); parsedResult.getDisplayResult() + "\n");
System.out.println("Found " + result.getResultPoints().length + " result points."); output.write("Found " + result.getResultPoints().length + " result points.\n");
for (int i = 0; i < result.getResultPoints().length; i++) { for (int pointIndex = 0; pointIndex < result.getResultPoints().length; pointIndex++) {
ResultPoint rp = result.getResultPoints()[i]; ResultPoint rp = result.getResultPoints()[pointIndex];
System.out.println(" Point " + i + ": (" + rp.getX() + ',' + rp.getY() + ')'); output.write(" Point " + pointIndex + ": (" + rp.getX() + ',' + rp.getY() + ')');
if (pointIndex != result.getResultPoints().length - 1) {
output.write('\n');
} }
} }
if (resultIndex != results.length - 1) {
output.write('\n');
}
}
System.out.println(output.toString());
} }
return results; return results;