package cc.twittertools.index;
import java.io.File;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.CommandLineParser;
import org.apache.commons.cli.GnuParser;
import org.apache.commons.cli.HelpFormatter;
import org.apache.commons.cli.OptionBuilder;
import org.apache.commons.cli.Options;
import org.apache.commons.cli.ParseException;
import cc.twittertools.corpus.data.JsonStatusCorpusReader;
import cc.twittertools.corpus.data.Status;
import cc.twittertools.corpus.data.StatusStream;
public class ExtractTweetidsFromCollection {
private static final String COLLECTION_OPTION = "collection";
@SuppressWarnings("static-access")
public static void main(String[] args) throws Exception {
Options options = new Options();
options.addOption(OptionBuilder.withArgName("dir").hasArg()
.withDescription("source collection directory").create(COLLECTION_OPTION));
CommandLine cmdline = null;
CommandLineParser parser = new GnuParser();
try {
cmdline = parser.parse(options, args);
} catch (ParseException exp) {
System.err.println("Error parsing command line: " + exp.getMessage());
System.exit(-1);
}
if (!cmdline.hasOption(COLLECTION_OPTION)) {
HelpFormatter formatter = new HelpFormatter();
formatter.printHelp(ExtractTweetidsFromCollection.class.getName(), options);
System.exit(-1);
}
String collectionPath = cmdline.getOptionValue(COLLECTION_OPTION);
File file = new File(collectionPath);
if (!file.exists()) {
System.err.println("Error: " + file + " does not exist!");
System.exit(-1);
}
StatusStream stream = new JsonStatusCorpusReader(file);
Status status;
while ((status = stream.next()) != null) {
System.out.println(status.getId() + "\t" + status.getScreenname());
}
}
}