@Override
public void execute(Tuple tuple, BasicOutputCollector collector) {
String word = tuple.getString(0);
Integer count = counts.get(word);
if (count == null) count = 0;
count++;
counts.put(word, count);
collector.emit(new Values(word, count));
}
@Override
public void execute(Tuple input, BasicOutputCollector collector) {
String line = input.getString(0);
String[] fields = line.split(seprator);
try {
pstmt = conn.prepareStatement(insertSql);
for (int i = 0; i < fields.length; i++) {
pstmt.setString(i + 1, fields[i]);
}
pstmt.executeUpdate();
} catch (SQLException e) {
log.error("数据插入失败", e);
throw new RuntimeException("数据插入失败", e);
}
collector.emit(new Values(line));
}
@Override
public void execute(Tuple input, BasicOutputCollector collector) {
collector.emit(input.getValues());
}
