io.trane.future.Future.map()方法的使用及代码示例

x33g5p2x  于2022-01-19 转载在 其他  
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本文整理了Java中io.trane.future.Future.map()方法的一些代码示例,展示了Future.map()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。Future.map()方法的具体详情如下:
包路径:io.trane.future.Future
类名称:Future
方法名:map

Future.map介绍

[英]Maps the result of this future to another value.
[中]将此未来的结果映射到另一个值。

代码示例

代码示例来源:origin: traneio/future

@Override
 final Future<R> apply(final Future<T> result) {
  return result.map(f);
 }
}

代码示例来源:origin: traneio/future

@Override
public <U, R> Future<R> biMap(final Future<U> other, final BiFunction<? super T, ? super U, ? extends R> f) {
 return other.map(u -> f.apply(value, u));
}

代码示例来源:origin: traneio/ndbc

private final Future<List<MysqlRow>> conv(final Future<List<Row>> f) {
  return f.map(l -> l.stream().map(MysqlRow::create).collect(Collectors.toList()));
 }
}

代码示例来源:origin: traneio/ndbc

private final Future<List<PostgresRow>> conv(final Future<List<Row>> f) {
  return f.map(l -> l.stream().map(PostgresRow::create).collect(Collectors.toList()));
 }
}

代码示例来源:origin: traneio/ndbc

public Future<List<T>> toList() {
 ArrayList<T> unsynchronized = new ArrayList<>();
 List<T> results = Collections.synchronizedList(unsynchronized);
 return foreach(results::add).map(v -> unsynchronized);
}

代码示例来源:origin: traneio/ndbc

default public <R> Exchange<R> map(final Function<T, R> f) {
 return channel -> run(channel).map(f::apply);
}

代码示例来源:origin: traneio/future

@Benchmark
public String mapConstN() throws CheckedFutureException {
 Future<String> f = constFuture;
 for (int i = 0; i < N.n; i++)
  f = f.map(mapF);
 return f.get(Duration.ofMillis(Long.MAX_VALUE));
}

代码示例来源:origin: traneio/future

@Benchmark
public String mapConst() throws CheckedFutureException {
 return constFuture.map(mapF).get(Duration.ofMillis(Long.MAX_VALUE));
}

代码示例来源:origin: traneio/ndbc

@Override
public final Future<NettyChannel> get() {
 final NettyChannel channel = new NettyChannel(charset);
 return bootstrap(channel).map(v -> channel);
}

代码示例来源:origin: traneio/ndbc

@Override
public final Future<Boolean> isValid() {
 return query(isValidQuery).map(r -> true).rescue(e -> Future.FALSE);
}

代码示例来源:origin: traneio/ndbc

@Override
public Future<Boolean> isValid() {
 return query(isValidQuery).map(r -> true).rescue(e -> Future.FALSE);
}

代码示例来源:origin: traneio/ndbc

default public Exchange<T> onSuccess(final Function<T, Exchange<?>> f) {
 return channel -> run(channel).flatMap(v -> f.apply(v).run(channel).map(ign -> v));
}

代码示例来源:origin: traneio/future

@Benchmark
public String setValueN() throws CheckedFutureException {
 Promise<String> p = Promise.<String>apply();
 Future<String> f = p;
 for (int i = 0; i < N.n; i++)
  f = f.map(mapF);
 p.setValue(string);
 return f.get(Duration.ofMillis(Long.MAX_VALUE));
}

代码示例来源:origin: traneio/future

@Benchmark
public String mapPromiseN() throws CheckedFutureException {
 Promise<String> p = Promise.<String>apply();
 Future<String> f = p;
 for (int i = 0; i < N.n; i++)
  f = f.map(mapF);
 p.setValue(string);
 return f.get(Duration.ofMillis(Long.MAX_VALUE));
}

代码示例来源:origin: traneio/ndbc

@Override
public Flow<Row> stream(PreparedStatement query) {
  final Optional<Connection> transaction = currentTransaction.get();
  if (transaction.isPresent())
    throw new UnsupportedOperationException("Streaming doesn't support transactions.");
  else
    return Flow.from(pool.acquire().map(c -> c.stream(query).onComplete(() -> pool.release(c))));
}

代码示例来源:origin: traneio/future

/**
 * Selects the index of the first satisfied future.
 *
 * @param list  the list of futures to select from
 * @return      a future with the index of the first satisfied future of the list.
 */
public static <T> Future<Integer> selectIndex(final List<Future<T>> list) {
 switch (list.size()) {
 case 0:
  return Future.exception(new IllegalArgumentException("Can't select from empty list."));
 case 1:
  return list.get(0).map(v -> 0);
 default:
  final Promise<Integer> p = Promise.apply(list);
  int i = 0;
  for (final Future<?> f : list) {
   if (f instanceof SatisfiedFuture)
    return Future.value(i);
   final int ii = i;
   f.ensure(() -> p.becomeIfEmpty(Future.value(ii)));
   i++;
  }
  return p;
 }
}

代码示例来源:origin: traneio/ndbc

@Test
public void transactionLocalFailure() throws CheckedFutureException {
 final PreparedStatement ps = PreparedStatement.create("DELETE FROM " + table + " WHERE s = ?").setString("s");
 try {
  ds.transactional(() -> ds.execute(ps).map(v -> {
   throw new IllegalStateException();
  })).get(timeout);
  assertTrue(false);
 } catch (final IllegalStateException ex) {
 }
 final Iterator<Row> rows = ds.query("SELECT * FROM " + table).get(timeout).iterator();
 assertTrue(rows.hasNext());
}

代码示例来源:origin: traneio/ndbc

public final Flow<Row> stream(final PreparedStatement query) {
 Future<Fetch> fetch = run(extendedQueryStreamExchange.apply(query.query(), query.params()));
 return Flow.batched(i -> {
  Future<Flow<Row>> fut = fetch.flatMap(f -> run(f.fetch(i.intValue()))).map(Flow::from);
  return Flow.from(fut);
 });
}

代码示例来源:origin: traneio/ndbc

@Override
public Flow<Row> stream(PreparedStatement query) {
 Future<Fetch> fetch = run(extendedQueryStreamExchange.apply(query.query(), query.params()));
 return Flow.batched(i -> {
  Future<Flow<Row>> fut = fetch.flatMap(f -> run(f.apply(i.intValue()))).map(Flow::from);
  return Flow.from(fut);
 });
}

代码示例来源:origin: traneio/ndbc

.apply(config.user(), config.password(), config.database(), "utf8").run(channel).map(connectionId -> {
 return new io.trane.ndbc.mysql.Connection(channel, connectionId, marshallers, config.queryTimeout(),
   config.scheduler(), simpleQueryExchange, simpleExecuteExchange, extendedQueryExchange,

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