io.vavr.collection.Vector.append()方法的使用及代码示例

x33g5p2x  于2022-02-01 转载在 其他  
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本文整理了Java中io.vavr.collection.Vector.append()方法的一些代码示例,展示了Vector.append()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。Vector.append()方法的具体详情如下:
包路径:io.vavr.collection.Vector
类名称:Vector
方法名:append

Vector.append介绍

暂无

代码示例

代码示例来源:origin: vavr-io/vavr

@Override
public <T1, T2, T3> Tuple3<Vector<T1>, Vector<T2>, Vector<T3>> unzip3(Function<? super T, Tuple3<? extends T1, ? extends T2, ? extends T3>> unzipper) {
  Objects.requireNonNull(unzipper, "unzipper is null");
  Vector<T1> xs = empty();
  Vector<T2> ys = empty();
  Vector<T3> zs = empty();
  for (int i = 0; i < length(); i++) {
    final Tuple3<? extends T1, ? extends T2, ? extends T3> t = unzipper.apply(get(i));
    xs = xs.append(t._1);
    ys = ys.append(t._2);
    zs = zs.append(t._3);
  }
  return Tuple.of(xs, ys, zs);
}

代码示例来源:origin: vavr-io/vavr

@Override
public Vector<Vector<T>> permutations() {
  if (isEmpty()) {
    return empty();
  } else if (length() == 1) {
    return of(this);
  } else {
    Vector<Vector<T>> results = empty();
    for (T t : distinct()) {
      for (Vector<T> ts : remove(t).permutations()) {
        results = results.append(of(t).appendAll(ts));
      }
    }
    return results;
  }
}

代码示例来源:origin: vavr-io/vavr

@Override
public <T1, T2> Tuple2<Vector<T1>, Vector<T2>> unzip(Function<? super T, Tuple2<? extends T1, ? extends T2>> unzipper) {
  Objects.requireNonNull(unzipper, "unzipper is null");
  Vector<T1> xs = empty();
  Vector<T2> ys = empty();
  for (int i = 0; i < length(); i++) {
    final Tuple2<? extends T1, ? extends T2> t = unzipper.apply(get(i));
    xs = xs.append(t._1);
    ys = ys.append(t._2);
  }
  return Tuple.of(xs, ys);
}

代码示例来源:origin: io.vavr/vavr

@Override
public Vector<Vector<T>> permutations() {
  if (isEmpty()) {
    return empty();
  } else if (length() == 1) {
    return of(this);
  } else {
    Vector<Vector<T>> results = empty();
    for (T t : distinct()) {
      for (Vector<T> ts : remove(t).permutations()) {
        results = results.append(of(t).appendAll(ts));
      }
    }
    return results;
  }
}

代码示例来源:origin: vavr-io/vavr

/**
 * Reduces many {@code Option}s into a single {@code Option} by transforming an
 * {@code Iterable<Option<? extends T>>} into a {@code Option<Seq<T>>}. If any of
 * the Options are {@link Option.None}, then this returns {@link Option.None}.
 *
 * @param values An {@code Iterable} of {@code Option}s
 * @param <T>    type of the Options
 * @return An {@code Option} of a {@link Seq} of results
 * @throws NullPointerException if {@code values} is null
 */
static <T> Option<Seq<T>> sequence(Iterable<? extends Option<? extends T>> values) {
  Objects.requireNonNull(values, "values is null");
  Vector<T> vector = Vector.empty();
  for (Option<? extends T> value : values) {
    if (value.isEmpty()) {
      return Option.none();
    }
    vector = vector.append(value.get());
  }
  return Option.some(vector);
}

代码示例来源:origin: vavr-io/vavr

/**
 * Reduces many {@code Try}s into a single {@code Try} by transforming an
 * {@code Iterable<Try<? extends T>>} into a {@code Try<Seq<T>>}. If any of
 * the {@code Try}s are {@link Try.Failure}, then this returns a {@link Try.Failure}.
 *
 * @param values An {@link Iterable} of {@code Try}s
 * @param <T>    type of the Trys
 * @return A {@code Try} of a {@link Seq} of results
 * @throws NullPointerException if {@code values} is null
 */
static <T> Try<Seq<T>> sequence(Iterable<? extends Try<? extends T>> values) {
  Objects.requireNonNull(values, "values is null");
  Vector<T> vector = Vector.empty();
  for (Try<? extends T> value : values) {
    if (value.isFailure()) {
      return Try.failure(value.getCause());
    }
    vector = vector.append(value.get());
  }
  return Try.success(vector);
}

代码示例来源:origin: vavr-io/vavr

for (Either<? extends L, ? extends R> either : eithers) {
  if (either.isRight()) {
    rightValues = rightValues.append(either.get());
  } else {
    return Either.left(either.getLeft());

代码示例来源:origin: martincooper/java-datatable

/**
 * Adds - Appends a new item to the end of the vector.
 *
 * @param vector The vector to add the item to.
 * @param item The item to add.
 * @param <T> The vector type.
 * @return Returns the new vector with the item added.
 */
public static <T> Try<Vector<T>> addItem(Vector<T> vector, T item) {
  return Try.success(vector.append(item));
}

代码示例来源:origin: io.vavr/vavr

@Override
public <T1, T2, T3> Tuple3<Vector<T1>, Vector<T2>, Vector<T3>> unzip3(Function<? super T, Tuple3<? extends T1, ? extends T2, ? extends T3>> unzipper) {
  Objects.requireNonNull(unzipper, "unzipper is null");
  Vector<T1> xs = empty();
  Vector<T2> ys = empty();
  Vector<T3> zs = empty();
  for (int i = 0; i < length(); i++) {
    final Tuple3<? extends T1, ? extends T2, ? extends T3> t = unzipper.apply(get(i));
    xs = xs.append(t._1);
    ys = ys.append(t._2);
    zs = zs.append(t._3);
  }
  return Tuple.of(xs, ys, zs);
}

代码示例来源:origin: io.vavr/vavr

@Override
public <T1, T2> Tuple2<Vector<T1>, Vector<T2>> unzip(Function<? super T, Tuple2<? extends T1, ? extends T2>> unzipper) {
  Objects.requireNonNull(unzipper, "unzipper is null");
  Vector<T1> xs = empty();
  Vector<T2> ys = empty();
  for (int i = 0; i < length(); i++) {
    final Tuple2<? extends T1, ? extends T2> t = unzipper.apply(get(i));
    xs = xs.append(t._1);
    ys = ys.append(t._2);
  }
  return Tuple.of(xs, ys);
}

代码示例来源:origin: martincooper/java-datatable

/**
 * Adds / Appends and item to the end of the column.
 *
 * @param value The value to append.
 * @return Returns a new DataColumn with the new item appended.
 */
public Try<DataColumn<T>> addItem(T value) {
  return Try.success(createColumn(this.data.append(value)));
}

代码示例来源:origin: io.vavr/vavr

/**
 * Reduces many {@code Option}s into a single {@code Option} by transforming an
 * {@code Iterable<Option<? extends T>>} into a {@code Option<Seq<T>>}. If any of
 * the Options are {@link Option.None}, then this returns {@link Option.None}.
 *
 * @param values An {@code Iterable} of {@code Option}s
 * @param <T>    type of the Options
 * @return An {@code Option} of a {@link Seq} of results
 * @throws NullPointerException if {@code values} is null
 */
static <T> Option<Seq<T>> sequence(Iterable<? extends Option<? extends T>> values) {
  Objects.requireNonNull(values, "values is null");
  Vector<T> vector = Vector.empty();
  for (Option<? extends T> value : values) {
    if (value.isEmpty()) {
      return Option.none();
    }
    vector = vector.append(value.get());
  }
  return Option.some(vector);
}

代码示例来源:origin: io.vavr/vavr

/**
 * Reduces many {@code Try}s into a single {@code Try} by transforming an
 * {@code Iterable<Try<? extends T>>} into a {@code Try<Seq<T>>}. If any of
 * the {@code Try}s are {@link Try.Failure}, then this returns a {@link Try.Failure}.
 *
 * @param values An {@link Iterable} of {@code Try}s
 * @param <T>    type of the Trys
 * @return A {@code Try} of a {@link Seq} of results
 * @throws NullPointerException if {@code values} is null
 */
static <T> Try<Seq<T>> sequence(Iterable<? extends Try<? extends T>> values) {
  Objects.requireNonNull(values, "values is null");
  Vector<T> vector = Vector.empty();
  for (Try<? extends T> value : values) {
    if (value.isFailure()) {
      return Try.failure(value.getCause());
    }
    vector = vector.append(value.get());
  }
  return Try.success(vector);
}

代码示例来源:origin: io.vavr/vavr

for (Either<? extends L, ? extends R> either : eithers) {
  if (either.isRight()) {
    rightValues = rightValues.append(either.get());
  } else {
    return Either.left(either.getLeft());

代码示例来源:origin: martincooper/java-datatable

/**
 * Attempts to add / append a new item to the end of the column.
 * A type check is performed before addition.
 *
 * @param value The item required to be added.
 * @return Returns a Success with the new modified DataColumn, or a Failure.
 */
@Override
public Try<IDataColumn> add(Object value) {
  return Match(GenericExtensions.tryCast(this.type, value)).of(
      Case($Success($()), typedVal -> Try.of(() -> createColumn(this.data.append(typedVal)))),
      Case($Failure($()), DataTableException.tryError("tryAdd failed. Item of invalid type passed."))
  );
}

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