コード例 #1
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ファイル: Query.cs プロジェクト: zub786/google-cloud-dotnet
 private InternalFilter(FieldPath field, int op, Value value)
 {
     Field  = field;
     _op    = op;
     _value = value;
 }
コード例 #2
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ファイル: Query.cs プロジェクト: zub786/google-cloud-dotnet
 private Query OrderBy(string fieldPath, Direction direction)
 {
     GaxPreconditions.CheckNotNullOrEmpty(fieldPath, nameof(fieldPath));
     return(OrderBy(FieldPath.FromDotSeparatedString(fieldPath), direction));
 }
コード例 #3
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ファイル: Query.cs プロジェクト: zub786/google-cloud-dotnet
 internal InternalOrdering(FieldPath field, Direction direction)
 {
     Field     = field;
     Direction = direction;
 }
コード例 #4
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ファイル: Query.cs プロジェクト: zub786/google-cloud-dotnet
        // Note: the two general Where methods were originally public, accepting a public QueryOperator enum.
        // If we ever want to make them public again, we should reinstate the QueryOperator enum to avoid an API
        // dependency on the proto enum.

        /// <summary>
        /// Add a filter for the given field path.
        /// </summary>
        /// <remarks>
        /// This call adds additional filters to any previously-specified ones.
        /// </remarks>
        /// <param name="fieldPath">The dot-separated field path to filter on. Must not be null or empty.</param>
        /// <param name="op">The filter operator. Must not be null.</param>
        /// <param name="value">The value to compare in the filter.</param>
        /// <returns>A new query based on the current one, but with the additional specified filter applied.</returns>
        private Query Where(string fieldPath, FieldOp op, object value)
        {
            GaxPreconditions.CheckNotNullOrEmpty(fieldPath, nameof(fieldPath));
            return(Where(FieldPath.FromDotSeparatedString(fieldPath), op, value));
        }
コード例 #5
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ファイル: Query.cs プロジェクト: zub786/google-cloud-dotnet
 /// <summary>
 /// Adds an additional descending ordering by the specified path.
 /// </summary>
 /// <remarks>
 /// <para>
 /// Unlike LINQ's OrderBy method, this call adds additional subordinate orderings to any
 /// additionally specified. So <c>query.OrderBy("foo").OrderByDescending("bar")</c> is similar
 /// to a LINQ <c>query.OrderBy(x => x.Foo).ThenByDescending(x => x.Bar)</c>.
 /// </para>
 /// <para>
 /// This method cannot be called after a start/end cursor has been specified with
 /// <see cref="StartAt(object[])"/>, <see cref="StartAfter(object[])"/>, <see cref="EndAt(object[])"/> or <see cref="EndBefore(object[])"/>.
 /// </para>
 /// </remarks>
 /// <param name="fieldPath">The field path to order by. Must not be null.</param>
 /// <returns>A new query based on the current one, but with the additional specified ordering applied.</returns>
 public Query OrderByDescending(FieldPath fieldPath) => OrderBy(GaxPreconditions.CheckNotNull(fieldPath, nameof(fieldPath)), Direction.Descending);
コード例 #6
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 /// <summary>
 /// Adds an operation to update a document's data in this transaction.
 /// </summary>
 /// <param name="documentReference">A document reference indicating the path of the document to update. Must not be null.</param>
 /// <param name="updates">The updates to perform on the document, keyed by the dot-separated field path to update. Fields not present in this dictionary are not updated. Must not be null or empty.</param>
 /// <param name="precondition">Optional precondition for updating the document. May be null, which is equivalent to <see cref="Precondition.MustExist"/>.</param>
 public void Update(DocumentReference documentReference, IDictionary <string, object> updates, Precondition precondition = null)
 {
     GaxPreconditions.CheckNotNull(updates, nameof(updates));
     Update(documentReference, updates.ToDictionary(pair => FieldPath.FromDotSeparatedString(pair.Key), pair => pair.Value), precondition);
 }
コード例 #7
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ファイル: Query.cs プロジェクト: zub786/google-cloud-dotnet
 /// <summary>
 /// Returns a query with a filter specifying that the value in <paramref name="fieldPath"/> must be greater than or
 /// equal to <paramref name="value"/>.
 /// </summary>
 /// <remarks>
 /// This call adds additional filters to any previously-specified ones.
 /// </remarks>
 /// <param name="fieldPath">The field path to filter on. Must not be null.</param>
 /// <param name="value">The value to compare in the filter.</param>
 /// <returns>A new query based on the current one, but with the additional specified filter applied.</returns>
 public Query WhereGreaterThanOrEqualTo(FieldPath fieldPath, object value) =>
 Where(fieldPath, FieldOp.GreaterThanOrEqual, value);
コード例 #8
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ファイル: Query.cs プロジェクト: zub786/google-cloud-dotnet
 /// <summary>
 /// Returns a query with a filter specifying that the value in <paramref name="fieldPath"/> must be less than
 /// <paramref name="value"/>.
 /// </summary>
 /// <remarks>
 /// This call adds additional filters to any previously-specified ones.
 /// </remarks>
 /// <param name="fieldPath">The field path to filter on. Must not be null.</param>
 /// <param name="value">The value to compare in the filter.</param>
 /// <returns>A new query based on the current one, but with the additional specified filter applied.</returns>
 public Query WhereLessThan(FieldPath fieldPath, object value) =>
 Where(fieldPath, FieldOp.LessThan, value);
コード例 #9
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ファイル: Query.cs プロジェクト: zub786/google-cloud-dotnet
 /// <summary>
 /// Returns a query with a filter specifying that the value in <paramref name="fieldPath"/> must be less than or
 /// equal to <paramref name="value"/>.
 /// </summary>
 /// <remarks>
 /// This call adds additional filters to any previously-specified ones.
 /// </remarks>
 /// <param name="fieldPath">The field path to filter on. Must not be null.</param>
 /// <param name="value">The value to compare in the filter.</param>
 /// <returns>A new query based on the current one, but with the additional specified filter applied.</returns>
 public Query WhereLessThanOrEqualTo(FieldPath fieldPath, object value) =>
 Where(fieldPath, FieldOp.LessThanOrEqual, value);
コード例 #10
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 /// <summary>
 /// Determines whether or not the given field path is present in the document. If this snapshot represents
 /// a missing document, this method will always return false.
 /// </summary>
 /// <param name="path">The field path to check. Must not be null.</param>
 /// <returns>true if the specified path represents a field in the document; false otherwise</returns>
 public bool ContainsField(FieldPath path) => ExtractValue(path) != null;
コード例 #11
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ファイル: Query.cs プロジェクト: zub786/google-cloud-dotnet
 /// <summary>
 /// Returns a query with a filter specifying that the value in <paramref name="fieldPath"/> must be
 /// equal to <paramref name="value"/>.
 /// </summary>
 /// <remarks>
 /// This call adds additional filters to any previously-specified ones.
 /// </remarks>
 /// <param name="fieldPath">The field path to filter on. Must not be null.</param>
 /// <param name="value">The value to compare in the filter.</param>
 /// <returns>A new query based on the current one, but with the additional specified filter applied.</returns>
 public Query WhereEqualTo(FieldPath fieldPath, object value) =>
 Where(fieldPath, FieldOp.Equal, value);
コード例 #12
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 /// <summary>
 /// Determines whether or not the given field path is present in the document. If this snapshot represents
 /// a missing document, this method will always return false.
 /// </summary>
 /// <param name="path">The dot-separated field path to check. Must not be null or empty.</param>
 /// <returns>true if the specified path represents a field in the document; false otherwise</returns>
 public bool ContainsField(string path) => ContainsField(FieldPath.FromDotSeparatedString(path));
コード例 #13
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 /// <summary>
 /// Attempts to fetch the given field path from the document, returning whether or not it was found, and deserializing
 /// it if it was found.
 /// </summary>
 /// <remarks>
 /// This method does not throw an exception if the field is not found, but does throw an exception if the field was found
 /// but cannot be deserialized.
 /// </remarks>
 /// <typeparam name="T">The type to deserialize the value to, if it is found.</typeparam>
 /// <param name="path">The dot-separated field path to fetch. Must not be null or empty</param>
 /// <param name="value">When this method returns, contains the deserialized value if the field was found, or the default value
 /// of <typeparamref name="T"/> otherwise.</param>
 /// <returns>true if the field was found; false otherwise.</returns>
 public bool TryGetValue <T>(string path, out T value) => TryGetValue(FieldPath.FromDotSeparatedString(path), out value);
コード例 #14
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 /// <summary>
 /// Fetches a field value from the document, throwing an exception if the field does not exist.
 /// </summary>
 /// <param name="path">The dot-separated field path to fetch. Must not be null or empty</param>
 /// <exception cref="InvalidOperationException">The field does not exist in the document data.</exception>
 /// <returns>The deserialized value.</returns>
 public T GetValue <T>(string path) => GetValue <T>(FieldPath.FromDotSeparatedString(path));
コード例 #15
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 /// <summary>
 /// Asynchronously performs a set of updates on the document referred to by this path, with an optional precondition.
 /// </summary>
 /// <param name="updates">The updates to perform on the document, keyed by the dot-separated field path to update. Fields not present in this dictionary are not updated. Must not be null or empty.</param>
 /// <param name="precondition">Optional precondition for updating the document. May be null, which is equivalent to <see cref="Precondition.MustExist"/>.</param>
 /// <param name="cancellationToken">A cancellation token to monitor for the asynchronous operation.</param>
 /// <returns>The write result of the server operation.</returns>
 public Task <WriteResult> UpdateAsync(IDictionary <string, object> updates, Precondition precondition = null, CancellationToken cancellationToken = default)
 {
     GaxPreconditions.CheckNotNull(updates, nameof(updates));
     return(UpdateAsync(updates.ToDictionary(pair => FieldPath.FromDotSeparatedString(pair.Key), pair => pair.Value), precondition, cancellationToken));
 }
コード例 #16
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ファイル: Query.cs プロジェクト: zub786/google-cloud-dotnet
 /// <summary>
 /// Returns a query with a filter specifying that the value in <paramref name="fieldPath"/> must be greater than
 /// <paramref name="value"/>.
 /// </summary>
 /// <remarks>
 /// This call adds additional filters to any previously-specified ones.
 /// </remarks>
 /// <param name="fieldPath">The field path to filter on. Must not be null.</param>
 /// <param name="value">The value to compare in the filter.</param>
 /// <returns>A new query based on the current one, but with the additional specified filter applied.</returns>
 public Query WhereGreaterThan(FieldPath fieldPath, object value) =>
 Where(fieldPath, FieldOp.GreaterThan, value);
コード例 #17
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 internal SentinelField(FieldPath fieldPath, Value value)
 {
     FieldPath = fieldPath;
     Value     = value;
 }
コード例 #18
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 /// <summary>
 /// Returns an instance that merges the given fields.
 /// </summary>
 /// <param name="fieldMask">The fields to merge. An empty array is equivalent to using <see cref="MergeAll"/>.
 /// Must not be null or contain any empty or null elements. Each field is treated as a dot-separated list of segments.
 /// </param>
 /// <returns>An instance that merges the given fields.</returns>
 public static SetOptions MergeFields(params string[] fieldMask)
 {
     GaxPreconditions.CheckNotNull(fieldMask, nameof(fieldMask));
     GaxPreconditions.CheckArgument(fieldMask.All(x => !string.IsNullOrEmpty(x)), nameof(fieldMask), "Field mask must not contain any null or empty elements");
     return(new SetOptions(true, fieldMask.Select(field => FieldPath.FromDotSeparatedString(field)).ToArray()));
 }