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我有一系列返回 J# 数据类型的 API 调用。我已经能够很好地转换大多数数据类型(Integer、Boolean、Double、Float 等)。

我现在需要做的是将 java.Util.Collection 转换为 VB .NET 集合(ArrayList?)

这是我的尝试:

Public Function MakeDotNETCollection(ByVal javaCol As java.util.Collection) As Collection

    Dim dotNetCol As Collection

    If Not javaCol Is Nothing Then
      dotNetCol = New Collection

      Dim it As IEnumerator = javaCol.iterator()

      For Each it In CType(javaCol, Collection)
        dotNetCol.Add(it.Current)
      Next it

    End If

    Return dotNetCol
  End Function

我不断收到运行时错误“无法将'AbstractListlistIterator'类型的对象转换为'System.Collections.IEnumerator'。有什么想法吗?

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1 回答 1

1

未经测试,但应该可以工作:

Public Function MakeDotNETCollection(ByVal javaCol As java.util.Collection) As Collection

  Dim dotNetCol As Collection

  If Not javaCol Is Nothing Then
    dotNetCol = New Collection

    Dim it As java.util.Iterator = javaCol.iterator()

    While it.HasNext()
      dotNetCol.Add(it.next())
    End While

  End If

  Return dotNetCol

End Function
于 2010-12-22T20:26:31.387 回答