Package com.alibaba.graphscope.ds
Interface VertexRange<VID_T>
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- Type Parameters:
VID_T- vertex id type.
- All Superinterfaces:
com.alibaba.fastffi.CXXPointer,com.alibaba.fastffi.FFIPointer,FFIType,Serializable
- All Known Implementing Classes:
VertexRange_cxx_0x52600602,VertexRange_cxx_0x528b3543
public interface VertexRange<VID_T> extends com.alibaba.fastffi.FFIPointer, com.alibaba.fastffi.CXXPointerVertex Range is an abstraction for a range of vertices. Corresponding C++ grape::VertexRange
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Nested Class Summary
Nested Classes Modifier and Type Interface Description static interfaceVertexRange.Factory<VID_T>Factory type for vertex range.
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Method Summary
All Methods Instance Methods Abstract Methods Default Methods Modifier and Type Method Description VID_TbeginValue()Return the Begin vertex id for this VertexRange.VID_TendValue()Return the last vertex for this VertexRange.default Iterable<Vertex<VID_T>>intIterable()default Iterable<Vertex<VID_T>>longIterable()Get iterator for vid=longvoidSetRange(VID_T begin, VID_T end)Update the left bound and right bound.longsize()Return the number of vertices in this vertex range.
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Method Detail
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beginValue
VID_T beginValue()
Return the Begin vertex id for this VertexRange.- Returns:
- the first vertex id
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endValue
VID_T endValue()
Return the last vertex for this VertexRange.- Returns:
- the last vertex id
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size
long size()
Return the number of vertices in this vertex range.- Returns:
- the size.
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SetRange
void SetRange(VID_T begin, VID_T end)
Update the left bound and right bound.- Parameters:
begin- left(begin) VID_T.end- right(end) VID_T.
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