/src/gdal/apps/gdalalg_vector_update.h
Line | Count | Source |
1 | | /****************************************************************************** |
2 | | * |
3 | | * Project: GDAL |
4 | | * Purpose: "update" step of "vector pipeline" |
5 | | * Author: Even Rouault <even dot rouault at spatialys.com> |
6 | | * |
7 | | ****************************************************************************** |
8 | | * Copyright (c) 2025, Even Rouault <even dot rouault at spatialys.com> |
9 | | * |
10 | | * SPDX-License-Identifier: MIT |
11 | | ****************************************************************************/ |
12 | | |
13 | | #ifndef GDALALG_VECTOR_UPDATE_INCLUDED |
14 | | #define GDALALG_VECTOR_UPDATE_INCLUDED |
15 | | |
16 | | #include "gdalalg_vector_pipeline.h" |
17 | | |
18 | | //! @cond Doxygen_Suppress |
19 | | |
20 | | /************************************************************************/ |
21 | | /* GDALVectorUpdateAlgorithm */ |
22 | | /************************************************************************/ |
23 | | |
24 | | class GDALVectorUpdateAlgorithm /* non final */ |
25 | | : public GDALVectorPipelineStepAlgorithm |
26 | | { |
27 | | public: |
28 | | static constexpr const char *NAME = "update"; |
29 | | static constexpr const char *DESCRIPTION = |
30 | | "Update an existing vector dataset with an input vector dataset."; |
31 | | static constexpr const char *HELP_URL = "/programs/gdal_vector_update.html"; |
32 | | |
33 | | explicit GDALVectorUpdateAlgorithm(bool standaloneStep = false); |
34 | | |
35 | | bool IsNativelyStreamingCompatible() const override |
36 | 0 | { |
37 | 0 | return false; |
38 | 0 | } |
39 | | |
40 | | bool OutputDatasetAllowedBeforeRunningStep() const override |
41 | 0 | { |
42 | 0 | return true; |
43 | 0 | } |
44 | | |
45 | | protected: |
46 | | bool RunStep(GDALPipelineStepRunContext &ctxt) override; |
47 | | |
48 | | std::string m_activeLayer{}; |
49 | | |
50 | | static constexpr const char *MODE_MERGE = "merge"; |
51 | | static constexpr const char *MODE_UPDATE_ONLY = "update-only"; |
52 | | static constexpr const char *MODE_APPEND_ONLY = "append-only"; |
53 | | |
54 | | std::string m_mode{MODE_MERGE}; |
55 | | std::vector<std::string> m_key{}; |
56 | | }; |
57 | | |
58 | | /************************************************************************/ |
59 | | /* GDALVectorUpdateAlgorithmStandalone */ |
60 | | /************************************************************************/ |
61 | | |
62 | | class GDALVectorUpdateAlgorithmStandalone final |
63 | | : public GDALVectorUpdateAlgorithm |
64 | | { |
65 | | public: |
66 | | GDALVectorUpdateAlgorithmStandalone() |
67 | 0 | : GDALVectorUpdateAlgorithm(/* standaloneStep = */ true) |
68 | 0 | { |
69 | 0 | } |
70 | | |
71 | | ~GDALVectorUpdateAlgorithmStandalone() override; |
72 | | |
73 | | private: |
74 | | bool RunImpl(GDALProgressFunc pfnProgress, void *pProgressData) override; |
75 | | }; |
76 | | |
77 | | //! @endcond |
78 | | |
79 | | #endif /* GDALALG_VECTOR_UPDATE_INCLUDED */ |