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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/resource.md | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/docs/resource.md b/docs/resource.md index 0f3d163..d1b2bbe 100644 --- a/docs/resource.md +++ b/docs/resource.md | |||
| @@ -100,7 +100,7 @@ To avoid building all indexes initially, and assuming not all indexes are necess | |||
| 100 | 100 | ||
| 101 | Building the index on-demand is a matter of replaying the relevant dataset and using the usual indexing methods. This should typically be a process that doesn't take too long, and that provides status information, since it will block the query. | 101 | Building the index on-demand is a matter of replaying the relevant dataset and using the usual indexing methods. This should typically be a process that doesn't take too long, and that provides status information, since it will block the query. |
| 102 | 102 | ||
| 103 | The indexes status information can be recorded using the latest revisoin the index has been updated with. | 103 | The indexes status information can be recorded using the latest revision the index has been updated with. |
| 104 | 104 | ||
| 105 | ## Generic Preprocessors | 105 | ## Generic Preprocessors |
| 106 | Most preprocessors will likely be used by several resources, and are either completely generic, or domain specific (such as only for mail). | 106 | Most preprocessors will likely be used by several resources, and are either completely generic, or domain specific (such as only for mail). |
| @@ -109,5 +109,10 @@ It is therefore desirable to have default implementations for common preprocesso | |||
| 109 | The domain types provide a generic interface to access most properties of the entities, on top of which generic preprocessors can be implemented. | 109 | The domain types provide a generic interface to access most properties of the entities, on top of which generic preprocessors can be implemented. |
| 110 | It is that way trivial to i.e. implement a preprocessor that populates a hierarchy index of collections. | 110 | It is that way trivial to i.e. implement a preprocessor that populates a hierarchy index of collections. |
| 111 | 111 | ||
| 112 | ## Preprocessors generating additional entities | ||
| 113 | A preprocessor, such as an email threading preprocessors, might generate additional entities (A thread entity is a regular entity, just like the mail that spawned the thread). | ||
| 114 | |||
| 115 | In such a case the preprocessor must invoke the complete pipeline for the new entity. | ||
| 116 | |||
| 112 | # Pipeline | 117 | # Pipeline |
| 113 | A pipeline is an assembly of a set of preprocessors with a defined order. A modification is always persisted at the end of the pipeline once all preprocessors have been processed. | 118 | A pipeline is an assembly of a set of preprocessors with a defined order. A modification is always persisted at the end of the pipeline once all preprocessors have been processed. |