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psi_files.md: update sample (deprecated)

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Yann Cébron 2023-02-08 18:02:14 +01:00
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topics/basics/architectural_overview/psi_files.md
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# PSI Files
<!-- Copyright 2000-2022 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
<!-- Copyright 2000-2023 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license. -->
<link-summary>PSI File represents file content as a hierarchy of elements in a particular programming language.</link-summary>
@ -12,13 +12,13 @@ Unlike `VirtualFile` and `Document`, which have application scope (even if multi
## How do I get a PSI file?
| Context | API |
|----------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [Action](basic_action_system.md) | [`AnActionEvent.getData(CommonDataKeys.PSI_FILE)`](%gh-ic%/platform/editor-ui-api/src/com/intellij/openapi/actionSystem/AnActionEvent.java) |
| [Document](documents.md) | [`PsiDocumentManager.getInstance(project).getPsiFile()`](%gh-ic%/platform/core-api/src/com/intellij/psi/PsiDocumentManager.java) |
| [PSI Element](psi_elements.md) | [`PsiElement.getContainingFile()`](%gh-ic%/platform/core-api/src/com/intellij/psi/PsiElement.java) (may return `null` if the PSI element is not contained in a file) |
| [Virtual File](virtual_file.md) | [`PsiManager.getInstance(project).findFile()`](%gh-ic%/platform/core-api/src/com/intellij/psi/PsiManager.java) |
| File Name | [`FilenameIndex.getFilesByName(project, name, scope)`](%gh-ic%/platform/indexing-api/src/com/intellij/psi/search/FilenameIndex.java) |
| Context | API |
|----------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [Action](basic_action_system.md) | [`AnActionEvent.getData(CommonDataKeys.PSI_FILE)`](%gh-ic%/platform/editor-ui-api/src/com/intellij/openapi/actionSystem/AnActionEvent.java) |
| [Document](documents.md) | [`PsiDocumentManager.getPsiFile()`](%gh-ic%/platform/core-api/src/com/intellij/psi/PsiDocumentManager.java) |
| [PSI Element](psi_elements.md) | [`PsiElement.getContainingFile()`](%gh-ic%/platform/core-api/src/com/intellij/psi/PsiElement.java) (may return `null` if the PSI element is not contained in a file) |
| [Virtual File](virtual_file.md) | [`PsiManager.findFile()`](%gh-ic%/platform/core-api/src/com/intellij/psi/PsiManager.java) |
| File Name | [`FilenameIndex.getVirtualFilesByName()`](%gh-ic%/platform/indexing-api/src/com/intellij/psi/search/FilenameIndex.java) &rarr; [`PsiManager.findFile()`](%gh-ic%/platform/core-api/src/com/intellij/psi/PsiManager.java) |
## What can I do with a PSI file?