1# application_context.h
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3
4## Overview
5
6The **application_context.h** file declares the context capability at the application level.
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8**Library**: libability_runtime.so
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10**System capability**: SystemCapability.Ability.AbilityRuntime.Core
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12**Since**: 13
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14**Related module**: [AbilityRuntime](_ability_runtime.md)
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16
17## Summary
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19### Files
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21| Name                                               | Description                                                        |
22| --------------------------------------------------- | ------------------------------------------------------------ |
23| [application_context.h](application__context_8h.md) | Declares the context capability at the application level.<br>**File to include**: <AbilityKit/ability_runtime/application_context.h><br>**Library**: libability_runtime.so|
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25### Functions
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27| Name                                                        | Description                        |
28| ------------------------------------------------------------ | ---------------------------- |
29| [AbilityRuntime_ErrorCode](_ability_runtime.md#abilityruntime_errorcode) [OH_AbilityRuntime_ApplicationContextGetCacheDir](_ability_runtime.md#oh_abilityruntime_applicationcontextgetcachedir)(char* buffer, int32_t bufferSize, int32_t* writeLength) | Obtains the application-level cache directory.    |
30| [AbilityRuntime_ErrorCode](_ability_runtime.md#abilityruntime_errorcode) [OH_AbilityRuntime_ApplicationContextGetAreaMode](_ability_runtime.md#oh_abilityruntime_applicationcontextgetareamode)([AbilityRuntime_AreaMode](_ability_runtime.md#abilityruntime_areamode)* areaMode) | Obtains the application-level data encryption level.|
31| [AbilityRuntime_ErrorCode](_ability_runtime.md#abilityruntime_errorcode) [OH_AbilityRuntime_ApplicationContextGetBundleName](_ability_runtime.md#oh_abilityruntime_applicationcontextgetbundlename)(char* buffer, int32_t bufferSize, int32_t* writeLength) | Obtains the bundle name of the application.              |
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