SharedConstants (Apache Sling 8 API)

```
public interface SharedConstants
```

Field Summary

Fields
Modifier and Type	Field and Description
`static String`	`DEFAULT_SLING_LAUNCHER_JAR` The absolute path to the launcher JAR file in the archive to copy to the sling.home directory.
`static String`	`DEFAULT_SLING_LISTENER` The fully qualified name of the implementation of the Servlet API ServletContextListener, HttpSessionListener, and HttpSessionAttributeListener interfaces to which the respective events are forwarded.
`static String`	`DEFAULT_SLING_MAIN` The fully qualified name of the class used by the Standalone Java Application main class to control the framework.
`static String`	`DEFAULT_SLING_SERVLET` The fully qualified name of the class used by the Sling Web Applicaiton servlet to control the framework.
`static String`	`DISABLE_PACKAGE_BUNDLE_LOADING` True or false value which controls whether sling will load bundles which are contained in the resources/# path locations in the sling jar or war The default is to unpack the jars and deploy them to the startup folder in sling home
`static String`	`FORCE_PACKAGE_BUNDLE_LOADING` True or false value which controls whether sling will load bundles which are contained in the resources/# path locations in the sling jar or war regardless of the modification time of the Launchpad JAR.
`static String`	`LAUNCHER_JAR_REL_PATH` The name of the file providing the Launcher JAR.
`static String`	`SLING_HOME` The name of the configuration property defining the Sling home directory (value is "sling.home").
`static String`	`SLING_HOME_DEFAULT` Default `sling.home` value if no other value can be resolvled (value is "sling").
`static String`	`SLING_INSTALL_INCREMENTAL_START` The name of the configuration property defining if the startup level is increased incrementally for installs and startups.
`static String`	`SLING_INSTALL_STARTLEVEL` The name of the configuration property defining the startlevel for installs and updates.
`static String`	`SLING_LAUNCHPAD` The name of the configuration property defining the location for the Sling launchpad JAR file and the startup folder containing bundles to be installed by the Bootstrap Installer (value is "sling.launchpad").
`static String`	`SLING_PROPERTIES` The name of the configuration property defining the Sling properties file (value is "sling.properties").
`static String`	`SLING_PROPERTIES_URL` The name of the configuration property defining the Sling properties url (value is "sling.properties.url").

- Field Detail
  - SLING_HOME
```
static final String SLING_HOME
```
    The name of the configuration property defining the Sling home directory (value is "sling.home"). This is a Platform file system directory below which all runtime data, such as the Felix bundle archives, logfiles, Jackrabbit repository, etc., is located.
    The value of this property is derived in a launcher specific way, such as system property, command line option, servlet or servlet context init-param, servlet context path, etc.
    
    See Also:
    
    Constant Field Values
  - SLING_HOME_DEFAULT
```
static final String SLING_HOME_DEFAULT
```
    Default sling.home value if no other value can be resolvled (value is "sling").
    
    See Also:
    
    Constant Field Values
  - DEFAULT_SLING_MAIN
```
static final String DEFAULT_SLING_MAIN
```
    The fully qualified name of the class used by the Standalone Java Application main class to control the framework. This class implements the Launcher interface.
    
    See Also:
    
    Constant Field Values
  - DEFAULT_SLING_SERVLET
```
static final String DEFAULT_SLING_SERVLET
```
    The fully qualified name of the class used by the Sling Web Applicaiton servlet to control the framework. This class implements the javax.servlet.Servlet and Launcher (for setup only) interfaces.
    
    See Also:
    
    Constant Field Values
  - DEFAULT_SLING_LISTENER
```
static final String DEFAULT_SLING_LISTENER
```
    The fully qualified name of the implementation of the Servlet API ServletContextListener, HttpSessionListener, and HttpSessionAttributeListener interfaces to which the respective events are forwarded.
    
    See Also:
    
    Constant Field Values
  - LAUNCHER_JAR_REL_PATH
```
static final String LAUNCHER_JAR_REL_PATH
```
    The name of the file providing the Launcher JAR. On the one hand this is the name used to place the JAR file sling.home to use for startup. On the other hand, this is the name of the file in the archive (see DEFAULT_SLING_LAUNCHER_JAR).
    
    See Also:
    
    Constant Field Values
  - DEFAULT_SLING_LAUNCHER_JAR
```
static final String DEFAULT_SLING_LAUNCHER_JAR
```
    The absolute path to the launcher JAR file in the archive to copy to the sling.home directory.
    
    See Also:
    
    Constant Field Values
  - DISABLE_PACKAGE_BUNDLE_LOADING
```
static final String DISABLE_PACKAGE_BUNDLE_LOADING
```
    True or false value which controls whether sling will load bundles which are contained in the resources/# path locations in the sling jar or war
    The default is to unpack the jars and deploy them to the startup folder in sling home
    
    See Also:
    
    Constant Field Values
  - FORCE_PACKAGE_BUNDLE_LOADING
```
static final String FORCE_PACKAGE_BUNDLE_LOADING
```
    True or false value which controls whether sling will load bundles which are contained in the resources/# path locations in the sling jar or war
    regardless of the modification time of the Launchpad JAR.
    
    See Also:
    
    Constant Field Values
  - SLING_PROPERTIES
```
static final String SLING_PROPERTIES
```
    The name of the configuration property defining the Sling properties file (value is "sling.properties"). This is a Platform file system file containing the startup configuration of Sling.
    
    Since:
    
    2.2
    
    See Also:
    
    Constant Field Values
  - SLING_PROPERTIES_URL
```
static final String SLING_PROPERTIES_URL
```
    The name of the configuration property defining the Sling properties url (value is "sling.properties.url"). This is a url pointing to a resource containing the startup configuration of Sling.
    
    Since:
    
    2.2
    
    See Also:
    
    Constant Field Values
  - SLING_LAUNCHPAD
```
static final String SLING_LAUNCHPAD
```
    The name of the configuration property defining the location for the Sling launchpad JAR file and the startup folder containing bundles to be installed by the Bootstrap Installer (value is "sling.launchpad").
    
    Since:
    
    2.4.0
    
    See Also:
    
    Constant Field Values
  - SLING_INSTALL_INCREMENTAL_START
```
static final String SLING_INSTALL_INCREMENTAL_START
```
    The name of the configuration property defining if the startup level is increased incrementally for installs and startups. If enabled the framework starts with the start level defined by SLING_INSTALL_STARTLEVEL and the startup manager increases the start level one by one until the initial framework start level is reached (value is "sling.framework.install.incremental"). The default value is false, disabling this feature.
    
    Since:
    
    2.4.0
    
    See Also:
    
    Constant Field Values
  - SLING_INSTALL_STARTLEVEL
```
static final String SLING_INSTALL_STARTLEVEL
```
    The name of the configuration property defining the startlevel for installs and updates. The framework starts with this start level and the startup manager increases the start level one by one until the initial framework start level is reached (value is "sling.framework.install.startlevel"). This level is only used if SLING_INSTALL_INCREMENTAL_START is enabled. Default value is 10.
    
    Since:
    
    2.4.0
    
    See Also:
    
    Constant Field Values

Interface SharedConstants

Field Summary

Field Detail

SLING_HOME

SLING_HOME_DEFAULT

DEFAULT_SLING_MAIN

DEFAULT_SLING_SERVLET

DEFAULT_SLING_LISTENER

LAUNCHER_JAR_REL_PATH

DEFAULT_SLING_LAUNCHER_JAR

DISABLE_PACKAGE_BUNDLE_LOADING

FORCE_PACKAGE_BUNDLE_LOADING

SLING_PROPERTIES

SLING_PROPERTIES_URL

SLING_LAUNCHPAD

SLING_INSTALL_INCREMENTAL_START

SLING_INSTALL_STARTLEVEL