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/*
 * Copyright (c) OSGi Alliance (2000, 2009). All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.osgi.framework;

/**
 * Defines standard names for the OSGi environment system properties, service
 * properties, and Manifest header attribute keys.
 * 
 * 

* The values associated with these keys are of type * String, unless otherwise indicated. * * @since 1.1 * @version $Revision: 6552 $ */ public interface Constants { /** * Location identifier of the OSGi system bundle , which is defined * to be "System Bundle". */ public static final String SYSTEM_BUNDLE_LOCATION = "System Bundle"; /** * Alias for the symbolic name of the OSGi system bundle . It is * defined to be "system.bundle". * * @since 1.3 */ public static final String SYSTEM_BUNDLE_SYMBOLICNAME = "system.bundle"; /** * Manifest header identifying the bundle's category. *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. */ public static final String BUNDLE_CATEGORY = "Bundle-Category"; /** * Manifest header identifying a list of directories and embedded JAR files, * which are bundle resources used to extend the bundle's classpath. * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. */ public static final String BUNDLE_CLASSPATH = "Bundle-ClassPath"; /** * Manifest header identifying the bundle's copyright information. *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. */ public static final String BUNDLE_COPYRIGHT = "Bundle-Copyright"; /** * Manifest header containing a brief description of the bundle's * functionality. *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. */ public static final String BUNDLE_DESCRIPTION = "Bundle-Description"; /** * Manifest header identifying the bundle's name. *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. */ public static final String BUNDLE_NAME = "Bundle-Name"; /** * Manifest header identifying a number of hardware environments and the * native language code libraries that the bundle is carrying for each of * these environments. * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. */ public static final String BUNDLE_NATIVECODE = "Bundle-NativeCode"; /** * Manifest header identifying the packages that the bundle offers to the * Framework for export. * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. */ public static final String EXPORT_PACKAGE = "Export-Package"; /** * Manifest header identifying the fully qualified class names of the * services that the bundle may register (used for informational purposes * only). * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. * * @deprecated As of 1.2. */ public static final String EXPORT_SERVICE = "Export-Service"; /** * Manifest header identifying the packages on which the bundle depends. * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. */ public static final String IMPORT_PACKAGE = "Import-Package"; /** * Manifest header identifying the packages that the bundle may dynamically * import during execution. * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. * * @since 1.2 */ public static final String DYNAMICIMPORT_PACKAGE = "DynamicImport-Package"; /** * Manifest header identifying the fully qualified class names of the * services that the bundle requires (used for informational purposes only). * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. * * @deprecated As of 1.2. */ public static final String IMPORT_SERVICE = "Import-Service"; /** * Manifest header identifying the bundle's vendor. * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. */ public static final String BUNDLE_VENDOR = "Bundle-Vendor"; /** * Manifest header identifying the bundle's version. * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. */ public static final String BUNDLE_VERSION = "Bundle-Version"; /** * Manifest header identifying the bundle's documentation URL, from which * further information about the bundle may be obtained. * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. */ public static final String BUNDLE_DOCURL = "Bundle-DocURL"; /** * Manifest header identifying the contact address where problems with the * bundle may be reported; for example, an email address. * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. */ public static final String BUNDLE_CONTACTADDRESS = "Bundle-ContactAddress"; /** * Manifest header attribute identifying the bundle's activator class. * *

* If present, this header specifies the name of the bundle resource class * that implements the BundleActivator interface and whose * start and stop methods are called by the * Framework when the bundle is started and stopped, respectively. * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. */ public static final String BUNDLE_ACTIVATOR = "Bundle-Activator"; /** * Manifest header identifying the location from which a new bundle version * is obtained during a bundle update operation. * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. */ public static final String BUNDLE_UPDATELOCATION = "Bundle-UpdateLocation"; /** * Manifest header attribute identifying the version of a package specified * in the Export-Package or Import-Package manifest header. * * @deprecated As of 1.3. This has been replaced by * {@link #VERSION_ATTRIBUTE}. */ public static final String PACKAGE_SPECIFICATION_VERSION = "specification-version"; /** * Manifest header attribute identifying the processor required to run * native bundle code specified in the Bundle-NativeCode manifest header). * *

* The attribute value is encoded in the Bundle-NativeCode manifest header * like: * *

	 *     Bundle-NativeCode: http.so ; processor=x86 ...
	 * 
* * @see #BUNDLE_NATIVECODE */ public static final String BUNDLE_NATIVECODE_PROCESSOR = "processor"; /** * Manifest header attribute identifying the operating system required to * run native bundle code specified in the Bundle-NativeCode manifest * header). *

* The attribute value is encoded in the Bundle-NativeCode manifest header * like: * *

	 *     Bundle-NativeCode: http.so ; osname=Linux ...
	 * 
* * @see #BUNDLE_NATIVECODE */ public static final String BUNDLE_NATIVECODE_OSNAME = "osname"; /** * Manifest header attribute identifying the operating system version * required to run native bundle code specified in the Bundle-NativeCode * manifest header). *

* The attribute value is encoded in the Bundle-NativeCode manifest header * like: * *

	 *     Bundle-NativeCode: http.so ; osversion="2.34" ...
	 * 
* * @see #BUNDLE_NATIVECODE */ public static final String BUNDLE_NATIVECODE_OSVERSION = "osversion"; /** * Manifest header attribute identifying the language in which the native * bundle code is written specified in the Bundle-NativeCode manifest * header. See ISO 639 for possible values. *

* The attribute value is encoded in the Bundle-NativeCode manifest header * like: * *

	 *     Bundle-NativeCode: http.so ; language=nl_be ...
	 * 
* * @see #BUNDLE_NATIVECODE */ public static final String BUNDLE_NATIVECODE_LANGUAGE = "language"; /** * Manifest header identifying the required execution environment for the * bundle. The service platform may run this bundle if any of the execution * environments named in this header matches one of the execution * environments it implements. * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. * * @since 1.2 */ public static final String BUNDLE_REQUIREDEXECUTIONENVIRONMENT = "Bundle-RequiredExecutionEnvironment"; /** * Manifest header identifying the bundle's symbolic name. * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. * * @since 1.3 */ public final static String BUNDLE_SYMBOLICNAME = "Bundle-SymbolicName"; /** * Manifest header directive identifying whether a bundle is a singleton. * The default value is false. * *

* The directive value is encoded in the Bundle-SymbolicName manifest header * like: * *

	 *     Bundle-SymbolicName: com.acme.module.test; singleton:=true
	 * 
* *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. * * @see #BUNDLE_SYMBOLICNAME * @since 1.3 */ public final static String SINGLETON_DIRECTIVE = "singleton"; /** * Manifest header directive identifying if and when a fragment may attach * to a host bundle. The default value is * {@link #FRAGMENT_ATTACHMENT_ALWAYS always}. * *

* The directive value is encoded in the Bundle-SymbolicName manifest header * like: * *

	 *     Bundle-SymbolicName: com.acme.module.test; fragment-attachment:="never"
	 * 
* * @see #BUNDLE_SYMBOLICNAME * @see #FRAGMENT_ATTACHMENT_ALWAYS * @see #FRAGMENT_ATTACHMENT_RESOLVETIME * @see #FRAGMENT_ATTACHMENT_NEVER * @since 1.3 */ public final static String FRAGMENT_ATTACHMENT_DIRECTIVE = "fragment-attachment"; /** * Manifest header directive value identifying a fragment attachment type of * always. A fragment attachment type of always indicates that fragments are * allowed to attach to the host bundle at any time (while the host is * resolved or during the process of resolving the host bundle). * *

* The directive value is encoded in the Bundle-SymbolicName manifest header * like: * *

	 *     Bundle-SymbolicName: com.acme.module.test; fragment-attachment:="always"
	 * 
* * @see #FRAGMENT_ATTACHMENT_DIRECTIVE * @since 1.3 */ public final static String FRAGMENT_ATTACHMENT_ALWAYS = "always"; /** * Manifest header directive value identifying a fragment attachment type of * resolve-time. A fragment attachment type of resolve-time indicates that * fragments are allowed to attach to the host bundle only during the * process of resolving the host bundle. * *

* The directive value is encoded in the Bundle-SymbolicName manifest header * like: * *

	 *     Bundle-SymbolicName: com.acme.module.test; fragment-attachment:="resolve-time"
	 * 
* * @see #FRAGMENT_ATTACHMENT_DIRECTIVE * @since 1.3 */ public final static String FRAGMENT_ATTACHMENT_RESOLVETIME = "resolve-time"; /** * Manifest header directive value identifying a fragment attachment type of * never. A fragment attachment type of never indicates that no fragments * are allowed to attach to the host bundle at any time. * *

* The directive value is encoded in the Bundle-SymbolicName manifest header * like: * *

	 *     Bundle-SymbolicName: com.acme.module.test; fragment-attachment:="never"
	 * 
* * @see #FRAGMENT_ATTACHMENT_DIRECTIVE * @since 1.3 */ public final static String FRAGMENT_ATTACHMENT_NEVER = "never"; /** * Manifest header identifying the base name of the bundle's localization * entries. * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. * * @see #BUNDLE_LOCALIZATION_DEFAULT_BASENAME * @since 1.3 */ public final static String BUNDLE_LOCALIZATION = "Bundle-Localization"; /** * Default value for the Bundle-Localization manifest header. * * @see #BUNDLE_LOCALIZATION * @since 1.3 */ public final static String BUNDLE_LOCALIZATION_DEFAULT_BASENAME = "OSGI-INF/l10n/bundle"; /** * Manifest header identifying the symbolic names of other bundles required * by the bundle. * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. * * @since 1.3 */ public final static String REQUIRE_BUNDLE = "Require-Bundle"; /** * Manifest header attribute identifying a range of versions for a bundle * specified in the Require-Bundle or * Fragment-Host manifest headers. The default value is * 0.0.0. * *

* The attribute value is encoded in the Require-Bundle manifest header * like: * *

	 *     Require-Bundle: com.acme.module.test; bundle-version="1.1"
	 *     Require-Bundle: com.acme.module.test; bundle-version="[1.0,2.0)"
	 * 
* *

* The bundle-version attribute value uses a mathematical interval notation * to specify a range of bundle versions. A bundle-version attribute value * specified as a single version means a version range that includes any * bundle version greater than or equal to the specified version. * * @see #REQUIRE_BUNDLE * @since 1.3 */ public static final String BUNDLE_VERSION_ATTRIBUTE = "bundle-version"; /** * Manifest header identifying the symbolic name of another bundle for which * that the bundle is a fragment. * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. * * @since 1.3 */ public final static String FRAGMENT_HOST = "Fragment-Host"; /** * Manifest header attribute is used for selection by filtering based upon * system properties. * *

* The attribute value is encoded in manifest headers like: * *

	 *     Bundle-NativeCode: libgtk.so; selection-filter="(ws=gtk)"; ...
	 * 
* * @see #BUNDLE_NATIVECODE * @since 1.3 */ public final static String SELECTION_FILTER_ATTRIBUTE = "selection-filter"; /** * Manifest header identifying the bundle manifest version. A bundle * manifest may express the version of the syntax in which it is written by * specifying a bundle manifest version. Bundles exploiting OSGi Release 4, * or later, syntax must specify a bundle manifest version. *

* The bundle manifest version defined by OSGi Release 4 or, more * specifically, by version 1.3 of the OSGi Core Specification is "2". * *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. * * @since 1.3 */ public final static String BUNDLE_MANIFESTVERSION = "Bundle-ManifestVersion"; /** * Manifest header attribute identifying the version of a package specified * in the Export-Package or Import-Package manifest header. * *

* The attribute value is encoded in the Export-Package or Import-Package * manifest header like: * *

	 *     Import-Package: org.osgi.framework; version="1.1"
	 * 
* * @see #EXPORT_PACKAGE * @see #IMPORT_PACKAGE * @since 1.3 */ public final static String VERSION_ATTRIBUTE = "version"; /** * Manifest header attribute identifying the symbolic name of a bundle that * exports a package specified in the Import-Package manifest header. * *

* The attribute value is encoded in the Import-Package manifest header * like: * *

	 *     Import-Package: org.osgi.framework; bundle-symbolic-name="com.acme.module.test"
	 * 
* * @see #IMPORT_PACKAGE * @since 1.3 */ public final static String BUNDLE_SYMBOLICNAME_ATTRIBUTE = "bundle-symbolic-name"; /** * Manifest header directive identifying the resolution type in the * Import-Package or Require-Bundle manifest header. The default value is * {@link #RESOLUTION_MANDATORY mandatory}. * *

* The directive value is encoded in the Import-Package or Require-Bundle * manifest header like: * *

	 *     Import-Package: org.osgi.framework; resolution:="optional"
	 *     Require-Bundle: com.acme.module.test; resolution:="optional"
	 * 
* * @see #IMPORT_PACKAGE * @see #REQUIRE_BUNDLE * @see #RESOLUTION_MANDATORY * @see #RESOLUTION_OPTIONAL * @since 1.3 */ public final static String RESOLUTION_DIRECTIVE = "resolution"; /** * Manifest header directive value identifying a mandatory resolution type. * A mandatory resolution type indicates that the import package or require * bundle must be resolved when the bundle is resolved. If such an import or * require bundle cannot be resolved, the module fails to resolve. * *

* The directive value is encoded in the Import-Package or Require-Bundle * manifest header like: * *

	 *     Import-Package: org.osgi.framework; resolution:="manditory"
	 *     Require-Bundle: com.acme.module.test; resolution:="manditory"
	 * 
* * @see #RESOLUTION_DIRECTIVE * @since 1.3 */ public final static String RESOLUTION_MANDATORY = "mandatory"; /** * Manifest header directive value identifying an optional resolution type. * An optional resolution type indicates that the import or require bundle * is optional and the bundle may be resolved without the import or require * bundle being resolved. If the import or require bundle is not resolved * when the bundle is resolved, the import or require bundle may not be * resolved before the bundle is refreshed. * *

* The directive value is encoded in the Import-Package or Require-Bundle * manifest header like: * *

	 *     Import-Package: org.osgi.framework; resolution:="optional"
	 *     Require-Bundle: com.acme.module.test; resolution:="optional"
	 * 
* * @see #RESOLUTION_DIRECTIVE * @since 1.3 */ public final static String RESOLUTION_OPTIONAL = "optional"; /** * Manifest header directive identifying a list of packages that an exported * package uses. * *

* The directive value is encoded in the Export-Package manifest header * like: * *

	 *     Export-Package: org.osgi.util.tracker; uses:="org.osgi.framework"
	 * 
* * @see #EXPORT_PACKAGE * @since 1.3 */ public final static String USES_DIRECTIVE = "uses"; /** * Manifest header directive identifying a list of classes to include in the * exported package. * *

* This directive is used by the Export-Package manifest header to identify * a list of classes of the specified package which must be allowed to be * exported. The directive value is encoded in the Export-Package manifest * header like: * *

	 *     Export-Package: org.osgi.framework; include:="MyClass*"
	 * 
* *

* This directive is also used by the Bundle-ActivationPolicy manifest * header to identify the packages from which class loads will trigger lazy * activation. The directive value is encoded in the Bundle-ActivationPolicy * manifest header like: * *

	 *     Bundle-ActivationPolicy: lazy; include:="org.osgi.framework"
	 * 
* * @see #EXPORT_PACKAGE * @see #BUNDLE_ACTIVATIONPOLICY * @since 1.3 */ public final static String INCLUDE_DIRECTIVE = "include"; /** * Manifest header directive identifying a list of classes to exclude in the * exported package.. *

* This directive is used by the Export-Package manifest header to identify * a list of classes of the specified package which must not be allowed to * be exported. The directive value is encoded in the Export-Package * manifest header like: * *

	 *     Export-Package: org.osgi.framework; exclude:="*Impl"
	 * 
* *

* This directive is also used by the Bundle-ActivationPolicy manifest * header to identify the packages from which class loads will not trigger * lazy activation. The directive value is encoded in the * Bundle-ActivationPolicy manifest header like: * *

	 *     Bundle-ActivationPolicy: lazy; exclude:="org.osgi.framework"
	 * 
* * @see #EXPORT_PACKAGE * @see #BUNDLE_ACTIVATIONPOLICY * @since 1.3 */ public final static String EXCLUDE_DIRECTIVE = "exclude"; /** * Manifest header directive identifying names of matching attributes which * must be specified by matching Import-Package statements in the * Export-Package manifest header. * *

* The directive value is encoded in the Export-Package manifest header * like: * *

	 *     Export-Package: org.osgi.framework; mandatory:="bundle-symbolic-name"
	 * 
* * @see #EXPORT_PACKAGE * @since 1.3 */ public final static String MANDATORY_DIRECTIVE = "mandatory"; /** * Manifest header directive identifying the visibility of a required bundle * in the Require-Bundle manifest header. The default value is * {@link #VISIBILITY_PRIVATE private}. * *

* The directive value is encoded in the Require-Bundle manifest header * like: * *

	 *     Require-Bundle: com.acme.module.test; visibility:="reexport"
	 * 
* * @see #REQUIRE_BUNDLE * @see #VISIBILITY_PRIVATE * @see #VISIBILITY_REEXPORT * @since 1.3 */ public final static String VISIBILITY_DIRECTIVE = "visibility"; /** * Manifest header directive value identifying a private visibility type. A * private visibility type indicates that any packages that are exported by * the required bundle are not made visible on the export signature of the * requiring bundle. * *

* The directive value is encoded in the Require-Bundle manifest header * like: * *

	 *     Require-Bundle: com.acme.module.test; visibility:="private"
	 * 
* * @see #VISIBILITY_DIRECTIVE * @since 1.3 */ public final static String VISIBILITY_PRIVATE = "private"; /** * Manifest header directive value identifying a reexport visibility type. A * reexport visibility type indicates any packages that are exported by the * required bundle are re-exported by the requiring bundle. Any arbitrary * arbitrary matching attributes with which they were exported by the * required bundle are deleted. * *

* The directive value is encoded in the Require-Bundle manifest header * like: * *

	 *     Require-Bundle: com.acme.module.test; visibility:="reexport"
	 * 
* * @see #VISIBILITY_DIRECTIVE * @since 1.3 */ public final static String VISIBILITY_REEXPORT = "reexport"; /** * Manifest header directive identifying the type of the extension fragment. * *

* The directive value is encoded in the Fragment-Host manifest header like: * *

	 *     Fragment-Host: system.bundle; extension:="framework"
	 * 
* * @see #FRAGMENT_HOST * @see #EXTENSION_FRAMEWORK * @see #EXTENSION_BOOTCLASSPATH * @since 1.3 */ public final static String EXTENSION_DIRECTIVE = "extension"; /** * Manifest header directive value identifying the type of extension * fragment. An extension fragment type of framework indicates that the * extension fragment is to be loaded by the framework's class loader. * *

* The directive value is encoded in the Fragment-Host manifest header like: * *

	 *     Fragment-Host: system.bundle; extension:="framework"
	 * 
* * @see #EXTENSION_DIRECTIVE * @since 1.3 */ public final static String EXTENSION_FRAMEWORK = "framework"; /** * Manifest header directive value identifying the type of extension * fragment. An extension fragment type of bootclasspath indicates that the * extension fragment is to be loaded by the boot class loader. * *

* The directive value is encoded in the Fragment-Host manifest header like: * *

	 *     Fragment-Host: system.bundle; extension:="bootclasspath"
	 * 
* * @see #EXTENSION_DIRECTIVE * @since 1.3 */ public final static String EXTENSION_BOOTCLASSPATH = "bootclasspath"; /** * Manifest header identifying the bundle's activation policy. *

* The attribute value may be retrieved from the Dictionary * object returned by the Bundle.getHeaders method. * * @since 1.4 * @see #ACTIVATION_LAZY * @see #INCLUDE_DIRECTIVE * @see #EXCLUDE_DIRECTIVE */ public final static String BUNDLE_ACTIVATIONPOLICY = "Bundle-ActivationPolicy"; /** * Bundle activation policy declaring the bundle must be activated when the * first class load is made from the bundle. *

* A bundle with the lazy activation policy that is started with the * {@link Bundle#START_ACTIVATION_POLICY START_ACTIVATION_POLICY} option * will wait in the {@link Bundle#STARTING STARTING} state until the first * class load from the bundle occurs. The bundle will then be activated * before the class is returned to the requester. *

* The activation policy value is specified as in the * Bundle-ActivationPolicy manifest header like: * *

	 *       Bundle-ActivationPolicy: lazy
	 * 
* * @see #BUNDLE_ACTIVATIONPOLICY * @see Bundle#start(int) * @see Bundle#START_ACTIVATION_POLICY * @since 1.4 */ public final static String ACTIVATION_LAZY = "lazy"; /** * Framework environment property identifying the Framework version. * *

* The value of this property may be retrieved by calling the * BundleContext.getProperty method. */ public static final String FRAMEWORK_VERSION = "org.osgi.framework.version"; /** * Framework environment property identifying the Framework implementation * vendor. * *

* The value of this property may be retrieved by calling the * BundleContext.getProperty method. */ public static final String FRAMEWORK_VENDOR = "org.osgi.framework.vendor"; /** * Framework environment property identifying the Framework implementation * language (see ISO 639 for possible values). * *

* The value of this property may be retrieved by calling the * BundleContext.getProperty method. */ public static final String FRAMEWORK_LANGUAGE = "org.osgi.framework.language"; /** * Framework environment property identifying the Framework host-computer's * operating system. * *

* The value of this property may be retrieved by calling the * BundleContext.getProperty method. */ public static final String FRAMEWORK_OS_NAME = "org.osgi.framework.os.name"; /** * Framework environment property identifying the Framework host-computer's * operating system version number. * *

* The value of this property may be retrieved by calling the * BundleContext.getProperty method. */ public static final String FRAMEWORK_OS_VERSION = "org.osgi.framework.os.version"; /** * Framework environment property identifying the Framework host-computer's * processor name. * *

* The value of this property may be retrieved by calling the * BundleContext.getProperty method. */ public static final String FRAMEWORK_PROCESSOR = "org.osgi.framework.processor"; /** * Framework environment property identifying execution environments * provided by the Framework. * *

* The value of this property may be retrieved by calling the * BundleContext.getProperty method. * * @since 1.2 */ public static final String FRAMEWORK_EXECUTIONENVIRONMENT = "org.osgi.framework.executionenvironment"; /** * Framework environment property identifying packages for which the * Framework must delegate class loading to the parent class loader of the * bundle. * *

* The value of this property may be retrieved by calling the * BundleContext.getProperty method. * * @see #FRAMEWORK_BUNDLE_PARENT * @since 1.3 */ public static final String FRAMEWORK_BOOTDELEGATION = "org.osgi.framework.bootdelegation"; /** * Framework environment property identifying packages which the system * bundle must export. * *

* If this property is not specified then the framework must calculate a * reasonable default value for the current execution environment. * *

* The value of this property may be retrieved by calling the * BundleContext.getProperty method. * * @since 1.3 */ public static final String FRAMEWORK_SYSTEMPACKAGES = "org.osgi.framework.system.packages"; /** * Framework environment property identifying extra packages which the * system bundle must export from the current execution environment. * *

* This property is useful for configuring extra system packages in addition * to the system packages calculated by the framework. * *

* The value of this property may be retrieved by calling the * BundleContext.getProperty method. * * @see #FRAMEWORK_SYSTEMPACKAGES * @since 1.5 */ public static final String FRAMEWORK_SYSTEMPACKAGES_EXTRA = "org.osgi.framework.system.packages.extra"; /** * Framework environment property identifying whether the Framework supports * framework extension bundles. * *

* As of version 1.4, the value of this property must be true. * The Framework must support framework extension bundles. * *

* The value of this property may be retrieved by calling the * BundleContext.getProperty method. * * @since 1.3 */ public static final String SUPPORTS_FRAMEWORK_EXTENSION = "org.osgi.supports.framework.extension"; /** * Framework environment property identifying whether the Framework supports * bootclasspath extension bundles. * *

* If the value of this property is true, then the Framework * supports bootclasspath extension bundles. The default value is * false. *

* The value of this property may be retrieved by calling the * BundleContext.getProperty method. * * @since 1.3 */ public static final String SUPPORTS_BOOTCLASSPATH_EXTENSION = "org.osgi.supports.bootclasspath.extension"; /** * Framework environment property identifying whether the Framework supports * fragment bundles. * *

* As of version 1.4, the value of this property must be true. * The Framework must support fragment bundles. *

* The value of this property may be retrieved by calling the * BundleContext.getProperty method. * * @since 1.3 */ public static final String SUPPORTS_FRAMEWORK_FRAGMENT = "org.osgi.supports.framework.fragment"; /** * Framework environment property identifying whether the Framework supports * the {@link #REQUIRE_BUNDLE Require-Bundle} manifest header. * *

* As of version 1.4, the value of this property must be true. * The Framework must support the Require-Bundle manifest * header. *

* The value of this property may be retrieved by calling the * BundleContext.getProperty method. * * @since 1.3 */ public static final String SUPPORTS_FRAMEWORK_REQUIREBUNDLE = "org.osgi.supports.framework.requirebundle"; /** * Specifies the type of security manager the framework must use. If not * specified then the framework will not set the VM security manager. * * @see #FRAMEWORK_SECURITY_OSGI * @since 1.5 */ public final static String FRAMEWORK_SECURITY = "org.osgi.framework.security"; /** * Specifies that a security manager that supports all security aspects of * the OSGi core specification including postponed conditions must be * installed. * *

* If this value is specified and there is a security manager already * installed, then a SecurityException must be thrown when the * Framework is initialized. * * @see #FRAMEWORK_SECURITY * @since 1.5 */ public final static String FRAMEWORK_SECURITY_OSGI = "osgi"; /** * Specified the persistent storage area used by the framework. The value of * this property must be a valid file path in the file system to a * directory. If the specified directory does not exist then the framework * will create the directory. If the specified path exists but is not a * directory or if the framework fails to create the storage directory, then * framework initialization must fail. The framework is free to use this * directory as it sees fit. This area can not be shared with anything else. *

* If this property is not set, the framework should use a reasonable * platform default for the persistent storage area. * * @since 1.5 */ public final static String FRAMEWORK_STORAGE = "org.osgi.framework.storage"; /** * Specifies if and when the persistent storage area for the framework * should be cleaned. If this property is not set, then the framework * storage area must not be cleaned. * * @see #FRAMEWORK_STORAGE_CLEAN_ONFIRSTINIT * @since 1.5 */ public final static String FRAMEWORK_STORAGE_CLEAN = "org.osgi.framework.storage.clean"; /** * Specifies that the framework storage area must be cleaned before the * framework is initialized for the first time. Subsequent inits, starts or * updates of the framework will not result in cleaning the framework * storage area. * * @since 1.5 */ public final static String FRAMEWORK_STORAGE_CLEAN_ONFIRSTINIT = "onFirstInit"; /** * Specifies a comma separated list of additional library file extensions * that must be used when a bundle's class loader is searching for native * libraries. If this property is not set, then only the library name * returned by System.mapLibraryName(String) will be used to * search. This is needed for certain operating systems which allow more * than one extension for a library. For example, AIX allows library * extensions of .a and .so, but * System.mapLibraryName(String) will only return names with * the .a extension. * * @since 1.5 */ public final static String FRAMEWORK_LIBRARY_EXTENSIONS = "org.osgi.framework.library.extensions"; /** * Specifies an optional OS specific command to set file permissions on * extracted native code. On some operating systems, it is required that * native libraries be set to executable. This optional property allows you * to specify the command. For example, on a UNIX style OS, this property * could have the following value. * *

	 * chmod +rx ${abspath}
	 * 
* * The ${abspath} is used by the framework to substitute the * actual absolute file path. * * @since 1.5 */ public final static String FRAMEWORK_EXECPERMISSION = "org.osgi.framework.command.execpermission"; /** * Specifies the trust repositories used by the framework. The value is a * java.io.File.pathSeparator separated list of valid file * paths to files that contain key stores of type JKS. The * framework will use the key stores as trust repositories to authenticate * certificates of trusted signers. The key stores are only used as * read-only trust repositories to access public keys. No passwords are * required to access the key stores' public keys. *

* Note that framework implementations are allowed to use other trust * repositories in addition to the trust repositories specified by this * property. How these other trust repositories are configured and populated * is implementation specific. * * @since 1.5 */ public final static String FRAMEWORK_TRUST_REPOSITORIES = "org.osgi.framework.trust.repositories"; /** * Specifies the current windowing system. The framework should provide a * reasonable default if this is not set. * * @since 1.5 */ public final static String FRAMEWORK_WINDOWSYSTEM = "org.osgi.framework.windowsystem"; /** * Specifies the beginning start level of the framework. * * @see "Core Specification, section 8.2.3." * @since 1.5 */ public final static String FRAMEWORK_BEGINNING_STARTLEVEL = "org.osgi.framework.startlevel.beginning"; /** * Specifies the parent class loader type for all bundle class loaders. * Default value is {@link #FRAMEWORK_BUNDLE_PARENT_BOOT boot}. * * @see #FRAMEWORK_BUNDLE_PARENT_BOOT * @see #FRAMEWORK_BUNDLE_PARENT_EXT * @see #FRAMEWORK_BUNDLE_PARENT_APP * @see #FRAMEWORK_BUNDLE_PARENT_FRAMEWORK * @since 1.5 */ public final static String FRAMEWORK_BUNDLE_PARENT = "org.osgi.framework.bundle.parent"; /** * Specifies to use of the boot class loader as the parent class loader for * all bundle class loaders. * * @since 1.5 * @see #FRAMEWORK_BUNDLE_PARENT */ public final static String FRAMEWORK_BUNDLE_PARENT_BOOT = "boot"; /** * Specifies to use the extension class loader as the parent class loader * for all bundle class loaders. * * @since 1.5 * @see #FRAMEWORK_BUNDLE_PARENT */ public final static String FRAMEWORK_BUNDLE_PARENT_EXT = "ext"; /** * Specifies to use the application class loader as the parent class loader * for all bundle class loaders. Depending on how the framework is * launched, this may refer to the same class loader as * {@link #FRAMEWORK_BUNDLE_PARENT_FRAMEWORK}. * * @since 1.5 * @see #FRAMEWORK_BUNDLE_PARENT */ public final static String FRAMEWORK_BUNDLE_PARENT_APP = "app"; /** * Specifies to use the framework class loader as the parent class loader * for all bundle class loaders. The framework class loader is the class * loader used to load the framework implementation. Depending on how the * framework is launched, this may refer to the same class loader as * {@link #FRAMEWORK_BUNDLE_PARENT_APP}. * * @since 1.5 * @see #FRAMEWORK_BUNDLE_PARENT */ public final static String FRAMEWORK_BUNDLE_PARENT_FRAMEWORK = "framework"; /* * Service properties. */ /** * Service property identifying all of the class names under which a service * was registered in the Framework. The value of this property must be of * type String[]. * *

* This property is set by the Framework when a service is registered. */ public static final String OBJECTCLASS = "objectClass"; /** * Service property identifying a service's registration number. The value * of this property must be of type Long. * *

* The value of this property is assigned by the Framework when a service is * registered. The Framework assigns a unique value that is larger than all * previously assigned values since the Framework was started. These values * are NOT persistent across restarts of the Framework. */ public static final String SERVICE_ID = "service.id"; /** * Service property identifying a service's persistent identifier. * *

* This property may be supplied in the properties * Dictionary object passed to the * BundleContext.registerService method. The value of this * property must be of type String, String[], or * Collection of String. * *

* A service's persistent identifier uniquely identifies the service and * persists across multiple Framework invocations. * *

* By convention, every bundle has its own unique namespace, starting with * the bundle's identifier (see {@link Bundle#getBundleId}) and followed by * a dot (.). A bundle may use this as the prefix of the persistent * identifiers for the services it registers. */ public static final String SERVICE_PID = "service.pid"; /** * Service property identifying a service's ranking number. * *

* This property may be supplied in the properties * Dictionary object passed to the * BundleContext.registerService method. The value of this * property must be of type Integer. * *

* The service ranking is used by the Framework to determine the natural * order of services, see {@link ServiceReference#compareTo(Object)}, * and the default service to be returned from a call to the * {@link BundleContext#getServiceReference} method. * *

* The default ranking is zero (0). A service with a ranking of * Integer.MAX_VALUE is very likely to be returned as the * default service, whereas a service with a ranking of * Integer.MIN_VALUE is very unlikely to be returned. * *

* If the supplied property value is not of type Integer, it is * deemed to have a ranking value of zero. */ public static final String SERVICE_RANKING = "service.ranking"; /** * Service property identifying a service's vendor. * *

* This property may be supplied in the properties Dictionary * object passed to the BundleContext.registerService method. */ public static final String SERVICE_VENDOR = "service.vendor"; /** * Service property identifying a service's description. * *

* This property may be supplied in the properties Dictionary * object passed to the BundleContext.registerService method. */ public static final String SERVICE_DESCRIPTION = "service.description"; }





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