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| <div class="subTitle">org.apache.felix.dm.context</div> |
| <h2 title="Class AbstractDependency" class="title">Class AbstractDependency<T extends <a href="../../../../../org/apache/felix/dm/Dependency.html" title="interface in org.apache.felix.dm">Dependency</a>></h2> |
| </div> |
| <div class="contentContainer"> |
| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.felix.dm.context.AbstractDependency<T></li> |
| </ul> |
| </li> |
| </ul> |
| <div class="description"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <dl><dt><span class="strong">Type Parameters:</span></dt><dd><code>T</code> - The type of the interface representing a Dependency Manager Dependency (must extends the Dependency interface).</dd></dl> |
| <dl> |
| <dt>All Implemented Interfaces:</dt> |
| <dd><a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html" title="interface in org.apache.felix.dm">ComponentDependencyDeclaration</a>, <a href="../../../../../org/apache/felix/dm/context/DependencyContext.html" title="interface in org.apache.felix.dm.context">DependencyContext</a>, <a href="../../../../../org/apache/felix/dm/Dependency.html" title="interface in org.apache.felix.dm">Dependency</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public abstract class <span class="strong">AbstractDependency<T extends <a href="../../../../../org/apache/felix/dm/Dependency.html" title="interface in org.apache.felix.dm">Dependency</a>></span> |
| extends java.lang.Object |
| implements <a href="../../../../../org/apache/felix/dm/Dependency.html" title="interface in org.apache.felix.dm">Dependency</a>, <a href="../../../../../org/apache/felix/dm/context/DependencyContext.html" title="interface in org.apache.felix.dm.context">DependencyContext</a>, <a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html" title="interface in org.apache.felix.dm">ComponentDependencyDeclaration</a></pre> |
| <div class="block">Abstract class for implementing Dependencies. |
| You can extends this class in order to supply your own custom dependencies to any Dependency Manager Component.</div> |
| </li> |
| </ul> |
| </div> |
| <div class="summary"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="field_summary"> |
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| </a> |
| <h3>Field Summary</h3> |
| <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation"> |
| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected static java.util.Dictionary<java.lang.Object,java.lang.Object></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#EMPTY_PROPERTIES">EMPTY_PROPERTIES</a></strong></code> |
| <div class="block">Default empty dependency properties.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected java.lang.String</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#m_add">m_add</a></strong></code> |
| <div class="block">Component callback used to inject an added dependency.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#m_autoConfig">m_autoConfig</a></strong></code> |
| <div class="block">Can this Dependency be auto configured in the component instance fields ?</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected java.lang.String</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#m_autoConfigInstance">m_autoConfigInstance</a></strong></code> |
| <div class="block">The Component field name where the Dependency can be injected (null means any field with a compatible type |
| will be injected).</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#m_autoConfigInvoked">m_autoConfigInvoked</a></strong></code> |
| <div class="block">Indicates if the setAutoConfig method has been invoked.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#m_available">m_available</a></strong></code> |
| <div class="block">Is this Dependency available ? Volatile because the getState method (part of the |
| <a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html" title="interface in org.apache.felix.dm"><code>ComponentDependencyDeclaration</code></a> interface) may be called by any thread, at any time.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected java.lang.Object</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#m_callbackInstance">m_callbackInstance</a></strong></code> |
| <div class="block">The object instance on which the dependency callbacks are invoked on.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected java.lang.String</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#m_change">m_change</a></strong></code> |
| <div class="block">Component callback invoked when the dependency has changed.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../org/apache/felix/dm/context/ComponentContext.html" title="interface in org.apache.felix.dm.context">ComponentContext</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#m_component">m_component</a></strong></code> |
| <div class="block">The Component implementation is exposed to Dependencies through this interface.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#m_instanceBound">m_instanceBound</a></strong></code> |
| <div class="block">Is this Dependency "instance bound" ? A dependency is "instance bound" if it is defined within the component's |
| init method, meaning that it won't deactivate the component if it is not currently available when being added |
| from the component's init method.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#m_isStarted">m_isStarted</a></strong></code> |
| <div class="block">Has this Dependency been started by the Component implementation ? Volatile because the getState method |
| (part of the <a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html" title="interface in org.apache.felix.dm"><code>ComponentDependencyDeclaration</code></a> interface) may be called by any thread, at any time.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#m_propagate">m_propagate</a></strong></code> |
| <div class="block">Tells if the dependency service properties have to be propagated to the Component service properties.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected java.lang.Object</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#m_propagateCallbackInstance">m_propagateCallbackInstance</a></strong></code> |
| <div class="block">The propagate callback instance that is invoked in order to supply dynamically some dependency service properties.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected java.lang.String</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#m_propagateCallbackMethod">m_propagateCallbackMethod</a></strong></code> |
| <div class="block">The propagate callback method that is invoked in order to supply dynamically some dependency service properties.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected java.lang.String</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#m_remove">m_remove</a></strong></code> |
| <div class="block">Component callback invoked when the dependency becomes unavailable.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#m_required">m_required</a></strong></code> |
| <div class="block">Is this dependency required (false by default) ?</div> |
| </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a name="fields_inherited_from_class_org.apache.felix.dm.ComponentDependencyDeclaration"> |
| <!-- --> |
| </a> |
| <h3>Fields inherited from interface org.apache.felix.dm.<a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html" title="interface in org.apache.felix.dm">ComponentDependencyDeclaration</a></h3> |
| <code><a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html#STATE_AVAILABLE_OPTIONAL">STATE_AVAILABLE_OPTIONAL</a>, <a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html#STATE_AVAILABLE_REQUIRED">STATE_AVAILABLE_REQUIRED</a>, <a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html#STATE_NAMES">STATE_NAMES</a>, <a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html#STATE_OPTIONAL">STATE_OPTIONAL</a>, <a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html#STATE_REQUIRED">STATE_REQUIRED</a>, <a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html#STATE_UNAVAILABLE_OPTIONAL">STATE_UNAVAILABLE_OPTIONAL</a>, <a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html#STATE_UNAVAILABLE_REQUIRED">STATE_UNAVAILABLE_REQUIRED</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor_summary"> |
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| </a> |
| <h3>Constructor Summary</h3> |
| <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> |
| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Constructor and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#AbstractDependency()">AbstractDependency</a></strong>()</code> |
| <div class="block">Creates a new Dependency.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#AbstractDependency(org.apache.felix.dm.context.AbstractDependency)">AbstractDependency</a></strong>(<a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html" title="class in org.apache.felix.dm.context">AbstractDependency</a><<a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html" title="type parameter in AbstractDependency">T</a>> prototype)</code> |
| <div class="block">Create a clone of a given Dependency.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method_summary"> |
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| </a> |
| <h3>Method Summary</h3> |
| <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <caption><span>Methods</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#copyToCollection(java.util.Collection)">copyToCollection</a></strong>(java.util.Collection<java.lang.Object> services)</code> |
| <div class="block">Copy all dependency service instances to the given collection.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#copyToMap(java.util.Map)">copyToMap</a></strong>(java.util.Map<java.lang.Object,java.util.Dictionary<?,?>> map)</code> |
| <div class="block">Copy all dependency service instances to the given map (key = dependency service, value = dependency service properties.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>abstract <a href="../../../../../org/apache/felix/dm/context/DependencyContext.html" title="interface in org.apache.felix.dm.context">DependencyContext</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#createCopy()">createCopy</a></strong>()</code> |
| <div class="block">Creates a copy of this Dependency.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#ensureNotActive()">ensureNotActive</a></strong>()</code> |
| <div class="block">Checks if the component dependency is not started.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>java.lang.String</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#getAutoConfigName()">getAutoConfigName</a></strong>()</code> |
| <div class="block">Returns the field name when the dependency can be injected to.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>abstract java.lang.Class<?></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#getAutoConfigType()">getAutoConfigType</a></strong>()</code> |
| <div class="block">Returns the type of the field where this dependency can be injected (auto config), or return null |
| if autoconfig is not supported.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/felix/dm/context/ComponentContext.html" title="interface in org.apache.felix.dm.context">ComponentContext</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#getComponentContext()">getComponentContext</a></strong>()</code> |
| <div class="block">Returns the component implementation context</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected java.lang.Object</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#getDefaultService(boolean)">getDefaultService</a></strong>(boolean nullObject)</code> |
| <div class="block">Returns the default service, or null.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>java.lang.String</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#getFilter()">getFilter</a></strong>()</code> |
| <div class="block">Returns the dependency filter, if any.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>java.lang.Object[]</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#getInstances()">getInstances</a></strong>()</code> |
| <div class="block">Returns the dependency callback instances</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>java.lang.String</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#getName()">getName</a></strong>()</code> |
| <div class="block">Returns a description of this dependency (like the dependency service class name with associated filters)</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><K,V> java.util.Dictionary<K,V></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#getProperties()">getProperties</a></strong>()</code> |
| <div class="block">Returns the dependency service properties (empty by default).</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/felix/dm/context/Event.html" title="class in org.apache.felix.dm.context">Event</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#getService()">getService</a></strong>()</code> |
| <div class="block">Get the highest ranked available dependency service, or null.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>abstract java.lang.String</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#getSimpleName()">getSimpleName</a></strong>()</code> |
| <div class="block">Returns a simple name for this dependency (like the dependency service class name).</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#getState()">getState</a></strong>()</code> |
| <div class="block">Returns this dependency state.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>abstract java.lang.String</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#getType()">getType</a></strong>()</code> |
| <div class="block">Returns the dependency symbolic type.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#invokeCallback(org.apache.felix.dm.context.EventType,%20org.apache.felix.dm.context.Event...)">invokeCallback</a></strong>(<a href="../../../../../org/apache/felix/dm/context/EventType.html" title="enum in org.apache.felix.dm.context">EventType</a> type, |
| <a href="../../../../../org/apache/felix/dm/context/Event.html" title="class in org.apache.felix.dm.context">Event</a>... events)</code> |
| <div class="block">A Component callback must be invoked with dependency event(s).</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#isAutoConfig()">isAutoConfig</a></strong>()</code> |
| <div class="block">Can this dependency be injected in a component class field (by reflexion, true by default) ?</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#isAvailable()">isAvailable</a></strong>()</code> |
| <div class="block">Is this Dependency satisfied and available ?</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#isInstanceBound()">isInstanceBound</a></strong>()</code> |
| <div class="block">Is this Dependency "instance bound" (has been defined within the component's init method) ?</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#isPropagated()">isPropagated</a></strong>()</code> |
| <div class="block">Returns the propagate callback method that is invoked in order to supply dynamically some dependency service properties.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#isRequired()">isRequired</a></strong>()</code> |
| <div class="block">Is this Dependency required (false by default) ?</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#isStarted()">isStarted</a></strong>()</code> |
| <div class="block">Indicates if this dependency has been started by the Component implementation.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#needsInstance()">needsInstance</a></strong>()</code> |
| <div class="block">Tells if the Component must be first instantiated before starting this dependency (false by default).</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html" title="type parameter in AbstractDependency">T</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#setAutoConfig(boolean)">setAutoConfig</a></strong>(boolean autoConfig)</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html" title="type parameter in AbstractDependency">T</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#setAutoConfig(java.lang.String)">setAutoConfig</a></strong>(java.lang.String instanceName)</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#setAvailable(boolean)">setAvailable</a></strong>(boolean available)</code> |
| <div class="block">Called by the Component implementation when the dependency is considered to be available.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html" title="type parameter in AbstractDependency">T</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#setCallbacks(java.lang.Object,%20java.lang.String,%20java.lang.String)">setCallbacks</a></strong>(java.lang.Object instance, |
| java.lang.String add, |
| java.lang.String remove)</code> |
| <div class="block">Sets the callbacks for this service.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html" title="type parameter in AbstractDependency">T</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#setCallbacks(java.lang.Object,%20java.lang.String,%20java.lang.String,%20java.lang.String)">setCallbacks</a></strong>(java.lang.Object instance, |
| java.lang.String add, |
| java.lang.String change, |
| java.lang.String remove)</code> |
| <div class="block">Sets the callbacks for this service.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html" title="type parameter in AbstractDependency">T</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#setCallbacks(java.lang.String,%20java.lang.String)">setCallbacks</a></strong>(java.lang.String add, |
| java.lang.String remove)</code> |
| <div class="block">Sets the add/remove callbacks.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html" title="type parameter in AbstractDependency">T</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#setCallbacks(java.lang.String,%20java.lang.String,%20java.lang.String)">setCallbacks</a></strong>(java.lang.String add, |
| java.lang.String change, |
| java.lang.String remove)</code> |
| <div class="block">Sets the add/change/remove callbacks.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#setComponentContext(org.apache.felix.dm.context.ComponentContext)">setComponentContext</a></strong>(<a href="../../../../../org/apache/felix/dm/context/ComponentContext.html" title="interface in org.apache.felix.dm.context">ComponentContext</a> component)</code> |
| <div class="block">Called by the Component implementation before the Dependency can be started.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#setInstanceBound(boolean)">setInstanceBound</a></strong>(boolean instanceBound)</code> |
| <div class="block">Called by the Component implementation when the dependency is declared within the Component's init method.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html" title="type parameter in AbstractDependency">T</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#setPropagate(boolean)">setPropagate</a></strong>(boolean propagate)</code> |
| <div class="block">Activates Dependency service properties propagation (to the service properties of the component to which this |
| dependency is added).</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html" title="type parameter in AbstractDependency">T</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#setPropagate(java.lang.Object,%20java.lang.String)">setPropagate</a></strong>(java.lang.Object instance, |
| java.lang.String method)</code> |
| <div class="block">Sets a callback instance which can ba invoked with the given method in order to dynamically retrieve the |
| dependency service properties.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html" title="type parameter in AbstractDependency">T</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#setRequired(boolean)">setRequired</a></strong>(boolean required)</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#start()">start</a></strong>()</code> |
| <div class="block">Starts this dependency.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#stop()">stop</a></strong>()</code> |
| <div class="block">Starts this dependency.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>java.lang.String</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html#toString()">toString</a></strong>()</code> </td> |
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| <h3>Methods inherited from class java.lang.Object</h3> |
| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait</code></li> |
| </ul> |
| </li> |
| </ul> |
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| <div class="details"> |
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| <h3>Field Detail</h3> |
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| <pre>protected <a href="../../../../../org/apache/felix/dm/context/ComponentContext.html" title="interface in org.apache.felix.dm.context">ComponentContext</a> m_component</pre> |
| <div class="block">The Component implementation is exposed to Dependencies through this interface.</div> |
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| <h4>m_available</h4> |
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| <div class="block">Is this Dependency available ? Volatile because the getState method (part of the |
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| <pre>protected boolean m_instanceBound</pre> |
| <div class="block">Is this Dependency "instance bound" ? A dependency is "instance bound" if it is defined within the component's |
| init method, meaning that it won't deactivate the component if it is not currently available when being added |
| from the component's init method.</div> |
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| <pre>protected volatile boolean m_required</pre> |
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| <h4>m_add</h4> |
| <pre>protected java.lang.String m_add</pre> |
| <div class="block">Component callback used to inject an added dependency.</div> |
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| <pre>protected java.lang.String m_change</pre> |
| <div class="block">Component callback invoked when the dependency has changed.</div> |
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| <h4>m_remove</h4> |
| <pre>protected java.lang.String m_remove</pre> |
| <div class="block">Component callback invoked when the dependency becomes unavailable.</div> |
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| <a name="m_autoConfig"> |
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| <h4>m_autoConfig</h4> |
| <pre>protected boolean m_autoConfig</pre> |
| <div class="block">Can this Dependency be auto configured in the component instance fields ?</div> |
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| <a name="m_autoConfigInstance"> |
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| <h4>m_autoConfigInstance</h4> |
| <pre>protected java.lang.String m_autoConfigInstance</pre> |
| <div class="block">The Component field name where the Dependency can be injected (null means any field with a compatible type |
| will be injected).</div> |
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| <h4>m_autoConfigInvoked</h4> |
| <pre>protected boolean m_autoConfigInvoked</pre> |
| <div class="block">Indicates if the setAutoConfig method has been invoked. This flag is used to force autoconfig to "false" |
| when the setCallbacks method is invoked, unless the setAutoConfig method has been called.</div> |
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| <h4>m_isStarted</h4> |
| <pre>protected volatile boolean m_isStarted</pre> |
| <div class="block">Has this Dependency been started by the Component implementation ? Volatile because the getState method |
| (part of the <a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html" title="interface in org.apache.felix.dm"><code>ComponentDependencyDeclaration</code></a> interface) may be called by any thread, at any time.</div> |
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| <h4>m_callbackInstance</h4> |
| <pre>protected java.lang.Object m_callbackInstance</pre> |
| <div class="block">The object instance on which the dependency callbacks are invoked on. Null means the dependency will be |
| injected to the Component implementation instance(s).</div> |
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| <pre>protected boolean m_propagate</pre> |
| <div class="block">Tells if the dependency service properties have to be propagated to the Component service properties.</div> |
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| <h4>m_propagateCallbackInstance</h4> |
| <pre>protected java.lang.Object m_propagateCallbackInstance</pre> |
| <div class="block">The propagate callback instance that is invoked in order to supply dynamically some dependency service properties.</div> |
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| <h4>m_propagateCallbackMethod</h4> |
| <pre>protected volatile java.lang.String m_propagateCallbackMethod</pre> |
| <div class="block">The propagate callback method that is invoked in order to supply dynamically some dependency service properties.</div> |
| <dl><dt><span class="strong">See Also:</span></dt><dd><code>#m_propagateCallbackInstance}</code></dd></dl> |
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| <h4>EMPTY_PROPERTIES</h4> |
| <pre>protected static final java.util.Dictionary<java.lang.Object,java.lang.Object> EMPTY_PROPERTIES</pre> |
| <div class="block">Default empty dependency properties.</div> |
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| <h4>AbstractDependency</h4> |
| <pre>public AbstractDependency()</pre> |
| <div class="block">Creates a new Dependency. By default, the dependency is optional and autoconfig.</div> |
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| <pre>public AbstractDependency(<a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html" title="class in org.apache.felix.dm.context">AbstractDependency</a><<a href="../../../../../org/apache/felix/dm/context/AbstractDependency.html" title="type parameter in AbstractDependency">T</a>> prototype)</pre> |
| <div class="block">Create a clone of a given Dependency.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>prototype</code> - all the fields of the prototype will be copied to this dependency.</dd></dl> |
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| <h4>toString</h4> |
| <pre>public java.lang.String toString()</pre> |
| <dl> |
| <dt><strong>Overrides:</strong></dt> |
| <dd><code>toString</code> in class <code>java.lang.Object</code></dd> |
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| <pre>public boolean isRequired()</pre> |
| <div class="block">Is this Dependency required (false by default) ?</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../org/apache/felix/dm/Dependency.html#isRequired()">isRequired</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/Dependency.html" title="interface in org.apache.felix.dm">Dependency</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd><code>true</code> if the dependency is required</dd></dl> |
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| <pre>public boolean isAvailable()</pre> |
| <div class="block">Is this Dependency satisfied and available ?</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../org/apache/felix/dm/Dependency.html#isAvailable()">isAvailable</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/Dependency.html" title="interface in org.apache.felix.dm">Dependency</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd><code>true</code> if the dependency is available</dd></dl> |
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| <h4>isAutoConfig</h4> |
| <pre>public boolean isAutoConfig()</pre> |
| <div class="block">Can this dependency be injected in a component class field (by reflexion, true by default) ?</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../org/apache/felix/dm/Dependency.html#isAutoConfig()">isAutoConfig</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/Dependency.html" title="interface in org.apache.felix.dm">Dependency</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>true if auto configuration is enabled for this dependency</dd></dl> |
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| <a name="getAutoConfigName()"> |
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| <h4>getAutoConfigName</h4> |
| <pre>public java.lang.String getAutoConfigName()</pre> |
| <div class="block">Returns the field name when the dependency can be injected to.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../org/apache/felix/dm/Dependency.html#getAutoConfigName()">getAutoConfigName</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/Dependency.html" title="interface in org.apache.felix.dm">Dependency</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the name of the member in the class of the component instance to inject into</dd></dl> |
| </li> |
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| <pre>public boolean isPropagated()</pre> |
| <div class="block">Returns the propagate callback method that is invoked in order to supply dynamically some dependency service properties.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../org/apache/felix/dm/Dependency.html#isPropagated()">isPropagated</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/Dependency.html" title="interface in org.apache.felix.dm">Dependency</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd><code>true</code> if the properties should be propagated</dd><dt><span class="strong">See Also:</span></dt><dd><code>#m_propagateCallbackInstance}</code></dd></dl> |
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| <pre>public <K,V> java.util.Dictionary<K,V> getProperties()</pre> |
| <div class="block">Returns the dependency service properties (empty by default).</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../org/apache/felix/dm/Dependency.html#getProperties()">getProperties</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/Dependency.html" title="interface in org.apache.felix.dm">Dependency</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the properties</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/felix/dm/Dependency.html#isPropagated()"><code>Dependency.isPropagated()</code></a></dd></dl> |
| </li> |
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| <pre>public void setComponentContext(<a href="../../../../../org/apache/felix/dm/context/ComponentContext.html" title="interface in org.apache.felix.dm.context">ComponentContext</a> component)</pre> |
| <div class="block">Called by the Component implementation before the Dependency can be started.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html#setComponentContext(org.apache.felix.dm.context.ComponentContext)">setComponentContext</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html" title="interface in org.apache.felix.dm.context">DependencyContext</a></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>component</code> - the Component implementation context</dd></dl> |
| </li> |
| </ul> |
| <a name="invokeCallback(org.apache.felix.dm.context.EventType, org.apache.felix.dm.context.Event...)"> |
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| <pre>public void invokeCallback(<a href="../../../../../org/apache/felix/dm/context/EventType.html" title="enum in org.apache.felix.dm.context">EventType</a> type, |
| <a href="../../../../../org/apache/felix/dm/context/Event.html" title="class in org.apache.felix.dm.context">Event</a>... events)</pre> |
| <div class="block">A Component callback must be invoked with dependency event(s).</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html#invokeCallback(org.apache.felix.dm.context.EventType,%20org.apache.felix.dm.context.Event...)">invokeCallback</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html" title="interface in org.apache.felix.dm.context">DependencyContext</a></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>type</code> - the dependency event type</dd><dd><code>events</code> - the dependency service event to inject in the component. |
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| <dd><code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html#isStarted()">isStarted</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html" title="interface in org.apache.felix.dm.context">DependencyContext</a></code></dd> |
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| <dd><code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html#setInstanceBound(boolean)">setInstanceBound</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html" title="interface in org.apache.felix.dm.context">DependencyContext</a></code></dd> |
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| <div class="block">Returns the type of the field where this dependency can be injected (auto config), or return null |
| if autoconfig is not supported.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html#getAutoConfigType()">getAutoConfigType</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html" title="interface in org.apache.felix.dm.context">DependencyContext</a></code></dd> |
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| <dd><code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html#getService()">getService</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html" title="interface in org.apache.felix.dm.context">DependencyContext</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the highest ranked available dependency service instance, or null</dd></dl> |
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| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html#copyToCollection(java.util.Collection)">copyToCollection</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html" title="interface in org.apache.felix.dm.context">DependencyContext</a></code></dd> |
| <dt><span class="strong">Parameters:</span></dt><dd><code>services</code> - the collection where the dependency service instances will be copied</dd></dl> |
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| <pre>public void copyToMap(java.util.Map<java.lang.Object,java.util.Dictionary<?,?>> map)</pre> |
| <div class="block">Copy all dependency service instances to the given map (key = dependency service, value = dependency service properties.</div> |
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| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html#copyToMap(java.util.Map)">copyToMap</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html" title="interface in org.apache.felix.dm.context">DependencyContext</a></code></dd> |
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| <div class="block">Creates a copy of this Dependency.</div> |
| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html#createCopy()">createCopy</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html" title="interface in org.apache.felix.dm.context">DependencyContext</a></code></dd> |
| <dt><span class="strong">Returns:</span></dt><dd>a clone of this dependency.</dd></dl> |
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| <dd><code><a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html#getName()">getName</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html" title="interface in org.apache.felix.dm">ComponentDependencyDeclaration</a></code></dd> |
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| <dl> |
| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html#getSimpleName()">getSimpleName</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html" title="interface in org.apache.felix.dm">ComponentDependencyDeclaration</a></code></dd> |
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| <dd><code><a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html#getType()">getType</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html" title="interface in org.apache.felix.dm">ComponentDependencyDeclaration</a></code></dd> |
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| <dd><code><a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html#getFilter()">getFilter</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html" title="interface in org.apache.felix.dm">ComponentDependencyDeclaration</a></code></dd> |
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| <dd><code><a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html#getState()">getState</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/ComponentDependencyDeclaration.html" title="interface in org.apache.felix.dm">ComponentDependencyDeclaration</a></code></dd> |
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| <div class="block">Activates Dependency service properties propagation (to the service properties of the component to which this |
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| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>propagate</code> - true if the dependency service properties must be propagated to the service properties of |
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| dependency is added or removed. They are called on the instance you provide. When you |
| specify callbacks, the auto configuration feature is automatically turned off, because |
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| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>instance</code> - the instance to call the callbacks on</dd><dd><code>add</code> - the method to call when a service was added</dd><dd><code>remove</code> - the method to call when a service was removed</dd> |
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| java.lang.String change, |
| java.lang.String remove)</pre> |
| <div class="block">Sets the callbacks for this service. These callbacks can be used as hooks whenever a |
| dependency is added, changed or removed. They are called on the instance you provide. When you |
| specify callbacks, the auto configuration feature is automatically turned off, because |
| we're assuming you don't need it in this case.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>instance</code> - the instance to call the callbacks on</dd><dd><code>add</code> - the method to call when a service was added</dd><dd><code>change</code> - the method to call when a service was changed</dd><dd><code>remove</code> - the method to call when a service was removed</dd> |
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| <div class="block">Returns the component implementation context</div> |
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| <dt><strong>Specified by:</strong></dt> |
| <dd><code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html#getComponentContext()">getComponentContext</a></code> in interface <code><a href="../../../../../org/apache/felix/dm/context/DependencyContext.html" title="interface in org.apache.felix.dm.context">DependencyContext</a></code></dd> |
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