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| <div class="subTitle">org.apache.felix.ipojo.util</div> |
| <h2 title="Class DependencyModel" class="title">Class DependencyModel</h2> |
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| <ul class="inheritance"> |
| <li>org.apache.felix.ipojo.util.DependencyModel</li> |
| </ul> |
| </li> |
| </ul> |
| <div class="description"> |
| <ul class="blockList"> |
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| <dl> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><a href="../../../../../org/apache/felix/ipojo/handlers/dependency/Dependency.html" title="class in org.apache.felix.ipojo.handlers.dependency">Dependency</a>, <a href="../../../../../org/apache/felix/ipojo/composite/service/provides/ServiceExporter.html" title="class in org.apache.felix.ipojo.composite.service.provides">ServiceExporter</a>, <a href="../../../../../org/apache/felix/ipojo/composite/service/instantiator/ServiceImporter.html" title="class in org.apache.felix.ipojo.composite.service.instantiator">ServiceImporter</a>, <a href="../../../../../org/apache/felix/ipojo/composite/service/instantiator/SvcInstance.html" title="class in org.apache.felix.ipojo.composite.service.instantiator">SvcInstance</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public abstract class <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.41">DependencyModel</a> |
| extends <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre> |
| <div class="block">Abstract dependency model. |
| This class is the parent class of every service dependency. It manages the most |
| part of dependency management. This class creates an interface between the service |
| tracker and the concrete dependency.</div> |
| <dl><dt><span class="strong">Author:</span></dt> |
| <dd><a href="mailto:dev@felix.apache.org">Felix Project Team</a></dd></dl> |
| </li> |
| </ul> |
| </div> |
| <div class="summary"> |
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| <h3>Nested Class Summary</h3> |
| <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Nested Class Summary table, listing nested classes, and an explanation"> |
| <caption><span>Nested Classes</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Class and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static class </code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.DependencyEventType.html" title="enum in org.apache.felix.ipojo.util">DependencyModel.DependencyEventType</a></strong></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>class </code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.ServiceBindingHolder.html" title="class in org.apache.felix.ipojo.util">DependencyModel.ServiceBindingHolder</a></strong></code> |
| <div class="block">Service binding structure.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- =========== 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>static int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#BROKEN">BROKEN</a></strong></code> |
| <div class="block">Dependency state : BROKEN.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#DYNAMIC_BINDING_POLICY">DYNAMIC_BINDING_POLICY</a></strong></code> |
| <div class="block">Binding policy : Dynamic.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#DYNAMIC_PRIORITY_BINDING_POLICY">DYNAMIC_PRIORITY_BINDING_POLICY</a></strong></code> |
| <div class="block">Binding policy : Dynamic-Priority.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#m_aggregate">m_aggregate</a></strong></code> |
| <div class="block">Does the dependency bind several providers ?</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a>></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#m_boundServices">m_boundServices</a></strong></code> |
| <div class="block">The current list of bound services.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/BundleContext.html?is-external=true" title="class or interface in org.osgi.framework">BundleContext</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#m_context">m_context</a></strong></code> |
| <div class="block">Bundle context used by the dependency.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="../../../../../org/apache/felix/ipojo/util/ContextSourceManager.html" title="class in org.apache.felix.ipojo.util">ContextSourceManager</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#m_contextSourceManager">m_contextSourceManager</a></strong></code> |
| <div class="block">The manager handling context sources.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="../../../../../org/apache/felix/ipojo/ComponentInstance.html" title="interface in org.apache.felix.ipojo">ComponentInstance</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#m_instance">m_instance</a></strong></code> |
| <div class="block">The instance requiring the service.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="../../../../../org/apache/felix/ipojo/util/DependencyStateListener.html" title="interface in org.apache.felix.ipojo.util">DependencyStateListener</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#m_listener">m_listener</a></strong></code> |
| <div class="block">Listener object on which invoking the <a href="../../../../../org/apache/felix/ipojo/util/DependencyStateListener.html#validate(org.apache.felix.ipojo.util.DependencyModel)"><code>DependencyStateListener.validate(DependencyModel)</code></a> |
| and <a href="../../../../../org/apache/felix/ipojo/util/DependencyStateListener.html#invalidate(org.apache.felix.ipojo.util.DependencyModel)"><code>DependencyStateListener.invalidate(DependencyModel)</code></a> methods.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../org/apache/felix/ipojo/util/DependencyModelListener.html" title="interface in org.apache.felix.ipojo.util">DependencyModelListener</a>></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#m_listeners">m_listeners</a></strong></code> |
| <div class="block">The listeners of the dependency model.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private <a href="http://docs.oracle.com/javase/7/docs/api/java/util/concurrent/locks/ReentrantReadWriteLock.html?is-external=true" title="class or interface in java.util.concurrent.locks">ReentrantReadWriteLock</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#m_lock">m_lock</a></strong></code> |
| <div class="block">The lock ensuring state consistency of the dependency.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#m_optional">m_optional</a></strong></code> |
| <div class="block">Is the dependency optional ?</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#m_policy">m_policy</a></strong></code> |
| <div class="block">The Binding policy of the dependency.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a>,<a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.ServiceBindingHolder.html" title="class in org.apache.felix.ipojo.util">DependencyModel.ServiceBindingHolder</a>></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#m_serviceObjects">m_serviceObjects</a></strong></code> |
| <div class="block">Map <a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework"><code>ServiceReference</code></a> -> Service Object.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../org/apache/felix/ipojo/dependency/impl/ServiceReferenceManager.html" title="class in org.apache.felix.ipojo.dependency.impl">ServiceReferenceManager</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#m_serviceReferenceManager">m_serviceReferenceManager</a></strong></code> |
| <div class="block">The service reference manager.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#m_specification">m_specification</a></strong></code> |
| <div class="block">The required specification.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#m_state">m_state</a></strong></code> |
| <div class="block">The actual state of the dependency.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="../../../../../org/apache/felix/ipojo/util/Tracker.html" title="class in org.apache.felix.ipojo.util">Tracker</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#m_tracker">m_tracker</a></strong></code> |
| <div class="block">The tracker used by this dependency to track providers.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#RESOLVED">RESOLVED</a></strong></code> |
| <div class="block">Dependency state : RESOLVED.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#STATIC_BINDING_POLICY">STATIC_BINDING_POLICY</a></strong></code> |
| <div class="block">Binding policy : Static.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#UNRESOLVED">UNRESOLVED</a></strong></code> |
| <div class="block">Dependency state : UNRESOLVED.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor_summary"> |
| <!-- --> |
| </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/ipojo/util/DependencyModel.html#DependencyModel(java.lang.Class, boolean, boolean, org.osgi.framework.Filter, java.util.Comparator, int, org.osgi.framework.BundleContext, org.apache.felix.ipojo.util.DependencyStateListener, org.apache.felix.ipojo.ComponentInstance)">DependencyModel</a></strong>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a> specification, |
| boolean aggregate, |
| boolean optional, |
| <a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/Filter.html?is-external=true" title="class or interface in org.osgi.framework">Filter</a> filter, |
| <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a>> comparator, |
| int policy, |
| <a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/BundleContext.html?is-external=true" title="class or interface in org.osgi.framework">BundleContext</a> context, |
| <a href="../../../../../org/apache/felix/ipojo/util/DependencyStateListener.html" title="interface in org.apache.felix.ipojo.util">DependencyStateListener</a> listener, |
| <a href="../../../../../org/apache/felix/ipojo/ComponentInstance.html" title="interface in org.apache.felix.ipojo">ComponentInstance</a> ci)</code> |
| <div class="block">Creates a DependencyModel.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <ul class="blockList"> |
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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>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#acquireReadLockIfNotHeld()">acquireReadLockIfNotHeld</a></strong>()</code> |
| <div class="block">Acquires the read lock only and only if no read lock is already held by the current thread.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#acquireWriteLockIfNotHeld()">acquireWriteLockIfNotHeld</a></strong>()</code> |
| <div class="block">Acquires the write lock only and only if the write lock is not already held by the current thread.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#addListener(org.apache.felix.ipojo.util.DependencyModelListener)">addListener</a></strong>(<a href="../../../../../org/apache/felix/ipojo/util/DependencyModelListener.html" title="interface in org.apache.felix.ipojo.util">DependencyModelListener</a> listener)</code> |
| <div class="block">Add the given listener to the dependency model's list of listeners.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#applyReconfiguration(org.apache.felix.ipojo.dependency.impl.ServiceReferenceManager.ChangeSet)">applyReconfiguration</a></strong>(<a href="../../../../../org/apache/felix/ipojo/dependency/impl/ServiceReferenceManager.ChangeSet.html" title="class in org.apache.felix.ipojo.dependency.impl">ServiceReferenceManager.ChangeSet</a> changeSet)</code> |
| <div class="block">Applies the given reconfiguration.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#cleanup()">cleanup</a></strong>()</code> |
| <div class="block">Removes all the listeners from this dependency before it gets disposed.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#computeAndSetDependencyState()">computeAndSetDependencyState</a></strong>()</code> |
| <div class="block">Computes the actual dependency state.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getBindingPolicy()">getBindingPolicy</a></strong>()</code> |
| <div class="block">Gets the used binding policy.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/BundleContext.html?is-external=true" title="class or interface in org.osgi.framework">BundleContext</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getBundleContext()">getBundleContext</a></strong>()</code> |
| <div class="block">Gets the bundle context used by the dependency.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getComparator()">getComparator</a></strong>()</code> |
| <div class="block">Gets the used comparator name.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/felix/ipojo/ComponentInstance.html" title="interface in org.apache.felix.ipojo">ComponentInstance</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getComponentInstance()">getComponentInstance</a></strong>()</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/felix/ipojo/util/ContextSourceManager.html" title="class in org.apache.felix.ipojo.util">ContextSourceManager</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getContextSourceManager()">getContextSourceManager</a></strong>()</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getFilter()">getFilter</a></strong>()</code> |
| <div class="block">Returns the dependency filter (String form).</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getId()">getId</a></strong>()</code> |
| <div class="block">Gets the dependency id.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getService(org.osgi.framework.ServiceReference)">getService</a></strong>(<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a> ref)</code> |
| <div class="block">Gets a service object for the given reference.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getService(org.osgi.framework.ServiceReference, boolean)">getService</a></strong>(<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a> ref, |
| boolean store)</code> |
| <div class="block">Gets a service object for the given reference.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getServiceReference()">getServiceReference</a></strong>()</code> |
| <div class="block">Gets the first bound service reference.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/felix/ipojo/dependency/impl/ServiceReferenceManager.html" title="class in org.apache.felix.ipojo.dependency.impl">ServiceReferenceManager</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getServiceReferenceManager()">getServiceReferenceManager</a></strong>()</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a>[]</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getServiceReferences()">getServiceReferences</a></strong>()</code> |
| <div class="block">Gets bound service references.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getSize()">getSize</a></strong>()</code> |
| <div class="block">Gets the number of actual matching references.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getSpecification()">getSpecification</a></strong>()</code> |
| <div class="block">Gets the tracked specification.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getState()">getState</a></strong>()</code> |
| <div class="block">Gets the actual state of the dependency.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/felix/ipojo/util/Tracker.html" title="class in org.apache.felix.ipojo.util">Tracker</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getTracker()">getTracker</a></strong>()</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a>></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#getUsedServiceReferences()">getUsedServiceReferences</a></strong>()</code> |
| <div class="block">Gets the list of currently used service references.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#invalidate()">invalidate</a></strong>()</code> |
| <div class="block">Calls the listener callback to notify the new state of the current |
| dependency.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#invalidateMatchingServices()">invalidateMatchingServices</a></strong>()</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#invalidateSelectedServices()">invalidateSelectedServices</a></strong>()</code> |
| <div class="block">This callback is called by ranking interceptor to notify the dependency that the selected service set has |
| changed and must be recomputed.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#isAggregate()">isAggregate</a></strong>()</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#isFrozen()">isFrozen</a></strong>()</code> |
| <div class="block">Is the reference set frozen (cannot change anymore)? |
| This method must be override by concrete dependency to support |
| the static binding policy.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#isOptional()">isOptional</a></strong>()</code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#match(org.osgi.framework.ServiceReference)">match</a></strong>(<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a> ref)</code> |
| <div class="block">Does the service reference match ? This method must be overridden by |
| concrete dependencies if they need advanced testing on service reference |
| (that cannot be expressed in the LDAP filter).</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#notifyListeners(org.apache.felix.ipojo.util.DependencyModel.DependencyEventType, org.osgi.framework.ServiceReference, java.lang.Object)">notifyListeners</a></strong>(<a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.DependencyEventType.html" title="enum in org.apache.felix.ipojo.util">DependencyModel.DependencyEventType</a> type, |
| <a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a><?> service, |
| <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> object)</code> |
| <div class="block">Notify all listeners that a change has occurred in this dependency model.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#onChange(org.apache.felix.ipojo.dependency.impl.ServiceReferenceManager.ChangeSet)">onChange</a></strong>(<a href="../../../../../org/apache/felix/ipojo/dependency/impl/ServiceReferenceManager.ChangeSet.html" title="class in org.apache.felix.ipojo.dependency.impl">ServiceReferenceManager.ChangeSet</a> set)</code> |
| <div class="block">Callbacks call by the ServiceReferenceManager when the selected service set has changed.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>abstract void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#onDependencyReconfiguration(org.osgi.framework.ServiceReference[], org.osgi.framework.ServiceReference[])">onDependencyReconfiguration</a></strong>(<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a>[] departs, |
| <a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a>[] arrivals)</code> |
| <div class="block">Concrete dependency callback.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>abstract void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#onServiceArrival(org.osgi.framework.ServiceReference)">onServiceArrival</a></strong>(<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a> ref)</code> |
| <div class="block">Concrete dependency callback.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>abstract void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#onServiceDeparture(org.osgi.framework.ServiceReference)">onServiceDeparture</a></strong>(<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a> ref)</code> |
| <div class="block">Concrete dependency callback.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>abstract void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#onServiceModification(org.osgi.framework.ServiceReference)">onServiceModification</a></strong>(<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a> ref)</code> |
| <div class="block">Concrete dependency callback.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#releaseReadLockIfHeld()">releaseReadLockIfHeld</a></strong>()</code> |
| <div class="block">Releases the read lock only and only if the read lock is held by the current thread.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#releaseWriteLockIfHeld()">releaseWriteLockIfHeld</a></strong>()</code> |
| <div class="block">Releases the write lock only and only if the write lock is held by the current thread.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#removeListener(org.apache.felix.ipojo.util.DependencyModelListener)">removeListener</a></strong>(<a href="../../../../../org/apache/felix/ipojo/util/DependencyModelListener.html" title="interface in org.apache.felix.ipojo.util">DependencyModelListener</a> listener)</code> |
| <div class="block">Remove the given listener from the dependency model's list of listeners.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#setAggregate(boolean)">setAggregate</a></strong>(boolean isAggregate)</code> |
| <div class="block">Sets the aggregate attribute of the current dependency.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#setBundleContext(org.osgi.framework.BundleContext)">setBundleContext</a></strong>(<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/BundleContext.html?is-external=true" title="class or interface in org.osgi.framework">BundleContext</a> context)</code> |
| <div class="block">Sets the bundle context used by 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/ipojo/util/DependencyModel.html#setComparator(java.util.Comparator)">setComparator</a></strong>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a>> cmp)</code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#setFilter(org.osgi.framework.Filter)">setFilter</a></strong>(<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/Filter.html?is-external=true" title="class or interface in org.osgi.framework">Filter</a> filter)</code> |
| <div class="block">Sets the filter of the dependency.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#setOptionality(boolean)">setOptionality</a></strong>(boolean isOptional)</code> |
| <div class="block">Sets the optionality attribute of the current dependency.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#setSpecification(java.lang.Class)">setSpecification</a></strong>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a> specification)</code> |
| <div class="block">Sets the required specification of this service dependency.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#start()">start</a></strong>()</code> |
| <div class="block">Opens the tracking.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#stop()">stop</a></strong>()</code> |
| <div class="block">Closes the tracking.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#unfreeze()">unfreeze</a></strong>()</code> |
| <div class="block">Unfreezes the dependency.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#ungetAllServices()">ungetAllServices</a></strong>()</code> |
| <div class="block">Ungets all 'get' service references.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#ungetService(org.osgi.framework.ServiceReference)">ungetService</a></strong>(<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a> ref)</code> |
| <div class="block">Ungets a used service reference.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#validate()">validate</a></strong>()</code> |
| <div class="block">Calls the listener callback to notify the new state of the current |
| dependency.</div> |
| </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
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| <h3>Methods inherited from class java.lang.<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
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| <h4>BROKEN</h4> |
| <pre>public static final int <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.48">BROKEN</a></pre> |
| <div class="block">Dependency state : BROKEN. |
| A broken dependency cannot be fulfilled anymore. The dependency becomes |
| broken when a used service disappears in the static binding policy.</div> |
| <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../constant-values.html#org.apache.felix.ipojo.util.DependencyModel.BROKEN">Constant Field Values</a></dd></dl> |
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| <div class="block">Dependency state : UNRESOLVED. |
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| providers are available.</div> |
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| <div class="block">Dependency state : RESOLVED. |
| A dependency is resolved if the dependency is optional or at least one |
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| <div class="block">Binding policy : Dynamic-Priority. |
| In this policy, services can appears and departs. However, once a service |
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| <div class="block">Bundle context used by the dependency. |
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| <div class="block">The Binding policy of the dependency.</div> |
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| <div class="block">The tracker used by this dependency to track providers.</div> |
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| <div class="block">Map <a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework"><code>ServiceReference</code></a> -> Service Object. |
| This map stores service object, and so is able to handle |
| iPOJO custom policies.</div> |
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| <div class="block">The current list of bound services.</div> |
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| <div class="block">The lock ensuring state consistency of the dependency. |
| This lock can be acquired from all collaborators.</div> |
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| <div class="block">The listeners of the dependency model.</div> |
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| <a name="DependencyModel(java.lang.Class, boolean, boolean, org.osgi.framework.Filter, java.util.Comparator, int, org.osgi.framework.BundleContext, org.apache.felix.ipojo.util.DependencyStateListener, org.apache.felix.ipojo.ComponentInstance)"> |
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| boolean aggregate, |
| boolean optional, |
| <a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/Filter.html?is-external=true" title="class or interface in org.osgi.framework">Filter</a> filter, |
| <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a><<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a>> comparator, |
| int policy, |
| <a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/BundleContext.html?is-external=true" title="class or interface in org.osgi.framework">BundleContext</a> context, |
| <a href="../../../../../org/apache/felix/ipojo/util/DependencyStateListener.html" title="interface in org.apache.felix.ipojo.util">DependencyStateListener</a> listener, |
| <a href="../../../../../org/apache/felix/ipojo/ComponentInstance.html" title="interface in org.apache.felix.ipojo">ComponentInstance</a> ci)</pre> |
| <div class="block">Creates a DependencyModel. |
| If the dependency has no comparator and follows the |
| <a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#DYNAMIC_PRIORITY_BINDING_POLICY"><code>DYNAMIC_PRIORITY_BINDING_POLICY</code></a> policy |
| the OSGi Service Reference Comparator is used.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>specification</code> - the required specification</dd><dd><code>aggregate</code> - is the dependency aggregate ?</dd><dd><code>optional</code> - is the dependency optional ?</dd><dd><code>filter</code> - the LDAP filter</dd><dd><code>comparator</code> - the comparator object to sort references</dd><dd><code>policy</code> - the binding policy</dd><dd><code>context</code> - the bundle context (or service context)</dd><dd><code>listener</code> - the dependency lifecycle listener to notify from dependency</dd><dd><code>ci</code> - instance managing the dependency |
| state changes.</dd></dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
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| <h4>start</h4> |
| <pre>public void <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.208">start</a>()</pre> |
| <div class="block">Opens the tracking. |
| This method computes the dependency state. |
| <p/> |
| As the dependency is starting, locking is not required here.</div> |
| <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#computeAndSetDependencyState()"><code>computeAndSetDependencyState()</code></a></dd></dl> |
| </li> |
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| <pre>public <a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/BundleContext.html?is-external=true" title="class or interface in org.osgi.framework">BundleContext</a> <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.225">getBundleContext</a>()</pre> |
| <div class="block">Gets the bundle context used by the dependency.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the bundle context</dd></dl> |
| </li> |
| </ul> |
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| <pre>public void <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.234">invalidateSelectedServices</a>()</pre> |
| <div class="block">This callback is called by ranking interceptor to notify the dependency that the selected service set has |
| changed and must be recomputed.</div> |
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| <pre>public void <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.238">invalidateMatchingServices</a>()</pre> |
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| <pre>public void <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.247">stop</a>()</pre> |
| <div class="block">Closes the tracking. |
| The dependency becomes <a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.html#UNRESOLVED"><code>UNRESOLVED</code></a> |
| at the end of this method.</div> |
| </li> |
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| <pre>private void <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.272">ungetAllServices</a>()</pre> |
| <div class="block">Ungets all 'get' service references. |
| This also clears the service object map. |
| The method is called while holding the exclusive lock.</div> |
| </li> |
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| <pre>public boolean <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.297">isFrozen</a>()</pre> |
| <div class="block">Is the reference set frozen (cannot change anymore)? |
| This method must be override by concrete dependency to support |
| the static binding policy. In fact, this method allows optimizing |
| the static dependencies to become frozen only when needed. |
| This method returns <code>false</code> by default. |
| The method must always return <code>false</code> for non-static dependencies.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd><code>true</code> if the reference set is frozen.</dd></dl> |
| </li> |
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| <pre>public void <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.306">unfreeze</a>()</pre> |
| <div class="block">Unfreezes the dependency. |
| This method must be override by concrete dependency to support |
| the static binding policy. This method is called after tracking restarting.</div> |
| </li> |
| </ul> |
| <a name="match(org.osgi.framework.ServiceReference)"> |
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| <h4>match</h4> |
| <pre>public boolean <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.319">match</a>(<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a> ref)</pre> |
| <div class="block">Does the service reference match ? This method must be overridden by |
| concrete dependencies if they need advanced testing on service reference |
| (that cannot be expressed in the LDAP filter). By default this method |
| returns <code>true</code>.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>ref</code> - the tested reference.</dd> |
| <dt><span class="strong">Returns:</span></dt><dd><code>true</code> if the service reference matches.</dd></dl> |
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| <pre>private void <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.330">computeAndSetDependencyState</a>()</pre> |
| <div class="block">Computes the actual dependency state. |
| This methods invokes the <a href="../../../../../org/apache/felix/ipojo/util/DependencyStateListener.html" title="interface in org.apache.felix.ipojo.util"><code>DependencyStateListener</code></a>. |
| If this method is called without the write lock, it takes it. Anyway, the lock will be released before called |
| the |
| callbacks.</div> |
| </li> |
| </ul> |
| <a name="getServiceReference()"> |
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| <h4>getServiceReference</h4> |
| <pre>public <a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a> <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.378">getServiceReference</a>()</pre> |
| <div class="block">Gets the first bound service reference.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd><code>null</code> if no more provider is available, |
| else returns the first reference from the matching set.</dd></dl> |
| </li> |
| </ul> |
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| <pre>public <a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a>[] <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.398">getServiceReferences</a>()</pre> |
| <div class="block">Gets bound service references.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the sorted (if a comparator is used) array of matching service |
| references, <code>null</code> if no references are available.</dd></dl> |
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| <pre>public <a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a>> <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.417">getUsedServiceReferences</a>()</pre> |
| <div class="block">Gets the list of currently used service references. |
| If no service references, returns <code>null</code></div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the list of used reference (according to the service tracker).</dd></dl> |
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| <dl><dt><span class="strong">Returns:</span></dt><dd>the component instance on which this dependency is plugged.</dd></dl> |
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| <div class="block">Gets the number of actual matching references.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the number of matching references</dd></dl> |
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| <div class="block">Concrete dependency callback. |
| This method is called when a new service needs to be |
| re-injected in the underlying concrete dependency.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>ref</code> - the service reference to inject.</dd></dl> |
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| <div class="block">Concrete dependency callback. |
| This method is called when a used service (already injected) is leaving.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>ref</code> - the leaving service reference.</dd></dl> |
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| <div class="block">Concrete dependency callback. |
| This method is called when a used service (already injected) is modified.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>ref</code> - the modified service reference.</dd></dl> |
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| <a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a>[] arrivals)</pre> |
| <div class="block">Concrete dependency callback. |
| This method is called when the dependency is reconfigured and when this |
| reconfiguration implies changes on the matching service set ( and by the |
| way on the injected service).</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>departs</code> - the service leaving the matching set.</dd><dd><code>arrivals</code> - the service arriving in the matching set.</dd></dl> |
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| <div class="block">Calls the listener callback to notify the new state of the current |
| dependency. |
| No lock hold when calling this callback.</div> |
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| <div class="block">Calls the listener callback to notify the new state of the current |
| dependency. |
| No lock hold when calling this callback.</div> |
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| <div class="block">Gets the actual state of the dependency.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the state of the dependency.</dd></dl> |
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| <div class="block">Gets the tracked specification.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the Class object tracked by the dependency.</dd></dl> |
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| <div class="block">Sets the required specification of this service dependency. |
| This operation is not supported if the dependency tracking has already begun. |
| So, we don't have to hold a lock.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>specification</code> - the required specification.</dd></dl> |
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| <div class="block">Acquires the write lock only and only if the write lock is not already held by the current thread.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>true if the lock was acquired within the method, false otherwise.</dd></dl> |
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| <div class="block">Releases the write lock only and only if the write lock is held by the current thread.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>true if the lock has no more holders, false otherwise.</dd></dl> |
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| <div class="block">Acquires the read lock only and only if no read lock is already held by the current thread. |
| |
| As the introspection methods provided by this method are java 6+, we just take a read lock.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>true if the lock was acquired within the method, false otherwise.</dd></dl> |
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| <div class="block">Releases the read lock only and only if the read lock is held by the current thread. |
| * As the introspection methods provided by this method are java 6+, we just unlock the read lock.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>true if the lock has no more holders, false otherwise.</dd></dl> |
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| <div class="block">Returns the dependency filter (String form).</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the String form of the LDAP filter used by this dependency, |
| <code>null</code> if not set.</dd></dl> |
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| <div class="block">Sets the filter of the dependency. This method recomputes the |
| matching set and call the onDependencyReconfiguration callback.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>filter</code> - the new LDAP filter.</dd></dl> |
| </li> |
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| <div class="block">Applies the given reconfiguration. |
| This method check if the current thread is holding the write lock, if not, acquire it. |
| The lock will be released before calling callbacks. As a consequence, the caller has to check if the lock is |
| still hold when this method returns.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>changeSet</code> - the reconfiguration changes</dd></dl> |
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| <div class="block">Sets the aggregate attribute of the current dependency. |
| If the tracking is opened, it will call arrival and departure callbacks.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>isAggregate</code> - the new aggregate attribute value.</dd></dl> |
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| <div class="block">Sets the optionality attribute of the current dependency.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>isOptional</code> - the new optional attribute value.</dd></dl> |
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| <div class="block">Gets the used binding policy.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the current binding policy.</dd></dl> |
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| <div class="block">Gets the used comparator name. |
| <code>null</code> if no comparator (i.e. the OSGi one is used).</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the comparator class name or <code>null</code> if the dependency doesn't use a comparator.</dd></dl> |
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| <div class="block">Sets the bundle context used by this dependency. |
| This operation is not supported if the tracker is already opened, and as a consequence does not require locking.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>context</code> - the bundle context or service context to use</dd></dl> |
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| <div class="block">Gets a service object for the given reference. |
| The service object is stored to handle custom policies.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>ref</code> - the wanted service reference</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the service object attached to the given reference</dd></dl> |
| </li> |
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| boolean store)</pre> |
| <div class="block">Gets a service object for the given reference.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>ref</code> - the wanted service reference</dd><dd><code>store</code> - enables / disables the storing of the reference.</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the service object attached to the given reference</dd></dl> |
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| <a name="ungetService(org.osgi.framework.ServiceReference)"> |
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| <div class="block">Ungets a used service reference.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>ref</code> - the reference to unget.</dd></dl> |
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| <div class="block">Gets the dependency id.</div> |
| <dl><dt><span class="strong">Returns:</span></dt><dd>the dependency id. Specification name by default.</dd></dl> |
| </li> |
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| <a name="onChange(org.apache.felix.ipojo.dependency.impl.ServiceReferenceManager.ChangeSet)"> |
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| <div class="block">Callbacks call by the ServiceReferenceManager when the selected service set has changed.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>set</code> - the change set.</dd></dl> |
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| <h4>getTracker</h4> |
| <pre>public <a href="../../../../../org/apache/felix/ipojo/util/Tracker.html" title="class in org.apache.felix.ipojo.util">Tracker</a> <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.1134">getTracker</a>()</pre> |
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| </ul> |
| <a name="addListener(org.apache.felix.ipojo.util.DependencyModelListener)"> |
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| <h4>addListener</h4> |
| <pre>public void <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.1155">addListener</a>(<a href="../../../../../org/apache/felix/ipojo/util/DependencyModelListener.html" title="interface in org.apache.felix.ipojo.util">DependencyModelListener</a> listener)</pre> |
| <div class="block">Add the given listener to the dependency model's list of listeners.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>listener</code> - the <code>DependencyModelListener</code> object to be added</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang">NullPointerException</a></code> - if <code>listener</code> is <code>null</code></dd></dl> |
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| <a name="removeListener(org.apache.felix.ipojo.util.DependencyModelListener)"> |
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| <h4>removeListener</h4> |
| <pre>public void <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.1171">removeListener</a>(<a href="../../../../../org/apache/felix/ipojo/util/DependencyModelListener.html" title="interface in org.apache.felix.ipojo.util">DependencyModelListener</a> listener)</pre> |
| <div class="block">Remove the given listener from the dependency model's list of listeners.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>listener</code> - the <code>DependencyModelListener</code> object to be removed</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang">NullPointerException</a></code> - if <code>listener</code> is <code>null</code></dd> |
| <dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/util/NoSuchElementException.html?is-external=true" title="class or interface in java.util">NoSuchElementException</a></code> - if <code>listener</code> wasn't present in the dependency model's list of listeners</dd></dl> |
| </li> |
| </ul> |
| <a name="notifyListeners(org.apache.felix.ipojo.util.DependencyModel.DependencyEventType, org.osgi.framework.ServiceReference, java.lang.Object)"> |
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| <h4>notifyListeners</h4> |
| <pre>public void <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.1201">notifyListeners</a>(<a href="../../../../../org/apache/felix/ipojo/util/DependencyModel.DependencyEventType.html" title="enum in org.apache.felix.ipojo.util">DependencyModel.DependencyEventType</a> type, |
| <a href="http://www.osgi.org/javadoc/r4v43/core/org/osgi/framework/ServiceReference.html?is-external=true" title="class or interface in org.osgi.framework">ServiceReference</a><?> service, |
| <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> object)</pre> |
| <div class="block">Notify all listeners that a change has occurred in this dependency model.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>type</code> - the type of event</dd><dd><code>service</code> - the reference of the concerned service (may be null)</dd><dd><code>object</code> - the concerned service object (may be null)</dd></dl> |
| </li> |
| </ul> |
| <a name="cleanup()"> |
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| <h4>cleanup</h4> |
| <pre>public void <a href="../../../../../src-html/org/apache/felix/ipojo/util/DependencyModel.html#line.1251">cleanup</a>()</pre> |
| <div class="block">Removes all the listeners from this dependency before it gets disposed.</div> |
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