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| <div class="subTitle">org.apache.felix.ipojo.dependency.interceptors</div> |
| <h2 title="Interface ServiceBindingInterceptor" class="title">Interface ServiceBindingInterceptor</h2> |
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| <pre>public interface <a href="../../../../../../src-html/org/apache/felix/ipojo/dependency/interceptors/ServiceBindingInterceptor.html#line.39">ServiceBindingInterceptor</a> |
| extends <a href="../../../../../../org/apache/felix/ipojo/dependency/interceptors/DependencyInterceptor.html" title="interface in org.apache.felix.ipojo.dependency.interceptors">DependencyInterceptor</a></pre> |
| <div class="block">A service to modify / monitor the service bindings. |
| This service is notified every time the dependency is weaving a new service bindings on un-weaves an existing one. |
| |
| Several binding interceptors can be plugged to the same service dependency. In this case, |
| a chain is created where all interceptor are called in a sequence. |
| |
| A binding interceptor cannot modify the existing bindings. |
| |
| Obviously an interceptor can be plugged to several dependencies.</div> |
| <dl><dt><span class="strong">Since:</span></dt> |
| <dd>1.11.0</dd></dl> |
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| <h3>Fields inherited from interface org.apache.felix.ipojo.dependency.interceptors.<a href="../../../../../../org/apache/felix/ipojo/dependency/interceptors/DependencyInterceptor.html" title="interface in org.apache.felix.ipojo.dependency.interceptors">DependencyInterceptor</a></h3> |
| <code><a href="../../../../../../org/apache/felix/ipojo/dependency/interceptors/DependencyInterceptor.html#TARGET_PROPERTY">TARGET_PROPERTY</a></code></li> |
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| <caption><span>Methods</span><span class="tabEnd"> </span></caption> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
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| <tr class="altColor"> |
| <td class="colFirst"><code><S> S</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/felix/ipojo/dependency/interceptors/ServiceBindingInterceptor.html#getService(org.apache.felix.ipojo.util.DependencyModel, org.osgi.framework.ServiceReference, S)">getService</a></strong>(<a href="../../../../../../org/apache/felix/ipojo/util/DependencyModel.html" title="class in org.apache.felix.ipojo.util">DependencyModel</a> dependency, |
| <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><S> reference, |
| S service)</code> |
| <div class="block">Notification method when a dependency is weaving a new service binding.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code><S> void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../../org/apache/felix/ipojo/dependency/interceptors/ServiceBindingInterceptor.html#ungetService(org.apache.felix.ipojo.util.DependencyModel, org.osgi.framework.ServiceReference)">ungetService</a></strong>(<a href="../../../../../../org/apache/felix/ipojo/util/DependencyModel.html" title="class in org.apache.felix.ipojo.util">DependencyModel</a> dependency, |
| <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><S> reference)</code> |
| <div class="block">Notification method when a dependency is un-weaving a service binding.</div> |
| </td> |
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| <h3>Methods inherited from interface org.apache.felix.ipojo.dependency.interceptors.<a href="../../../../../../org/apache/felix/ipojo/dependency/interceptors/DependencyInterceptor.html" title="interface in org.apache.felix.ipojo.dependency.interceptors">DependencyInterceptor</a></h3> |
| <code><a href="../../../../../../org/apache/felix/ipojo/dependency/interceptors/DependencyInterceptor.html#close(org.apache.felix.ipojo.util.DependencyModel)">close</a>, <a href="../../../../../../org/apache/felix/ipojo/dependency/interceptors/DependencyInterceptor.html#open(org.apache.felix.ipojo.util.DependencyModel)">open</a></code></li> |
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| <a name="getService(org.apache.felix.ipojo.util.DependencyModel,org.osgi.framework.ServiceReference,java.lang.Object)"> |
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| <h4>getService</h4> |
| <pre><S> S <a href="../../../../../../src-html/org/apache/felix/ipojo/dependency/interceptors/ServiceBindingInterceptor.html#line.58">getService</a>(<a href="../../../../../../org/apache/felix/ipojo/util/DependencyModel.html" title="class in org.apache.felix.ipojo.util">DependencyModel</a> dependency, |
| <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><S> reference, |
| S service)</pre> |
| <div class="block">Notification method when a dependency is weaving a new service binding. |
| The interceptor can modify the service object. It must <strong>never</strong> return a <code>null</code> object, |
| but the receive service object if it does not want to do anything with the service object. |
| |
| When the interceptor <em>modifies</em> the service object, the returned object <strong>must</strong> be |
| compatible with the dependency specification. |
| |
| The received service object may already have been <em>wrapped</em> by binding interceptors called before the |
| current one.</div> |
| <dl><dt><span class="strong">Type Parameters:</span></dt><dd><code>S</code> - the service specification</dd><dt><span class="strong">Parameters:</span></dt><dd><code>dependency</code> - the dependency</dd><dd><code>reference</code> - the service reference bound</dd><dd><code>service</code> - the service object</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the service object to be injected within the component. Must never be <code>null</code>.</dd></dl> |
| </li> |
| </ul> |
| <a name="ungetService(org.apache.felix.ipojo.util.DependencyModel, org.osgi.framework.ServiceReference)"> |
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| <h4>ungetService</h4> |
| <pre><S> void <a href="../../../../../../src-html/org/apache/felix/ipojo/dependency/interceptors/ServiceBindingInterceptor.html#line.68">ungetService</a>(<a href="../../../../../../org/apache/felix/ipojo/util/DependencyModel.html" title="class in org.apache.felix.ipojo.util">DependencyModel</a> dependency, |
| <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><S> reference)</pre> |
| <div class="block">Notification method when a dependency is un-weaving a service binding. |
| The interceptor must released all objects related to this service binding.</div> |
| <dl><dt><span class="strong">Type Parameters:</span></dt><dd><code>S</code> - the service specification</dd><dt><span class="strong">Parameters:</span></dt><dd><code>dependency</code> - the dependency</dd><dd><code>reference</code> - the unbound service reference</dd></dl> |
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