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| <div class="subTitle">org.apache.edgent.topology.services</div> |
| <h2 title="Interface ApplicationService" class="title">Interface ApplicationService</h2> |
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| <br> |
| <pre>public interface <span class="typeNameLabel">ApplicationService</span></pre> |
| <div class="block">A service that allows registration of applications and |
| the ability to submit them through a control MBean.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../org/apache/edgent/topology/mbeans/ApplicationServiceMXBean.html" title="interface in org.apache.edgent.topology.mbeans"><code>ApplicationServiceMXBean</code></a></dd> |
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| <h3>Field Summary</h3> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
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| <td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/edgent/topology/services/ApplicationService.html#ALIAS">ALIAS</a></span></code> |
| <div class="block">Default alias a service registers its control MBean as.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/edgent/topology/services/ApplicationService.html#SYSTEM_APP_PREFIX">SYSTEM_APP_PREFIX</a></span></code> |
| <div class="block">Prefix ("edgent") reserved for system application names.</div> |
| </td> |
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| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/edgent/topology/services/ApplicationService.html#getApplicationNames--">getApplicationNames</a></span>()</code> |
| <div class="block">Returns the names of applications registered with this service.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/edgent/topology/services/ApplicationService.html#registerJar-java.lang.String-java.lang.String-">registerJar</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> jarURL, |
| <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> jsonConfig)</code> |
| <div class="block">Register a jar file containing new applications.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/edgent/topology/services/ApplicationService.html#registerTopology-java.lang.String-org.apache.edgent.function.BiConsumer-">registerTopology</a></span>(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> applicationName, |
| <a href="../../../../../org/apache/edgent/function/BiConsumer.html" title="interface in org.apache.edgent.function">BiConsumer</a><<a href="../../../../../org/apache/edgent/topology/Topology.html" title="interface in org.apache.edgent.topology">Topology</a>,com.google.gson.JsonObject> builder)</code> |
| <div class="block">Add a topology that can be started though a control mbean.</div> |
| </td> |
| </tr> |
| </table> |
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| <h3>Field Detail</h3> |
| <a name="ALIAS"> |
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| <h4>ALIAS</h4> |
| <pre>static final <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> ALIAS</pre> |
| <div class="block">Default alias a service registers its control MBean as. |
| Value is "edgent".</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../constant-values.html#org.apache.edgent.topology.services.ApplicationService.ALIAS">Constant Field Values</a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="SYSTEM_APP_PREFIX"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>SYSTEM_APP_PREFIX</h4> |
| <pre>static final <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> SYSTEM_APP_PREFIX</pre> |
| <div class="block">Prefix ("edgent") reserved for system application names.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../constant-values.html#org.apache.edgent.topology.services.ApplicationService.SYSTEM_APP_PREFIX">Constant Field Values</a></dd> |
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| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>registerTopology</h4> |
| <pre>void registerTopology(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> applicationName, |
| <a href="../../../../../org/apache/edgent/function/BiConsumer.html" title="interface in org.apache.edgent.function">BiConsumer</a><<a href="../../../../../org/apache/edgent/topology/Topology.html" title="interface in org.apache.edgent.topology">Topology</a>,com.google.gson.JsonObject> builder)</pre> |
| <div class="block">Add a topology that can be started though a control mbean. |
| Any registration replaces any existing application with the same name. |
| <BR> |
| When a <a href="../../../../../org/apache/edgent/topology/mbeans/ApplicationServiceMXBean.html#submit-java.lang.String-java.lang.String-"><code>submit</code></a> |
| is invoked <code>builder.accept(topology, config)</code> is called passing: |
| <UL> |
| <LI> |
| <code>topology</code> - An empty topology with the name <code>applicationName</code>. |
| </LI> |
| <LI> |
| <code>config</code> - JSON submission configuration from |
| <a href="../../../../../org/apache/edgent/topology/mbeans/ApplicationServiceMXBean.html#submit-java.lang.String-java.lang.String-"><code>submit</code></a>. |
| </LI> |
| </UL> |
| Once <code>builder.accept(topology, config)</code> returns it is submitted |
| to the <a href="../../../../../org/apache/edgent/execution/Submitter.html" title="interface in org.apache.edgent.execution"><code>Submitter</code></a> associated with the implementation of this service. |
| <P> |
| Application names starting with <a href="../../../../../org/apache/edgent/topology/services/ApplicationService.html#SYSTEM_APP_PREFIX"><code>edgent</code></a> are reserved |
| for system applications. |
| </P></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>applicationName</code> - Application name to register.</dd> |
| <dd><code>builder</code> - How to build the topology for this application.</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../org/apache/edgent/topology/mbeans/ApplicationServiceMXBean.html" title="interface in org.apache.edgent.topology.mbeans"><code>ApplicationServiceMXBean</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="registerJar-java.lang.String-java.lang.String-"> |
| <!-- --> |
| </a> |
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| <h4>registerJar</h4> |
| <pre>void registerJar(<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> jarURL, |
| <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> jsonConfig) |
| throws <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre> |
| <div class="block">Register a jar file containing new applications. |
| |
| <p>Any <a href="http://docs.oracle.com/javase/8/docs/api/java/util/ServiceLoader.html?is-external=true" title="class or interface in java.util"><code>service provider</code></a> |
| within the jar of type <a href="../../../../../org/apache/edgent/topology/services/TopologyBuilder.html" title="interface in org.apache.edgent.topology.services"><code>TopologyBuilder</code></a> |
| will be <a href="../../../../../org/apache/edgent/topology/services/ApplicationService.html#registerTopology-java.lang.String-org.apache.edgent.function.BiConsumer-"><code>registered</code></a>. |
| |
| The jar cannot have any new dependencies, its classpath will |
| be the classpath of this service.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>jarURL</code> - URL of Jar containing new applications.</dd> |
| <dd><code>jsonConfig</code> - JSON configuration serialized as a String (currently unused).</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code> - if failure</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="http://docs.oracle.com/javase/8/docs/api/java/util/ServiceLoader.html?is-external=true" title="class or interface in java.util"><code>ServiceLoader</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getApplicationNames--"> |
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| <ul class="blockListLast"> |
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| <h4>getApplicationNames</h4> |
| <pre><a href="http://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> getApplicationNames()</pre> |
| <div class="block">Returns the names of applications registered with this service.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the names of applications registered with this service.</dd> |
| </dl> |
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