content/docs/r3.3.1/api/org/apache/hadoop/registry/client/binding/RegistryTypeUtils.html - hadoop-site - Git at Google

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 <div class="subTitle">org.apache.hadoop.registry.client.binding</div>
 <h2 title="Class RegistryTypeUtils" class="title">Class RegistryTypeUtils</h2>
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 <pre>@InterfaceAudience.Public
  @InterfaceStability.Evolving
 public class <span class="typeNameLabel">RegistryTypeUtils</span>
 extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
 <div class="block">Static methods to work with registry types —primarily endpoints and the
  list representation of addresses.</div>
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 <th class="colOne" scope="col">Constructor and Description</th>
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 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/registry/client/binding/RegistryTypeUtils.html#RegistryTypeUtils--">RegistryTypeUtils</a></span>()</code>&nbsp;</td>
 </tr>
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 <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
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 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Method and Description</th>
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 <td class="colFirst"><code>static <a href="https://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/hadoop/registry/client/binding/RegistryTypeUtils.html#getAddressField-java.util.Map-java.lang.String-">getAddressField</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;address,
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 <div class="block">Get a specific field from an address -raising an exception if
  the field is not present</div>
 </td>
 </tr>
 <tr id="i1" class="rowColor">
 <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/registry/client/binding/RegistryTypeUtils.html#hostnamePortPair-java.net.InetSocketAddress-">hostnamePortPair</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</a>&nbsp;address)</code>
 <div class="block">Create a (hostname, port) address pair</div>
 </td>
 </tr>
 <tr id="i2" class="altColor">
 <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/registry/client/binding/RegistryTypeUtils.html#hostnamePortPair-java.lang.String-int-">hostnamePortPair</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;hostname,
                 int&nbsp;port)</code>
 <div class="block">Create a (hostname, port) address pair</div>
 </td>
 </tr>
 <tr id="i3" class="rowColor">
 <td class="colFirst"><code>static <a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/registry/client/binding/RegistryTypeUtils.html#inetAddrEndpoint-java.lang.String-java.lang.String-java.lang.String-int-">inetAddrEndpoint</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;api,
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                 <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;hostname,
                 int&nbsp;port)</code>
 <div class="block">Create an internet address endpoint from a list of URIs</div>
 </td>
 </tr>
 <tr id="i4" class="altColor">
 <td class="colFirst"><code>static <a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/registry/client/binding/RegistryTypeUtils.html#ipcEndpoint-java.lang.String-java.net.InetSocketAddress-">ipcEndpoint</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;api,
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 <div class="block">Create an IPC endpoint</div>
 </td>
 </tr>
 <tr id="i5" class="rowColor">
 <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/registry/client/binding/RegistryTypeUtils.html#map-java.lang.String-java.lang.String-">map</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;key,
    <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;val)</code>
 <div class="block">Create a single entry map</div>
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 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/registry/client/binding/RegistryTypeUtils.html#requireAddressType-java.lang.String-org.apache.hadoop.registry.client.types.Endpoint-">requireAddressType</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;required,
                   <a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a>&nbsp;epr)</code>
 <div class="block">Require a specific address type on an endpoint</div>
 </td>
 </tr>
 <tr id="i7" class="rowColor">
 <td class="colFirst"><code>static <a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/registry/client/binding/RegistryTypeUtils.html#restEndpoint-java.lang.String-java.net.URI...-">restEndpoint</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;api,
             <a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a>...&nbsp;uris)</code>
 <div class="block">Create a REST endpoint from a list of URIs</div>
 </td>
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 <tr id="i8" class="altColor">
 <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/registry/client/binding/RegistryTypeUtils.html#retrieveAddressesUriType-org.apache.hadoop.registry.client.types.Endpoint-">retrieveAddressesUriType</a></span>(<a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a>&nbsp;epr)</code>
 <div class="block">Get a single URI endpoint</div>
 </td>
 </tr>
 <tr id="i9" class="rowColor">
 <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/net/URL.html?is-external=true" title="class or interface in java.net">URL</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/registry/client/binding/RegistryTypeUtils.html#retrieveAddressURLs-org.apache.hadoop.registry.client.types.Endpoint-">retrieveAddressURLs</a></span>(<a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a>&nbsp;epr)</code>
 <div class="block">Get the address URLs.</div>
 </td>
 </tr>
 <tr id="i10" class="altColor">
 <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/registry/client/binding/RegistryTypeUtils.html#uri-java.lang.String-">uri</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;uri)</code>
 <div class="block">Create a URI</div>
 </td>
 </tr>
 <tr id="i11" class="rowColor">
 <td class="colFirst"><code>static <a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/registry/client/binding/RegistryTypeUtils.html#urlEndpoint-java.lang.String-java.lang.String-java.net.URI...-">urlEndpoint</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;api,
            <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;protocolType,
            <a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a>...&nbsp;uris)</code>
 <div class="block">Create a URL endpoint from a list of URIs</div>
 </td>
 </tr>
 <tr id="i12" class="altColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/registry/client/binding/RegistryTypeUtils.html#validateEndpoint-java.lang.String-org.apache.hadoop.registry.client.types.Endpoint-">validateEndpoint</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;path,
                 <a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a>&nbsp;endpoint)</code>
 <div class="block">Validate the endpoint by checking for null fields and other invalid
  conditions</div>
 </td>
 </tr>
 <tr id="i13" class="rowColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/registry/client/binding/RegistryTypeUtils.html#validateServiceRecord-java.lang.String-org.apache.hadoop.registry.client.types.ServiceRecord-">validateServiceRecord</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;path,
                      <a href="../../../../../../org/apache/hadoop/registry/client/types/ServiceRecord.html" title="class in org.apache.hadoop.registry.client.types">ServiceRecord</a>&nbsp;record)</code>
 <div class="block">Validate the record by checking for null fields and other invalid
  conditions</div>
 </td>
 </tr>
 <tr id="i14" class="altColor">
 <td class="colFirst"><code>static <a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/registry/client/binding/RegistryTypeUtils.html#webEndpoint-java.lang.String-java.net.URI...-">webEndpoint</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;api,
            <a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a>...&nbsp;uris)</code>
 <div class="block">Create a Web UI endpoint from a list of URIs</div>
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 <h4>RegistryTypeUtils</h4>
 <pre>public&nbsp;RegistryTypeUtils()</pre>
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 <pre>public static&nbsp;<a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a>&nbsp;urlEndpoint(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;api,
                                    <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;protocolType,
                                    <a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a>...&nbsp;uris)</pre>
 <div class="block">Create a URL endpoint from a list of URIs</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>api</code> - implemented API</dd>
 <dd><code>protocolType</code> - protocol type</dd>
 <dd><code>uris</code> - URIs</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>a new endpoint</dd>
 </dl>
 </li>
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 <pre>public static&nbsp;<a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a>&nbsp;restEndpoint(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;api,
                                     <a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a>...&nbsp;uris)</pre>
 <div class="block">Create a REST endpoint from a list of URIs</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>api</code> - implemented API</dd>
 <dd><code>uris</code> - URIs</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>a new endpoint</dd>
 </dl>
 </li>
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 <pre>public static&nbsp;<a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a>&nbsp;webEndpoint(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;api,
                                    <a href="https://docs.oracle.com/javase/8/docs/api/java/net/URI.html?is-external=true" title="class or interface in java.net">URI</a>...&nbsp;uris)</pre>
 <div class="block">Create a Web UI endpoint from a list of URIs</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>api</code> - implemented API</dd>
 <dd><code>uris</code> - URIs</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>a new endpoint</dd>
 </dl>
 </li>
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 <pre>public static&nbsp;<a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a>&nbsp;inetAddrEndpoint(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;api,
                                         <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;protocolType,
                                         <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;hostname,
                                         int&nbsp;port)</pre>
 <div class="block">Create an internet address endpoint from a list of URIs</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>api</code> - implemented API</dd>
 <dd><code>protocolType</code> - protocol type</dd>
 <dd><code>hostname</code> - hostname/FQDN</dd>
 <dd><code>port</code> - port</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>a new endpoint</dd>
 </dl>
 </li>
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 <pre>public static&nbsp;<a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a>&nbsp;ipcEndpoint(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;api,
                                    <a href="https://docs.oracle.com/javase/8/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</a>&nbsp;address)</pre>
 <div class="block">Create an IPC endpoint</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>api</code> - API</dd>
 <dd><code>address</code> - the address as a tuple of (hostname, port)</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the new endpoint</dd>
 </dl>
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 <pre>public static&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;map(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;key,
                                      <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;val)</pre>
 <div class="block">Create a single entry map</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>key</code> - map entry key</dd>
 <dd><code>val</code> - map entry value</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>a 1 entry map.</dd>
 </dl>
 </li>
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 <pre>public static&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;uri(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;uri)</pre>
 <div class="block">Create a URI</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>uri</code> - value</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>a 1 entry map.</dd>
 </dl>
 </li>
 </ul>
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 <pre>public static&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;hostnamePortPair(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;hostname,
                                                   int&nbsp;port)</pre>
 <div class="block">Create a (hostname, port) address pair</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>hostname</code> - hostname</dd>
 <dd><code>port</code> - port</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>a 1 entry map.</dd>
 </dl>
 </li>
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 <pre>public static&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;hostnamePortPair(<a href="https://docs.oracle.com/javase/8/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</a>&nbsp;address)</pre>
 <div class="block">Create a (hostname, port) address pair</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>address</code> - socket address whose hostname and port are used for the
  generated address.</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>a 1 entry map.</dd>
 </dl>
 </li>
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 <pre>public static&nbsp;void&nbsp;requireAddressType(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;required,
                                       <a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a>&nbsp;epr)
                                throws <a href="../../../../../../org/apache/hadoop/registry/client/exceptions/InvalidRecordException.html" title="class in org.apache.hadoop.registry.client.exceptions">InvalidRecordException</a></pre>
 <div class="block">Require a specific address type on an endpoint</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>required</code> - required type</dd>
 <dd><code>epr</code> - endpoint</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../../../org/apache/hadoop/registry/client/exceptions/InvalidRecordException.html" title="class in org.apache.hadoop.registry.client.exceptions">InvalidRecordException</a></code> - if the type is wrong</dd>
 </dl>
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 <pre>public static&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;retrieveAddressesUriType(<a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a>&nbsp;epr)
                                              throws <a href="../../../../../../org/apache/hadoop/registry/client/exceptions/InvalidRecordException.html" title="class in org.apache.hadoop.registry.client.exceptions">InvalidRecordException</a></pre>
 <div class="block">Get a single URI endpoint</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>epr</code> - endpoint</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the uri of the first entry in the address list. Null if the endpoint
  itself is null</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../../../org/apache/hadoop/registry/client/exceptions/InvalidRecordException.html" title="class in org.apache.hadoop.registry.client.exceptions">InvalidRecordException</a></code> - if the type is wrong, there are no addresses
  or the payload ill-formatted</dd>
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 <pre>public static&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;getAddressField(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;address,
                                      <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;field)
                               throws <a href="../../../../../../org/apache/hadoop/registry/client/exceptions/InvalidRecordException.html" title="class in org.apache.hadoop.registry.client.exceptions">InvalidRecordException</a></pre>
 <div class="block">Get a specific field from an address -raising an exception if
  the field is not present</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>address</code> - address to query</dd>
 <dd><code>field</code> - field to resolve</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the resolved value. Guaranteed to be non-null.</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../../../org/apache/hadoop/registry/client/exceptions/InvalidRecordException.html" title="class in org.apache.hadoop.registry.client.exceptions">InvalidRecordException</a></code> - if the field did not resolve</dd>
 </dl>
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 <pre>public static&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/net/URL.html?is-external=true" title="class or interface in java.net">URL</a>&gt;&nbsp;retrieveAddressURLs(<a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a>&nbsp;epr)
                                      throws <a href="../../../../../../org/apache/hadoop/registry/client/exceptions/InvalidRecordException.html" title="class in org.apache.hadoop.registry.client.exceptions">InvalidRecordException</a>,
                                             <a href="https://docs.oracle.com/javase/8/docs/api/java/net/MalformedURLException.html?is-external=true" title="class or interface in java.net">MalformedURLException</a></pre>
 <div class="block">Get the address URLs. Guranteed to return at least one address.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>epr</code> - endpoint</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>the address as a URL</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../../../org/apache/hadoop/registry/client/exceptions/InvalidRecordException.html" title="class in org.apache.hadoop.registry.client.exceptions">InvalidRecordException</a></code> - if the type is wrong, there are no addresses
  or the payload ill-formatted</dd>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/net/MalformedURLException.html?is-external=true" title="class or interface in java.net">MalformedURLException</a></code> - address can't be turned into a URL</dd>
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 <pre>public static&nbsp;void&nbsp;validateServiceRecord(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;path,
                                          <a href="../../../../../../org/apache/hadoop/registry/client/types/ServiceRecord.html" title="class in org.apache.hadoop.registry.client.types">ServiceRecord</a>&nbsp;record)
                                   throws <a href="../../../../../../org/apache/hadoop/registry/client/exceptions/InvalidRecordException.html" title="class in org.apache.hadoop.registry.client.exceptions">InvalidRecordException</a></pre>
 <div class="block">Validate the record by checking for null fields and other invalid
  conditions</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>path</code> - path for exceptions</dd>
 <dd><code>record</code> - record to validate. May be null</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../../../org/apache/hadoop/registry/client/exceptions/InvalidRecordException.html" title="class in org.apache.hadoop.registry.client.exceptions">InvalidRecordException</a></code> - on invalid entries</dd>
 </dl>
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 <pre>public static&nbsp;void&nbsp;validateEndpoint(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;path,
                                     <a href="../../../../../../org/apache/hadoop/registry/client/types/Endpoint.html" title="class in org.apache.hadoop.registry.client.types">Endpoint</a>&nbsp;endpoint)
                              throws <a href="../../../../../../org/apache/hadoop/registry/client/exceptions/InvalidRecordException.html" title="class in org.apache.hadoop.registry.client.exceptions">InvalidRecordException</a></pre>
 <div class="block">Validate the endpoint by checking for null fields and other invalid
  conditions</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>path</code> - path for exceptions</dd>
 <dd><code>endpoint</code> - endpoint to validate. May be null</dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../../../org/apache/hadoop/registry/client/exceptions/InvalidRecordException.html" title="class in org.apache.hadoop.registry.client.exceptions">InvalidRecordException</a></code> - on invalid entries</dd>
 </dl>
 </li>
 </ul>
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