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<div class="subTitle">org.eclipse.persistence.dbws</div>
<h2 title="Class DBWSModel" class="title">Class DBWSModel</h2>
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<li>org.eclipse.persistence.internal.xr.XRServiceModel</li>
<li>
<ul class="inheritance">
<li>org.eclipse.persistence.dbws.DBWSModel</li>
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<pre>public class <span class="typeNameLabel">DBWSModel</span>
extends org.eclipse.persistence.internal.xr.XRServiceModel</pre>
<div class="block"><p><b>PUBLIC</b>: model object for eclipselink-dbws.xml descriptor file. A DBWS (also known as
an <code>XRServiceAdapter</code>) requires the following resources:
<ul>
<li>metadata in the form of a descriptor file called <code><b>eclipselink-dbws.xml</b></code> in the
<code>META-INF/</code> directory<br>
(inside a <code>.jar</code> file, as an external 'exploded' directory on the classpath<br>
or in the WEB-INF/classes/META-INF/ directory inside a <code>.war</code> file).<br>
</li>
<li>an XML Schema Definition (<code>.xsd</code>) file called <code><b>eclipselink-dbws-schema.xsd</b></code><br>
located at the root directory of a <code>.jar</code> file, at the root of the first directory on the<br>
classpath or in the <code>WEB-INF/wsdl/</code> directory of a <code>.war</code> file
</li>
<li>an EclipseLink <code>sessions.xml</code> file called <code><b>eclipselink-dbws-sessions.xml</b></code> (in the
<code>META-INF/</code> directory)<br>
&nbsp; the naming convention for the <code>sessions.xml</code> files can be overridden by the<br>
<b>optional</b> <code>&lt;sessions-file&gt;</code> entry in the <code>eclipselink-dbws.xml</code>
descriptor file.
</li>
<li>EclipseLink metadata in the form of a EclipseLink <a href="../../../../org/eclipse/persistence/sessions/Project.html" title="class in org.eclipse.persistence.sessions"><code>Project</code></a>
(either deployment XML located<br>
in the <code>META-INF/</code> directory or Java classes on the classpath or in the<br>
<code>WEB-INF/classes</code> directory inside a <code>.war</code> file).<br>
&nbsp;<br>
<p>A typical <code>DBWS</code> requires two projects: one to represent the O-R side, the other to
represent the O-X side.<br>
The O-R and O-X <code>Projects</code> metadata must have:<br>
i) identical case-sensitive <code>Project</code> names:<pre>
&lt;?xml version="1.0" encoding="UTF-8"?&gt;
&lt;eclipselink:object-persistence version="Eclipse Persistence Services ..."
xmlns:xsd="http://www.w3.org/2001/XMLSchema"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:eclipselink="http://xmlns.oracle.com/ias/xsds/eclipselink"
&gt;
&lt;eclipselink:name&gt;example&lt;/eclipselink:name&gt;
or
...
import org.eclipse.persistence.sessions.Project;
public class SomeORProject extends Project {
public SomeORProject () {
setName("Example");
...
}
public class SomeOXProject extends Project {
public SomeOXProject () {
setName("Example");
...
}
</pre>
ii) identical case-sensitive aliases for <a href="../../../../org/eclipse/persistence/descriptors/ClassDescriptor.html" title="class in org.eclipse.persistence.descriptors"><code>Descriptors</code></a>
that are common between the projects:
<pre>
&lt;eclipselink:class-mapping-descriptor xsi:type="eclipselink:relational-class-mapping-descriptor"&gt;
&lt;eclipselink:class&gt;some.package.SomeClass&lt;/eclipselink:class&gt;
&lt;eclipselink:alias&gt;SomeAlias&lt;/eclipselink:alias&gt;
...
&lt;eclipselink:class-mapping-descriptor xsi:type="eclipselink:xml-class-mapping-descriptor"&gt;
&lt;eclipselink:class&gt;some.package.SomeClass&lt;/eclipselink:class&gt;
&lt;eclipselink:alias&gt;SomeAlias&lt;/eclipselink:alias&gt;
</pre>
</li>
</ul>
An example <code><b>eclipselink-dbws.xml</b></code> descriptor file:
<pre>
&lt;?xml version="1.0" encoding="UTF-8"?&gt;
&lt;dbws
xmlns:xsd="http://www.w3.org/2001/XMLSchema"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
&gt;
&lt;name&gt;example&lt;/name&gt;
&lt;sessions-file&gt;example-dbws-sessions.xml&lt;/sessions-file&gt;
&lt;query&gt;
&lt;name&gt;countEmployees&lt;/name&gt;
&lt;result&gt;
&lt;type&gt;xsd:int&lt;/type&gt;
&lt;simple-xml-format&gt;
&lt;simple-xml-format-tag&gt;employee-info&lt;/simple-xml-format-tag&gt;
&lt;simple-xml-tag&gt;aggregate-info&lt;/simple-xml-tag&gt;
&lt;/simple-xml-format&gt;
&lt;/result&gt;
&lt;sql&gt;&lt;![CDATA[select count(*) from EMP]]&gt;&lt;/sql&gt;
&lt;/query&gt;
&lt;query&gt;
&lt;name&gt;findAllEmployees&lt;/name&gt;
&lt;result isCollection="true"&gt;
&lt;type&gt;empType&lt;/type&gt;
&lt;/result&gt;
&lt;sql&gt;&lt;![CDATA[select * from EMP]]&gt;&lt;/sql&gt;
&lt;/query&gt;
&lt;/dbws&gt;
</pre></div>
<dl>
<dt><span class="simpleTagLabel">Author:</span></dt>
<dd>Mike Norman - michael.norman@oracle.com</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>EclipseLink 1.0</dd>
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<h3>Fields inherited from class&nbsp;org.eclipse.persistence.internal.xr.XRServiceModel</h3>
<code>name, operations, sessionsFile</code></li>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/eclipse/persistence/dbws/DBWSModel.html#DBWSModel--">DBWSModel</a></span>()</code>&nbsp;</td>
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<h3>Methods inherited from class&nbsp;org.eclipse.persistence.internal.xr.XRServiceModel</h3>
<code>getName, getOperation, getOperations, getOperationsList, getSessionsFile, setName, setOperations, setSessionsFile</code></li>
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<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
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<h4>DBWSModel</h4>
<pre>public&nbsp;DBWSModel()</pre>
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