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diff --git a/jpa/plugins/org.eclipse.jpt.doc.user/tasks021.htm b/jpa/plugins/org.eclipse.jpt.doc.user/tasks021.htm index 8d302ead68..358ebb8f33 100644 --- a/jpa/plugins/org.eclipse.jpt.doc.user/tasks021.htm +++ b/jpa/plugins/org.eclipse.jpt.doc.user/tasks021.htm @@ -6,11 +6,11 @@ <meta http-equiv="Content-Style-Type" content="text/css" /> <meta http-equiv="Content-Script-Type" content="text/javascript" /> -<title>Validating mappings and reporting problems</title> -<meta name="generator" content="Oracle DARB XHTML Converter (Mode = ohj/ohw) - Version 5.1.1 Build 004" /> -<meta name="date" content="2010-01-22T9:29:49Z" /> +<title>Generating entities from tables</title> +<meta name="generator" content="Oracle DARB XHTML Converter (Mode = ohj/ohw) - Version 5.1.1" /> +<meta name="date" content="2010-05-19T8:12:45Z" /> <meta name="robots" content="noarchive" /> -<meta name="doctitle" content="Validating mappings and reporting problems" /> +<meta name="doctitle" content="Generating entities from tables" /> <meta name="relnum" content="Release 2.3" /> <meta name="copyright" content="Copyright (c) 2000, 2008 oracle . All rights reserved. This program and the accompanying materials are made available under the terms of the Eclipse Public License v1.0 which accompanies this distribution, and is available at http://www.eclipse.org/legal/epl-v10.html. Contributors: Oracle - initial API and implementation" /> <link rel="copyright" href="dcommon/html/cpyr.htm" title="Copyright" type="text/html" /> @@ -18,26 +18,67 @@ <!-- contents --> </head> <body> -<p><a id="BABFAIBA" name="BABFAIBA"></a></p> +<p><a id="BABBAGFI" name="BABBAGFI"></a></p> <div class="sect1"> -<h1>Validating mappings and reporting problems</h1> -<p><a id="sthref165" name="sthref165"></a><a id="sthref166" name="sthref166"></a><a id="sthref167" name="sthref167"></a><a id="sthref168" name="sthref168"></a>Errors and warnings on persistent entities and mappings are indicated with a red error or yellow warning next to the resource with the error, as well as the parent containers up to the project.</p> -<div class="figure"><a id="sthref169" name="sthref169"></a> -<p class="titleinfigure">Sample Errors and Warnings</p> -<img src="img/error_sample.png" alt="This figure shows sample error and warning icons in the Explorer view." title="This figure shows sample error and warning icons in the Explorer view." /><br /></div> -<!-- class="figure" --> -<p>This section contains information on the following:</p> -<ul> +<h1>Generating entities from tables</h1> +<p><a id="sthref158" name="sthref158"></a><a id="sthref159" name="sthref159"></a>Use this procedure to generate Java persistent entities from database tables. You must create a JPA project and establish a database connection <span class="italic">before</span> generating persistent entities. See <a href="task_create_new_project.htm#CIHHEJCJ">"Creating a new JPA project"</a> for more information.<a id="sthref160" name="sthref160"></a><a id="sthref161" name="sthref161"></a></p> +<ol> +<li> +<p>Right-click the JPA project in the <span class="gui-object-title">Project Explorer</span> and select <span class="gui-object-action">JPA Tools > Generate Entities from Tables</span>.</p> +<div class="figure"><a id="sthref162" name="sthref162"></a> +<p class="titleinfigure">Generating Entities</p> +<img src="img/generate_entities.png" alt="Using the JPA Tools > Generate Entities menu option." title="Using the JPA Tools > Generate Entities menu option." /><br /></div> +<!-- class="figure" --></li> +<li> +<p>On the <a href="ref_selectTables.htm#CIAHCGEE">Select Tables</a> page, select your database connection and schema.</p> +<p>To create a new database connection, click <span class="bold">Add connection</span>.</p> +<p>If you are not currently connected to the database, the Database Connection page appears. Select your database connection and schema, and click <span class="bold">Reconnect</span>.</p> +<div class="figure"><a id="sthref163" name="sthref163"></a> +<p class="titleinfigure">Select Tables</p> +<img src="img/select_tables.png" alt="" title="" /><br /></div> +<!-- class="figure" --></li> +<li> +<p>After selecting a schema, select the tables from which to generate Java persistent entities and click <span class="bold">Next</span>.</p> +</li> <li> -<p><a href="tasks022.htm#CIHFEDEI">Error messages</a></p> +<p>On the <a href="ref_tableAssociations.htm#CIACDICB">Table Associations</a> page, select the associations to generate. You can specify to generate specific references for each association.</p> +<p>To create a new association, click <span class="bold">Add Association</span>. Use the <a href="ref_create_new_association_wizard.htm#CIAFGHIF">Create New Association</a> wizard to define the association.</p> +<div class="figure"><a id="sthref164" name="sthref164"></a> +<p class="titleinfigure">Table Associations</p> +<img src="img/table_associations.png" alt="" title="" /><br /></div> +<!-- class="figure" --></li> +<li> +<p>After editing the table associations, click <span class="bold">Next</span>.</p> </li> <li> -<p><a href="tasks023.htm#CIHGEAIJ">Warning messages</a></p> +<p>On the <a href="ref_customizeDefaultEntityGeneration.htm#CIAEJDBE">Customize Default Entity Generation</a> page, customize the mapping and class information for each generated entity.</p> +<div class="figure"><a id="sthref165" name="sthref165"></a> +<p class="titleinfigure">Customize Default Entity Generation</p> +<img src="img/customize_default_entity_generation.png" alt="" title="" /><br /></div> +<!-- class="figure" --></li> +<li> +<p>After customizing the mappings, click <span class="bold">Next</span>.</p> </li> -</ul> +<li> +<p>On the <a href="ref_customizIndividualEntities.htm#CIACIGEE">Customize Individual Entities</a> page, review the mapping and class information for each entity that will be generated, then click <span class="bold">Finish</span>.</p> +<div class="figure"><a id="sthref166" name="sthref166"></a> +<p class="titleinfigure">Customize Individual Entities</p> +<img src="img/customize_individual_entities.png" alt="" title="" /><br /></div> +<!-- class="figure" --></li> +</ol> +<p>Eclipse creates a Java persistent entity for each database table. Each entity contains fields based on the table's columns. Eclipse will also generate entity relationships (such as one-to-one) based on the table constraints. <a href="#CIHJIJJC">Figure: Generating Entities from Tables</a> illustrates how Eclipse generates entities from tables.</p> +<div class="figure"><a id="CIHJIJJC" name="CIHJIJJC"></a> +<p class="titleinfigure">Generating Entities from Tables</p> +<img src="img/table_entity.png" alt="This figure shows the EMPLOYEE and ADDRESS entities generated from database tables." title="This figure shows the EMPLOYEE and ADDRESS entities generated from database tables." /><br /></div> +<!-- class="figure" --> +<p> </p> +<img src="img/ngrelt.png" alt="Related task" title="Related task" /><br /> +<p><a href="task_create_new_project.htm#CIHHEJCJ">Creating a new JPA project</a></p> <p> </p> -<img src="img/ngrelc.png" alt="Related concept" title="Related concept" /><br /> -<p><a href="../org.eclipse.platform.doc.user/concepts/cprbview.htm">Problems view</a></p> +<img src="img/ngrelr.png" alt="Related reference" title="Related reference" /><br /> +<br /> +<a href="ref_project_properties.htm#BABJHBCI">Project Properties page – Java Persistence Options</a></div> +<!-- class="sect1" --> <!-- Start Footer --> <div class="footer"> <table class="simple oac_no_warn" summary="" cellspacing="0" cellpadding="0" width="100%"> @@ -49,6 +90,6 @@ </tr> </table> </div> -<!-- class="footer" --></div> +<!-- class="footer" --> </body> </html> |