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Difference between revisions of "EclipseLink/Examples/DBWS/DBWSIntermediateIgnoreColumn"
< EclipseLink | Examples | DBWS
Line 1: | Line 1: | ||
== Skip a database column so that is does not show up in generated schema == | == Skip a database column so that is does not show up in generated schema == | ||
− | As seen in the previous [[ | + | As seen in the previous [[../DBWSIntermediateAttribute|Intermediate example]], a user can provide a custom <code>NamingConventionTransformer</code>. |
The following <code>NamingConventionTransformer</code> will: | The following <code>NamingConventionTransformer</code> will: | ||
* name the schema element '<tt>simple</tt>' | * name the schema element '<tt>simple</tt>' | ||
* make the element names lowercase | * make the element names lowercase | ||
* skip the <tt>SINCE</tt> field | * skip the <tt>SINCE</tt> field | ||
− | <source lang=java5> | + | <source lang=java5 enclose="div"> |
package foo.bar.blah; | package foo.bar.blah; | ||
Revision as of 13:57, 3 June 2009
Skip a database column so that is does not show up in generated schema
As seen in the previous Intermediate example, a user can provide a custom NamingConventionTransformer
.
The following NamingConventionTransformer
will:
- name the schema element 'simple'
- make the element names lowercase
- skip the SINCE field
package foo.bar.blah;
import org.eclipse.persistence.tools.dbws.DefaultNamingConventionTransformer;
import static org.eclipse.persistence.tools.dbws.NamingConventionTransformer.ElementStyle.ELEMENT;
import static org.eclipse.persistence.tools.dbws.NamingConventionTransformer.ElementStyle.NONE;
public class MyNamingConventionTransformer extends DefaultNamingConventionTransformer {
@Override
public String generateSchemaAlias(String tableName) {
return super.generateSchemaAlias("simple");
}
@Override
public String generateElementAlias(String originalElementName) {
return super.generateElementAlias(originalElementName.toLowerCase());
}
@Override
public ElementStyle styleForElement(String elementName) {
if ("since".equalsIgnoreCase(elementName)) {
return NONE;
}
return ELEMENT;
}
}
import org.eclipse.persistence.tools.dbws.DefaultNamingConventionTransformer;
import static org.eclipse.persistence.tools.dbws.NamingConventionTransformer.ElementStyle.ELEMENT;
import static org.eclipse.persistence.tools.dbws.NamingConventionTransformer.ElementStyle.NONE;
public class MyNamingConventionTransformer extends DefaultNamingConventionTransformer {
@Override
public String generateSchemaAlias(String tableName) {
return super.generateSchemaAlias("simple");
}
@Override
public String generateElementAlias(String originalElementName) {
return super.generateElementAlias(originalElementName.toLowerCase());
}
@Override
public ElementStyle styleForElement(String elementName) {
if ("since".equalsIgnoreCase(elementName)) {
return NONE;
}
return ELEMENT;
}
}