oracle.toplink.essentials.internal.ejb.cmp3.xml.tables.XMLJoinTable Maven / Gradle / Ivy
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package oracle.toplink.essentials.internal.ejb.cmp3.xml.tables;
import oracle.toplink.essentials.internal.ejb.cmp3.metadata.MetadataLogger;
import oracle.toplink.essentials.internal.ejb.cmp3.metadata.columns.MetadataJoinColumns;
import oracle.toplink.essentials.internal.ejb.cmp3.metadata.tables.MetadataJoinTable;
import oracle.toplink.essentials.internal.ejb.cmp3.xml.columns.XMLJoinColumns;
import oracle.toplink.essentials.internal.ejb.cmp3.xml.XMLConstants;
import oracle.toplink.essentials.internal.ejb.cmp3.xml.XMLHelper;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
/**
* Object to hold onto an XML join table metadata in a TopLink database table.
*
* @author Guy Pelletier
* @since TopLink EJB 3.0 Reference Implementation
*/
public class XMLJoinTable extends MetadataJoinTable {
protected XMLHelper m_helper;
protected NodeList m_joinColumns;
protected NodeList m_inverseJoinColumns;
/**
* INTERNAL:
*/
public XMLJoinTable(Node node, XMLHelper helper, MetadataLogger logger) {
super(logger);
m_helper = helper;
m_name = helper.getNodeValue(node, XMLConstants.ATT_NAME);
m_schema = helper.getNodeValue(node, XMLConstants.ATT_SCHEMA);
m_catalog = helper.getNodeValue(node, XMLConstants.ATT_CATALOG);
m_joinColumns = helper.getNodes(node, XMLConstants.JOIN_COLUMN);
m_inverseJoinColumns = helper.getNodes(node, XMLConstants.INVERSE_JOIN_COLUMN);
processName();
XMLTableHelper.processUniqueConstraints(node, helper, m_databaseTable);
}
/**
* INTERNAL:
*/
public boolean loadedFromXML() {
return true;
}
/**
* INTERNAL: (OVERRIDE)
*/
protected MetadataJoinColumns processInverseJoinColumns() {
return new XMLJoinColumns(m_inverseJoinColumns, m_helper);
}
/**
* INTERNAL: (OVERRIDE)
*/
protected MetadataJoinColumns processJoinColumns() {
return new XMLJoinColumns(m_joinColumns, m_helper);
}
}