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XMLColumn.javaAPI DocGlassfish v2 API5396Tue May 22 16:54:30 BST 2007oracle.toplink.essentials.internal.ejb.cmp3.xml.columns

XMLColumn

public class XMLColumn extends MetadataColumn
Object to hold onto an xml column metadata in a TopLink database field.
author
Guy Pelletier
since
TopLink EJB 3.0 Reference Implementation

Fields Summary
Constructors Summary
public XMLColumn(Node node, XMLHelper helper, AnnotatedElement annotatedElement)
INTERNAL: Called for attribute overrides from a class accessor or embedded accessor. If there is no column node, the database field values will default.

        super(helper.getNodeValue(node, XMLConstants.ATT_NAME), annotatedElement);
        
        processColumnNode(helper.getNode(node, XMLConstants.COLUMN), helper);
public XMLColumn(Node node, XMLHelper helper, XMLBasicAccessor accessor)
INTERNAL: Called for basic accessors. If there is no column node, the database field values will default.

        super(accessor.getAttributeName(), accessor.getAnnotatedElement());
        
        processColumnNode(node, helper);
Methods Summary
public booleanloadedFromXML()
INTERNAL:

        return true;
protected voidprocessColumnNode(org.w3c.dom.Node node, oracle.toplink.essentials.internal.ejb.cmp3.xml.XMLHelper helper)
INTERNAL:

        if (node != null) {
            // Process the name attribute node.
            m_databaseField.setName(helper.getNodeValue(node, XMLConstants.ATT_NAME, DEFAULT_NAME));
        
            // Process the table attribute node.
            m_databaseField.setTableName(helper.getNodeValue(node, XMLConstants.ATT_TABLE, DEFAULT_TABLE));
        
            // Process the insertable attribute node.
            m_databaseField.setInsertable(helper.getNodeValue(node, XMLConstants.ATT_INSERTABLE, DEFAULT_INSERTABLE));
        
            // Process the updatable attribute node.
            m_databaseField.setUpdatable(helper.getNodeValue(node, XMLConstants.ATT_UPDATABLE, DEFAULT_UPDATABLE));
        
            // Process the unique attribute node.
            m_databaseField.setUnique(helper.getNodeValue(node, XMLConstants.ATT_UNIQUE, DEFAULT_UNIQUE));
        
            // Process the nullable attribute node.
            m_databaseField.setNullable(helper.getNodeValue(node, XMLConstants.ATT_NULLABLE, DEFAULT_NULLABLE));
        
            // Process the column-definition attribute node.
            m_databaseField.setColumnDefinition(helper.getNodeValue(node, XMLConstants.ATT_COLUMN_DEFINITION, DEFAULT_COLUMN_DEFINITION));
        
            // Process the length attribute node.
            m_databaseField.setLength(helper.getNodeValue(node, XMLConstants.ATT_LENGTH, DEFAULT_LENGTH));
        
            // Process the precision attribute node.
            m_databaseField.setPrecision(helper.getNodeValue(node, XMLConstants.ATT_PRECISION, DEFAULT_PRECISION));
        
            // Process the scale attribute node.
            m_databaseField.setScale(helper.getNodeValue(node, XMLConstants.ATT_SCALE, DEFAULT_SCALE));
        }