Java Code Examples for org.hibernate.mapping.Column#setLength()

private static void applySize(Property property, ConstraintDescriptor<?> descriptor, PropertyDescriptor propertyDescriptor) {
	if ( Size.class.equals( descriptor.getAnnotation().annotationType() )
			&& String.class.equals( propertyDescriptor.getElementClass() ) ) {
		@SuppressWarnings("unchecked")
		ConstraintDescriptor<Size> sizeConstraint = (ConstraintDescriptor<Size>) descriptor;
		int max = sizeConstraint.getAnnotation().max();

		@SuppressWarnings("unchecked")
		final Iterator<Selectable> itor = property.getColumnIterator();
		if ( itor.hasNext() ) {
			final Selectable selectable = itor.next();
			Column col = (Column) selectable;
			if ( max < Integer.MAX_VALUE ) {
				col.setLength( max );
			}
		}
	}
}
 

private static void applyLength(Property property, ConstraintDescriptor<?> descriptor, PropertyDescriptor propertyDescriptor) {
	if ( "org.hibernate.validator.constraints.Length".equals(
			descriptor.getAnnotation().annotationType().getName()
	)
			&& String.class.equals( propertyDescriptor.getElementClass() ) ) {
		@SuppressWarnings("unchecked")
		int max = (Integer) descriptor.getAttributes().get( "max" );

		@SuppressWarnings("unchecked")
		final Iterator<Selectable> itor = property.getColumnIterator();
		if ( itor.hasNext() ) {
			final Selectable selectable = itor.next();
			if ( Column.class.isInstance( selectable ) ) {
				Column col = (Column) selectable;
				if ( max < Integer.MAX_VALUE ) {
					col.setLength( max );
				}
			}
		}
	}
}
 

public static void bindColumn(Element node, Column column, boolean isNullable) {
	Attribute lengthNode = node.attribute( "length" );
	if ( lengthNode != null ) column.setLength( Integer.parseInt( lengthNode.getValue() ) );
	Attribute scalNode = node.attribute( "scale" );
	if ( scalNode != null ) column.setScale( Integer.parseInt( scalNode.getValue() ) );
	Attribute precNode = node.attribute( "precision" );
	if ( precNode != null ) column.setPrecision( Integer.parseInt( precNode.getValue() ) );

	Attribute nullNode = node.attribute( "not-null" );
	column.setNullable( nullNode == null ? isNullable : nullNode.getValue().equals( "false" ) );

	Attribute unqNode = node.attribute( "unique" );
	if ( unqNode != null ) column.setUnique( unqNode.getValue().equals( "true" ) );

	column.setCheckConstraint( node.attributeValue( "check" ) );
	column.setDefaultValue( node.attributeValue( "default" ) );

	Attribute typeNode = node.attribute( "sql-type" );
	if ( typeNode != null ) column.setSqlType( typeNode.getValue() );

	Element comment = node.element("comment");
	if (comment!=null) column.setComment( comment.getTextTrim() );

}
 

/**
 * 构造列
 */
private Column buildColumn(String name, int len, SimpleValue value,
						   Table table) {
	Column column = new Column();
	column.setName(name);
	column.setLength(len);
	table.addColumn(column);
	value.addColumn(column);
	return column;
}
 

/**
 * Builds the <code>Join</code> instance for the mapped by side of a <i>OneToOne</i> association using 
 * a join tables.
 * <p>
 * Note:<br/>
 * <ul>
 * <li>From the mappedBy side we should not create the PK nor the FK, this is handled from the other side.</li>
 * <li>This method is a dirty dupe of EntityBinder.bindSecondaryTable</i>.
 * </p>
 */
private Join buildJoinFromMappedBySide(PersistentClass persistentClass, Property otherSideProperty, Join originalJoin) {
	Join join = new Join();
	join.setPersistentClass( persistentClass );

	//no check constraints available on joins
	join.setTable( originalJoin.getTable() );
	join.setInverse( true );
	SimpleValue key = new DependantValue( buildingContext, join.getTable(), persistentClass.getIdentifier() );
	//TODO support @ForeignKey
	join.setKey( key );
	join.setSequentialSelect( false );
	//TODO support for inverse and optional
	join.setOptional( true ); //perhaps not quite per-spec, but a Good Thing anyway
	key.setCascadeDeleteEnabled( false );
	Iterator mappedByColumns = otherSideProperty.getValue().getColumnIterator();
	while ( mappedByColumns.hasNext() ) {
		Column column = (Column) mappedByColumns.next();
		Column copy = new Column();
		copy.setLength( column.getLength() );
		copy.setScale( column.getScale() );
		copy.setValue( key );
		copy.setName( column.getQuotedName() );
		copy.setNullable( column.isNullable() );
		copy.setPrecision( column.getPrecision() );
		copy.setUnique( column.isUnique() );
		copy.setSqlType( column.getSqlType() );
		copy.setCheckConstraint( column.getCheckConstraint() );
		copy.setComment( column.getComment() );
		copy.setDefaultValue( column.getDefaultValue() );
		key.addColumn( copy );
	}
	persistentClass.addJoin( join );
	return join;
}
 

private void applyComponentColumnSizeValueToJoinColumn(Column column, Ejb3JoinColumn joinColumn) {
	Column mappingColumn = joinColumn.getMappingColumn();
	mappingColumn.setLength( column.getLength() );
	mappingColumn.setPrecision( column.getPrecision() );
	mappingColumn.setScale( column.getScale() );
}