/*
 * JBoss, Home of Professional Open Source.
 *
 * See the LEGAL.txt file distributed with this work for information regarding copyright ownership and licensing.
 *
 * See the AUTHORS.txt file distributed with this work for a full listing of individual contributors.
 */
package org.teiid.designer.metamodels.relational.aspects.sql;

import java.util.List;
import org.eclipse.emf.ecore.EObject;
import org.teiid.core.designer.util.CoreArgCheck;
import org.teiid.designer.core.index.IndexConstants;
import org.teiid.designer.core.metamodel.aspect.MetamodelEntity;
import org.teiid.designer.core.metamodel.aspect.sql.SqlUniqueKeyAspect;
import org.teiid.designer.metadata.runtime.MetadataConstants;
import org.teiid.designer.metamodels.relational.UniqueKey;


/**
 * UniqueKeyAspect
 *
 * @since 8.0
 */
public class UniqueKeyAspect extends RelationalEntityAspect implements SqlUniqueKeyAspect {
    
    public UniqueKeyAspect(MetamodelEntity entity) {
        super(entity);   
    }    
    
    /* (non-Javadoc)
     * @See org.teiid.designer.core.metamodel.aspect.sql.SqlAspect#isRecordType(char)
     */
    @Override
	public boolean isRecordType(char recordType) {
        return (recordType == IndexConstants.RECORD_TYPE.UNIQUE_KEY || recordType == IndexConstants.RECORD_TYPE.PRIMARY_KEY);
    }

    /* (non-Javadoc)
     * @See org.teiid.designer.core.metamodel.aspect.sql.SqlColumnSetAspect#getColumns(org.eclipse.emf.ecore.EObject)
     */
    @Override
	public List getColumns(EObject eObject) {
        CoreArgCheck.isInstanceOf(UniqueKey.class, eObject); 
        UniqueKey uniqueKey = (UniqueKey) eObject;        
        return uniqueKey.getColumns();
    }

    /*
     * @See org.teiid.designer.core.metamodel.aspect.sql.SqlUniqueKeyAspect#getForeignKeys(org.eclipse.emf.ecore.EObject)
     */
    @Override
	public List getForeignKeys(EObject eObject) {
        CoreArgCheck.isInstanceOf(UniqueKey.class, eObject); 
        UniqueKey uniqueKey = (UniqueKey) eObject;
        return uniqueKey.getForeignKeys();
    }

    /* (non-Javadoc)
     * @See org.teiid.designer.core.metamodel.aspect.sql.SqlColumnSetAspect#getType()
     */
    @Override
	public int getColumnSetType() {
        return MetadataConstants.COLUMN_SET_TYPES.UNIQUE_KEY;
    }

    /*
     * @See org.teiid.designer.core.metamodel.aspect.sql.SqlAspect#updateObject(org.eclipse.emf.ecore.EObject, org.eclipse.emf.ecore.EObject)
     */
    @Override
	public void updateObject(EObject targetObject, EObject sourceObject) {

    }

}