org.openxma.dsl.ddl.ddlDsl.impl.PrimaryKeyConstraintImpl Maven / Gradle / Ivy

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/**
 * 
 * 
 *
 */
package org.openxma.dsl.ddl.ddlDsl.impl;

import java.util.Collection;

import org.eclipse.emf.common.util.EList;

import org.eclipse.emf.ecore.EClass;

import org.eclipse.emf.ecore.util.EObjectResolvingEList;

import org.openxma.dsl.ddl.ddlDsl.Column;
import org.openxma.dsl.ddl.ddlDsl.DdlDslPackage;
import org.openxma.dsl.ddl.ddlDsl.PrimaryKeyConstraint;

/**
 * 
 * An implementation of the model object 'Primary Key Constraint'.
 * 
 * 
 * The following features are implemented:
 * 

 *   {@link org.openxma.dsl.ddl.ddlDsl.impl.PrimaryKeyConstraintImpl#getColumns Columns}
 * 
 * 
 *
 * @generated
 */
public class PrimaryKeyConstraintImpl extends ConstraintImpl implements PrimaryKeyConstraint
{
  /**
     * The cached value of the '{@link #getColumns() Columns}' reference list.
     * 
   * 
     * @see #getColumns()
     * @generated
     * @ordered
     */
  protected EList columns;

  /**
     * 
   * 
     * @generated
     */
  protected PrimaryKeyConstraintImpl()
  {
        super();
    }

  /**
     * 
   * 
     * @generated
     */
  @Override
  protected EClass eStaticClass()
  {
        return DdlDslPackage.Literals.PRIMARY_KEY_CONSTRAINT;
    }

  /**
     * 
   * 
     * @generated
     */
  public EList getColumns()
  {
        if (columns == null) {
            columns = new EObjectResolvingEList(Column.class, this, DdlDslPackage.PRIMARY_KEY_CONSTRAINT__COLUMNS);
        }
        return columns;
    }

  /**
     * 
   * 
     * @generated
     */
  @Override
  public Object eGet(int featureID, boolean resolve, boolean coreType)
  {
        switch (featureID) {
            case DdlDslPackage.PRIMARY_KEY_CONSTRAINT__COLUMNS:
                return getColumns();
        }
        return super.eGet(featureID, resolve, coreType);
    }

  /**
     * 
   * 
     * @generated
     */
  @SuppressWarnings("unchecked")
  @Override
  public void eSet(int featureID, Object newValue)
  {
        switch (featureID) {
            case DdlDslPackage.PRIMARY_KEY_CONSTRAINT__COLUMNS:
                getColumns().clear();
                getColumns().addAll((Collection)newValue);
                return;
        }
        super.eSet(featureID, newValue);
    }

  /**
     * 
   * 
     * @generated
     */
  @Override
  public void eUnset(int featureID)
  {
        switch (featureID) {
            case DdlDslPackage.PRIMARY_KEY_CONSTRAINT__COLUMNS:
                getColumns().clear();
                return;
        }
        super.eUnset(featureID);
    }

  /**
     * 
   * 
     * @generated
     */
  @Override
  public boolean eIsSet(int featureID)
  {
        switch (featureID) {
            case DdlDslPackage.PRIMARY_KEY_CONSTRAINT__COLUMNS:
                return columns != null && !columns.isEmpty();
        }
        return super.eIsSet(featureID);
    }

} //PrimaryKeyConstraintImpl