/*******************************************************************************
 * Copyright (c) 2007, 2009 Oracle. All rights reserved.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0, which accompanies this distribution
 * and is available at http://www.eclipse.org/legal/epl-v10.html.
 * 
 * Contributors:
 *     Oracle - initial API and implementation
 ******************************************************************************/
package org.eclipse.jpt.jpa.core.resource.orm;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.jpt.common.core.internal.utility.translators.SimpleTranslator;
import org.eclipse.wst.common.internal.emf.resource.Translator;

/**
 * <!-- begin-user-doc -->
 * A representation of the model object '<em><b>Column Impl</b></em>'.
 * 
 * Provisional API: This interface is part of an interim API that is still
 * under development and expected to change significantly before reaching
 * stability. It is available at this early stage to solicit feedback from
 * pioneering adopters on the understanding that any code that uses this API
 * will almost certainly be broken (repeatedly) as the API evolves.
 * <!-- end-user-doc -->
 *
 * <p>
 * The following features are supported:
 * <ul>
 *   <li>{@link org.eclipse.jpt.jpa.core.resource.orm.XmlColumn#getLength <em>Length</em>}</li>
 *   <li>{@link org.eclipse.jpt.jpa.core.resource.orm.XmlColumn#getPrecision <em>Precision</em>}</li>
 *   <li>{@link org.eclipse.jpt.jpa.core.resource.orm.XmlColumn#getScale <em>Scale</em>}</li>
 * </ul>
 * </p>
 *
 * @see org.eclipse.jpt.jpa.core.resource.orm.OrmPackage#getXmlColumn()
 * @model kind="class"
 * @generated
 */
public class XmlColumn extends AbstractXmlColumn
{
	/**
	 * The default value of the '{@link #getLength() <em>Length</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getLength()
	 * @generated
	 * @ordered
	 */
	protected static final Integer LENGTH_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getLength() <em>Length</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getLength()
	 * @generated
	 * @ordered
	 */
	protected Integer length = LENGTH_EDEFAULT;

	/**
	 * The default value of the '{@link #getPrecision() <em>Precision</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getPrecision()
	 * @generated
	 * @ordered
	 */
	protected static final Integer PRECISION_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getPrecision() <em>Precision</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getPrecision()
	 * @generated
	 * @ordered
	 */
	protected Integer precision = PRECISION_EDEFAULT;

	/**
	 * The default value of the '{@link #getScale() <em>Scale</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getScale()
	 * @generated
	 * @ordered
	 */
	protected static final Integer SCALE_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getScale() <em>Scale</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getScale()
	 * @generated
	 * @ordered
	 */
	protected Integer scale = SCALE_EDEFAULT;

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected XmlColumn()
	{
		super();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected EClass eStaticClass()
	{
		return OrmPackage.Literals.XML_COLUMN;
	}

	/**
	 * Returns the value of the '<em><b>Length</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <p>
	 * If the meaning of the '<em>Length</em>' attribute isn't clear,
	 * there really should be more of a description here...
	 * </p>
	 * <!-- end-user-doc -->
	 * @return the value of the '<em>Length</em>' attribute.
	 * @see #setLength(Integer)
	 * @see org.eclipse.jpt.jpa.core.resource.orm.OrmPackage#getXmlColumn_Length()
	 * @model dataType="org.eclipse.emf.ecore.xml.type.IntObject"
	 * @generated
	 */
	public Integer getLength()
	{
		return length;
	}

	/**
	 * Sets the value of the '{@link org.eclipse.jpt.jpa.core.resource.orm.XmlColumn#getLength <em>Length</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @param value the new value of the '<em>Length</em>' attribute.
	 * @see #getLength()
	 * @generated
	 */
	public void setLength(Integer newLength)
	{
		Integer oldLength = length;
		length = newLength;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, OrmPackage.XML_COLUMN__LENGTH, oldLength, length));
	}

	/**
	 * Returns the value of the '<em><b>Precision</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <p>
	 * If the meaning of the '<em>Precision</em>' attribute isn't clear,
	 * there really should be more of a description here...
	 * </p>
	 * <!-- end-user-doc -->
	 * @return the value of the '<em>Precision</em>' attribute.
	 * @see #setPrecision(Integer)
	 * @see org.eclipse.jpt.jpa.core.resource.orm.OrmPackage#getXmlColumn_Precision()
	 * @model dataType="org.eclipse.emf.ecore.xml.type.IntObject"
	 * @generated
	 */
	public Integer getPrecision()
	{
		return precision;
	}

	/**
	 * Sets the value of the '{@link org.eclipse.jpt.jpa.core.resource.orm.XmlColumn#getPrecision <em>Precision</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @param value the new value of the '<em>Precision</em>' attribute.
	 * @see #getPrecision()
	 * @generated
	 */
	public void setPrecision(Integer newPrecision)
	{
		Integer oldPrecision = precision;
		precision = newPrecision;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, OrmPackage.XML_COLUMN__PRECISION, oldPrecision, precision));
	}

	/**
	 * Returns the value of the '<em><b>Scale</b></em>' attribute.
	 * <!-- begin-user-doc -->
	 * <p>
	 * If the meaning of the '<em>Scale</em>' attribute isn't clear,
	 * there really should be more of a description here...
	 * </p>
	 * <!-- end-user-doc -->
	 * @return the value of the '<em>Scale</em>' attribute.
	 * @see #setScale(Integer)
	 * @see org.eclipse.jpt.jpa.core.resource.orm.OrmPackage#getXmlColumn_Scale()
	 * @model dataType="org.eclipse.emf.ecore.xml.type.IntObject"
	 * @generated
	 */
	public Integer getScale()
	{
		return scale;
	}

	/**
	 * Sets the value of the '{@link org.eclipse.jpt.jpa.core.resource.orm.XmlColumn#getScale <em>Scale</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @param value the new value of the '<em>Scale</em>' attribute.
	 * @see #getScale()
	 * @generated
	 */
	public void setScale(Integer newScale)
	{
		Integer oldScale = scale;
		scale = newScale;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, OrmPackage.XML_COLUMN__SCALE, oldScale, scale));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType)
	{
		switch (featureID)
		{
			case OrmPackage.XML_COLUMN__LENGTH:
				return getLength();
			case OrmPackage.XML_COLUMN__PRECISION:
				return getPrecision();
			case OrmPackage.XML_COLUMN__SCALE:
				return getScale();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue)
	{
		switch (featureID)
		{
			case OrmPackage.XML_COLUMN__LENGTH:
				setLength((Integer)newValue);
				return;
			case OrmPackage.XML_COLUMN__PRECISION:
				setPrecision((Integer)newValue);
				return;
			case OrmPackage.XML_COLUMN__SCALE:
				setScale((Integer)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID)
	{
		switch (featureID)
		{
			case OrmPackage.XML_COLUMN__LENGTH:
				setLength(LENGTH_EDEFAULT);
				return;
			case OrmPackage.XML_COLUMN__PRECISION:
				setPrecision(PRECISION_EDEFAULT);
				return;
			case OrmPackage.XML_COLUMN__SCALE:
				setScale(SCALE_EDEFAULT);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID)
	{
		switch (featureID)
		{
			case OrmPackage.XML_COLUMN__LENGTH:
				return LENGTH_EDEFAULT == null ? length != null : !LENGTH_EDEFAULT.equals(length);
			case OrmPackage.XML_COLUMN__PRECISION:
				return PRECISION_EDEFAULT == null ? precision != null : !PRECISION_EDEFAULT.equals(precision);
			case OrmPackage.XML_COLUMN__SCALE:
				return SCALE_EDEFAULT == null ? scale != null : !SCALE_EDEFAULT.equals(scale);
		}
		return super.eIsSet(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public String toString()
	{
		if (eIsProxy()) return super.toString();

		StringBuffer result = new StringBuffer(super.toString());
		result.append(" (length: ");
		result.append(length);
		result.append(", precision: ");
		result.append(precision);
		result.append(", scale: ");
		result.append(scale);
		result.append(')');
		return result.toString();
	}

	// ********** translators **********

	public static Translator buildTranslator(String elementName, EStructuralFeature structuralFeature) {
		return new SimpleTranslator(
			elementName,
			structuralFeature,
			Translator.END_TAG_NO_INDENT,
			buildTranslatorChildren()
		);
	}

	private static Translator[] buildTranslatorChildren() {
		return new Translator[] {
			buildNameTranslator(),
			buildUniqueTranslator(),
			buildNullableTranslator(),
			buildInsertableTranslator(),
			buildUpdatableTranslator(),
			buildColumnDefinitionTranslator(),
			buildTableTranslator(),
			buildLengthTranslator(),
			buildPrecisionTranslator(),
			buildScaleTranslator(),
		};
	}
	
	protected static Translator buildLengthTranslator() {
		return new Translator(JPA.LENGTH, OrmPackage.eINSTANCE.getXmlColumn_Length(), Translator.DOM_ATTRIBUTE);
	}
	
	protected static Translator buildPrecisionTranslator() {
		return new Translator(JPA.PRECISION, OrmPackage.eINSTANCE.getXmlColumn_Precision(), Translator.DOM_ATTRIBUTE);
	}
	
	protected static Translator buildScaleTranslator() {
		return new Translator(JPA.SCALE, OrmPackage.eINSTANCE.getXmlColumn_Scale(), Translator.DOM_ATTRIBUTE);
	}
} // ColumnImpl