EStepFilterImpl.java

/**
 * <copyright>
 * </copyright>
 *
 * $Id$
 */
package no.hal.scxml.scxmlxt.impl;

import no.hal.scxml.scxmlxt.EStepFilter;
import no.hal.scxml.scxmlxt.ScriptExpression;
import no.hal.scxml.scxmlxt.ScxmlxtPackage;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;

import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;

import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.ecore.impl.EObjectImpl;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>EStep Filter</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link no.hal.scxml.scxmlxt.impl.EStepFilterImpl#getFreeVarName <em>Free Var Name</em>}</li>
 *   <li>{@link no.hal.scxml.scxmlxt.impl.EStepFilterImpl#getScript <em>Script</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class EStepFilterImpl extends EObjectImpl implements EStepFilter {
	/**
	 * The default value of the '{@link #getFreeVarName() <em>Free Var Name</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getFreeVarName()
	 * @generated
	 * @ordered
	 */
	protected static final String FREE_VAR_NAME_EDEFAULT = "\"$\"";

	/**
	 * The cached value of the '{@link #getFreeVarName() <em>Free Var Name</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getFreeVarName()
	 * @generated
	 * @ordered
	 */
	protected String freeVarName = FREE_VAR_NAME_EDEFAULT;

	/**
	 * The cached value of the '{@link #getScript() <em>Script</em>}' containment reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getScript()
	 * @generated
	 * @ordered
	 */
	protected ScriptExpression script;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public String getFreeVarName() {
		return freeVarName;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setFreeVarName(String newFreeVarName) {
		String oldFreeVarName = freeVarName;
		freeVarName = newFreeVarName;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ScxmlxtPackage.ESTEP_FILTER__FREE_VAR_NAME, oldFreeVarName, freeVarName));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public ScriptExpression getScript() {
		return script;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public NotificationChain basicSetScript(ScriptExpression newScript, NotificationChain msgs) {
		ScriptExpression oldScript = script;
		script = newScript;
		if (eNotificationRequired()) {
			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, ScxmlxtPackage.ESTEP_FILTER__SCRIPT, oldScript, newScript);
			if (msgs == null) msgs = notification; else msgs.add(notification);
		}
		return msgs;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setScript(ScriptExpression newScript) {
		if (newScript != script) {
			NotificationChain msgs = null;
			if (script != null)
				msgs = ((InternalEObject)script).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - ScxmlxtPackage.ESTEP_FILTER__SCRIPT, null, msgs);
			if (newScript != null)
				msgs = ((InternalEObject)newScript).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - ScxmlxtPackage.ESTEP_FILTER__SCRIPT, null, msgs);
			msgs = basicSetScript(newScript, msgs);
			if (msgs != null) msgs.dispatch();
		}
		else if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ScxmlxtPackage.ESTEP_FILTER__SCRIPT, newScript, newScript));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
			case ScxmlxtPackage.ESTEP_FILTER__SCRIPT:
				return basicSetScript(null, msgs);
		}
		return super.eInverseRemove(otherEnd, featureID, msgs);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case ScxmlxtPackage.ESTEP_FILTER__FREE_VAR_NAME:
				return getFreeVarName();
			case ScxmlxtPackage.ESTEP_FILTER__SCRIPT:
				return getScript();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case ScxmlxtPackage.ESTEP_FILTER__FREE_VAR_NAME:
				setFreeVarName((String)newValue);
				return;
			case ScxmlxtPackage.ESTEP_FILTER__SCRIPT:
				setScript((ScriptExpression)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case ScxmlxtPackage.ESTEP_FILTER__FREE_VAR_NAME:
				setFreeVarName(FREE_VAR_NAME_EDEFAULT);
				return;
			case ScxmlxtPackage.ESTEP_FILTER__SCRIPT:
				setScript((ScriptExpression)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case ScxmlxtPackage.ESTEP_FILTER__FREE_VAR_NAME:
				return FREE_VAR_NAME_EDEFAULT == null ? freeVarName != null : !FREE_VAR_NAME_EDEFAULT.equals(freeVarName);
			case ScxmlxtPackage.ESTEP_FILTER__SCRIPT:
				return script != null;
		}
		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(" (freeVarName: ");
		result.append(freeVarName);
		result.append(')');
		return result.toString();
	}

} //EStepFilterImpl