PropertyRefImpl.java

/**
 * <copyright>
 * </copyright>
 *
 * $Id$
 */
package org.eclipse.buckminster.model.common.impl;

import java.util.Map;

import org.eclipse.buckminster.model.common.CommonPackage;
import org.eclipse.buckminster.model.common.PropertyRef;
import org.eclipse.buckminster.model.common.util.ExpandingProperties;
import org.eclipse.buckminster.runtime.Buckminster;

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

import org.eclipse.emf.ecore.EClass;

import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.osgi.util.NLS;

/**
 * <!-- begin-user-doc --> An implementation of the model object '
 * <em><b>Property Ref</b></em>'. <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 * <li>{@link org.eclipse.buckminster.model.common.impl.PropertyRefImpl#getKey
 * <em>Key</em>}</li>
 * </ul>
 * </p>
 * 
 * @generated
 */
public class PropertyRefImpl extends ValueImpl implements PropertyRef {
	/**
	 * The default value of the '{@link #getKey() <em>Key</em>}' attribute. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @see #getKey()
	 * @generated
	 * @ordered
	 */
	protected static final String KEY_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getKey() <em>Key</em>}' attribute. <!--
	 * begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @see #getKey()
	 * @generated
	 * @ordered
	 */
	protected String key = KEY_EDEFAULT;

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

	@Override
	public String checkedGetValue(Map<String, String> properties, int recursionGuard) {
		String expandedKey = getKey();
		if (expandedKey == null)
			return null;
		expandedKey = ExpandingProperties.expand(properties, expandedKey, recursionGuard + 1);
		if (properties instanceof ExpandingProperties)
			return (((ExpandingProperties) properties).getExpandedProperty(expandedKey, recursionGuard + 1));
		final String replacementValue = properties.get(expandedKey);
		if (replacementValue == null)
			Buckminster.getLogger().warning(NLS.bind("The property ''{0}'' has not been set and will default to null", key));
		return ExpandingProperties.expand(properties, replacementValue, recursionGuard + 1);
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */

	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case CommonPackage.PROPERTY_REF__KEY:
				return getKey();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */

	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case CommonPackage.PROPERTY_REF__KEY:
				return KEY_EDEFAULT == null ? key != null : !KEY_EDEFAULT.equals(key);
		}
		return super.eIsSet(featureID);
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */

	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case CommonPackage.PROPERTY_REF__KEY:
				setKey((String) newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */

	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case CommonPackage.PROPERTY_REF__KEY:
				setKey(KEY_EDEFAULT);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */

	@Override
	public String getKey() {
		return key;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */

	@Override
	public void setKey(String newKey) {
		String oldKey = key;
		key = newKey;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, CommonPackage.PROPERTY_REF__KEY, oldKey, key));
	}

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

		StringBuffer result = new StringBuffer(super.toString());
		result.append(" (key: ");
		result.append(key);
		result.append(')');
		return result.toString();
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */

	@Override
	protected EClass eStaticClass() {
		return CommonPackage.Literals.PROPERTY_REF;
	}

} // PropertyRefImpl