ExprFloatImpl.java

/**
 * <copyright>
 * </copyright>
 *
 * $Id$
 */
package net.sf.orcc.ir.impl;

import java.math.BigDecimal;

import net.sf.orcc.ir.ExprFloat;
import net.sf.orcc.ir.IrFactory;
import net.sf.orcc.ir.IrPackage;
import net.sf.orcc.ir.Type;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.impl.ENotificationImpl;

/**
 * <!-- begin-user-doc --> An implementation of the model object '
 * <em><b>Expr Float</b></em>'. <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link net.sf.orcc.ir.impl.ExprFloatImpl#getValue <em>Value</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class ExprFloatImpl extends ExpressionImpl implements ExprFloat {
	/**
	 * The default value of the '{@link #getValue() <em>Value</em>}' attribute.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see #getValue()
	 * @generated
	 * @ordered
	 */
	protected static final BigDecimal VALUE_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getValue() <em>Value</em>}' attribute.
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @see #getValue()
	 * @generated
	 * @ordered
	 */
	protected BigDecimal value = VALUE_EDEFAULT;

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

	protected ExprFloatImpl(BigDecimal value) {
		super();
		setValue(value);
	}

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

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
		case IrPackage.EXPR_FLOAT__VALUE:
			return VALUE_EDEFAULT == null ? value != null : !VALUE_EDEFAULT
					.equals(value);
		}
		return super.eIsSet(featureID);
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
		case IrPackage.EXPR_FLOAT__VALUE:
			setValue((BigDecimal) newValue);
			return;
		}
		super.eSet(featureID, newValue);
	}

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

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
		case IrPackage.EXPR_FLOAT__VALUE:
			setValue(VALUE_EDEFAULT);
			return;
		}
		super.eUnset(featureID);
	}

	@Override
	public Type getType() {
		int precision = getValue().precision();
		if (precision <= 11) {
			return IrFactory.eINSTANCE.createTypeFloat(16);
		} else if (precision <= 24) {
			return IrFactory.eINSTANCE.createTypeFloat(32);
		} else {
			return IrFactory.eINSTANCE.createTypeFloat(64);
		}
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public BigDecimal getValue() {
		return value;
	}

	@Override
	public boolean isExprFloat() {
		return true;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * @generated
	 */
	public void setValue(BigDecimal newValue) {
		BigDecimal oldValue = value;
		value = newValue;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET,
					IrPackage.EXPR_FLOAT__VALUE, oldValue, value));
	}

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

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

} // ExprFloatImpl