| /******************************************************************************* |
| * Copyright (c) 2005, 2017 IBM Corporation and others. |
| * 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 |
| * |
| *******************************************************************************/ |
| package org.eclipse.dltk.evaluation.types; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.eclipse.dltk.ti.types.IEvaluatedType; |
| |
| public class MultiTypeType implements IEvaluatedType { |
| |
| private List<IEvaluatedType> fTypes = new ArrayList<>(); |
| |
| public MultiTypeType() { |
| } |
| |
| /** |
| * Add using equal. |
| */ |
| public void addType(IEvaluatedType type) { |
| Iterator<IEvaluatedType> i = fTypes.iterator(); |
| while (i.hasNext()) { |
| IEvaluatedType ltype = i.next(); |
| if (ltype.equals(type)) { |
| return; |
| } |
| } |
| fTypes.add(type); |
| } |
| |
| @Override |
| public String getTypeName() { |
| String names = ""; //$NON-NLS-1$ |
| Iterator<IEvaluatedType> i = fTypes.iterator(); |
| while (i.hasNext()) { |
| IEvaluatedType type = i.next(); |
| names += type.getTypeName() + " "; //$NON-NLS-1$ |
| } |
| return "multitype:" + names; //$NON-NLS-1$ |
| } |
| |
| public List<IEvaluatedType> getTypes() { |
| return this.fTypes; |
| } |
| |
| public int size() { |
| if (this.fTypes != null) { |
| return this.fTypes.size(); |
| } |
| return 0; |
| } |
| |
| public IEvaluatedType get(int i) { |
| if (this.fTypes != null) { |
| return this.fTypes.get(i); |
| } |
| return null; |
| } |
| |
| @Override |
| public boolean subtypeOf(IEvaluatedType type) { |
| // TODO Auto-generated method stub |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| final int prime = 31; |
| int result = 1; |
| result = prime * result + ((fTypes == null) ? 0 : fTypes.hashCode()); |
| return result; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) |
| return true; |
| if (obj == null) |
| return false; |
| if (getClass() != obj.getClass()) |
| return false; |
| MultiTypeType other = (MultiTypeType) obj; |
| if (fTypes == null) { |
| if (other.fTypes != null) |
| return false; |
| } else if (!fTypes.equals(other.fTypes)) |
| return false; |
| return true; |
| } |
| } |