| /* |
| * Copyright (C) 2009 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package signature.model.impl; |
| |
| import signature.model.ITypeReference; |
| import signature.model.IWildcardType; |
| |
| import java.io.Serializable; |
| import java.util.List; |
| |
| @SuppressWarnings("serial") |
| public class SigWildcardType implements IWildcardType, Serializable { |
| |
| private ITypeReference lowerBound; |
| private List<ITypeReference> upperBounds; |
| |
| public SigWildcardType(ITypeReference lowerBound, |
| List<ITypeReference> upperBounds) { |
| this.lowerBound = lowerBound; |
| this.upperBounds = upperBounds; |
| } |
| |
| public ITypeReference getLowerBound() { |
| return lowerBound; |
| } |
| |
| public List<ITypeReference> getUpperBounds() { |
| return upperBounds; |
| } |
| |
| @Override |
| public int hashCode() { |
| return SigWildcardType.hashCode(this); |
| } |
| |
| public static int hashCode(IWildcardType type) { |
| final int prime = 31; |
| int result = 1; |
| result = prime |
| + ((type.getLowerBound() == null) ? 0 : type.getLowerBound() |
| .hashCode()); |
| result = prime * result + type.getUpperBounds().hashCode(); |
| return result; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| return SigWildcardType.equals(this, obj); |
| } |
| |
| public static boolean equals(IWildcardType thiz, Object obj) { |
| if (thiz == obj) return true; |
| if (obj == null) return false; |
| if (!(obj instanceof IWildcardType)) return false; |
| IWildcardType that = (IWildcardType) obj; |
| if (thiz.getLowerBound() == null) { |
| if (that.getLowerBound() != null) return false; |
| } else if (!thiz.getLowerBound().equals(that.getLowerBound())) |
| return false; |
| if (!thiz.getUpperBounds().equals(that.getUpperBounds())) return false; |
| return true; |
| } |
| |
| |
| @Override |
| public String toString() { |
| return SigWildcardType.toString(this); |
| } |
| |
| public static String toString(IWildcardType thiz) { |
| StringBuilder builder = new StringBuilder(); |
| builder.append("?"); |
| if (thiz.getLowerBound() != null) { |
| builder.append(" "); |
| builder.append(" super "); |
| builder.append(thiz.getLowerBound()); |
| } |
| if (!thiz.getUpperBounds().isEmpty()) { |
| builder.append(" extends "); |
| builder.append(thiz.getUpperBounds()); |
| } |
| return builder.toString(); |
| } |
| } |