| /* |
| * Copyright 2008 Google Inc. |
| * |
| * 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 com.google.gwt.dev.javac.typemodel; |
| |
| import com.google.gwt.core.ext.typeinfo.JWildcardType.BoundType; |
| import com.google.gwt.dev.util.collect.Lists; |
| |
| import java.util.List; |
| |
| /** |
| * Type declaration that has type parameters. |
| */ |
| public class JGenericType extends JRealClassType implements |
| com.google.gwt.core.ext.typeinfo.JGenericType { |
| |
| private JRawType lazyRawType = null; |
| |
| private List<JTypeParameter> typeParams = Lists.create(); |
| |
| public JGenericType(TypeOracle oracle, JPackage declaringPackage, |
| String enclosingSimpleName, String simpleName, boolean isInterface, |
| JTypeParameter[] jtypeParameters) { |
| super(oracle, declaringPackage, enclosingSimpleName, simpleName, isInterface); |
| |
| if (jtypeParameters != null) { |
| for (JTypeParameter jtypeParameter : jtypeParameters) { |
| addTypeParameter(jtypeParameter); |
| } |
| } |
| } |
| |
| @Override |
| public JParameterizedType asParameterizedByWildcards() { |
| JClassType[] typeArgs = new JClassType[typeParams.size()]; |
| for (int i = 0; i < typeArgs.length; ++i) { |
| typeArgs[i] = getOracle().getWildcardType(BoundType.EXTENDS, |
| typeParams.get(i).getFirstBound()); |
| } |
| return getOracle().getParameterizedType(this, typeArgs); |
| } |
| |
| @Override |
| public JClassType getErasedType() { |
| return getRawType(); |
| } |
| |
| @Override |
| public String getParameterizedQualifiedSourceName() { |
| StringBuilder sb = new StringBuilder(); |
| |
| if (getEnclosingType() != null) { |
| sb.append(getEnclosingType().getParameterizedQualifiedSourceName()); |
| sb.append("."); |
| sb.append(getSimpleSourceName()); |
| } else { |
| sb.append(getQualifiedSourceName()); |
| } |
| |
| sb.append('<'); |
| boolean needComma = false; |
| for (JClassType typeParam : typeParams) { |
| if (needComma) { |
| sb.append(", "); |
| } else { |
| needComma = true; |
| } |
| sb.append(typeParam.getParameterizedQualifiedSourceName()); |
| } |
| sb.append('>'); |
| return sb.toString(); |
| } |
| |
| @Override |
| public JRawType getRawType() { |
| if (lazyRawType == null) { |
| lazyRawType = new JRawType(this); |
| } |
| |
| return lazyRawType; |
| } |
| |
| @Override |
| public JTypeParameter[] getTypeParameters() { |
| return typeParams.toArray(new JTypeParameter[typeParams.size()]); |
| } |
| |
| @Override |
| public JGenericType isGenericType() { |
| return this; |
| } |
| |
| @Override |
| public String toString() { |
| if (isInterface() != null) { |
| return "interface " + getParameterizedQualifiedSourceName(); |
| } |
| |
| return "class " + getParameterizedQualifiedSourceName(); |
| } |
| |
| private void addTypeParameter(JTypeParameter typeParameter) { |
| typeParams = Lists.add(typeParams, typeParameter); |
| typeParameter.setDeclaringClass(this); |
| } |
| } |