| /* |
| * Copyright 2005-2006 Sun Microsystems, Inc. All Rights Reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Sun designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Sun in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| package com.sun.codemodel.internal; |
| |
| import java.util.Iterator; |
| import java.util.List; |
| |
| /** |
| * Type variable used to declare generics. |
| * |
| * @see JGenerifiable |
| * @author |
| * Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com) |
| */ |
| public final class JTypeVar extends JClass implements JDeclaration { |
| |
| private final String name; |
| |
| private JClass bound; |
| |
| JTypeVar(JCodeModel owner, String _name) { |
| super(owner); |
| this.name = _name; |
| } |
| |
| public String name() { |
| return name; |
| } |
| |
| public String fullName() { |
| return name; |
| } |
| |
| public JPackage _package() { |
| return null; |
| } |
| |
| /** |
| * Adds a bound to this variable. |
| * |
| * @return this |
| */ |
| public JTypeVar bound( JClass c ) { |
| if(bound!=null) |
| throw new IllegalArgumentException("type variable has an existing class bound "+bound); |
| bound = c; |
| return this; |
| } |
| |
| /** |
| * Returns the class bound of this variable. |
| * |
| * <p> |
| * If no bound is given, this method returns {@link Object}. |
| */ |
| public JClass _extends() { |
| if(bound!=null) |
| return bound; |
| else |
| return owner().ref(Object.class); |
| } |
| |
| /** |
| * Returns the interface bounds of this variable. |
| */ |
| public Iterator<JClass> _implements() { |
| return bound._implements(); |
| } |
| |
| public boolean isInterface() { |
| return false; |
| } |
| |
| public boolean isAbstract() { |
| return false; |
| } |
| |
| /** |
| * Prints out the declaration of the variable. |
| */ |
| public void declare(JFormatter f) { |
| f.id(name); |
| if(bound!=null) |
| f.p("extends").g(bound); |
| } |
| |
| |
| protected JClass substituteParams(JTypeVar[] variables, List<JClass> bindings) { |
| for(int i=0;i<variables.length;i++) |
| if(variables[i]==this) |
| return bindings.get(i); |
| return this; |
| } |
| |
| public void generate(JFormatter f) { |
| f.id(name); |
| } |
| } |