Thu, 12 Oct 2017 19:44:07 +0800
merge
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. Oracle designates this |
aoqi@0 | 8 | * particular file as subject to the "Classpath" exception as provided |
aoqi@0 | 9 | * by Oracle in the LICENSE file that accompanied this code. |
aoqi@0 | 10 | * |
aoqi@0 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 15 | * accompanied this code). |
aoqi@0 | 16 | * |
aoqi@0 | 17 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 20 | * |
aoqi@0 | 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 22 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 23 | * questions. |
aoqi@0 | 24 | */ |
aoqi@0 | 25 | |
aoqi@0 | 26 | package com.sun.codemodel.internal; |
aoqi@0 | 27 | |
aoqi@0 | 28 | import java.util.ArrayList; |
aoqi@0 | 29 | import java.util.List; |
aoqi@0 | 30 | |
aoqi@0 | 31 | /** |
aoqi@0 | 32 | * Implementation of {@link JGenerifiable}. |
aoqi@0 | 33 | * |
aoqi@0 | 34 | * @author |
aoqi@0 | 35 | * Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com) |
aoqi@0 | 36 | */ |
aoqi@0 | 37 | abstract class JGenerifiableImpl implements JGenerifiable, JDeclaration { |
aoqi@0 | 38 | |
aoqi@0 | 39 | /** Lazily created list of {@link JTypeVar}s. */ |
aoqi@0 | 40 | private List<JTypeVar> typeVariables = null; |
aoqi@0 | 41 | |
aoqi@0 | 42 | protected abstract JCodeModel owner(); |
aoqi@0 | 43 | |
aoqi@0 | 44 | public void declare( JFormatter f ) { |
aoqi@0 | 45 | if(typeVariables!=null) { |
aoqi@0 | 46 | f.p('<'); |
aoqi@0 | 47 | for (int i = 0; i < typeVariables.size(); i++) { |
aoqi@0 | 48 | if(i!=0) f.p(','); |
aoqi@0 | 49 | f.d(typeVariables.get(i)); |
aoqi@0 | 50 | } |
aoqi@0 | 51 | f.p('>'); |
aoqi@0 | 52 | } |
aoqi@0 | 53 | } |
aoqi@0 | 54 | |
aoqi@0 | 55 | |
aoqi@0 | 56 | public JTypeVar generify(String name) { |
aoqi@0 | 57 | JTypeVar v = new JTypeVar(owner(),name); |
aoqi@0 | 58 | if(typeVariables==null) |
aoqi@0 | 59 | typeVariables = new ArrayList<JTypeVar>(3); |
aoqi@0 | 60 | typeVariables.add(v); |
aoqi@0 | 61 | return v; |
aoqi@0 | 62 | } |
aoqi@0 | 63 | |
aoqi@0 | 64 | public JTypeVar generify(String name, Class<?> bound) { |
aoqi@0 | 65 | return generify(name,owner().ref(bound)); |
aoqi@0 | 66 | } |
aoqi@0 | 67 | |
aoqi@0 | 68 | public JTypeVar generify(String name, JClass bound) { |
aoqi@0 | 69 | return generify(name).bound(bound); |
aoqi@0 | 70 | } |
aoqi@0 | 71 | |
aoqi@0 | 72 | public JTypeVar[] typeParams() { |
aoqi@0 | 73 | if(typeVariables==null) |
aoqi@0 | 74 | return JTypeVar.EMPTY_ARRAY; |
aoqi@0 | 75 | else |
aoqi@0 | 76 | return typeVariables.toArray(new JTypeVar[typeVariables.size()]); |
aoqi@0 | 77 | } |
aoqi@0 | 78 | |
aoqi@0 | 79 | } |