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1 /* |
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2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 package com.sun.tools.internal.xjc.model; |
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27 |
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28 import javax.xml.bind.annotation.adapters.CollapsedStringAdapter; |
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29 import javax.xml.bind.annotation.adapters.NormalizedStringAdapter; |
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30 import javax.xml.bind.annotation.adapters.XmlAdapter; |
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31 |
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32 import com.sun.codemodel.internal.JClass; |
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33 import com.sun.tools.internal.xjc.model.nav.EagerNClass; |
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34 import com.sun.tools.internal.xjc.model.nav.NClass; |
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35 import com.sun.tools.internal.xjc.model.nav.NType; |
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36 import com.sun.tools.internal.xjc.model.nav.NavigatorImpl; |
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37 import com.sun.tools.internal.xjc.outline.Aspect; |
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38 import com.sun.tools.internal.xjc.outline.Outline; |
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39 import com.sun.xml.internal.bind.v2.model.core.Adapter; |
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40 |
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41 /** |
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42 * Extended {@link Adapter} for use within XJC. |
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43 * |
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44 * @author Kohsuke Kawaguchi |
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45 */ |
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46 public final class CAdapter extends Adapter<NType,NClass> { |
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47 |
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48 /** |
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49 * If non-null, the same as {@link #adapterType} but more conveniently typed. |
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50 */ |
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51 private JClass adapterClass1; |
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52 |
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53 /** |
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54 * If non-null, the same as {@link #adapterType} but more conveniently typed. |
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55 */ |
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56 private Class<? extends XmlAdapter> adapterClass2; |
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57 |
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58 /** |
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59 * When the adapter class is statically known to us. |
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60 * |
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61 * @param copy |
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62 * true to copy the adapter class into the user package, |
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63 * or otherwise just refer to the class specified via the |
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64 * adapter parameter. |
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65 */ |
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66 public CAdapter(Class<? extends XmlAdapter> adapter, boolean copy) { |
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67 super(getRef(adapter,copy),NavigatorImpl.theInstance); |
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68 this.adapterClass1 = null; |
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69 this.adapterClass2 = adapter; |
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70 } |
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71 |
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72 static NClass getRef( final Class<? extends XmlAdapter> adapter, boolean copy ) { |
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73 if(copy) { |
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74 // TODO: this is a hack. the code generation should be defered until |
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75 // the backend. (right now constant generation happens in the front-end) |
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76 return new EagerNClass(adapter) { |
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77 @Override |
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78 public JClass toType(Outline o, Aspect aspect) { |
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79 return o.addRuntime(adapter); |
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80 } |
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81 public String fullName() { |
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82 // TODO: implement this method later |
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83 throw new UnsupportedOperationException(); |
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84 } |
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85 }; |
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86 } else { |
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87 return NavigatorImpl.theInstance.ref(adapter); |
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88 } |
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89 } |
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90 |
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91 public CAdapter(JClass adapter) { |
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92 super( NavigatorImpl.theInstance.ref(adapter), NavigatorImpl.theInstance); |
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93 this.adapterClass1 = adapter; |
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94 this.adapterClass2 = null; |
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95 } |
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96 |
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97 public JClass getAdapterClass(Outline o) { |
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98 if(adapterClass1==null) |
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99 adapterClass1 = o.getCodeModel().ref(adapterClass2); |
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100 return adapterType.toType(o, Aspect.EXPOSED); |
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101 } |
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102 |
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103 /** |
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104 * Returns true if the adapter is for whitespace normalization. |
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105 * Such an adapter can be ignored when producing a list. |
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106 */ |
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107 public boolean isWhitespaceAdapter() { |
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108 return adapterClass2==CollapsedStringAdapter.class || adapterClass2==NormalizedStringAdapter.class; |
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109 } |
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110 |
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111 /** |
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112 * Returns the adapter class if the adapter type is statically known to XJC. |
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113 * <p> |
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114 * This method is mostly for enabling certain optimized code generation. |
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115 */ |
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116 public Class<? extends XmlAdapter> getAdapterIfKnown() { |
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117 return adapterClass2; |
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118 } |
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119 } |