aoqi@0: /*
aoqi@0:  * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.  Oracle designates this
aoqi@0:  * particular file as subject to the "Classpath" exception as provided
aoqi@0:  * by Oracle in the LICENSE file that accompanied this code.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: package com.sun.tools.internal.xjc.model;
aoqi@0: 
aoqi@0: import javax.xml.bind.annotation.adapters.CollapsedStringAdapter;
aoqi@0: import javax.xml.bind.annotation.adapters.NormalizedStringAdapter;
aoqi@0: import javax.xml.bind.annotation.adapters.XmlAdapter;
aoqi@0: 
aoqi@0: import com.sun.codemodel.internal.JClass;
aoqi@0: import com.sun.tools.internal.xjc.model.nav.EagerNClass;
aoqi@0: import com.sun.tools.internal.xjc.model.nav.NClass;
aoqi@0: import com.sun.tools.internal.xjc.model.nav.NType;
aoqi@0: import com.sun.tools.internal.xjc.model.nav.NavigatorImpl;
aoqi@0: import com.sun.tools.internal.xjc.outline.Aspect;
aoqi@0: import com.sun.tools.internal.xjc.outline.Outline;
aoqi@0: import com.sun.xml.internal.bind.v2.model.core.Adapter;
aoqi@0: 
aoqi@0: /**
aoqi@0:  * Extended {@link Adapter} for use within XJC.
aoqi@0:  *
aoqi@0:  * @author Kohsuke Kawaguchi
aoqi@0:  */
aoqi@0: public final class CAdapter extends Adapter<NType,NClass> {
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * If non-null, the same as {@link #adapterType} but more conveniently typed.
aoqi@0:      */
aoqi@0:     private JClass adapterClass1;
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * If non-null, the same as {@link #adapterType} but more conveniently typed.
aoqi@0:      */
aoqi@0:     private Class<? extends XmlAdapter> adapterClass2;
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * When the adapter class is statically known to us.
aoqi@0:      *
aoqi@0:      * @param copy
aoqi@0:      *      true to copy the adapter class into the user package,
aoqi@0:      *      or otherwise just refer to the class specified via the
aoqi@0:      *      adapter parameter.
aoqi@0:      */
aoqi@0:     public CAdapter(Class<? extends XmlAdapter> adapter, boolean copy) {
aoqi@0:         super(getRef(adapter,copy),NavigatorImpl.theInstance);
aoqi@0:         this.adapterClass1 = null;
aoqi@0:         this.adapterClass2 = adapter;
aoqi@0:     }
aoqi@0: 
aoqi@0:     static NClass getRef( final Class<? extends XmlAdapter> adapter, boolean copy ) {
aoqi@0:         if(copy) {
aoqi@0:             // TODO: this is a hack. the code generation should be defered until
aoqi@0:             // the backend. (right now constant generation happens in the front-end)
aoqi@0:             return new EagerNClass(adapter) {
aoqi@0:                 @Override
aoqi@0:                 public JClass toType(Outline o, Aspect aspect) {
aoqi@0:                     return o.addRuntime(adapter);
aoqi@0:                 }
aoqi@0:                 public String fullName() {
aoqi@0:                     // TODO: implement this method later
aoqi@0:                     throw new UnsupportedOperationException();
aoqi@0:                 }
aoqi@0:             };
aoqi@0:         } else {
aoqi@0:             return NavigatorImpl.theInstance.ref(adapter);
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     public CAdapter(JClass adapter) {
aoqi@0:         super( NavigatorImpl.theInstance.ref(adapter), NavigatorImpl.theInstance);
aoqi@0:         this.adapterClass1 = adapter;
aoqi@0:         this.adapterClass2 = null;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public JClass getAdapterClass(Outline o) {
aoqi@0:         if(adapterClass1==null)
aoqi@0:             adapterClass1 = o.getCodeModel().ref(adapterClass2);
aoqi@0:         return adapterType.toType(o, Aspect.EXPOSED);
aoqi@0:     }
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * Returns true if the adapter is for whitespace normalization.
aoqi@0:      * Such an adapter can be ignored when producing a list.
aoqi@0:      */
aoqi@0:     public boolean isWhitespaceAdapter() {
aoqi@0:         return adapterClass2==CollapsedStringAdapter.class || adapterClass2==NormalizedStringAdapter.class;
aoqi@0:     }
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * Returns the adapter class if the adapter type is statically known to XJC.
aoqi@0:      * <p>
aoqi@0:      * This method is mostly for enabling certain optimized code generation.
aoqi@0:      */
aoqi@0:     public Class<? extends XmlAdapter> getAdapterIfKnown() {
aoqi@0:         return adapterClass2;
aoqi@0:     }
aoqi@0: }