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.activation.MimeType;
aoqi@0: import javax.xml.bind.annotation.adapters.XmlAdapter;
aoqi@0: 
aoqi@0: import com.sun.codemodel.internal.JExpr;
aoqi@0: import com.sun.codemodel.internal.JExpression;
aoqi@0: import com.sun.codemodel.internal.JStringLiteral;
aoqi@0: import com.sun.tools.internal.xjc.outline.Outline;
aoqi@0: import com.sun.xml.internal.bind.v2.ClassFactory;
aoqi@0: import com.sun.xml.internal.bind.v2.model.core.ID;
aoqi@0: import com.sun.xml.internal.xsom.XmlString;
aoqi@0: 
aoqi@0: 
aoqi@0: /**
aoqi@0:  * General-purpose {@link TypeUse} implementation.
aoqi@0:  *
aoqi@0:  * @author Kohsuke Kawaguchi
aoqi@0:  */
aoqi@0: final class TypeUseImpl implements TypeUse {
aoqi@0:     private final CNonElement coreType;
aoqi@0:     private final boolean collection;
aoqi@0:     private final CAdapter adapter;
aoqi@0:     private final ID id;
aoqi@0:     private final MimeType expectedMimeType;
aoqi@0: 
aoqi@0: 
aoqi@0:     public TypeUseImpl(CNonElement itemType, boolean collection, ID id, MimeType expectedMimeType, CAdapter adapter) {
aoqi@0:         this.coreType = itemType;
aoqi@0:         this.collection = collection;
aoqi@0:         this.id = id;
aoqi@0:         this.expectedMimeType = expectedMimeType;
aoqi@0:         this.adapter = adapter;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public boolean isCollection() {
aoqi@0:         return collection;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public CNonElement getInfo() {
aoqi@0:         return coreType;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public CAdapter getAdapterUse() {
aoqi@0:         return adapter;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public ID idUse() {
aoqi@0:         return id;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public MimeType getExpectedMimeType() {
aoqi@0:         return expectedMimeType;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public boolean equals(Object o) {
aoqi@0:         if (this == o) return true;
aoqi@0:         if (!(o instanceof TypeUseImpl)) return false;
aoqi@0: 
aoqi@0:         final TypeUseImpl that = (TypeUseImpl) o;
aoqi@0: 
aoqi@0:         if (collection != that.collection) return false;
aoqi@0:         if (this.id != that.id ) return false;
aoqi@0:         if (adapter != null ? !adapter.equals(that.adapter) : that.adapter != null) return false;
aoqi@0:         if (coreType != null ? !coreType.equals(that.coreType) : that.coreType != null) return false;
aoqi@0: 
aoqi@0:         return true;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public int hashCode() {
aoqi@0:         int result;
aoqi@0:         result = (coreType != null ? coreType.hashCode() : 0);
aoqi@0:         result = 29 * result + (collection ? 1 : 0);
aoqi@0:         result = 29 * result + (adapter != null ? adapter.hashCode() : 0);
aoqi@0:         return result;
aoqi@0:     }
aoqi@0: 
aoqi@0: 
aoqi@0:     public JExpression createConstant(Outline outline, XmlString lexical) {
aoqi@0:         if(isCollection())  return null;
aoqi@0: 
aoqi@0:         if(adapter==null)     return coreType.createConstant(outline, lexical);
aoqi@0: 
aoqi@0:         // [RESULT] new Adapter().unmarshal(CONSTANT);
aoqi@0:         JExpression cons = coreType.createConstant(outline, lexical);
aoqi@0:         Class<? extends XmlAdapter> atype = adapter.getAdapterIfKnown();
aoqi@0: 
aoqi@0:         // try to run the adapter now rather than later.
aoqi@0:         if(cons instanceof JStringLiteral && atype!=null) {
aoqi@0:             JStringLiteral scons = (JStringLiteral) cons;
aoqi@0:             XmlAdapter a = ClassFactory.create(atype);
aoqi@0:             try {
aoqi@0:                 Object value = a.unmarshal(scons.str);
aoqi@0:                 if(value instanceof String) {
aoqi@0:                     return JExpr.lit((String)value);
aoqi@0:                 }
aoqi@0:             } catch (Exception e) {
aoqi@0:                 // assume that we can't eagerly bind this
aoqi@0:             }
aoqi@0:         }
aoqi@0: 
aoqi@0:         return JExpr._new(adapter.getAdapterClass(outline)).invoke("unmarshal").arg(cons);
aoqi@0:     }
aoqi@0: }