001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common Development
008: * and Distribution License("CDDL") (collectively, the "License"). You
009: * may not use this file except in compliance with the License. You can obtain
010: * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
011: * or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
012: * language governing permissions and limitations under the License.
013: *
014: * When distributing the software, include this License Header Notice in each
015: * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
016: * Sun designates this particular file as subject to the "Classpath" exception
017: * as provided by Sun in the GPL Version 2 section of the License file that
018: * accompanied this code. If applicable, add the following below the License
019: * Header, with the fields enclosed by brackets [] replaced by your own
020: * identifying information: "Portions Copyrighted [year]
021: * [name of copyright owner]"
022: *
023: * Contributor(s):
024: *
025: * If you wish your version of this file to be governed by only the CDDL or
026: * only the GPL Version 2, indicate your decision by adding "[Contributor]
027: * elects to include this software in this distribution under the [CDDL or GPL
028: * Version 2] license." If you don't indicate a single choice of license, a
029: * recipient has the option to distribute your version of this file under
030: * either the CDDL, the GPL Version 2 or to extend the choice of license to
031: * its licensees as provided above. However, if you add GPL Version 2 code
032: * and therefore, elected the GPL Version 2 license, then the option applies
033: * only if the new code is made subject to such option by the copyright
034: * holder.
035: */
036:
037: package com.sun.tools.xjc.api.impl.s2j;
038:
039: import javax.xml.bind.JAXBElement;
040: import javax.xml.namespace.QName;
041:
042: import com.sun.codemodel.JType;
043: import com.sun.codemodel.JBlock;
044: import com.sun.codemodel.JVar;
045: import com.sun.codemodel.JConditional;
046: import com.sun.codemodel.JExpr;
047: import com.sun.codemodel.JExpression;
048: import com.sun.codemodel.JCodeModel;
049: import com.sun.codemodel.JInvocation;
050: import com.sun.tools.xjc.outline.Aspect;
051: import com.sun.tools.xjc.outline.FieldOutline;
052: import com.sun.tools.xjc.outline.FieldAccessor;
053: import com.sun.tools.xjc.model.CElementInfo;
054:
055: /**
056: * {@link ElementAdapter} that works with a single {@link JAXBElement}.
057: *
058: * @author Kohsuke Kawaguchi
059: */
060: final class ElementSingleAdapter extends ElementAdapter {
061: public ElementSingleAdapter(FieldOutline core, CElementInfo ei) {
062: super (core, ei);
063: }
064:
065: public JType getRawType() {
066: return ei.getContentInMemoryType().toType(outline(),
067: Aspect.EXPOSED);
068: }
069:
070: public FieldAccessor create(JExpression targetObject) {
071: return new FieldAccessorImpl(targetObject);
072: }
073:
074: final class FieldAccessorImpl extends
075: ElementAdapter.FieldAccessorImpl {
076: public FieldAccessorImpl(JExpression target) {
077: super (target);
078: }
079:
080: public void toRawValue(JBlock block, JVar $var) {
081: // [RESULT]
082: // if([core.hasSetValue])
083: // $var = [core.toRawValue].getValue();
084: // else
085: // $var = null;
086:
087: JConditional cond = block._if(acc.hasSetValue());
088: JVar $v = cond._then().decl(core.getRawType(),
089: "v" + hashCode());// TODO: unique value control
090: acc.toRawValue(cond._then(), $v);
091: cond._then().assign($var, $v.invoke("getValue"));
092: cond._else().assign($var, JExpr._null());
093: }
094:
095: public void fromRawValue(JBlock block, String uniqueName,
096: JExpression $var) {
097: // [RESULT]
098: // [core.fromRawValue](new JAXBElement(tagName, TYPE, $var));
099:
100: acc
101: .fromRawValue(block, uniqueName,
102: createJAXBElement($var));
103: }
104: }
105: }
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