| /* |
| * Copyright (c) 1997, 2021 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Distribution License v. 1.0, which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| package com.sun.tools.xjc.api.impl.s2j; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import jakarta.xml.bind.JAXBElement; |
| |
| import com.sun.codemodel.JBlock; |
| import com.sun.codemodel.JClass; |
| import com.sun.codemodel.JCodeModel; |
| import com.sun.codemodel.JConditional; |
| import com.sun.codemodel.JExpr; |
| import com.sun.codemodel.JExpression; |
| import com.sun.codemodel.JForEach; |
| import com.sun.codemodel.JType; |
| import com.sun.codemodel.JVar; |
| import com.sun.tools.xjc.model.CElementInfo; |
| import static com.sun.tools.xjc.outline.Aspect.EXPOSED; |
| import com.sun.tools.xjc.outline.FieldAccessor; |
| import com.sun.tools.xjc.outline.FieldOutline; |
| |
| /** |
| * {@link ElementAdapter} that works with a collection |
| * of {@link JAXBElement}. |
| * |
| * @author Kohsuke Kawaguchi |
| */ |
| final class ElementCollectionAdapter extends ElementAdapter { |
| public ElementCollectionAdapter(FieldOutline core, CElementInfo ei) { |
| super(core, ei); |
| } |
| |
| @Override |
| public JType getRawType() { |
| return codeModel().ref(List.class).narrow(itemType().boxify()); |
| } |
| |
| private JType itemType() { |
| return ei.getContentInMemoryType().toType(outline(), EXPOSED); |
| } |
| |
| @Override |
| public FieldAccessor create(JExpression targetObject) { |
| return new FieldAccessorImpl(targetObject); |
| } |
| |
| final class FieldAccessorImpl extends ElementAdapter.FieldAccessorImpl { |
| public FieldAccessorImpl(JExpression target) { |
| super(target); |
| } |
| |
| @Override |
| public void toRawValue(JBlock block, JVar $var) { |
| JCodeModel cm = outline().getCodeModel(); |
| JClass elementType = ei.toType(outline(),EXPOSED).boxify(); |
| |
| // [RESULT] |
| // $var = new ArrayList(); |
| // for( JAXBElement e : [core.toRawValue] ) { |
| // if(e==null) |
| // $var.add(null); |
| // else |
| // $var.add(e.getValue()); |
| // } |
| |
| block.assign($var,JExpr._new(cm.ref(ArrayList.class).narrow(itemType().boxify()))); |
| JVar $col = block.decl(core.getRawType(), "col" + hashCode()); |
| acc.toRawValue(block,$col); |
| JForEach loop = block.forEach(elementType, "v" + hashCode()/*unique string handling*/, $col); |
| |
| JConditional cond = loop.body()._if(loop.var().eq(JExpr._null())); |
| cond._then().invoke($var,"add").arg(JExpr._null()); |
| cond._else().invoke($var,"add").arg(loop.var().invoke("getValue")); |
| } |
| |
| @Override |
| public void fromRawValue(JBlock block, String uniqueName, JExpression $var) { |
| JCodeModel cm = outline().getCodeModel(); |
| JClass elementType = ei.toType(outline(),EXPOSED).boxify(); |
| |
| // [RESULT] |
| // $t = new ArrayList(); |
| // for( Type e : $var ) { |
| // $var.add(new JAXBElement(e)); |
| // } |
| // [core.fromRawValue] |
| |
| JClass col = cm.ref(ArrayList.class).narrow(elementType); |
| JVar $t = block.decl(col,uniqueName+"_col",JExpr._new(col)); |
| |
| JForEach loop = block.forEach(itemType(), uniqueName+"_i", $t); |
| loop.body().invoke($var,"add").arg(createJAXBElement(loop.var())); |
| |
| acc.fromRawValue(block, uniqueName, $t); |
| } |
| } |
| } |