| /* |
| * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.sun.tools.internal.xjc.generator.bean.field; |
| |
| import com.sun.codemodel.internal.JBlock; |
| import com.sun.codemodel.internal.JCodeModel; |
| import com.sun.codemodel.internal.JExpr; |
| import com.sun.codemodel.internal.JExpression; |
| import com.sun.codemodel.internal.JType; |
| import com.sun.codemodel.internal.JVar; |
| import com.sun.tools.internal.xjc.generator.bean.ClassOutlineImpl; |
| import com.sun.tools.internal.xjc.generator.bean.MethodWriter; |
| import com.sun.tools.internal.xjc.model.CPropertyInfo; |
| import com.sun.tools.internal.xjc.outline.FieldAccessor; |
| import com.sun.tools.internal.xjc.outline.FieldOutline; |
| |
| /** |
| * |
| * |
| * @author |
| * Kohsuke Kawaguchi (kohsuke.kawaguchi@sun.com) |
| */ |
| public class IsSetField extends AbstractField { |
| |
| private final FieldOutline core; |
| |
| private final boolean generateUnSetMethod; |
| private final boolean generateIsSetMethod; |
| |
| protected IsSetField( ClassOutlineImpl outline, CPropertyInfo prop, |
| FieldOutline core, boolean unsetMethod, boolean issetMethod ) { |
| super(outline,prop); |
| this.core = core; |
| this.generateIsSetMethod = issetMethod; |
| this.generateUnSetMethod = unsetMethod; |
| |
| generate(outline,prop); |
| } |
| |
| |
| private void generate( ClassOutlineImpl outline, CPropertyInfo prop ) { |
| // add isSetXXX and unsetXXX. |
| MethodWriter writer = outline.createMethodWriter(); |
| |
| JCodeModel codeModel = outline.parent().getCodeModel(); |
| |
| FieldAccessor acc = core.create(JExpr._this()); |
| |
| if( generateIsSetMethod ) { |
| // [RESULT] boolean isSetXXX() |
| JExpression hasSetValue = acc.hasSetValue(); |
| if( hasSetValue==null ) { |
| // this field renderer doesn't support the isSet/unset methods generation. |
| // issue an error |
| throw new UnsupportedOperationException(); |
| } |
| writer.declareMethod(codeModel.BOOLEAN,"isSet"+this.prop.getName(true)) |
| .body()._return( hasSetValue ); |
| } |
| |
| if( generateUnSetMethod ) { |
| // [RESULT] void unsetXXX() |
| acc.unsetValues( |
| writer.declareMethod(codeModel.VOID,"unset"+this.prop.getName(true)).body() ); |
| } |
| } |
| |
| public JType getRawType() { |
| return core.getRawType(); |
| } |
| |
| public FieldAccessor create(JExpression targetObject) { |
| return new Accessor(targetObject); |
| } |
| |
| private class Accessor extends AbstractField.Accessor { |
| |
| private final FieldAccessor core; |
| |
| Accessor( JExpression $target ) { |
| super($target); |
| this.core = IsSetField.this.core.create($target); |
| } |
| |
| |
| public void unsetValues( JBlock body ) { |
| core.unsetValues(body); |
| } |
| public JExpression hasSetValue() { |
| return core.hasSetValue(); |
| } |
| public void toRawValue(JBlock block, JVar $var) { |
| core.toRawValue(block,$var); |
| } |
| |
| public void fromRawValue(JBlock block, String uniqueName, JExpression $var) { |
| core.fromRawValue(block,uniqueName,$var); |
| } |
| } |
| } |