/**
* Copyright (C) cedarsoft GmbH.
*
* Licensed under the GNU General Public License version 3 (the "License")
* with Classpath Exception; you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.cedarsoft.org/gpl3ce
* (GPL 3 with Classpath Exception)
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 3 only, as
* published by the Free Software Foundation. cedarsoft GmbH designates this
* particular file as subject to the "Classpath" exception as provided
* by cedarsoft GmbH 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 3 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
* 3 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 cedarsoft GmbH, 72810 Gomaringen, Germany,
* or visit www.cedarsoft.com if you need additional information or
* have any questions.
*/
package com.cedarsoft.serialization.generator.output.jackson.serializer;
import com.cedarsoft.codegen.CodeGenerator;
import com.cedarsoft.codegen.Expressions;
import com.cedarsoft.codegen.TypeUtils;
import com.cedarsoft.codegen.model.FieldDeclarationInfo;
import com.cedarsoft.codegen.model.FieldInfo;
import com.cedarsoft.serialization.generator.output.serializer.AbstractGenerator;
import com.sun.codemodel.JClass;
import com.sun.codemodel.JDefinedClass;
import com.sun.codemodel.JExpr;
import com.sun.codemodel.JExpression;
import com.sun.codemodel.JFieldVar;
import com.sun.codemodel.JInvocation;
import com.sun.codemodel.JStatement;
import com.sun.codemodel.JVar;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
/**
* Generates an attribute
*/
public class AsFieldGenerator extends AbstractSerializeToGenerator {
public AsFieldGenerator( @NotNull CodeGenerator codeGenerator ) {
super( codeGenerator );
}
@Override
@NotNull
public JInvocation createAddToSerializeToExpression( @NotNull AbstractGenerator<?> generator, @NotNull JDefinedClass serializerClass, @NotNull JExpression serializeTo, @NotNull FieldDeclarationInfo fieldInfo, @NotNull JVar object, JVar formatVersion ) {
JFieldVar constant = getConstant( serializerClass, fieldInfo );
JInvocation getter = codeGenerator.createGetterInvocation( object, fieldInfo );
if ( fieldInfo.isType( String.class ) ) {
return serializeTo.invoke( "writeStringField" )
.arg( constant )
.arg( getter );
}
if ( TypeUtils.isNumberType( fieldInfo.getType() ) ) {
return serializeTo.invoke( "writeNumberField" )
.arg( constant )
.arg( getter );
}
if ( TypeUtils.isBooleanType( fieldInfo.getType() ) ) {
return serializeTo.invoke( "writeBooleanField" )
.arg( constant )
.arg( getter );
}
throw new IllegalArgumentException( "Invalid field: " + fieldInfo );
}
@NotNull
@Override
public JClass generateFieldType( @NotNull FieldDeclarationInfo fieldInfo ) {
return codeGenerator.ref( fieldInfo.getType().toString() );
}
@Override
public boolean canHandle( @NotNull FieldDeclarationInfo fieldInfo ) {
return TypeUtils.isSimpleType( fieldInfo.getType() );
}
@NotNull
@Override
public Expressions createReadFromDeserializeFromExpression( @NotNull AbstractGenerator<?> generator, @NotNull JDefinedClass serializerClass, @NotNull JExpression deserializeFrom, @NotNull JVar formatVersion, @NotNull FieldDeclarationInfo fieldInfo ) {
JFieldVar constant = getConstant( serializerClass, fieldInfo );
JStatement nextFieldStatement = JExpr.invoke( "nextFieldValue" ).arg( deserializeFrom ).arg( constant );
JExpression readExpression = createReadExpression( serializerClass, deserializeFrom, formatVersion, fieldInfo );
return new Expressions( readExpression, nextFieldStatement );
}
@NotNull
public JExpression createReadExpression( @NotNull JDefinedClass serializerClass, @NotNull JExpression deserializeFrom, @NotNull JVar formatVersion, @NotNull FieldDeclarationInfo fieldInfo ) {
if ( fieldInfo.isType( String.class ) ) {
return deserializeFrom.invoke( "getText" );
}
if ( fieldInfo.isType( Integer.TYPE ) || fieldInfo.isType( Integer.class ) ) {
return deserializeFrom.invoke( "getIntValue" );
}
if ( fieldInfo.isType( Double.TYPE ) || fieldInfo.isType( Double.class ) ) {
return deserializeFrom.invoke( "getDoubleValue" );
}
if ( fieldInfo.isType( Boolean.TYPE ) || fieldInfo.isType( Boolean.class ) ) {
return deserializeFrom.invoke( "getBooleanValue" );
}
if ( fieldInfo.isType( Float.TYPE ) || fieldInfo.isType( Float.class ) ) {
return deserializeFrom.invoke( "getFloatValue" );
}
if ( fieldInfo.isType( Long.TYPE ) || fieldInfo.isType( Long.class ) ) {
return deserializeFrom.invoke( "getLongValue" );
}
throw new IllegalArgumentException( "Invalid field info " + fieldInfo );
}
/**
* @noinspection RefusedBequest
*/
@Override
@NotNull
@NonNls
protected String getConstantName( @NotNull FieldInfo fieldInfo ) {
return "PROPERTY_" + fieldInfo.getSimpleName().toUpperCase();
}
}