/*******************************************************************************
* Copyright (c) 2013, 2015 Oracle and/or its affiliates. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* Denise Smith - 2.6 - initial implementation
******************************************************************************/
package org.eclipse.persistence.oxm.record;
import java.math.BigDecimal;
import java.math.BigInteger;
import javax.json.Json;
import javax.json.JsonArrayBuilder;
import javax.json.JsonObjectBuilder;
import javax.xml.namespace.QName;
import org.eclipse.persistence.internal.core.helper.CoreClassConstants;
import org.eclipse.persistence.internal.oxm.ConversionManager;
public class JsonBuilderRecord extends JsonRecord<JsonBuilderRecord.Level> {
private JsonObjectBuilder rootJsonObjectBuilder;
private JsonArrayBuilder rootJsonArrayBuilder;
public JsonBuilderRecord(){
super();
isLastEventStart = false;
}
public JsonBuilderRecord(JsonObjectBuilder jsonObjectBuilder){
this();
rootJsonObjectBuilder = jsonObjectBuilder;
}
public JsonBuilderRecord(JsonArrayBuilder jsonArrayBuilder){
this();
rootJsonArrayBuilder = jsonArrayBuilder;
isRootArray = true;
}
protected Level createNewLevel(boolean collection, Level parentLevel){
return new Level(collection, position);
}
protected void startRootObject(){
super.startRootObject();
position.setJsonObjectBuilder(rootJsonObjectBuilder);
setComplex(position, true);
}
protected void finishLevel(){
if(!(position.isCollection && position.isEmptyCollection() && position.getKeyName() == null)){
Level parentLevel = (Level) position.parentLevel;
if(parentLevel != null){
if(parentLevel.isCollection){
if(position.isCollection){
parentLevel.getJsonArrayBuilder().add(position.getJsonArrayBuilder());
}else{
parentLevel.getJsonArrayBuilder().add(position.getJsonObjectBuilder());
}
}else{
if(position.isCollection){
parentLevel.getJsonObjectBuilder().add(position.getKeyName(), position.getJsonArrayBuilder());
}else{
parentLevel.getJsonObjectBuilder().add(position.getKeyName(), position.getJsonObjectBuilder());
}
}
}
}
super.finishLevel();
}
protected void startRootLevelCollection(){
if(rootJsonArrayBuilder == null){
rootJsonArrayBuilder = Json.createArrayBuilder();
}
position.setJsonArrayBuilder(rootJsonArrayBuilder);
}
@Override
public void endCollection() {
finishLevel();
}
protected void setComplex(Level level, boolean complex){
boolean isAlreadyComplex = level.isComplex;
super.setComplex(level, complex);
if(complex && !isAlreadyComplex){
if(level.jsonObjectBuilder == null){
level.jsonObjectBuilder = Json.createObjectBuilder();
}
}
}
protected void writeEmptyCollection(Level level, String keyName){
level.getJsonObjectBuilder().add(keyName, Json.createArrayBuilder());
}
protected void addValueToObject(Level level, String keyName, Object value, QName schemaType){
JsonObjectBuilder jsonObjectBuilder = level.getJsonObjectBuilder();
if(value == NULL){
jsonObjectBuilder.addNull(keyName);
}else if(value instanceof Integer){
jsonObjectBuilder.add(keyName, (Integer)value);
}else if(value instanceof BigDecimal){
jsonObjectBuilder.add(keyName, (BigDecimal)value);
}else if(value instanceof BigInteger){
jsonObjectBuilder.add(keyName, (BigInteger)value);
}else if(value instanceof Boolean){
jsonObjectBuilder.add(keyName, (Boolean)value);
}else if(value instanceof Character){
jsonObjectBuilder.add(keyName, (Character)value);
}else if(value instanceof Double){
jsonObjectBuilder.add(keyName, (Double)value);
}else if(value instanceof Float){
jsonObjectBuilder.add(keyName, (Float)value);
}else if(value instanceof Long){
jsonObjectBuilder.add(keyName, (Long)value);
}else if(value instanceof String){
jsonObjectBuilder.add(keyName, (String)value);
}else{
ConversionManager conversionManager = getConversionManager();
String convertedValue = (String) conversionManager.convertObject(value, CoreClassConstants.STRING, schemaType);
Class theClass = conversionManager.javaType(schemaType);
if((schemaType == null || theClass == null) && (CoreClassConstants.NUMBER.isAssignableFrom(value.getClass()))){
//if it's still a number and falls through the cracks we dont want "" around the value
BigDecimal convertedNumberValue = ((BigDecimal) ((ConversionManager) session.getDatasourcePlatform().getConversionManager()).convertObject(value, CoreClassConstants.BIGDECIMAL, schemaType));
jsonObjectBuilder.add(keyName, (BigDecimal)convertedNumberValue);
}else{
jsonObjectBuilder.add(keyName, convertedValue);
}
}
}
protected void addValueToArray(Level level, Object value, QName schemaType){
JsonArrayBuilder jsonArrayBuilder = level.getJsonArrayBuilder();
if(value == NULL){
jsonArrayBuilder.addNull();
}else if(value instanceof Integer){
jsonArrayBuilder.add((Integer)value);
}else if(value instanceof BigDecimal){
jsonArrayBuilder.add((BigDecimal)value);
}else if(value instanceof BigInteger){
jsonArrayBuilder.add((BigInteger)value);
}else if(value instanceof Boolean){
jsonArrayBuilder.add((Boolean)value);
}else if(value instanceof Character){
jsonArrayBuilder.add((Character)value);
}else if(value instanceof Double){
jsonArrayBuilder.add((Double)value);
}else if(value instanceof Float){
jsonArrayBuilder.add((Float)value);
}else if(value instanceof Long){
jsonArrayBuilder.add((Long)value);
}else if(value instanceof String){
jsonArrayBuilder.add((String)value);
}else{
ConversionManager conversionManager = getConversionManager();
String convertedValue = (String) conversionManager.convertObject(value, CoreClassConstants.STRING, schemaType);
Class theClass = conversionManager.javaType(schemaType);
if((schemaType == null || theClass == null) && (CoreClassConstants.NUMBER.isAssignableFrom(value.getClass()))){
//if it's still a number and falls through the cracks we dont want "" around the value
BigDecimal convertedNumberValue = ((BigDecimal) ((ConversionManager) session.getDatasourcePlatform().getConversionManager()).convertObject(value, CoreClassConstants.BIGDECIMAL, schemaType));
jsonArrayBuilder.add((BigDecimal)convertedNumberValue);
}else{
jsonArrayBuilder.add(convertedValue);
}
}
}
/**
* Instances of this class are used to maintain state about the current
* level of the JSON message being marshalled.
*/
protected static class Level extends JsonRecord.Level{
private JsonObjectBuilder jsonObjectBuilder;
private JsonArrayBuilder jsonArrayBuilder;
public Level(boolean isCollection, Level position) {
super(isCollection, position);
}
public void setCollection(boolean isCollection) {
super.setCollection(isCollection);
if(isCollection && jsonArrayBuilder == null){
jsonArrayBuilder = Json.createArrayBuilder();
}
}
public JsonObjectBuilder getJsonObjectBuilder() {
return jsonObjectBuilder;
}
public void setJsonObjectBuilder(JsonObjectBuilder jsonObjectBuilder) {
this.jsonObjectBuilder = jsonObjectBuilder;
}
public JsonArrayBuilder getJsonArrayBuilder() {
return jsonArrayBuilder;
}
public void setJsonArrayBuilder(JsonArrayBuilder jsonArrayBuilder) {
this.jsonArrayBuilder = jsonArrayBuilder;
}
}
}