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/*
* Copyright 2008-present MongoDB, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.bson.codecs.pojo;
import org.bson.codecs.configuration.CodecConfigurationException;
import java.util.HashMap;
import java.util.Map;
import static java.lang.String.format;
// @deprecated Usage of this API is not supported in AEM as a Cloud Service.
@Deprecated(since = "2022-10-31")
final class InstanceCreatorImpl implements InstanceCreator {
private final CreatorExecutable creatorExecutable;
private final Map, Object> cachedValues;
private final Map properties;
private final Object[] params;
private T newInstance;
InstanceCreatorImpl(final CreatorExecutable creatorExecutable) {
this.creatorExecutable = creatorExecutable;
if (creatorExecutable.getProperties().isEmpty()) {
this.cachedValues = null;
this.properties = null;
this.params = null;
this.newInstance = creatorExecutable.getInstance();
} else {
this.cachedValues = new HashMap, Object>();
this.properties = new HashMap();
for (int i = 0; i < creatorExecutable.getProperties().size(); i++) {
if (creatorExecutable.getIdPropertyIndex() != null && creatorExecutable.getIdPropertyIndex() == i) {
this.properties.put(ClassModelBuilder.ID_PROPERTY_NAME, creatorExecutable.getIdPropertyIndex());
} else {
this.properties.put(creatorExecutable.getProperties().get(i).value(), i);
}
}
this.params = new Object[properties.size()];
}
}
@Override
public void set(final S value, final PropertyModel propertyModel) {
if (newInstance != null) {
propertyModel.getPropertyAccessor().set(newInstance, value);
} else {
if (!properties.isEmpty()) {
String propertyName = propertyModel.getWriteName();
if (!properties.containsKey(propertyName)) {
// Support legacy BsonProperty settings where the property name was used instead of the write name.
propertyName = propertyModel.getName();
}
Integer index = properties.get(propertyName);
if (index != null) {
params[index] = value;
}
properties.remove(propertyName);
}
if (properties.isEmpty()) {
constructInstanceAndProcessCachedValues();
} else {
cachedValues.put(propertyModel, value);
}
}
}
@Override
public T getInstance() {
if (newInstance == null) {
try {
for (Map.Entry entry : properties.entrySet()) {
params[entry.getValue()] = null;
}
constructInstanceAndProcessCachedValues();
} catch (CodecConfigurationException e) {
throw new CodecConfigurationException(format("Could not construct new instance of: %s. " + "Missing the following properties: %s", creatorExecutable.getType().getSimpleName(), properties.keySet()), e);
}
}
return newInstance;
}
private void constructInstanceAndProcessCachedValues() {
try {
newInstance = creatorExecutable.getInstance(params);
} catch (Exception e) {
throw new CodecConfigurationException(e.getMessage(), e);
}
for (Map.Entry, Object> entry : cachedValues.entrySet()) {
setPropertyValue(entry.getKey(), entry.getValue());
}
}
@SuppressWarnings("unchecked")
private void setPropertyValue(final PropertyModel propertyModel, final Object value) {
set((S) value, propertyModel);
}
}