ClassBindingFieldProperty.java
/*
* Portions of this software was developed by employees of the National Institute
* of Standards and Technology (NIST), an agency of the Federal Government and is
* being made available as a public service. Pursuant to title 17 United States
* Code Section 105, works of NIST employees are not subject to copyright
* protection in the United States. This software may be subject to foreign
* copyright. Permission in the United States and in foreign countries, to the
* extent that NIST may hold copyright, to use, copy, modify, create derivative
* works, and distribute this software and its documentation without fee is hereby
* granted on a non-exclusive basis, provided that this notice and disclaimer
* of warranty appears in all copies.
*
* THE SOFTWARE IS PROVIDED 'AS IS' WITHOUT ANY WARRANTY OF ANY KIND, EITHER
* EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, ANY WARRANTY
* THAT THE SOFTWARE WILL CONFORM TO SPECIFICATIONS, ANY IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND FREEDOM FROM
* INFRINGEMENT, AND ANY WARRANTY THAT THE DOCUMENTATION WILL CONFORM TO THE
* SOFTWARE, OR ANY WARRANTY THAT THE SOFTWARE WILL BE ERROR FREE. IN NO EVENT
* SHALL NIST BE LIABLE FOR ANY DAMAGES, INCLUDING, BUT NOT LIMITED TO, DIRECT,
* INDIRECT, SPECIAL OR CONSEQUENTIAL DAMAGES, ARISING OUT OF, RESULTING FROM,
* OR IN ANY WAY CONNECTED WITH THIS SOFTWARE, WHETHER OR NOT BASED UPON WARRANTY,
* CONTRACT, TORT, OR OTHERWISE, WHETHER OR NOT INJURY WAS SUSTAINED BY PERSONS OR
* PROPERTY OR OTHERWISE, AND WHETHER OR NOT LOSS WAS SUSTAINED FROM, OR AROSE OUT
* OF THE RESULTS OF, OR USE OF, THE SOFTWARE OR SERVICES PROVIDED HEREUNDER.
*/
package gov.nist.secauto.metaschema.databind.model;
import gov.nist.secauto.metaschema.databind.io.BindingException;
import gov.nist.secauto.metaschema.databind.model.info.IDataTypeHandler;
import java.lang.reflect.Field;
import edu.umd.cs.findbugs.annotations.NonNull;
class ClassBindingFieldProperty
extends AbstractFieldProperty {
@NonNull
private final IFieldClassBinding definition;
/**
* Construct a new bound flag instance based on a Java property. The name of the
* property is bound to the name of the instance.
*
* @param field
* the Java field to bind to
* @param definition
* the field's Module definition
* @param parentClassBinding
* the class binding for the field's containing class
*/
public ClassBindingFieldProperty(
@NonNull Field field,
@NonNull IFieldClassBinding definition,
@NonNull IAssemblyClassBinding parentClassBinding) {
super(field, parentClassBinding);
this.definition = definition;
if (!isInXmlWrapped()) {
if (!definition.isSimple()) { // NOPMD efficiency
throw new IllegalStateException(
String.format("Field '%s' on class '%s' is requested to be unwrapped, but it has flags preventing this.",
field.getName(),
parentClassBinding.getBoundClass().getName()));
} else if (!getDefinition().getJavaTypeAdapter().isUnrappedValueAllowedInXml()) {
throw new IllegalStateException(
String.format(
"Field '%s' on class '%s' is requested to be unwrapped, but its data type '%s' does not allow this.",
field.getName(),
parentClassBinding.getBoundClass().getName(),
getDefinition().getJavaTypeAdapter().getPreferredName()));
}
}
}
@Override
public final IFieldClassBinding getDefinition() {
return definition;
}
@Override
protected IDataTypeHandler newDataTypeHandler() {
return IDataTypeHandler.newDataTypeHandler(this, getDefinition());
}
@Override
public Object defaultValue() throws BindingException {
Object retval = null;
if (getMaxOccurs() == 1) {
IFieldClassBinding definition = getDefinition();
IBoundFieldValueInstance fieldValue = definition.getFieldValueInstance();
Object defaultValue = fieldValue.getDefaultValue();
if (defaultValue != null) {
retval = definition.newInstance();
fieldValue.setValue(retval, defaultValue);
for (IBoundFlagInstance flag : definition.getFlagInstances()) {
Object flagDefault = flag.defaultValue();
if (flagDefault != null) {
flag.setValue(retval, flagDefault);
}
}
}
} else {
retval = getPropertyInfo().newPropertyCollector().getValue();
}
return retval;
}
}