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27 package gov.nist.secauto.metaschema.databind.model;
28
29 import gov.nist.secauto.metaschema.databind.io.BindingException;
30 import gov.nist.secauto.metaschema.databind.model.info.IDataTypeHandler;
31
32 import java.lang.reflect.Field;
33
34 import edu.umd.cs.findbugs.annotations.NonNull;
35
36 class ClassBindingFieldProperty
37 extends AbstractFieldProperty {
38
39 @NonNull
40 private final IFieldClassBinding definition;
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52
53 public ClassBindingFieldProperty(
54 @NonNull Field field,
55 @NonNull IFieldClassBinding definition,
56 @NonNull IAssemblyClassBinding parentClassBinding) {
57 super(field, parentClassBinding);
58
59 this.definition = definition;
60
61 if (!isInXmlWrapped()) {
62 if (!definition.isSimple()) {
63 throw new IllegalStateException(
64 String.format("Field '%s' on class '%s' is requested to be unwrapped, but it has flags preventing this.",
65 field.getName(),
66 parentClassBinding.getBoundClass().getName()));
67 } else if (!getDefinition().getJavaTypeAdapter().isUnrappedValueAllowedInXml()) {
68 throw new IllegalStateException(
69 String.format(
70 "Field '%s' on class '%s' is requested to be unwrapped, but its data type '%s' does not allow this.",
71 field.getName(),
72 parentClassBinding.getBoundClass().getName(),
73 getDefinition().getJavaTypeAdapter().getPreferredName()));
74 }
75 }
76 }
77
78 @Override
79 public final IFieldClassBinding getDefinition() {
80 return definition;
81 }
82
83 @Override
84 protected IDataTypeHandler newDataTypeHandler() {
85 return IDataTypeHandler.newDataTypeHandler(this, getDefinition());
86 }
87
88 @Override
89 public Object defaultValue() throws BindingException {
90 Object retval = null;
91 if (getMaxOccurs() == 1) {
92 IFieldClassBinding definition = getDefinition();
93 IBoundFieldValueInstance fieldValue = definition.getFieldValueInstance();
94
95 Object defaultValue = fieldValue.getDefaultValue();
96 if (defaultValue != null) {
97 retval = definition.newInstance();
98 fieldValue.setValue(retval, defaultValue);
99
100 for (IBoundFlagInstance flag : definition.getFlagInstances()) {
101 Object flagDefault = flag.defaultValue();
102 if (flagDefault != null) {
103 flag.setValue(retval, flagDefault);
104 }
105 }
106 }
107 } else {
108 retval = getPropertyInfo().newPropertyCollector().getValue();
109 }
110 return retval;
111 }
112 }