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Handle exceptions during BeanMapper strict mapping configuration #25

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Handle exceptions during BeanMapper strict mapping configuration #25

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26 changes: 22 additions & 4 deletions src/main/java/io/beanmapper/autoconfigure/BeanMapperAutoConfig.java
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Original file line number Diff line number Diff line change
Expand Up @@ -158,10 +158,28 @@ private void addCustomBeanPairs(BeanMapperBuilder builder) {
beanConverterAppScanner.findBeanPairInstructions().forEach(cls -> {
BeanMapToClass beanMapToClass = cls.getDeclaredAnnotation(BeanMapToClass.class);
BeanMapFromClass beanMapFromClass = cls.getDeclaredAnnotation(BeanMapFromClass.class);
if (beanMapToClass != null) {
builder.addBeanPairWithStrictSource(cls, beanMapToClass.target());
} else if (beanMapFromClass != null) {
builder.addBeanPairWithStrictTarget(beanMapFromClass.source(), cls);
try {
if (beanMapToClass != null) {
builder.addBeanPairWithStrictSource(cls, beanMapToClass.target());
} else if (beanMapFromClass != null) {
builder.addBeanPairWithStrictTarget(beanMapFromClass.source(), cls);
}
} catch (Exception e) {
String annotationType = beanMapToClass != null ? "@BeanMapToClass" : "@BeanMapFromClass";
String sourceClass = beanMapToClass != null ? cls.getSimpleName() : beanMapFromClass.source().getSimpleName();
String targetClass = beanMapToClass != null ? beanMapToClass.target().getSimpleName() : cls.getSimpleName();

String detailedMessage = String.format(
"Failed to configure BeanMapper strict mapping for %s annotation. " +
"Source class: %s, Target class: %s. " +
"This typically indicates a property mismatch between the classes. " +
"Ensure all properties in the target class have corresponding properties in the source class. " +
"Original error: %s",
annotationType, sourceClass, targetClass,
e.getMessage() != null ? e.getMessage() : e.getClass().getSimpleName()
);

throw new RuntimeException(detailedMessage, e);
}
});
}
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