org.hibernate.bytecode.javassist.AccessOptimizerAdapter Maven / Gradle / Ivy
package org.hibernate.bytecode.javassist;
import org.hibernate.bytecode.ReflectionOptimizer;
import org.hibernate.PropertyAccessException;
import java.io.Serializable;
/**
* The {@link ReflectionOptimizer.AccessOptimizer} implementation for Javassist
* which simply acts as an adpater to the {@link BulkAccessor} class.
*
* @author Steve Ebersole
*/
public class AccessOptimizerAdapter implements ReflectionOptimizer.AccessOptimizer, Serializable {
public static final String PROPERTY_GET_EXCEPTION =
"exception getting property value with Javassist (set hibernate.bytecode.use_reflection_optimizer=false for more info)";
public static final String PROPERTY_SET_EXCEPTION =
"exception setting property value with Javassist (set hibernate.bytecode.use_reflection_optimizer=false for more info)";
private final BulkAccessor bulkAccessor;
private final Class mappedClass;
public AccessOptimizerAdapter(BulkAccessor bulkAccessor, Class mappedClass) {
this.bulkAccessor = bulkAccessor;
this.mappedClass = mappedClass;
}
public String[] getPropertyNames() {
return bulkAccessor.getGetters();
}
public Object[] getPropertyValues(Object object) {
try {
return bulkAccessor.getPropertyValues( object );
}
catch ( Throwable t ) {
throw new PropertyAccessException(
t,
PROPERTY_GET_EXCEPTION,
false,
mappedClass,
getterName( t, bulkAccessor )
);
}
}
public void setPropertyValues(Object object, Object[] values) {
try {
bulkAccessor.setPropertyValues( object, values );
}
catch ( Throwable t ) {
throw new PropertyAccessException(
t,
PROPERTY_SET_EXCEPTION,
true,
mappedClass,
setterName( t, bulkAccessor )
);
}
}
private static String setterName(Throwable t, BulkAccessor accessor) {
if (t instanceof BulkAccessorException ) {
return accessor.getSetters()[ ( (BulkAccessorException) t ).getIndex() ];
}
else {
return "?";
}
}
private static String getterName(Throwable t, BulkAccessor accessor) {
if (t instanceof BulkAccessorException ) {
return accessor.getGetters()[ ( (BulkAccessorException) t ).getIndex() ];
}
else {
return "?";
}
}
}
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