53 lines
1.6 KiB
Java
53 lines
1.6 KiB
Java
package org.gcube.common.gxrest.response.inbound;
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import java.lang.reflect.InvocationTargetException;
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import java.util.Objects;
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import org.gcube.common.gxrest.response.entity.StackTraceEncoder;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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* Deserializer for {@link Exception}.
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*
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* @author Manuele Simi (ISTI CNR)
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*
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*/
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final class ExceptionDeserializer {
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/**
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*
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*/
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private ExceptionDeserializer() {}
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private static final Logger logger = LoggerFactory.getLogger(ExceptionDeserializer.class);
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/**
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* Deserializes the exception.
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*
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* @param exceptionClass the full qualified class name of the exception to deserialize
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* @param message the error message to associate to the exception
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* @return
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*/
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@SuppressWarnings("unchecked")
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protected static <E extends Exception> E deserialize(String exceptionClass, String message) {
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try {
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final Class<?>[] ctorParams = {String.class};
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return (E) Class.forName(exceptionClass).getConstructor(ctorParams).newInstance(message);
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} catch (InstantiationException | IllegalAccessException | ClassNotFoundException | IllegalArgumentException | InvocationTargetException | NoSuchMethodException | SecurityException e) {
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logger.error("Failed to deserialize: " + exceptionClass);
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return null;
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}
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}
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/**
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* Enrich the exception with the stacktrace elements encoded with {@link StackTraceEncoder}
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* @param exception
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* @param joinedTrace
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*/
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protected static <E extends Exception> void addStackTrace(E exception, String joinedTrace) {
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if (Objects.nonNull(exception))
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exception.setStackTrace(StackTraceEncoder.decodeTrace(joinedTrace));
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}
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}
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