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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package ai.vespa.feed.client;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import java.util.stream.Collectors;
/**
* Aggregates multiple instances of {@link FeedException}
*
* @author bjorncs
*/
public class MultiFeedException extends RuntimeException {
private final List<FeedException> exceptions;
public MultiFeedException(Collection<FeedException> exceptions) {
super(toMessage(exceptions));
this.exceptions = Collections.unmodifiableList(new ArrayList<>(exceptions));
}
public Collection<FeedException> feedExceptions() { return exceptions; }
public Set<DocumentId> documentIds() {
return exceptions.stream()
.filter(e -> e.documentId().isPresent())
.map(e -> e.documentId().get())
.collect(Collectors.toSet());
}
private static String toMessage(Collection<FeedException> exceptions) {
return String.format("%d feed operations failed", exceptions.size());
}
}
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