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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.errorhandling;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
/**
* @author Tony Vaagenes
*/
public class Results<DATA, ERROR> {
private final List<DATA> data;
private final List<ERROR> errors;
public Results(List<DATA> data, List<ERROR> errors) {
this.data = List.copyOf(data);
this.errors = List.copyOf(errors);
}
public boolean hasErrors() {
return !errors.isEmpty();
}
public List<DATA> data() {
return data;
}
public List<ERROR> errors() {
return errors;
}
public static class Builder<DATA, ERROR> {
private final List<DATA> data = new ArrayList<>();
private final List<ERROR> errors = new ArrayList<>();
public void addData(DATA d) {
data.add(d);
}
public void addAllData(Collection<? extends DATA> d) {
data.addAll(d);
}
public void addError(ERROR e) {
errors.add(e);
}
public void addAllErrors(Collection<? extends ERROR> e) {
errors.addAll(e);
}
public Results<DATA, ERROR> build() {
return new Results<>(data, errors);
}
}
}
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