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/*
* Copyright 2014-2015 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.glowroot.collector;
import javax.annotation.Nullable;
import org.glowroot.shaded.google.common.collect.Ordering;
import org.glowroot.shaded.google.common.primitives.Doubles;
import org.glowroot.shaded.google.common.primitives.Longs;
import org.immutables.value.Value;
import static org.glowroot.shaded.google.common.base.Preconditions.checkNotNull;
@Value.Immutable
public abstract class ErrorSummaryBase {
public static final Ordering orderingByErrorCountDesc =
new Ordering() {
@Override
public int compare(@Nullable ErrorSummaryBase left,
@Nullable ErrorSummaryBase right) {
checkNotNull(left);
checkNotNull(right);
return Longs.compare(right.errorCount(), left.errorCount());
}
};
public static final Ordering orderingByErrorRateDesc =
new Ordering() {
@Override
public int compare(@Nullable ErrorSummaryBase left,
@Nullable ErrorSummaryBase right) {
checkNotNull(left);
checkNotNull(right);
return Doubles.compare(right.errorCount() / (double) right.transactionCount(),
left.errorCount() / (double) left.transactionCount());
}
};
public abstract @Nullable String transactionName();
public abstract long errorCount();
public abstract long transactionCount();
}