org.apache.flink.api.java.summarize.BooleanColumnSummary Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.flink.api.java.summarize;
import org.apache.flink.annotation.PublicEvolving;
/** Summary for a column of booleans. */
@PublicEvolving
public class BooleanColumnSummary extends ColumnSummary {
private long trueCount;
private long falseCount;
private long nullCount;
public BooleanColumnSummary(long trueCount, long falseCount, long nullCount) {
this.trueCount = trueCount;
this.falseCount = falseCount;
this.nullCount = nullCount;
}
public long getTrueCount() {
return trueCount;
}
public long getFalseCount() {
return falseCount;
}
/** The number of non-null values in this column. */
@Override
public long getNonNullCount() {
return trueCount + falseCount;
}
public long getNullCount() {
return nullCount;
}
@Override
public String toString() {
return "BooleanColumnSummary{"
+ "totalCount="
+ getTotalCount()
+ ", trueCount="
+ trueCount
+ ", falseCount="
+ falseCount
+ ", nullCount="
+ nullCount
+ '}';
}
}