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// Copyright 2014 The Bazel Authors. All rights reserved.
//
// 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 com.google.devtools.build.lib.profiler.chart;
import com.google.common.base.Preconditions;
/**
* A chart line. Such lines can be used to connect boxes.
*/
public class ChartLine {
private final ChartRow startRow;
private final ChartRow stopRow;
private final long startTime;
/**
* Creates a chart line.
*
* @param startRow the start row
* @param stopRow the end row
* @param startTime the start time
* @param stopTime the end time
*/
public ChartLine(ChartRow startRow, ChartRow stopRow, long startTime, long stopTime) {
Preconditions.checkNotNull(startRow);
Preconditions.checkNotNull(stopRow);
this.startRow = startRow;
this.stopRow = stopRow;
this.startTime = startTime;
}
/**
* Accepts a {@link ChartVisitor}. Calls {@link ChartVisitor#visit(ChartBar)}.
*
* @param visitor the visitor to accept
*/
public void accept(ChartVisitor visitor) {
visitor.visit(this);
}
public ChartRow getStartRow() {
return startRow;
}
public ChartRow getStopRow() {
return stopRow;
}
public long getStartTime() {
return startTime;
}
}
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