// Copyright 2015 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.query2.engine;
/**
* Information about the query evaluation, like if it was successful and number of elements
* returned.
*/
public class QueryEvalResult {
private final boolean success;
private final boolean empty;
public QueryEvalResult(boolean success, boolean empty) {
this.success = success;
this.empty = empty;
}
/**
* Whether the query was successful. This can only be false if the query was run with
* <code>keep_going</code>, otherwise evaluation will throw a {@link QueryException}.
*/
public boolean getSuccess() {
return success;
}
/** True if the query did not return any result; */
public boolean isEmpty() {
return empty;
}
@Override
public String toString() {
return (getSuccess() ? "Successful" : "Unsuccessful") + ", empty = " + empty;
}
}