| /** |
| * 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.hadoop.yarn.server.timelineservice.reader.filter; |
| |
| import org.apache.hadoop.classification.InterfaceAudience.Private; |
| import org.apache.hadoop.classification.InterfaceStability.Unstable; |
| |
| /** |
| * Filter class which represents filter to be applied based on existence of a |
| * value. |
| */ |
| @Private |
| @Unstable |
| public class TimelineExistsFilter extends TimelineFilter { |
| |
| private TimelineCompareOp compareOp; |
| private String value; |
| |
| public TimelineExistsFilter() { |
| } |
| |
| public TimelineExistsFilter(TimelineCompareOp op, String value) { |
| this.value = value; |
| if (op != TimelineCompareOp.EQUAL && op != TimelineCompareOp.NOT_EQUAL) { |
| throw new IllegalArgumentException("CompareOp for exists filter should " + |
| "be EQUAL or NOT_EQUAL"); |
| } |
| this.compareOp = op; |
| } |
| |
| @Override |
| public int hashCode() { |
| final int prime = 31; |
| int result = 1; |
| result = prime * result + ((compareOp == null) ? 0 : compareOp.hashCode()); |
| result = prime * result + ((value == null) ? 0 : value.hashCode()); |
| return result; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj == null) { |
| return false; |
| } |
| if (getClass() != obj.getClass()) { |
| return false; |
| } |
| TimelineExistsFilter other = (TimelineExistsFilter) obj; |
| if (compareOp != other.compareOp) { |
| return false; |
| } |
| if (value == null) { |
| if (other.value != null) { |
| return false; |
| } |
| } else if (!value.equals(other.value)) { |
| return false; |
| } |
| return true; |
| } |
| |
| @Override |
| public TimelineFilterType getFilterType() { |
| return TimelineFilterType.EXISTS; |
| } |
| |
| public void setValue(String val) { |
| value = val; |
| } |
| |
| public String getValue() { |
| return value; |
| } |
| |
| public void setCompareOp(TimelineCompareOp op) { |
| compareOp = op; |
| } |
| |
| public TimelineCompareOp getCompareOp() { |
| return compareOp; |
| } |
| |
| @Override |
| public String toString() { |
| return String.format("%s (%s %s)", |
| this.getClass().getSimpleName(), this.compareOp.name(), this.value); |
| } |
| } |