| /* |
| * 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.solr.common; |
| |
| import java.io.Serializable; |
| |
| /** |
| * Represents a Enum field value, which includes integer value (indicating the sort order) and string (displayed) value. |
| * Note: this class has a natural ordering that is inconsistent with equals |
| */ |
| |
| public final class EnumFieldValue implements Serializable, Comparable<EnumFieldValue> { |
| private final Integer intValue; |
| private final String stringValue; |
| |
| @Override |
| public int hashCode() { |
| int result = intValue != null ? intValue.hashCode() : 0; |
| result = 31 * result + (stringValue != null ? stringValue.hashCode() : 0); |
| return result; |
| } |
| |
| public EnumFieldValue(Integer intValue, String stringValue) { |
| this.intValue = intValue; |
| this.stringValue = stringValue; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (obj == null) |
| return false; |
| if (!(obj instanceof EnumFieldValue)) |
| return false; |
| |
| EnumFieldValue otherEnumFieldValue = (EnumFieldValue) obj; |
| return equalsIntegers(intValue, otherEnumFieldValue.intValue) && equalStrings(stringValue, otherEnumFieldValue.stringValue); |
| } |
| |
| /** |
| * @return string (displayed) value |
| */ |
| @Override |
| public String toString() { |
| return stringValue; |
| } |
| |
| /** |
| * @return integer value (indicating the sort order) |
| */ |
| public Integer toInt() { |
| return intValue; |
| } |
| |
| @Override |
| public int compareTo(EnumFieldValue o) { |
| if (o == null) |
| return 1; |
| return compareIntegers(intValue, o.intValue); |
| } |
| |
| private boolean equalStrings(String str1, String str2) { |
| if ((str1 == null) && (str2 == null)) |
| return true; |
| |
| if (str1 == null) |
| return false; |
| |
| if (str2 == null) |
| return false; |
| |
| return str1.equals(str2); |
| } |
| |
| private boolean equalsIntegers(Integer int1, Integer int2) { |
| if ((int1 == null) && (int2 == null)) |
| return true; |
| |
| if (int1 == null) |
| return false; |
| |
| if (int2 == null) |
| return false; |
| |
| return int1.equals(int2); |
| } |
| |
| private int compareIntegers(Integer int1, Integer int2) { |
| if ((int1 == null) && (int2 == null)) |
| return 0; |
| |
| if (int1 == null) |
| return -1; |
| |
| if (int2 == null) |
| return 1; |
| |
| return int1.compareTo(int2); |
| } |
| } |
| |
| |