| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| MaxKeyElement |
|
| 1.2857142857142858;1.286 |
| 1 | /* | |
| 2 | * #%L | |
| 3 | * MaxKeyElement.java - mongodb-async-driver - Allanbank Consulting, Inc. | |
| 4 | * %% | |
| 5 | * Copyright (C) 2011 - 2014 Allanbank Consulting, Inc. | |
| 6 | * %% | |
| 7 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 8 | * you may not use this file except in compliance with the License. | |
| 9 | * You may obtain a copy of the License at | |
| 10 | * | |
| 11 | * http://www.apache.org/licenses/LICENSE-2.0 | |
| 12 | * | |
| 13 | * Unless required by applicable law or agreed to in writing, software | |
| 14 | * distributed under the License is distributed on an "AS IS" BASIS, | |
| 15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 16 | * See the License for the specific language governing permissions and | |
| 17 | * limitations under the License. | |
| 18 | * #L% | |
| 19 | */ | |
| 20 | package com.allanbank.mongodb.bson.element; | |
| 21 | ||
| 22 | import com.allanbank.mongodb.bson.Element; | |
| 23 | import com.allanbank.mongodb.bson.ElementType; | |
| 24 | import com.allanbank.mongodb.bson.Visitor; | |
| 25 | import com.allanbank.mongodb.bson.io.StringEncoder; | |
| 26 | ||
| 27 | /** | |
| 28 | * A wrapper for a BSON maximum key element. | |
| 29 | * | |
| 30 | * @api.yes This class is part of the driver's API. Public and protected members | |
| 31 | * will be deprecated for at least 1 non-bugfix release (version | |
| 32 | * numbers are <major>.<minor>.<bugfix>) before being | |
| 33 | * removed or modified. | |
| 34 | * @copyright 2011-2013, Allanbank Consulting, Inc., All Rights Reserved | |
| 35 | */ | |
| 36 | 37 | public class MaxKeyElement extends AbstractElement { |
| 37 | ||
| 38 | /** The BSON type for a binary. */ | |
| 39 | 1 | public static final ElementType TYPE = ElementType.MAX_KEY; |
| 40 | ||
| 41 | /** Serialization version for the class. */ | |
| 42 | private static final long serialVersionUID = 7706652376786415426L; | |
| 43 | ||
| 44 | /** | |
| 45 | * Computes and returns the number of bytes that are used to encode the | |
| 46 | * element. | |
| 47 | * | |
| 48 | * @param name | |
| 49 | * The name for the element. | |
| 50 | * @return The size of the element when encoded in bytes. | |
| 51 | */ | |
| 52 | private static long computeSize(final String name) { | |
| 53 | 700 | long result = 2; // type (1) + name null byte (1). |
| 54 | 700 | result += StringEncoder.utf8Size(name); |
| 55 | ||
| 56 | 700 | return result; |
| 57 | } | |
| 58 | ||
| 59 | /** | |
| 60 | * Constructs a new {@link MaxKeyElement}. | |
| 61 | * | |
| 62 | * @param name | |
| 63 | * The name for the BSON maximum key. | |
| 64 | * @throws IllegalArgumentException | |
| 65 | * If the {@code name} is <code>null</code>. | |
| 66 | */ | |
| 67 | public MaxKeyElement(final String name) { | |
| 68 | 700 | this(name, computeSize(name)); |
| 69 | 699 | } |
| 70 | ||
| 71 | /** | |
| 72 | * Constructs a new {@link MaxKeyElement}. | |
| 73 | * | |
| 74 | * @param name | |
| 75 | * The name for the BSON maximum key. | |
| 76 | * @param size | |
| 77 | * The size of the element when encoded in bytes. If not known | |
| 78 | * then use the {@link MaxKeyElement#MaxKeyElement(String)} | |
| 79 | * constructor instead. | |
| 80 | * @throws IllegalArgumentException | |
| 81 | * If the {@code name} is <code>null</code>. | |
| 82 | */ | |
| 83 | public MaxKeyElement(final String name, final long size) { | |
| 84 | 708 | super(name, size); |
| 85 | 707 | } |
| 86 | ||
| 87 | /** | |
| 88 | * Accepts the visitor and calls the {@link Visitor#visitMaxKey} method. | |
| 89 | * | |
| 90 | * @see Element#accept(Visitor) | |
| 91 | */ | |
| 92 | @Override | |
| 93 | public void accept(final Visitor visitor) { | |
| 94 | 21 | visitor.visitMaxKey(getName()); |
| 95 | 21 | } |
| 96 | ||
| 97 | /** | |
| 98 | * {@inheritDoc} | |
| 99 | */ | |
| 100 | @Override | |
| 101 | public ElementType getType() { | |
| 102 | 48 | return TYPE; |
| 103 | } | |
| 104 | ||
| 105 | /** | |
| 106 | * {@inheritDoc} | |
| 107 | * <p> | |
| 108 | * Returns a {@link Double} with the value {@link Double#POSITIVE_INFINITY}. | |
| 109 | * </p> | |
| 110 | * <p> | |
| 111 | * <b>Note:</b> This value will not be recreated is a Object-->Element | |
| 112 | * conversion. Double with the {@link Double#POSITIVE_INFINITY} value is | |
| 113 | * created instead. | |
| 114 | * </p> | |
| 115 | */ | |
| 116 | @Override | |
| 117 | public Double getValueAsObject() { | |
| 118 | 1 | return Double.valueOf(Double.POSITIVE_INFINITY); |
| 119 | } | |
| 120 | ||
| 121 | /** | |
| 122 | * {@inheritDoc} | |
| 123 | * <p> | |
| 124 | * Returns a new {@link MaxKeyElement}. | |
| 125 | * </p> | |
| 126 | */ | |
| 127 | @Override | |
| 128 | public MaxKeyElement withName(final String name) { | |
| 129 | 39 | if (getName().equals(name)) { |
| 130 | 38 | return this; |
| 131 | } | |
| 132 | 1 | return new MaxKeyElement(name); |
| 133 | } | |
| 134 | } |