| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| BooleanMorpher |
|
| 5.285714285714286;5.286 |
| 1 | /* | |
| 2 | * Copyright 2006-2007 the original author or authors. | |
| 3 | * | |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 5 | * you may not use this file except in compliance with the License. | |
| 6 | * You may obtain a copy of the License at | |
| 7 | * | |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 | |
| 9 | * | |
| 10 | * Unless required by applicable law or agreed to in writing, software | |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 13 | * See the License for the specific language governing permissions and | |
| 14 | * limitations under the License. | |
| 15 | */ | |
| 16 | ||
| 17 | package net.sf.ezmorph.primitive; | |
| 18 | ||
| 19 | import net.sf.ezmorph.MorphException; | |
| 20 | ||
| 21 | import org.apache.commons.lang.builder.EqualsBuilder; | |
| 22 | import org.apache.commons.lang.builder.HashCodeBuilder; | |
| 23 | ||
| 24 | /** | |
| 25 | * Morphs to a boolean. | |
| 26 | * | |
| 27 | * @author Andres Almiray <aalmiray@users.sourceforge.net> | |
| 28 | */ | |
| 29 | public final class BooleanMorpher extends AbstractPrimitiveMorpher | |
| 30 | { | |
| 31 | private boolean defaultValue; | |
| 32 | ||
| 33 | public BooleanMorpher() | |
| 34 | { | |
| 35 | 228 | super(); |
| 36 | 228 | } |
| 37 | ||
| 38 | /** | |
| 39 | * @param defaultValue return value if the value to be morphed is null | |
| 40 | */ | |
| 41 | public BooleanMorpher( boolean defaultValue ) | |
| 42 | { | |
| 43 | 661 | super( true ); |
| 44 | 661 | this.defaultValue = defaultValue; |
| 45 | 661 | } |
| 46 | ||
| 47 | public boolean equals( Object obj ) | |
| 48 | { | |
| 49 | 40 | if( this == obj ){ |
| 50 | 16 | return true; |
| 51 | } | |
| 52 | 24 | if( obj == null ){ |
| 53 | 4 | return false; |
| 54 | } | |
| 55 | ||
| 56 | 20 | if( !(obj instanceof BooleanMorpher) ){ |
| 57 | 8 | return false; |
| 58 | } | |
| 59 | ||
| 60 | 12 | BooleanMorpher other = (BooleanMorpher) obj; |
| 61 | 12 | EqualsBuilder builder = new EqualsBuilder(); |
| 62 | 12 | if( isUseDefault() && other.isUseDefault() ){ |
| 63 | 4 | builder.append( getDefaultValue(), other.getDefaultValue() ); |
| 64 | 4 | return builder.isEquals(); |
| 65 | 8 | }else if( !isUseDefault() && !other.isUseDefault() ){ |
| 66 | 4 | return builder.isEquals(); |
| 67 | }else{ | |
| 68 | 4 | return false; |
| 69 | } | |
| 70 | } | |
| 71 | ||
| 72 | /** | |
| 73 | * Returns the default value for this Morpher. | |
| 74 | */ | |
| 75 | public boolean getDefaultValue() | |
| 76 | { | |
| 77 | 20 | return defaultValue; |
| 78 | } | |
| 79 | ||
| 80 | public int hashCode() | |
| 81 | { | |
| 82 | 24 | HashCodeBuilder builder = new HashCodeBuilder(); |
| 83 | 24 | if( isUseDefault() ){ |
| 84 | 12 | builder.append( getDefaultValue() ); |
| 85 | } | |
| 86 | 24 | return builder.toHashCode(); |
| 87 | } | |
| 88 | ||
| 89 | /** | |
| 90 | * Morphs the input object into an output object of the supported type. | |
| 91 | * | |
| 92 | * @param value The input value to be morphed | |
| 93 | * @exception MorphException if conversion cannot be performed successfully | |
| 94 | */ | |
| 95 | public boolean morph( Object value ) | |
| 96 | { | |
| 97 | 403 | if( value == null ){ |
| 98 | 108 | if( isUseDefault() ){ |
| 99 | 100 | return defaultValue; |
| 100 | }else{ | |
| 101 | 8 | throw new MorphException( "value is null" ); |
| 102 | } | |
| 103 | } | |
| 104 | ||
| 105 | 295 | if( value instanceof Boolean ){ |
| 106 | 59 | return ((Boolean) value).booleanValue(); |
| 107 | 236 | }else if( value instanceof Number ){ |
| 108 | 88 | if( value instanceof Double |
| 109 | 24 | && (Double.isInfinite( ((Number) value).doubleValue() ) || Double.isNaN( ((Number) value).doubleValue() )) ){ |
| 110 | 24 | return true; |
| 111 | } | |
| 112 | 64 | if( value instanceof Float |
| 113 | 6 | && (Float.isInfinite( ((Number) value).floatValue() ) || Float.isNaN( ((Number) value).floatValue() )) ){ |
| 114 | 0 | return true; |
| 115 | } | |
| 116 | 64 | long l = ((Number) value).longValue(); |
| 117 | 64 | return l != 0; |
| 118 | }else{ | |
| 119 | 148 | String s = String.valueOf( value ); |
| 120 | ||
| 121 | 148 | if( s.equalsIgnoreCase( "true" ) || s.equalsIgnoreCase( "yes" ) |
| 122 | 81 | || s.equalsIgnoreCase( "on" ) ){ |
| 123 | 60 | return true; |
| 124 | 88 | }else if( s.equalsIgnoreCase( "false" ) || s.equalsIgnoreCase( "no" ) |
| 125 | 33 | || s.equalsIgnoreCase( "off" ) ){ |
| 126 | 64 | return false; |
| 127 | 24 | }else if( isUseDefault() ){ |
| 128 | 16 | return defaultValue; |
| 129 | } | |
| 130 | } | |
| 131 | ||
| 132 | 8 | throw new MorphException( "Can't morph value: " + value ); |
| 133 | } | |
| 134 | ||
| 135 | public Class morphsTo() | |
| 136 | { | |
| 137 | 1038 | return Boolean.TYPE; |
| 138 | } | |
| 139 | } |