001    /*
002     * SonarQube, open source software quality management tool.
003     * Copyright (C) 2008-2014 SonarSource
004     * mailto:contact AT sonarsource DOT com
005     *
006     * SonarQube is free software; you can redistribute it and/or
007     * modify it under the terms of the GNU Lesser General Public
008     * License as published by the Free Software Foundation; either
009     * version 3 of the License, or (at your option) any later version.
010     *
011     * SonarQube is distributed in the hope that it will be useful,
012     * but WITHOUT ANY WARRANTY; without even the implied warranty of
013     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014     * Lesser General Public License for more details.
015     *
016     * You should have received a copy of the GNU Lesser General Public License
017     * along with this program; if not, write to the Free Software Foundation,
018     * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
019     */
020    package org.sonar.api;
021    
022    import java.lang.annotation.ElementType;
023    import java.lang.annotation.Retention;
024    import java.lang.annotation.RetentionPolicy;
025    import java.lang.annotation.Target;
026    
027    /**
028     * Property value can be set in different ways :
029     * <ul>
030     * <li>System property</li>
031     * <li>Batch command-line (-Dfoo=bar in Maven or sonar-runner)</li>
032     * <li>Maven pom.xml (element <properties>)</li>
033     * <li>Maven settings.xml</li>
034     * <li>SonarQube web administration console</li>
035     * </ul>
036     *
037     * @since 1.10
038     */
039    @Retention(RetentionPolicy.RUNTIME)
040    @Target(ElementType.TYPE)
041    public @interface Property {
042    
043      /**
044       * Unique key within all plugins. It's recommended to prefix the key by 'sonar.' and the plugin name. Examples :
045       * 'sonar.cobertura.reportPath' and 'sonar.cpd.minimumTokens'.
046       */
047      String key();
048    
049      /**
050       * The empty string "" is considered as null, so it's not possible to have empty strings for default values.
051       */
052      String defaultValue() default "";
053    
054      String name();
055    
056      String description() default "";
057    
058      /**
059       * @since 2.11
060       * @see org.sonar.api.config.PropertyDefinition#category()
061       */
062      String category() default "";
063    
064      /**
065       * Is the property displayed in project settings page ?
066       */
067      boolean project() default false;
068    
069      /**
070       * Is the property displayed in module settings page ? A module is a maven sub-project.
071       */
072      boolean module() default false;
073    
074      /**
075       * Is the property displayed in global settings page ?
076       */
077      boolean global() default true;
078    
079      /**
080       * @since 3.0
081       */
082      PropertyType type() default PropertyType.STRING;
083    
084      /**
085       * Options for *_LIST types
086       *
087       * @since 3.0  Options for property of type PropertyType.SINGLE_SELECT_LIST</code>
088       * For example {"property_1", "property_3", "property_3"}).
089       *
090       * @since 3.3  Options for property of type PropertyType.METRIC</code>.
091       * If no option is specified, any metric will match.
092       * If options are specified, all must match for the metric to be displayed.
093       * Three types of filter are supported <code>key:REGEXP</code>, <code>domain:REGEXP</code> and <code>type:comma_separated__list_of_types</code>.
094       * For example <code>key:new_.*</code> will match any metric which key starts by <code>new_</code>.
095       * For example <code>type:INT,FLOAT</code> will match any metric of type <code>INT</code> or <code>FLOAT</code>.
096       * For example <code>type:NUMERIC</code> will match any metric of numerictype.
097       */
098      String[] options() default {};
099    
100      /**
101       * Can the property take multiple values. Eg: list of email addresses.
102       *
103       * @since 3.3
104       */
105      boolean multiValues() default false;
106    
107      /**
108       * A Property of type <code>PropertyType.PROPERTY_SET</code> can reference a set of properties
109       * by its key.
110       *
111       * @since 3.3
112       */
113      String propertySetKey() default "";
114    
115      /**
116       * A Property with fields is considered a property set.
117       *
118       * @since 3.3
119       */
120      PropertyField[] fields() default {};
121    
122      /**
123       * Relocation of key.
124       * @since 3.4
125       */
126      String deprecatedKey() default "";
127    }