001/*
002 * JDrupes Builder
003 * Copyright (C) 2026 Michael N. Lipp
004 * 
005 * This program is free software: you can redistribute it and/or modify
006 * it under the terms of the GNU Affero General Public License as
007 * published by the Free Software Foundation, either version 3 of the
008 * License, or (at your option) any later version.
009 *
010 * This program is distributed in the hope that it will be useful,
011 * but WITHOUT ANY WARRANTY; without even the implied warranty of
012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
013 * GNU Affero General Public License for more details.
014 *
015 * You should have received a copy of the GNU Affero General Public License
016 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
017 */
018
019package org.jdrupes.builder.bnd;
020
021import java.util.Collections;
022import java.util.Map;
023import org.jdrupes.builder.api.PropertyKey;
024
025/// This enum defines bnd specific property keys.
026///
027public enum BndProperties implements PropertyKey {
028
029    /// Supports the definition of Bnd instructions as project properties.
030    /// Typically, this property is set for the root project to define
031    /// default values.
032    /// 
033    /// Note that the [BndAnalyzer] does not pick up these instructions
034    /// automatically. Rather, they have to be added explicitly with
035    /// [BndAnalyzer#instructions(Map)].
036    ///  
037    @SuppressWarnings("PMD.FieldNamingConventions")
038    BndInstructions;
039    
040    @Override
041    public Class<?> propertyType() {
042        return Map.class;
043    }
044    
045    @Override
046    @SuppressWarnings("unchecked")
047    public <T> T defaultValue() {
048        return (T) Collections.emptyMap();
049    }
050}