001    /*
002     * Jpkg - Java library and tools for operating system package creation.
003     *
004     * Copyright (c) 2007-2008 Three Rings Design, Inc.
005     * All rights reserved.
006     *
007     * Redistribution and use in source and binary forms, with or without
008     * modification, are permitted provided that the following conditions
009     * are met:
010     * 1. Redistributions of source code must retain the above copyright
011     *    notice, this list of conditions and the following disclaimer.
012     * 2. Redistributions in binary form must reproduce the above copyright
013     *    notice, this list of conditions and the following disclaimer in the
014     *    documentation and/or other materials provided with the distribution.
015     * 3. Neither the name of the copyright owner nor the names of contributors
016     *    may be used to endorse or promote products derived from this software
017     *    without specific prior written permission.
018     *
019     * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
020     * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
021     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
022     * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
023     * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
024     * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
025     * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
026     * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
027     * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
028     * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
029     * POSSIBILITY OF SUCH DAMAGE.
030     */
031    package com.threerings.jpkg.ant.dpkg.dependencies;
032    
033    import java.util.List;
034    
035    import com.threerings.antidote.field.ListField;
036    import com.threerings.jpkg.debian.dependency.PackageConflicts;
037    import com.threerings.jpkg.debian.dependency.PackageDependencies;
038    import com.threerings.jpkg.debian.dependency.PackageReplacements;
039    
040    /**
041     * The <dpkg> task <package> <dependencies> field. Used to add package dependency information.
042     * @see PackageDependencies
043     * @see PackageConflicts
044     * @see PackageReplacements
045     */
046    public class Dependencies extends ListField<PackageInfoDependency>
047    {
048        // from Field
049        public String getFieldName ()
050        {
051            return "dependencies";
052        }
053    
054        @Override // from ListField
055        public String getChildFieldName ()
056        {
057            return "depedency";
058        }
059    
060        /**
061         * Ant adder field: dependency. All {@link BaseDependency}.
062         */
063        public void add (BaseDependency<?> dependency)
064        {
065            appendRequiresValidation(dependency);
066        }
067    
068        /**
069         * Ant adder field: alternatives.
070         */
071        public void addAlternatives (Alternatives alternatives)
072        {
073            appendRequiresValidation(alternatives);
074        }
075    
076        /**
077         * Returns the user data converted into a {@link PackageInfoDependency} objects.
078         * Cannot be called before validate().
079         */
080        public List<PackageInfoDependency> getDependencies ()
081        {
082            requireChildFieldValidation();
083            return _validatedDependencies;
084        }
085    
086        @Override // from BaseComponent
087        protected void validateField ()
088        {
089            if (noChildFieldsDefined()) {
090                return;
091            }
092    
093            switch (validateFieldList()) {
094                case ALL_INVALID:
095                case SOME_INVALID:
096                    return;
097    
098                case ALL_VALID:
099                    break;
100            }
101    
102            _validatedDependencies = getValidatedFieldList();
103        }
104    
105        /** The list of {@link PackageInfoDependency} objects. Populated after all fields pass validation. */
106        private List<PackageInfoDependency> _validatedDependencies;
107    }