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/*
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 *   Copyright 2010 Brian Rosenberger (Brutex Network)
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 *
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 *   Licensed under the Apache License, Version 2.0 (the "License");
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 *   you may not use this file except in compliance with the License.
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 *   You may obtain a copy of the License at
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 *
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 *       http://www.apache.org/licenses/LICENSE-2.0
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 *
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 *   Unless required by applicable law or agreed to in writing, software
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 *   distributed under the License is distributed on an "AS IS" BASIS,
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 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 *   See the License for the specific language governing permissions and
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 *   limitations under the License.
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 */
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package net.brutex.xservices.types;
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import java.io.File;
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import javax.xml.bind.annotation.XmlElement;
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import javax.xml.bind.annotation.XmlEnum;
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import javax.xml.bind.annotation.XmlType;
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import net.brutex.xservices.util.BrutexNamespaces;
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import org.apache.tools.ant.Project;
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import org.apache.tools.ant.types.Resource;
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import org.apache.tools.ant.types.resources.TarResource;
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import org.apache.tools.ant.types.resources.ZipResource;
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import org.apache.tools.tar.TarEntry;
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import org.apache.tools.zip.ZipEntry;
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/**
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 * Resource from archive declaration.
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 *
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 * Defines a resource within an archive.
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 * @author Brian Rosenberger, bru@brutex.de
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 */
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@XmlType(namespace = BrutexNamespaces.WS_XSERVICES, name="ArchiveResourceType")
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public class ArchiveResource
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        implements ResourceInterface {
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    /**
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     * Archive Type.
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     */
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    @XmlElement(defaultValue = "ZIP", nillable = false, required = true)
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    public ArchiveType type = ArchiveType.ZIP;
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    /**
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     * Archive file.
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     *
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     * Path and filename of the archive to use.
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     */
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    @XmlElement(nillable = false, required = true)
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    public String archive;
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    /**
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     * URI within the archive.
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     *
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     * This is usually a filename or a path/filename combination. Relative paths
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     * are based from the archive root. It depends on how the archive has been
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     * created whether or not it is possible to use relative paths, absolute
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     * paths are required otherwise. Uses "/" as separator.
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     */
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    @XmlElement(nillable = false, required = true)
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    public String uri;
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    /**
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     * Supported archive types.
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     */
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    @XmlEnum(value=String.class)
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    public enum ArchiveType {
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        /**
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         * Zip archive type.
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         */
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        ZIP,
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        /**
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         * Tar archive type, without compression
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         */
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        TAR,
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        /**
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         * Tar archive type, with GZIP compression
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         */
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        GZTAR
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    }
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    /**
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     * Get Apache Ant Resource Type.
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     *
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     * @param p     Ant project
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     * @return      this ArchiveResource as Ant Resource
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     */
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    public Resource getAntResource(Project p) {
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        Resource res = null;
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        switch (type) {
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            case TAR:
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                TarEntry tarentry = new TarEntry(uri);
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                TarResource tres = new TarResource(new File(archive), tarentry);
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                res = tres;
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                break;
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            case GZTAR:
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                TarResource gres = new TarResource(new org.apache.tools.ant.types.resources.GZipResource(
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                        new org.apache.tools.ant.types.resources.FileResource(
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                        new File(archive))), new TarEntry(uri));
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                res = gres;
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                break;
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            default: //This is type ZIP also
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                ZipEntry zipentry = new ZipEntry(uri);
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                if (zipentry.getTime() == -1) {
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                    zipentry.setTime(System.currentTimeMillis());
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                }
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                res = new ZipResource(new File(archive), null, zipentry);
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                break;
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        }
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        res.setProject(p);
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        return res;
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    }
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}