org.apache.archiva.maven2.metadata.MavenMetadataReader.java Source code

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Here is the source code for org.apache.archiva.maven2.metadata.MavenMetadataReader.java

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package org.apache.archiva.maven2.metadata;
/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

import org.apache.archiva.model.ArchivaRepositoryMetadata;
import org.apache.archiva.model.Plugin;
import org.apache.archiva.model.SnapshotVersion;
import org.apache.archiva.xml.XMLException;
import org.apache.archiva.xml.XMLReader;
import org.apache.commons.lang.math.NumberUtils;
import org.dom4j.Element;

import java.io.File;
import java.util.Date;

/**
 * @author Olivier Lamy
 * @since 1.4-M3
 */
public class MavenMetadataReader {
    /*
    <?xml version="1.0" encoding="UTF-8"?>
    <metadata modelVersion="1.1.0">
      <groupId>org.apache.archiva</groupId>
      <artifactId>archiva</artifactId>
      <version>1.4-M3-SNAPSHOT</version>
      <versioning>
    <snapshot>
      <timestamp>20120310.230917</timestamp>
      <buildNumber>2</buildNumber>
    </snapshot>
    <lastUpdated>20120310230917</lastUpdated>
    <snapshotVersions>
      <snapshotVersion>
        <extension>pom</extension>
        <value>1.4-M3-20120310.230917-2</value>
        <updated>20120310230917</updated>
      </snapshotVersion>
    </snapshotVersions>
      </versioning>
    </metadata>
    */

    /**
     * Read and return the {@link org.apache.archiva.model.ArchivaRepositoryMetadata} object from the provided xml file.
     *
     * @param metadataFile the maven-metadata.xml file to read.
     * @return the archiva repository metadata object that represents the provided file contents.
     * @throws XMLException
     */
    public static ArchivaRepositoryMetadata read(File metadataFile) throws XMLException {

        XMLReader xml = new XMLReader("metadata", metadataFile);
        // invoke this to remove namespaces, see MRM-1136
        xml.removeNamespaces();

        ArchivaRepositoryMetadata metadata = new ArchivaRepositoryMetadata();

        metadata.setGroupId(xml.getElementText("//metadata/groupId"));
        metadata.setArtifactId(xml.getElementText("//metadata/artifactId"));
        metadata.setVersion(xml.getElementText("//metadata/version"));
        metadata.setFileLastModified(new Date(metadataFile.lastModified()));
        metadata.setFileSize(metadataFile.length());

        metadata.setLastUpdated(xml.getElementText("//metadata/versioning/lastUpdated"));
        metadata.setLatestVersion(xml.getElementText("//metadata/versioning/latest"));
        metadata.setReleasedVersion(xml.getElementText("//metadata/versioning/release"));
        metadata.setAvailableVersions(xml.getElementListText("//metadata/versioning/versions/version"));

        Element snapshotElem = xml.getElement("//metadata/versioning/snapshot");
        if (snapshotElem != null) {
            SnapshotVersion snapshot = new SnapshotVersion();
            snapshot.setTimestamp(snapshotElem.elementTextTrim("timestamp"));
            String tmp = snapshotElem.elementTextTrim("buildNumber");
            if (NumberUtils.isNumber(tmp)) {
                snapshot.setBuildNumber(NumberUtils.toInt(tmp));
            }
            metadata.setSnapshotVersion(snapshot);
        }

        for (Element plugin : xml.getElementList("//metadata/plugins/plugin")) {
            Plugin p = new Plugin();
            p.setPrefix(plugin.elementTextTrim("prefix"));
            p.setArtifactId(plugin.elementTextTrim("artifactId"));
            p.setName(plugin.elementTextTrim("name"));
            metadata.addPlugin(p);
        }

        return metadata;

    }
}