Drivers in maven

plugins/org.jkiss.dbeaver.core/plugin.xml

@@ -22,6 +22,7 @@
 
 <plugin>
     <extension-point id="org.jkiss.dbeaver.pluginService" name="Plugin service" schema="schema/org.jkiss.dbeaver.pluginService.exsd"/>
+    <extension-point id="org.jkiss.dbeaver.mavenRepository" name="Maven repositories config" schema="schema/org.jkiss.dbeaver.mavenRepository.exsd"/>
     <extension-point id="org.jkiss.dbeaver.dataSourceProvider" name="DataSource provider" schema="schema/org.jkiss.dbeaver.dataSourceProvider.exsd"/>
     <extension-point id="org.jkiss.dbeaver.databaseEditor" name="Custom Entity Editor" schema="schema/org.jkiss.dbeaver.databaseEditor.exsd"/>
     <extension-point id="org.jkiss.dbeaver.dataTypeProvider" name="DataType provider" schema="schema/org.jkiss.dbeaver.dataTypeProvider.exsd"/>
@@ -2501,4 +2502,8 @@
         <service class="org.jkiss.dbeaver.ui.actions.DataSourcePropertyTester$QMService"/>
     </extension>
 
+    <extension point="org.jkiss.dbeaver.mavenRepository">
+        <repository name="Central Repository" url="http://central.maven.org/maven2/"/>
+    </extension>
+
 </plugin>

plugins/org.jkiss.dbeaver.core/schema/org.jkiss.dbeaver.mavenRepository.exsd

+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Schema file written by PDE -->
+<schema targetNamespace="org.jkiss.dbeaver.core" xmlns="http://www.w3.org/2001/XMLSchema">
+<annotation>
+      <appInfo>
+         <meta.schema plugin="org.jkiss.dbeaver.core" id="org.jkiss.dbeaver.mavenRepository" name="Maven Repository"/>
+      </appInfo>
+      <documentation>
+         Plugin Service
+      </documentation>
+   </annotation>
+
+   <element name="extension">
+      <annotation>
+         <appInfo>
+            <meta.element />
+         </appInfo>
+      </annotation>
+      <complexType>
+         <sequence>
+            <element ref="service" minOccurs="0" maxOccurs="unbounded"/>
+         </sequence>
+         <attribute name="point" type="string" use="required">
+            <annotation>
+               <documentation>
+                  
+               </documentation>
+            </annotation>
+         </attribute>
+         <attribute name="class" type="string">
+            <annotation>
+               <documentation>
+                  
+               </documentation>
+            </annotation>
+         </attribute>
+      </complexType>
+   </element>
+
+   <element name="service">
+      <complexType>
+         <attribute name="class" type="string">
+            <annotation>
+               <documentation>
+                  
+               </documentation>
+               <appInfo>
+                  <meta.attribute kind="java" basedOn=":org.jkiss.dbeaver.runtime.IPluginService"/>
+               </appInfo>
+            </annotation>
+         </attribute>
+      </complexType>
+   </element>
+
+   <annotation>
+      <appInfo>
+         <meta.section type="since"/>
+      </appInfo>
+      <documentation>
+         [Enter the first release in which this extension point appears.]
+      </documentation>
+   </annotation>
+
+   <annotation>
+      <appInfo>
+         <meta.section type="examples"/>
+      </appInfo>
+      <documentation>
+         [Enter extension point usage example here.]
+      </documentation>
+   </annotation>
+
+   <annotation>
+      <appInfo>
+         <meta.section type="apiinfo"/>
+      </appInfo>
+      <documentation>
+         [Enter API information here.]
+      </documentation>
+   </annotation>
+
+   <annotation>
+      <appInfo>
+         <meta.section type="implementation"/>
+      </appInfo>
+      <documentation>
+         [Enter information about supplied implementation of this extension point.]
+      </documentation>
+   </annotation>
+
+
+</schema>

plugins/org.jkiss.dbeaver.core/src/org/jkiss/dbeaver/registry/DriverFileDescriptor.java

@@ -25,6 +25,8 @@ import org.jkiss.dbeaver.core.DBeaverCore;
 import org.jkiss.dbeaver.model.DBPDriverFile;
 import org.jkiss.dbeaver.model.DBPDriverFileType;
 import org.jkiss.dbeaver.model.runtime.OSDescriptor;
+import org.jkiss.dbeaver.registry.maven.MavenArtifact;
+import org.jkiss.dbeaver.registry.maven.MavenRegistry;
 import org.jkiss.dbeaver.runtime.RuntimeUtils;
 import org.jkiss.utils.CommonUtils;
 
@@ -140,6 +142,7 @@ public class DriverFileDescriptor implements DBPDriverFile
     private File getLocalFile()
     {
         if (path.startsWith(FILE_SOURCE_MAVEN)) {
+            MavenArtifact artifact = MavenRegistry.getInstance().findArtifact(path);
             return new File(DriverDescriptor.getCustomDriversHome(), getMavenArtifactFileName());
         }
         // Try to use relative path from installation dir

plugins/org.jkiss.dbeaver.core/src/org/jkiss/dbeaver/registry/maven/MavenArtifact.java

+/*
+ * DBeaver - Universal Database Manager
+ * Copyright (C) 2010-2015 Serge Rieder (serge@jkiss.org)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License (version 2)
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+package org.jkiss.dbeaver.registry.maven;
+
+import org.jkiss.dbeaver.Log;
+import org.jkiss.utils.xml.SAXListener;
+import org.jkiss.utils.xml.SAXReader;
+import org.jkiss.utils.xml.XMLException;
+import org.xml.sax.Attributes;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.URLConnection;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+
+/**
+ * Maven artifact descriptor
+ */
+public class MavenArtifact
+{
+    static final Log log = Log.getLog(MavenArtifact.class);
+
+    private final MavenRepository repository;
+    private final String groupId;
+    private final String artifactId;
+    private List<String> versions = new ArrayList<String>();
+    private String latestVersion;
+    private String releaseVersion;
+    private Date lastUpdate;
+
+    public MavenArtifact(MavenRepository repository, String groupId, String artifactId)
+        throws IOException
+    {
+        this.repository = repository;
+        this.groupId = groupId;
+        this.artifactId = artifactId;
+
+        String metadataPath = getArtifactDir() + "maven-metadata.xml";
+        URL url = new URL(metadataPath);
+        URLConnection connection = url.openConnection();
+        connection.connect();
+        InputStream mdStream = connection.getInputStream();
+        try {
+            SAXReader reader = new SAXReader(mdStream);
+            reader.parse(new SAXListener() {
+                public String lastTag;
+
+                @Override
+                public void saxStartElement(SAXReader reader, String namespaceURI, String localName, Attributes atts) throws XMLException {
+                    lastTag = localName;
+
+                }
+
+                @Override
+                public void saxText(SAXReader reader, String data) throws XMLException {
+                    if ("version".equals(lastTag)) {
+                        versions.add(data);
+                    } else if ("latest".equals(lastTag)) {
+                        latestVersion = data;
+                    } else if ("release".equals(lastTag)) {
+                        releaseVersion = data;
+                    } else if ("lastUpdate".equals(lastTag)) {
+                        try {
+                            lastUpdate = new Date(Long.parseLong(data));
+                        } catch (NumberFormatException e) {
+                            log.warn(e);
+                        }
+                    }
+                }
+
+                @Override
+                public void saxEndElement(SAXReader reader, String namespaceURI, String localName) throws XMLException {
+                    lastTag = null;
+                }
+            });
+        } catch (XMLException e) {
+            log.warn("Error parsing artifact metadata", e);
+        } finally {
+            mdStream.close();
+        }
+    }
+
+    public MavenRepository getRepository() {
+        return repository;
+    }
+
+    public String getGroupId() {
+        return groupId;
+    }
+
+    public String getArtifactId() {
+        return artifactId;
+    }
+
+    public List<String> getVersions() {
+        return versions;
+    }
+
+    public String getLatestVersion() {
+        return latestVersion;
+    }
+
+    public String getReleaseVersion() {
+        return releaseVersion;
+    }
+
+    public Date getLastUpdate() {
+        return lastUpdate;
+    }
+
+    private String getArtifactDir() {
+        String dir = (groupId + "/" + artifactId).replace('.', '/');
+        return repository.getUrl() + dir + "/";
+    }
+
+    public URL getFileURL(String version) throws MalformedURLException {
+        String fileURL = getArtifactDir() + version + "/" + artifactId + ".jar";
+        return new URL(fileURL);
+    }
+
+    @Override
+    public String toString() {
+        return groupId + ":" + artifactId;
+    }
+}

plugins/org.jkiss.dbeaver.core/src/org/jkiss/dbeaver/registry/maven/MavenRegistry.java

+/*
+ * DBeaver - Universal Database Manager
+ * Copyright (C) 2010-2015 Serge Rieder (serge@jkiss.org)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License (version 2)
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+package org.jkiss.dbeaver.registry.maven;
+
+import org.eclipse.core.runtime.IConfigurationElement;
+import org.eclipse.core.runtime.IExtensionRegistry;
+import org.eclipse.core.runtime.Platform;
+import org.jkiss.dbeaver.Log;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class MavenRegistry
+{
+    static final Log log = Log.getLog(MavenRegistry.class);
+
+    private static MavenRegistry instance = null;
+
+    public synchronized static MavenRegistry getInstance()
+    {
+        if (instance == null) {
+            instance = new MavenRegistry();
+            instance.loadExtensions(Platform.getExtensionRegistry());
+        }
+        return instance;
+    }
+
+    private final List<MavenRepository> repositories = new ArrayList<MavenRepository>();
+
+    private MavenRegistry()
+    {
+    }
+
+    public void loadExtensions(IExtensionRegistry registry)
+    {
+        // Load data type providers from external plugins
+        {
+            IConfigurationElement[] extElements = registry.getConfigurationElementsFor(MavenRepository.EXTENSION_ID);
+            for (IConfigurationElement ext : extElements) {
+                MavenRepository repository = new MavenRepository(ext);
+                repositories.add(repository);
+            }
+        }
+    }
+
+    public List<MavenRepository> getRepositories() {
+        return repositories;
+    }
+
+    public MavenArtifact findArtifact(String mavenUri) {
+        int divPos = mavenUri.indexOf('/');
+        if (divPos < 0) {
+            log.warn("Bad maven uri: " + mavenUri);
+            return null;
+        }
+        mavenUri = mavenUri.substring(divPos + 1);
+        divPos = mavenUri.indexOf(':');
+        if (divPos < 0) {
+            log.warn("Bad maven uri, no group id: " + mavenUri);
+            return null;
+        }
+        String groupId = mavenUri.substring(0, divPos);
+        int divPos2 = mavenUri.indexOf(':', divPos + 1);
+        if (divPos2 < 0) {
+            log.warn("Bad maven uri, no artifact id: " + mavenUri);
+            return null;
+        }
+        String artifactId = mavenUri.substring(divPos + 1, divPos2);
+        return findArtifact(groupId, artifactId);
+    }
+
+    public MavenArtifact findArtifact(String groupId, String artifactId) {
+        for (MavenRepository repository : repositories) {
+            MavenArtifact artifact = repository.getArtifact(groupId, artifactId);
+            if (artifact != null) {
+                return artifact;
+            }
+        }
+        return null;
+    }
+
+}

plugins/org.jkiss.dbeaver.core/src/org/jkiss/dbeaver/registry/maven/MavenRepository.java

+/*
+ * DBeaver - Universal Database Manager
+ * Copyright (C) 2010-2015 Serge Rieder (serge@jkiss.org)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License (version 2)
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+package org.jkiss.dbeaver.registry.maven;
+
+import org.eclipse.core.runtime.IConfigurationElement;
+import org.jkiss.dbeaver.Log;
+import org.jkiss.dbeaver.core.DBeaverActivator;
+import org.jkiss.dbeaver.registry.RegistryConstants;
+
+import java.io.File;
+import java.io.IOException;
+
+/**
+ * Maven repository manager.
+ */
+public class MavenRepository
+{
+    static final Log log = Log.getLog(MavenRepository.class);
+
+    public static final String EXTENSION_ID = "org.jkiss.dbeaver.mavenRepository";
+
+    private String id;
+    private String name;
+    private String url;
+
+    public MavenRepository(IConfigurationElement config)
+    {
+        this.id = config.getAttribute(RegistryConstants.ATTR_ID);
+        this.name = config.getAttribute(RegistryConstants.ATTR_NAME);
+        this.url = config.getAttribute(RegistryConstants.ATTR_URL);
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getUrl() {
+        return url;
+    }
+
+    public MavenArtifact getArtifact(String groupId, String artifactId) {
+        try {
+            return new MavenArtifact(this, groupId, artifactId);
+        } catch (IOException e) {
+            log.debug(e);
+            return null;
+        }
+    }
+
+    public File getCacheLocation()
+    {
+        File homeFolder = new File(DBeaverActivator.getInstance().getStateLocation().toFile(), "maven/" + id + "/cache");
+        if (!homeFolder.exists()) {
+            if (!homeFolder.mkdirs()) {
+                log.warn("Can't create maven repository '" + name + "' cache folder '" + homeFolder + "'");
+            }
+        }
+
+        return homeFolder;
+    }
+
+}