runtime/org.argeo.slc.repo/src/main/java/org/argeo/slc/repo/osgi/ArchiveWrapper.java

   1 package org.argeo.slc.repo.osgi;
   2
   3 import java.io.ByteArrayInputStream;
   4 import java.io.ByteArrayOutputStream;
   5 import java.util.ArrayList;
   6 import java.util.HashMap;
   7 import java.util.Iterator;
   8 import java.util.List;
   9 import java.util.Map;
  10 import java.util.Set;
  11 import java.util.TreeSet;
  12 import java.util.zip.ZipEntry;
  13 import java.util.zip.ZipInputStream;
  14
  15 import javax.jcr.Node;
  16 import javax.jcr.Property;
  17 import javax.jcr.RepositoryException;
  18 import javax.jcr.Session;
  19
  20 import org.apache.commons.io.IOUtils;
  21 import org.apache.commons.logging.Log;
  22 import org.apache.commons.logging.LogFactory;
  23 import org.argeo.jcr.JcrUtils;
  24 import org.argeo.slc.ModuleSet;
  25 import org.argeo.slc.NameVersion;
  26 import org.argeo.slc.SlcException;
  27 import org.argeo.slc.aether.ArtifactIdComparator;
  28 import org.argeo.slc.build.Distribution;
  29 import org.argeo.slc.repo.OsgiFactory;
  30 import org.argeo.slc.repo.RepoUtils;
  31 import org.sonatype.aether.artifact.Artifact;
  32 import org.sonatype.aether.util.artifact.DefaultArtifact;
  33 import org.springframework.util.AntPathMatcher;
  34 import org.springframework.util.PathMatcher;
  35
  36 /**
  37  * Download a software distribution and generates the related OSGi bundles from
  38  * the jars, or import them directly if they are already OSGi bundles and don't
  39  * need further modification.
  40  */
  41 public class ArchiveWrapper implements Runnable, ModuleSet, Distribution {
  42         private final static Log log = LogFactory.getLog(ArchiveWrapper.class);
  43
  44         private OsgiFactory osgiFactory;
  45         private String version;
  46
  47         private String uri;
  48
  49         // jars to wrap as OSGi bundles
  50         private Map<String, BndWrapper> wrappers = new HashMap<String, BndWrapper>();
  51
  52         // pattern of OSGi bundles to import
  53         private PathMatcher pathMatcher = new AntPathMatcher();
  54         private Map<String, String> includes = new HashMap<String, String>();
  55         private List<String> excludes = new ArrayList<String>();
  56
  57         private Boolean mavenGroupIndexes = false;
  58
  59         public void init() {
  60                 if (version != null)
  61                         for (BndWrapper wrapper : wrappers.values()) {
  62                                 if (wrapper.getVersion() == null)
  63                                         wrapper.setVersion(version);
  64                         }
  65         }
  66
  67         public void destroy() {
  68
  69         }
  70
  71         public String getDistributionId() {
  72                 return uri;
  73         }
  74
  75         public Iterator<? extends NameVersion> nameVersions() {
  76                 return wrappers.values().iterator();
  77         }
  78
  79         public void run() {
  80                 if (mavenGroupIndexes && (version == null))
  81                         throw new SlcException(
  82                                         "'mavenGroupIndexes' requires 'version' to be set");
  83
  84                 Map<String, Set<Artifact>> binaries = new HashMap<String, Set<Artifact>>();
  85                 Map<String, Set<Artifact>> sources = new HashMap<String, Set<Artifact>>();
  86
  87                 Session distSession = null;
  88                 Session javaSession = null;
  89                 ZipInputStream zin = null;
  90                 try {
  91                         javaSession = osgiFactory.openJavaSession();
  92                         distSession = osgiFactory.openDistSession();
  93
  94                         if (log.isDebugEnabled())
  95                                 log.debug("Wrapping " + uri);
  96
  97                         Node distNode = osgiFactory.getDist(distSession, uri);
  98                         zin = new ZipInputStream(distNode.getNode(Node.JCR_CONTENT)
  99                                         .getProperty(Property.JCR_DATA).getBinary().getStream());
 100
 101                         ZipEntry zentry = null;
 102                         entries: while ((zentry = zin.getNextEntry()) != null) {
 103                                 String name = zentry.getName();
 104                                 if (wrappers.containsKey(name)) {
 105                                         BndWrapper wrapper = (BndWrapper) wrappers.get(name);
 106                                         // we must copy since the stream is closed by BND
 107                                         byte[] sourceJarBytes = IOUtils.toByteArray(zin);
 108                                         Artifact artifact = wrapZipEntry(javaSession, zentry,
 109                                                         sourceJarBytes, wrapper);
 110                                         addArtifactToIndex(binaries, wrapper.getGroupId(), artifact);
 111                                 } else {
 112                                         for (String wrapperKey : wrappers.keySet())
 113                                                 if (pathMatcher.match(wrapperKey, name)) {
 114                                                         // first matched is taken
 115                                                         BndWrapper wrapper = (BndWrapper) wrappers
 116                                                                         .get(wrapperKey);
 117                                                         // we must copy since the stream is closed by BND
 118                                                         byte[] sourceJarBytes = IOUtils.toByteArray(zin);
 119                                                         Artifact artifact = wrapZipEntry(javaSession,
 120                                                                         zentry, sourceJarBytes, wrapper);
 121                                                         addArtifactToIndex(binaries, wrapper.getGroupId(),
 122                                                                         artifact);
 123                                                         continue entries;
 124                                                 } else {
 125                                                         if (log.isTraceEnabled())
 126                                                                 log.trace(name + " not matched by "
 127                                                                                 + wrapperKey);
 128                                                 }
 129
 130                                         for (String exclude : excludes)
 131                                                 if (pathMatcher.match(exclude, name))
 132                                                         continue entries;
 133
 134                                         for (String include : includes.keySet()) {
 135                                                 if (pathMatcher.match(include, name)) {
 136                                                         String groupId = includes.get(include);
 137                                                         byte[] sourceJarBytes = IOUtils.toByteArray(zin);
 138                                                         Artifact artifact = importZipEntry(javaSession,
 139                                                                         zentry, sourceJarBytes, groupId);
 140                                                         if (artifact.getArtifactId().endsWith(".source"))
 141                                                                 addArtifactToIndex(sources, groupId, artifact);
 142                                                         else
 143                                                                 addArtifactToIndex(binaries, groupId, artifact);
 144                                                 }
 145                                         }
 146                                 }
 147                         }
 148
 149                         // indexes
 150                         if (mavenGroupIndexes && version != null) {
 151                                 for (String groupId : binaries.keySet()) {
 152                                         RepoUtils.writeGroupIndexes(javaSession, "/", groupId,
 153                                                         version, binaries.get(groupId),
 154                                                         sources.containsKey(groupId) ? sources.get(groupId)
 155                                                                         : null);
 156                                 }
 157                         }
 158
 159                 } catch (Exception e) {
 160                         throw new SlcException("Cannot wrap distribution " + uri, e);
 161                 } finally {
 162                         IOUtils.closeQuietly(zin);
 163                         JcrUtils.logoutQuietly(distSession);
 164                         JcrUtils.logoutQuietly(javaSession);
 165                 }
 166         }
 167
 168         protected Artifact wrapZipEntry(Session javaSession, ZipEntry zentry,
 169                         byte[] sourceJarBytes, BndWrapper wrapper)
 170                         throws RepositoryException {
 171                 ByteArrayOutputStream out = null;
 172                 ByteArrayInputStream in = null;
 173                 Node newJarNode;
 174                 try {
 175                         out = new ByteArrayOutputStream((int) zentry.getSize());
 176                         in = new ByteArrayInputStream(sourceJarBytes);
 177                         wrapper.wrapJar(in, out);
 178
 179                         Artifact artifact = wrapper.getArtifact();
 180                         newJarNode = RepoUtils.copyBytesAsArtifact(
 181                                         javaSession.getRootNode(), artifact, out.toByteArray());
 182                         osgiFactory.indexNode(newJarNode);
 183                         newJarNode.getSession().save();
 184                         if (log.isDebugEnabled())
 185                                 log.debug("Wrapped jar " + zentry.getName() + " to "
 186                                                 + newJarNode.getPath());
 187                         return artifact;
 188                 } finally {
 189                         IOUtils.closeQuietly(in);
 190                         IOUtils.closeQuietly(out);
 191                 }
 192         }
 193
 194         protected Artifact importZipEntry(Session javaSession, ZipEntry zentry,
 195                         byte[] sourceJarBytes, String groupId) throws RepositoryException {
 196                 ByteArrayInputStream in = null;
 197                 Node newJarNode;
 198                 try {
 199                         in = new ByteArrayInputStream(sourceJarBytes);
 200                         NameVersion nameVersion = RepoUtils.readNameVersion(in);
 201                         Artifact artifact = new DefaultArtifact(groupId,
 202                                         nameVersion.getName(), "jar", nameVersion.getVersion());
 203                         newJarNode = RepoUtils.copyBytesAsArtifact(
 204                                         javaSession.getRootNode(), artifact, sourceJarBytes);
 205                         osgiFactory.indexNode(newJarNode);
 206                         newJarNode.getSession().save();
 207                         if (log.isDebugEnabled())
 208                                 log.debug("Imported OSGi bundle " + zentry.getName() + " to "
 209                                                 + newJarNode.getPath());
 210                         return artifact;
 211                 } finally {
 212                         IOUtils.closeQuietly(in);
 213                 }
 214         }
 215
 216         private void addArtifactToIndex(Map<String, Set<Artifact>> index,
 217                         String groupId, Artifact artifact) {
 218                 if (!index.containsKey(groupId))
 219                         index.put(groupId,
 220                                         new TreeSet<Artifact>(new ArtifactIdComparator()));
 221                 index.get(groupId).add(artifact);
 222         }
 223
 224         public void setUri(String uri) {
 225                 this.uri = uri;
 226         }
 227
 228         public void setWrappers(Map<String, BndWrapper> wrappers) {
 229                 this.wrappers = wrappers;
 230         }
 231
 232         public void setOsgiFactory(OsgiFactory osgiFactory) {
 233                 this.osgiFactory = osgiFactory;
 234         }
 235
 236         public void setVersion(String version) {
 237                 this.version = version;
 238         }
 239
 240         public void setPathMatcher(PathMatcher pathMatcher) {
 241                 this.pathMatcher = pathMatcher;
 242         }
 243
 244         public void setIncludes(Map<String, String> includes) {
 245                 this.includes = includes;
 246         }
 247
 248         public void setExcludes(List<String> excludes) {
 249                 this.excludes = excludes;
 250         }
 251
 252         public void setMavenGroupIndexes(Boolean mavenGroupIndexes) {
 253                 this.mavenGroupIndexes = mavenGroupIndexes;
 254         }
 255
 256 }