source.dussan.org Git - archiva.git/blob

   1 package org.apache.archiva.rest.services;
   2 /*
   3  * Licensed to the Apache Software Foundation (ASF) under one
   4  * or more contributor license agreements.  See the NOTICE file
   5  * distributed with this work for additional information
   6  * regarding copyright ownership.  The ASF licenses this file
   7  * to you under the Apache License, Version 2.0 (the
   8  * "License"); you may not use this file except in compliance
   9  * with the License.  You may obtain a copy of the License at
  10  *
  11  *   http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing,
  14  * software distributed under the License is distributed on an
  15  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  16  * KIND, either express or implied.  See the License for the
  17  * specific language governing permissions and limitations
  18  * under the License.
  19  */
  20
  21 import org.apache.archiva.admin.model.beans.ManagedRepository;
  22 import org.apache.archiva.common.utils.VersionComparator;
  23 import org.apache.archiva.dependency.tree.maven2.DependencyTreeBuilder;
  24 import org.apache.archiva.metadata.generic.GenericMetadataFacet;
  25 import org.apache.archiva.metadata.model.ArtifactMetadata;
  26 import org.apache.archiva.metadata.model.MetadataFacet;
  27 import org.apache.archiva.metadata.model.ProjectVersionMetadata;
  28 import org.apache.archiva.metadata.model.ProjectVersionReference;
  29 import org.apache.archiva.metadata.repository.MetadataRepository;
  30 import org.apache.archiva.metadata.repository.MetadataRepositoryException;
  31 import org.apache.archiva.metadata.repository.MetadataResolutionException;
  32 import org.apache.archiva.metadata.repository.MetadataResolver;
  33 import org.apache.archiva.metadata.repository.RepositorySession;
  34 import org.apache.archiva.metadata.repository.storage.maven2.ArtifactMetadataVersionComparator;
  35 import org.apache.archiva.metadata.repository.storage.maven2.MavenProjectFacet;
  36 import org.apache.archiva.model.ArchivaArtifact;
  37 import org.apache.archiva.repository.ManagedRepositoryContent;
  38 import org.apache.archiva.repository.RepositoryContentFactory;
  39 import org.apache.archiva.repository.RepositoryException;
  40 import org.apache.archiva.repository.RepositoryNotFoundException;
  41 import org.apache.archiva.rest.api.model.Artifact;
  42 import org.apache.archiva.rest.api.model.ArtifactContent;
  43 import org.apache.archiva.rest.api.model.ArtifactContentEntry;
  44 import org.apache.archiva.rest.api.model.BrowseResult;
  45 import org.apache.archiva.rest.api.model.BrowseResultEntry;
  46 import org.apache.archiva.rest.api.model.Entry;
  47 import org.apache.archiva.rest.api.model.TreeEntry;
  48 import org.apache.archiva.rest.api.model.VersionsList;
  49 import org.apache.archiva.rest.api.services.ArchivaRestServiceException;
  50 import org.apache.archiva.rest.api.services.BrowseService;
  51 import org.apache.archiva.rest.services.utils.ArtifactContentEntryComparator;
  52 import org.apache.archiva.rest.services.utils.ArtifactDownloadInfoBuilder;
  53 import org.apache.archiva.rest.services.utils.TreeDependencyNodeVisitor;
  54 import org.apache.archiva.security.ArchivaSecurityException;
  55 import org.apache.commons.collections.CollectionUtils;
  56 import org.apache.commons.io.FileUtils;
  57 import org.apache.commons.io.IOUtils;
  58 import org.apache.commons.lang.StringUtils;
  59 import org.apache.maven.shared.dependency.tree.DependencyTreeBuilderException;
  60 import org.springframework.stereotype.Service;
  61
  62 import javax.inject.Inject;
  63 import javax.ws.rs.core.Response;
  64 import java.io.File;
  65 import java.io.IOException;
  66 import java.io.InputStream;
  67 import java.util.ArrayList;
  68 import java.util.Arrays;
  69 import java.util.Collection;
  70 import java.util.Collections;
  71 import java.util.Enumeration;
  72 import java.util.HashMap;
  73 import java.util.LinkedHashSet;
  74 import java.util.List;
  75 import java.util.Map;
  76 import java.util.Set;
  77 import java.util.jar.JarEntry;
  78 import java.util.jar.JarFile;
  79 import java.util.zip.ZipEntry;
  80
  81 /**
  82  * @author Olivier Lamy
  83  * @since 1.4-M3
  84  */
  85 @Service( "browseService#rest" )
  86 public class DefaultBrowseService
  87     extends AbstractRestService
  88     implements BrowseService
  89 {
  90
  91     @Inject
  92     private DependencyTreeBuilder dependencyTreeBuilder;
  93
  94     @Inject
  95     private RepositoryContentFactory repositoryContentFactory;
  96
  97     public BrowseResult getRootGroups( String repositoryId )
  98         throws ArchivaRestServiceException
  99     {
 100         List<String> selectedRepos = getSelectedRepos( repositoryId );
 101
 102         Set<String> namespaces = new LinkedHashSet<String>();
 103
 104         // TODO: this logic should be optional, particularly remembering we want to keep this code simple
 105         //       it is located here to avoid the content repository implementation needing to do too much for what
 106         //       is essentially presentation code
 107         Set<String> namespacesToCollapse;
 108         RepositorySession repositorySession = repositorySessionFactory.createSession();
 109         try
 110         {
 111             MetadataResolver metadataResolver = repositorySession.getResolver();
 112             namespacesToCollapse = new LinkedHashSet<String>();
 113
 114             for ( String repoId : selectedRepos )
 115             {
 116                 namespacesToCollapse.addAll( metadataResolver.resolveRootNamespaces( repositorySession, repoId ) );
 117             }
 118             for ( String n : namespacesToCollapse )
 119             {
 120                 // TODO: check performance of this
 121                 namespaces.add( collapseNamespaces( repositorySession, metadataResolver, selectedRepos, n ) );
 122             }
 123         }
 124         catch ( MetadataResolutionException e )
 125         {
 126             throw new ArchivaRestServiceException( e.getMessage(),
 127                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 128         }
 129         finally
 130         {
 131             repositorySession.close();
 132         }
 133
 134         List<BrowseResultEntry> browseGroupResultEntries = new ArrayList<BrowseResultEntry>( namespaces.size() );
 135         for ( String namespace : namespaces )
 136         {
 137             browseGroupResultEntries.add( new BrowseResultEntry( namespace, false ) );
 138         }
 139
 140         Collections.sort( browseGroupResultEntries );
 141         return new BrowseResult( browseGroupResultEntries );
 142     }
 143
 144     public BrowseResult browseGroupId( String groupId, String repositoryId )
 145         throws ArchivaRestServiceException
 146     {
 147         List<String> selectedRepos = getSelectedRepos( repositoryId );
 148
 149         Set<String> projects = new LinkedHashSet<String>();
 150
 151         RepositorySession repositorySession = repositorySessionFactory.createSession();
 152         Set<String> namespaces;
 153         try
 154         {
 155             MetadataResolver metadataResolver = repositorySession.getResolver();
 156
 157             Set<String> namespacesToCollapse = new LinkedHashSet<String>();
 158             for ( String repoId : selectedRepos )
 159             {
 160                 namespacesToCollapse.addAll( metadataResolver.resolveNamespaces( repositorySession, repoId, groupId ) );
 161
 162                 projects.addAll( metadataResolver.resolveProjects( repositorySession, repoId, groupId ) );
 163             }
 164
 165             // TODO: this logic should be optional, particularly remembering we want to keep this code simple
 166             // it is located here to avoid the content repository implementation needing to do too much for what
 167             // is essentially presentation code
 168             namespaces = new LinkedHashSet<String>();
 169             for ( String n : namespacesToCollapse )
 170             {
 171                 // TODO: check performance of this
 172                 namespaces.add(
 173                     collapseNamespaces( repositorySession, metadataResolver, selectedRepos, groupId + "." + n ) );
 174             }
 175         }
 176         catch ( MetadataResolutionException e )
 177         {
 178             throw new ArchivaRestServiceException( e.getMessage(),
 179                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 180         }
 181         finally
 182         {
 183             repositorySession.close();
 184         }
 185         List<BrowseResultEntry> browseGroupResultEntries =
 186             new ArrayList<BrowseResultEntry>( namespaces.size() + projects.size() );
 187         for ( String namespace : namespaces )
 188         {
 189             browseGroupResultEntries.add( new BrowseResultEntry( namespace, false ) );
 190         }
 191         for ( String project : projects )
 192         {
 193             browseGroupResultEntries.add( new BrowseResultEntry( groupId + '.' + project, true ) );
 194         }
 195         Collections.sort( browseGroupResultEntries );
 196         return new BrowseResult( browseGroupResultEntries );
 197
 198     }
 199
 200     public VersionsList getVersionsList( String groupId, String artifactId, String repositoryId )
 201         throws ArchivaRestServiceException
 202     {
 203         List<String> selectedRepos = getSelectedRepos( repositoryId );
 204
 205         try
 206         {
 207             return new VersionsList( new ArrayList<String>( getVersions( selectedRepos, groupId, artifactId ) ) );
 208         }
 209         catch ( MetadataResolutionException e )
 210         {
 211             throw new ArchivaRestServiceException( e.getMessage(),
 212                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 213         }
 214
 215     }
 216
 217     private Collection<String> getVersions( List<String> selectedRepos, String groupId, String artifactId )
 218         throws MetadataResolutionException
 219
 220     {
 221         RepositorySession repositorySession = repositorySessionFactory.createSession();
 222         try
 223         {
 224             MetadataResolver metadataResolver = repositorySession.getResolver();
 225
 226             Set<String> versions = new LinkedHashSet<String>();
 227
 228             for ( String repoId : selectedRepos )
 229             {
 230                 versions.addAll(
 231                     metadataResolver.resolveProjectVersions( repositorySession, repoId, groupId, artifactId ) );
 232             }
 233
 234             List<String> sortedVersions = new ArrayList<String>( versions );
 235
 236             Collections.sort( sortedVersions, VersionComparator.getInstance() );
 237
 238             return sortedVersions;
 239         }
 240         finally
 241         {
 242             repositorySession.close();
 243         }
 244     }
 245
 246     public ProjectVersionMetadata getProjectMetadata( String groupId, String artifactId, String version,
 247                                                       String repositoryId )
 248         throws ArchivaRestServiceException
 249     {
 250         List<String> selectedRepos = getSelectedRepos( repositoryId );
 251
 252         RepositorySession repositorySession = null;
 253         try
 254         {
 255             repositorySession = repositorySessionFactory.createSession();
 256
 257             MetadataResolver metadataResolver = repositorySession.getResolver();
 258
 259             ProjectVersionMetadata versionMetadata = null;
 260             for ( String repoId : selectedRepos )
 261             {
 262                 if ( versionMetadata == null || versionMetadata.isIncomplete() )
 263                 {
 264                     try
 265                     {
 266                         versionMetadata =
 267                             metadataResolver.resolveProjectVersion( repositorySession, repoId, groupId, artifactId,
 268                                                                     version );
 269                     }
 270                     catch ( MetadataResolutionException e )
 271                     {
 272                         log.error(
 273                             "Skipping invalid metadata while compiling shared model for " + groupId + ":" + artifactId
 274                                 + " in repo " + repoId + ": " + e.getMessage() );
 275                     }
 276                 }
 277             }
 278
 279             return versionMetadata;
 280         }
 281         finally
 282         {
 283             if ( repositorySession != null )
 284             {
 285                 repositorySession.close();
 286             }
 287         }
 288
 289     }
 290
 291     public ProjectVersionMetadata getProjectVersionMetadata( String groupId, String artifactId, String repositoryId )
 292         throws ArchivaRestServiceException
 293     {
 294
 295         List<String> selectedRepos = getSelectedRepos( repositoryId );
 296
 297         RepositorySession repositorySession = null;
 298         try
 299         {
 300
 301             Collection<String> projectVersions = getVersions( selectedRepos, groupId, artifactId );
 302
 303             repositorySession = repositorySessionFactory.createSession();
 304
 305             MetadataResolver metadataResolver = repositorySession.getResolver();
 306
 307             ProjectVersionMetadata sharedModel = new ProjectVersionMetadata();
 308
 309             MavenProjectFacet mavenFacet = new MavenProjectFacet();
 310             mavenFacet.setGroupId( groupId );
 311             mavenFacet.setArtifactId( artifactId );
 312             sharedModel.addFacet( mavenFacet );
 313
 314             boolean isFirstVersion = true;
 315
 316             for ( String version : projectVersions )
 317             {
 318                 ProjectVersionMetadata versionMetadata = null;
 319                 for ( String repoId : selectedRepos )
 320                 {
 321                     if ( versionMetadata == null || versionMetadata.isIncomplete() )
 322                     {
 323                         try
 324                         {
 325                             versionMetadata =
 326                                 metadataResolver.resolveProjectVersion( repositorySession, repoId, groupId, artifactId,
 327                                                                         version );
 328                         }
 329                         catch ( MetadataResolutionException e )
 330                         {
 331                             log.error( "Skipping invalid metadata while compiling shared model for " + groupId + ":"
 332                                            + artifactId + " in repo " + repoId + ": " + e.getMessage() );
 333                         }
 334                     }
 335                 }
 336
 337                 if ( versionMetadata == null )
 338                 {
 339                     continue;
 340                 }
 341
 342                 if ( isFirstVersion )
 343                 {
 344                     sharedModel = versionMetadata;
 345                     sharedModel.setId( null );
 346                 }
 347                 else
 348                 {
 349                     MavenProjectFacet versionMetadataMavenFacet =
 350                         (MavenProjectFacet) versionMetadata.getFacet( MavenProjectFacet.FACET_ID );
 351                     if ( versionMetadataMavenFacet != null )
 352                     {
 353                         if ( mavenFacet.getPackaging() != null && !StringUtils.equalsIgnoreCase(
 354                             mavenFacet.getPackaging(), versionMetadataMavenFacet.getPackaging() ) )
 355                         {
 356                             mavenFacet.setPackaging( null );
 357                         }
 358                     }
 359
 360                     if ( StringUtils.isEmpty( sharedModel.getName() ) && !StringUtils.isEmpty(
 361                         versionMetadata.getName() ) )
 362                     {
 363                         sharedModel.setName( versionMetadata.getName() );
 364                     }
 365
 366                     if ( sharedModel.getDescription() != null && !StringUtils.equalsIgnoreCase(
 367                         sharedModel.getDescription(), versionMetadata.getDescription() ) )
 368                     {
 369                         sharedModel.setDescription( StringUtils.isNotEmpty( versionMetadata.getDescription() )
 370                                                         ? versionMetadata.getDescription()
 371                                                         : "" );
 372                     }
 373
 374                     if ( sharedModel.getIssueManagement() != null && versionMetadata.getIssueManagement() != null
 375                         && !StringUtils.equalsIgnoreCase( sharedModel.getIssueManagement().getUrl(),
 376                                                           versionMetadata.getIssueManagement().getUrl() ) )
 377                     {
 378                         sharedModel.setIssueManagement( versionMetadata.getIssueManagement() );
 379                     }
 380
 381                     if ( sharedModel.getCiManagement() != null && versionMetadata.getCiManagement() != null
 382                         && !StringUtils.equalsIgnoreCase( sharedModel.getCiManagement().getUrl(),
 383                                                           versionMetadata.getCiManagement().getUrl() ) )
 384                     {
 385                         sharedModel.setCiManagement( versionMetadata.getCiManagement() );
 386                     }
 387
 388                     if ( sharedModel.getOrganization() != null && versionMetadata.getOrganization() != null
 389                         && !StringUtils.equalsIgnoreCase( sharedModel.getOrganization().getName(),
 390                                                           versionMetadata.getOrganization().getName() ) )
 391                     {
 392                         sharedModel.setOrganization( versionMetadata.getOrganization() );
 393                     }
 394
 395                     if ( sharedModel.getUrl() != null && !StringUtils.equalsIgnoreCase( sharedModel.getUrl(),
 396                                                                                         versionMetadata.getUrl() ) )
 397                     {
 398                         sharedModel.setUrl( versionMetadata.getUrl() );
 399                     }
 400                 }
 401
 402                 isFirstVersion = false;
 403             }
 404             return sharedModel;
 405         }
 406         catch ( MetadataResolutionException e )
 407         {
 408             throw new ArchivaRestServiceException( e.getMessage(),
 409                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 410         }
 411         finally
 412         {
 413             if ( repositorySession != null )
 414             {
 415                 repositorySession.close();
 416             }
 417         }
 418     }
 419
 420     public List<TreeEntry> getTreeEntries( String groupId, String artifactId, String version, String repositoryId )
 421         throws ArchivaRestServiceException
 422     {
 423         List<String> selectedRepos = getSelectedRepos( repositoryId );
 424
 425         List<TreeEntry> treeEntries = new ArrayList<TreeEntry>();
 426         TreeDependencyNodeVisitor treeDependencyNodeVisitor = new TreeDependencyNodeVisitor( treeEntries );
 427         try
 428         {
 429             dependencyTreeBuilder.buildDependencyTree( selectedRepos, groupId, artifactId, version,
 430                                                        treeDependencyNodeVisitor );
 431         }
 432         catch ( DependencyTreeBuilderException e )
 433         {
 434             throw new ArchivaRestServiceException( e.getMessage(),
 435                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 436         }
 437         return treeEntries;
 438     }
 439
 440     public List<ManagedRepository> getUserRepositories()
 441         throws ArchivaRestServiceException
 442     {
 443         try
 444         {
 445             return userRepositories.getAccessibleRepositories( getPrincipal() );
 446         }
 447         catch ( ArchivaSecurityException e )
 448         {
 449             throw new ArchivaRestServiceException( "repositories.read.observable.error",
 450                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 451         }
 452     }
 453
 454     public List<Artifact> getDependees( String groupId, String artifactId, String version, String repositoryId )
 455         throws ArchivaRestServiceException
 456     {
 457         List<ProjectVersionReference> references = new ArrayList<ProjectVersionReference>();
 458         // TODO: what if we get duplicates across repositories?
 459         RepositorySession repositorySession = repositorySessionFactory.createSession();
 460         try
 461         {
 462             MetadataResolver metadataResolver = repositorySession.getResolver();
 463             for ( String repoId : getObservableRepos() )
 464             {
 465                 // TODO: what about if we want to see this irrespective of version?
 466                 references.addAll(
 467                     metadataResolver.resolveProjectReferences( repositorySession, repoId, groupId, artifactId,
 468                                                                version ) );
 469             }
 470         }
 471         catch ( MetadataResolutionException e )
 472         {
 473             throw new ArchivaRestServiceException( e.getMessage(),
 474                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 475         }
 476         finally
 477         {
 478             repositorySession.close();
 479         }
 480
 481         List<Artifact> artifacts = new ArrayList<Artifact>( references.size() );
 482
 483         for ( ProjectVersionReference projectVersionReference : references )
 484         {
 485             artifacts.add( new Artifact( projectVersionReference.getNamespace(), projectVersionReference.getProjectId(),
 486                                          projectVersionReference.getProjectVersion() ) );
 487         }
 488         return artifacts;
 489     }
 490
 491     public List<Entry> getMetadatas( String groupId, String artifactId, String version, String repositoryId )
 492         throws ArchivaRestServiceException
 493     {
 494         ProjectVersionMetadata projectVersionMetadata =
 495             getProjectMetadata( groupId, artifactId, version, repositoryId );
 496         if ( projectVersionMetadata == null )
 497         {
 498             return Collections.emptyList();
 499         }
 500         MetadataFacet metadataFacet = projectVersionMetadata.getFacet( GenericMetadataFacet.FACET_ID );
 501
 502         if ( metadataFacet == null )
 503         {
 504             return Collections.emptyList();
 505         }
 506         Map<String, String> map = metadataFacet.toProperties();
 507         List<Entry> entries = new ArrayList<Entry>( map.size() );
 508
 509         for ( Map.Entry<String, String> entry : map.entrySet() )
 510         {
 511             entries.add( new Entry( entry.getKey(), entry.getValue() ) );
 512         }
 513
 514         return entries;
 515     }
 516
 517     public Boolean addMetadata( String groupId, String artifactId, String version, String key, String value,
 518                                 String repositoryId )
 519         throws ArchivaRestServiceException
 520     {
 521         ProjectVersionMetadata projectVersionMetadata =
 522             getProjectMetadata( groupId, artifactId, version, repositoryId );
 523
 524         if ( projectVersionMetadata == null )
 525         {
 526             return Boolean.FALSE;
 527         }
 528
 529         Map<String, String> properties = new HashMap<String, String>();
 530
 531         MetadataFacet metadataFacet = projectVersionMetadata.getFacet( GenericMetadataFacet.FACET_ID );
 532
 533         if ( metadataFacet != null && metadataFacet.toProperties() != null )
 534         {
 535             properties.putAll( metadataFacet.toProperties() );
 536         }
 537         else
 538         {
 539             metadataFacet = new GenericMetadataFacet();
 540         }
 541
 542         properties.put( key, value );
 543
 544         metadataFacet.fromProperties( properties );
 545
 546         projectVersionMetadata.addFacet( metadataFacet );
 547
 548         RepositorySession repositorySession = repositorySessionFactory.createSession();
 549
 550         try
 551         {
 552             MetadataRepository metadataRepository = repositorySession.getRepository();
 553
 554             metadataRepository.updateProjectVersion( repositoryId, groupId, artifactId, projectVersionMetadata );
 555
 556             repositorySession.save();
 557         }
 558         catch ( MetadataRepositoryException e )
 559         {
 560             log.error( e.getMessage(), e );
 561             throw new ArchivaRestServiceException( e.getMessage(),
 562                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 563         }
 564         finally
 565         {
 566             repositorySession.close();
 567         }
 568         return Boolean.TRUE;
 569     }
 570
 571     public Boolean deleteMetadata( String groupId, String artifactId, String version, String key, String repositoryId )
 572         throws ArchivaRestServiceException
 573     {
 574         ProjectVersionMetadata projectVersionMetadata =
 575             getProjectMetadata( groupId, artifactId, version, repositoryId );
 576
 577         if ( projectVersionMetadata == null )
 578         {
 579             return Boolean.FALSE;
 580         }
 581
 582         GenericMetadataFacet metadataFacet =
 583             (GenericMetadataFacet) projectVersionMetadata.getFacet( GenericMetadataFacet.FACET_ID );
 584
 585         if ( metadataFacet != null && metadataFacet.toProperties() != null )
 586         {
 587             Map<String, String> properties = metadataFacet.toProperties();
 588             properties.remove( key );
 589             metadataFacet.setAdditionalProperties( properties );
 590         }
 591         else
 592         {
 593             return Boolean.TRUE;
 594         }
 595
 596         RepositorySession repositorySession = repositorySessionFactory.createSession();
 597
 598         try
 599         {
 600             MetadataRepository metadataRepository = repositorySession.getRepository();
 601
 602             metadataRepository.updateProjectVersion( repositoryId, groupId, artifactId, projectVersionMetadata );
 603
 604             repositorySession.save();
 605         }
 606         catch ( MetadataRepositoryException e )
 607         {
 608             log.error( e.getMessage(), e );
 609             throw new ArchivaRestServiceException( e.getMessage(),
 610                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 611         }
 612         finally
 613         {
 614             repositorySession.close();
 615         }
 616         return Boolean.TRUE;
 617     }
 618
 619     public List<ArtifactContentEntry> getArtifactContentEntries( String groupId, String artifactId, String version,
 620                                                                  String classifier, String type, String path,
 621                                                                  String repositoryId )
 622         throws ArchivaRestServiceException
 623     {
 624         List<String> selectedRepos = getSelectedRepos( repositoryId );
 625         try
 626         {
 627             for ( String repoId : selectedRepos )
 628             {
 629
 630                 ManagedRepositoryContent managedRepositoryContent =
 631                     repositoryContentFactory.getManagedRepositoryContent( repoId );
 632                 ArchivaArtifact archivaArtifact = new ArchivaArtifact( groupId, artifactId, version, classifier,
 633                                                                        StringUtils.isEmpty( type ) ? "jar" : type,
 634                                                                        repoId );
 635                 File file = managedRepositoryContent.toFile( archivaArtifact );
 636                 if ( file.exists() )
 637                 {
 638                     return readFileEntries( file, path, repoId );
 639                 }
 640             }
 641         }
 642         catch ( IOException e )
 643         {
 644             log.error( e.getMessage(), e );
 645             throw new ArchivaRestServiceException( e.getMessage(),
 646                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 647         }
 648         catch ( RepositoryNotFoundException e )
 649         {
 650             log.error( e.getMessage(), e );
 651             throw new ArchivaRestServiceException( e.getMessage(),
 652                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 653         }
 654         catch ( RepositoryException e )
 655         {
 656             log.error( e.getMessage(), e );
 657             throw new ArchivaRestServiceException( e.getMessage(),
 658                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 659         }
 660         return Collections.emptyList();
 661     }
 662
 663     public List<Artifact> getArtifactDownloadInfos( String groupId, String artifactId, String version,
 664                                                     String repositoryId )
 665         throws ArchivaRestServiceException
 666     {
 667         List<String> selectedRepos = getSelectedRepos( repositoryId );
 668
 669         List<Artifact> artifactDownloadInfos = new ArrayList<Artifact>();
 670
 671         RepositorySession session = repositorySessionFactory.createSession();
 672
 673         MetadataResolver metadataResolver = session.getResolver();
 674
 675         try
 676         {
 677             for ( String repoId : selectedRepos )
 678             {
 679                 List<ArtifactMetadata> artifacts = new ArrayList<ArtifactMetadata>(
 680                     metadataResolver.resolveArtifacts( session, repoId, groupId, artifactId, version ) );
 681                 Collections.sort( artifacts, ArtifactMetadataVersionComparator.INSTANCE );
 682
 683                 for ( ArtifactMetadata artifact : artifacts )
 684                 {
 685
 686                     ArtifactDownloadInfoBuilder builder =
 687                         new ArtifactDownloadInfoBuilder().forArtifactMetadata( artifact ).withManagedRepositoryContent(
 688                             repositoryContentFactory.getManagedRepositoryContent( repoId ) );
 689                     Artifact art = builder.build();
 690
 691                     art.setUrl( getArtifactUrl( art, version ) );
 692                     artifactDownloadInfos.add( art );
 693                 }
 694
 695             }
 696         }
 697         catch ( RepositoryException e )
 698         {
 699             log.error( e.getMessage(), e );
 700             throw new ArchivaRestServiceException( e.getMessage(),
 701                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 702         }
 703         catch ( MetadataResolutionException e )
 704         {
 705             log.error( e.getMessage(), e );
 706             throw new ArchivaRestServiceException( e.getMessage(),
 707                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 708         }
 709         finally
 710         {
 711             if ( session != null )
 712             {
 713                 session.close();
 714             }
 715         }
 716
 717         return artifactDownloadInfos;
 718     }
 719
 720     public ArtifactContent getArtifactContentText( String groupId, String artifactId, String version, String classifier,
 721                                                    String type, String path, String repositoryId )
 722         throws ArchivaRestServiceException
 723     {
 724         List<String> selectedRepos = getSelectedRepos( repositoryId );
 725         try
 726         {
 727             for ( String repoId : selectedRepos )
 728             {
 729
 730                 ManagedRepositoryContent managedRepositoryContent =
 731                     repositoryContentFactory.getManagedRepositoryContent( repoId );
 732                 ArchivaArtifact archivaArtifact = new ArchivaArtifact( groupId, artifactId, version, classifier,
 733                                                                        StringUtils.isEmpty( type ) ? "jar" : type,
 734                                                                        repoId );
 735                 File file = managedRepositoryContent.toFile( archivaArtifact );
 736                 if ( !file.exists() )
 737                 {
 738                     log.debug( "file: {} not exists for repository: {} try next repository", file, repoId );
 739                     continue;
 740                 }
 741                 if ( StringUtils.isNotBlank( path ) )
 742                 {
 743                     // zip entry of the path -> path must a real file entry of the archive
 744                     JarFile jarFile = new JarFile( file );
 745                     ZipEntry zipEntry = jarFile.getEntry( path );
 746                     InputStream inputStream = jarFile.getInputStream( zipEntry );
 747                     try
 748                     {
 749                         return new ArtifactContent( IOUtils.toString( inputStream ), repoId );
 750                     }
 751                     finally
 752                     {
 753                         IOUtils.closeQuietly( inputStream );
 754                     }
 755                 }
 756                 return new ArtifactContent( FileUtils.readFileToString( file ), repoId );
 757             }
 758         }
 759         catch ( IOException e )
 760         {
 761             log.error( e.getMessage(), e );
 762             throw new ArchivaRestServiceException( e.getMessage(),
 763                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 764         }
 765         catch ( RepositoryNotFoundException e )
 766         {
 767             log.error( e.getMessage(), e );
 768             throw new ArchivaRestServiceException( e.getMessage(),
 769                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 770         }
 771         catch ( RepositoryException e )
 772         {
 773             log.error( e.getMessage(), e );
 774             throw new ArchivaRestServiceException( e.getMessage(),
 775                                                    Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), e );
 776         }
 777         log.debug( "artifact: {}:{}:{}:{}:{} not found",
 778                    Arrays.asList( groupId, artifactId, version, classifier, type ).toArray( new String[5] ) );
 779         // 404 ?
 780         return new ArtifactContent();
 781     }
 782
 783     //---------------------------
 784     // internals
 785     //---------------------------
 786
 787     protected List<ArtifactContentEntry> readFileEntries( File file, String filterPath, String repoId )
 788         throws IOException
 789     {
 790         Map<String, ArtifactContentEntry> artifactContentEntryMap = new HashMap<String, ArtifactContentEntry>();
 791         int filterDepth = StringUtils.countMatches( filterPath, "/" );
 792         /*if ( filterDepth == 0 )
 793         {
 794             filterDepth = 1;
 795         }*/
 796         JarFile jarFile = new JarFile( file );
 797         try
 798         {
 799             Enumeration<JarEntry> jarEntryEnumeration = jarFile.entries();
 800             while ( jarEntryEnumeration.hasMoreElements() )
 801             {
 802                 JarEntry currentEntry = jarEntryEnumeration.nextElement();
 803                 String cleanedEntryName =
 804                     StringUtils.endsWith( currentEntry.getName(), "/" ) ? StringUtils.substringBeforeLast(
 805                         currentEntry.getName(), "/" ) : currentEntry.getName();
 806                 String entryRootPath = getRootPath( cleanedEntryName );
 807                 int depth = StringUtils.countMatches( cleanedEntryName, "/" );
 808                 if ( StringUtils.isEmpty( filterPath ) && !artifactContentEntryMap.containsKey( entryRootPath )
 809                     && depth == filterDepth )
 810                 {
 811
 812                     artifactContentEntryMap.put( entryRootPath,
 813                                                  new ArtifactContentEntry( entryRootPath, !currentEntry.isDirectory(),
 814                                                                            depth, repoId ) );
 815                 }
 816                 else
 817                 {
 818                     if ( StringUtils.startsWith( cleanedEntryName, filterPath ) && ( depth == filterDepth || (
 819                         !currentEntry.isDirectory() && depth == filterDepth ) ) )
 820                     {
 821                         artifactContentEntryMap.put( cleanedEntryName, new ArtifactContentEntry( cleanedEntryName,
 822                                                                                                  !currentEntry.isDirectory(),
 823                                                                                                  depth, repoId ) );
 824                     }
 825                 }
 826             }
 827
 828             if ( StringUtils.isNotEmpty( filterPath ) )
 829             {
 830                 Map<String, ArtifactContentEntry> filteredArtifactContentEntryMap =
 831                     new HashMap<String, ArtifactContentEntry>();
 832
 833                 for ( Map.Entry<String, ArtifactContentEntry> entry : artifactContentEntryMap.entrySet() )
 834                 {
 835                     filteredArtifactContentEntryMap.put( entry.getKey(), entry.getValue() );
 836                 }
 837
 838                 List<ArtifactContentEntry> sorted = getSmallerDepthEntries( filteredArtifactContentEntryMap );
 839                 if ( sorted == null )
 840                 {
 841                     return Collections.emptyList();
 842                 }
 843                 Collections.sort( sorted, ArtifactContentEntryComparator.INSTANCE );
 844                 return sorted;
 845             }
 846         }
 847         finally
 848         {
 849             if ( jarFile != null )
 850             {
 851                 jarFile.close();
 852             }
 853         }
 854         List<ArtifactContentEntry> sorted = new ArrayList<ArtifactContentEntry>( artifactContentEntryMap.values() );
 855         Collections.sort( sorted, ArtifactContentEntryComparator.INSTANCE );
 856         return sorted;
 857     }
 858
 859     private List<ArtifactContentEntry> getSmallerDepthEntries( Map<String, ArtifactContentEntry> entries )
 860     {
 861         int smallestDepth = Integer.MAX_VALUE;
 862         Map<Integer, List<ArtifactContentEntry>> perDepthList = new HashMap<Integer, List<ArtifactContentEntry>>();
 863         for ( Map.Entry<String, ArtifactContentEntry> entry : entries.entrySet() )
 864         {
 865
 866             ArtifactContentEntry current = entry.getValue();
 867
 868             if ( current.getDepth() < smallestDepth )
 869             {
 870                 smallestDepth = current.getDepth();
 871             }
 872
 873             List<ArtifactContentEntry> currentList = perDepthList.get( current.getDepth() );
 874
 875             if ( currentList == null )
 876             {
 877                 currentList = new ArrayList<ArtifactContentEntry>();
 878                 currentList.add( current );
 879                 perDepthList.put( current.getDepth(), currentList );
 880             }
 881             else
 882             {
 883                 currentList.add( current );
 884             }
 885
 886         }
 887
 888         return perDepthList.get( smallestDepth );
 889     }
 890
 891     /**
 892      * @param path
 893      * @return org/apache -> org , org -> org
 894      */
 895     private String getRootPath( String path )
 896     {
 897         if ( StringUtils.contains( path, '/' ) )
 898         {
 899             return StringUtils.substringBefore( path, "/" );
 900         }
 901         return path;
 902     }
 903
 904     private List<String> getSelectedRepos( String repositoryId )
 905         throws ArchivaRestServiceException
 906     {
 907
 908         List<String> selectedRepos = getObservableRepos();
 909
 910         if ( CollectionUtils.isEmpty( selectedRepos ) )
 911         {
 912             // FIXME 403 ???
 913             return Collections.emptyList();
 914         }
 915
 916         if ( StringUtils.isNotEmpty( repositoryId ) )
 917         {
 918             // check user has karma on the repository
 919             if ( !selectedRepos.contains( repositoryId ) )
 920             {
 921                 throw new ArchivaRestServiceException( "browse.root.groups.repositoy.denied",
 922                                                        Response.Status.FORBIDDEN.getStatusCode(), null );
 923             }
 924             selectedRepos = Collections.singletonList( repositoryId );
 925         }
 926         return selectedRepos;
 927     }
 928
 929
 930     private String collapseNamespaces( RepositorySession repositorySession, MetadataResolver metadataResolver,
 931                                        Collection<String> repoIds, String n )
 932         throws MetadataResolutionException
 933     {
 934         Set<String> subNamespaces = new LinkedHashSet<String>();
 935         for ( String repoId : repoIds )
 936         {
 937             subNamespaces.addAll( metadataResolver.resolveNamespaces( repositorySession, repoId, n ) );
 938         }
 939         if ( subNamespaces.size() != 1 )
 940         {
 941             log.debug( "{} is not collapsible as it has sub-namespaces: {}", n, subNamespaces );
 942             return n;
 943         }
 944         else
 945         {
 946             for ( String repoId : repoIds )
 947             {
 948                 Collection<String> projects = metadataResolver.resolveProjects( repositorySession, repoId, n );
 949                 if ( projects != null && !projects.isEmpty() )
 950                 {
 951                     log.debug( "{} is not collapsible as it has projects", n );
 952                     return n;
 953                 }
 954             }
 955             return collapseNamespaces( repositorySession, metadataResolver, repoIds,
 956                                        n + "." + subNamespaces.iterator().next() );
 957         }
 958     }
 959 }