svn commit: r679280 - /maven/sandbox/trunk/mercury/src/main/java/org/apache/maven/mercury/ArtifactBasicMetadata.java

[og...@apache.org]

Author: ogusakov
Date: Wed Jul 23 22:57:05 2008
New Revision: 679280

URL: http://svn.apache.org/viewvc?rev=679280&view=rev
Log:
revamped the project to introduced all the new concepts: active Repository, Transport and all other good things.

Added:
    maven/sandbox/trunk/mercury/src/main/java/org/apache/maven/mercury/ArtifactBasicMetadata.java

Added: maven/sandbox/trunk/mercury/src/main/java/org/apache/maven/mercury/ArtifactBasicMetadata.java
URL: http://svn.apache.org/viewvc/maven/sandbox/trunk/mercury/src/main/java/org/apache/maven/mercury/ArtifactBasicMetadata.java?rev=679280&view=auto
==============================================================================
--- maven/sandbox/trunk/mercury/src/main/java/org/apache/maven/mercury/ArtifactBasicMetadata.java (added)
+++ maven/sandbox/trunk/mercury/src/main/java/org/apache/maven/mercury/ArtifactBasicMetadata.java Wed Jul 23 22:57:05 2008
@@ -0,0 +1,191 @@
+package org.apache.maven.mercury;
+
+import org.apache.maven.mercury.repository.api.RepositoryReader;
+
+/**
+ * this is the most primitive metadata there is, usually used to query repository for "real" metadata
+ *
+ *
+ * @author Oleg Gusakov
+ * @version $Id$
+ *
+ */
+public class ArtifactBasicMetadata
+{
+  public static final String DEFAULT_ARTIFACT_TYPE = "jar";
+  
+  /** 
+   * standard glorified artifact coordinates
+   */
+  protected String groupId;
+
+  protected String artifactId;
+
+  protected String version;
+
+  // This is Maven specific. jvz/
+  protected String classifier;
+
+  protected String type = DEFAULT_ARTIFACT_TYPE;
+  
+  
+  // oleg: resolution convenience transient data
+  
+  /** which reader found it */
+  transient RepositoryReader _reader;
+  
+  //------------------------------------------------------------------
+  /**
+   * create basic out of <b>group:artifact:version:classifier:type</b> string, use 
+   * empty string to specify missing component - for instance query for common-1.3.zip
+   * can be specified as ":common:1.3::zip" - note missing groupId and classifier. 
+   */
+  public static ArtifactBasicMetadata create( String query )
+  {
+    ArtifactBasicMetadata mdq = new ArtifactBasicMetadata();
+    
+    if( query == null )
+      return null;
+    
+    String [] tokens = query.split(":");
+    
+    if( tokens == null || tokens.length < 1 )
+      return mdq;
+
+    int count = tokens.length;
+    
+    mdq.groupId = nullify( tokens[0] );
+  
+    if( count > 1 )
+      mdq.artifactId = nullify( tokens[1] );
+    
+    if( count > 2 )
+      mdq.version = nullify( tokens[2] );
+    
+    if( count > 3 )
+      mdq.classifier = nullify( tokens[3] );
+    
+    if( count > 4 )
+      mdq.type = nullify( tokens[4] );
+    
+    return mdq;
+  }
+  //---------------------------------------------------------------------------
+  private static final String nullify( String s )
+  {
+    if( s == null || s.length() < 1 )
+      return null;
+    return s;
+  }
+  //---------------------------------------------------------------------
+  public boolean sameGAV( ArtifactMetadata md )
+  {
+    if( md == null )
+      return false;
+    
+    return 
+        sameGA( md )
+        && version != null
+        && version.equals( md.getVersion() )
+    ;
+  }
+  //---------------------------------------------------------------------
+  public boolean sameGA( ArtifactMetadata md )
+  {
+    if( md == null )
+      return false;
+    
+    return
+        groupId != null
+        && artifactId != null
+        && groupId.equals( md.getGroupId() )
+        && artifactId.equals( md.getArtifactId() )
+    ;
+  }
+
+  public String getGA()
+  {
+    return toDomainString();
+  }
+
+  public String getGAV()
+  {
+    return toString();
+  }
+  
+  @Override
+  public String toString()
+  {
+      return groupId + ":" + artifactId + ":" + version;
+  }
+
+  public String toDomainString()
+  {
+      return groupId + ":" + artifactId;
+  }
+
+  public String getCheckedType()
+  {
+      return type == null ? "jar" : type;
+  }
+  //---------------------------------------------------------------------------
+  public String getGroupId()
+  {
+    return groupId;
+  }
+  public void setGroupId(
+      String groupId )
+  {
+    this.groupId = groupId;
+  }
+  public String getArtifactId()
+  {
+    return artifactId;
+  }
+  public void setArtifactId(
+      String artifactId )
+  {
+    this.artifactId = artifactId;
+  }
+  public String getVersion()
+  {
+    return version;
+  }
+  public void setVersion(
+      String version )
+  {
+    this.version = version;
+  }
+  public String getClassifier()
+  {
+    return classifier;
+  }
+  public void setClassifier(
+      String classifier )
+  {
+    this.classifier = classifier;
+  }
+  public String getType()
+  {
+    return type;
+  }
+  public void setType(
+      String type )
+  {
+    this.type = type;
+  }
+  
+  
+  public RepositoryReader getReader()
+  {
+    return _reader;
+  }
+  public void setReader( RepositoryReader reader )
+  {
+    this._reader = reader;
+  }
+  
+  
+  //---------------------------------------------------------------------------
+  //---------------------------------------------------------------------------
+}