org.argeo.init/src/org/argeo/api/a2/A2Component.java

   1 package org.argeo.api.a2;
   2
   3 import java.util.Collections;
   4 import java.util.SortedMap;
   5 import java.util.TreeMap;
   6
   7 import org.osgi.framework.Version;
   8
   9 /**
  10  * The logical name of a software package. In OSGi's case this is
  11  * <code>Bundle-SymbolicName</code>. This is the equivalent of Maven's artifact
  12  * id.
  13  */
  14 public class A2Component implements Comparable<A2Component> {
  15         private final A2Contribution contribution;
  16         private final String id;
  17
  18         final SortedMap<String, A2Branch> branches = Collections.synchronizedSortedMap(new TreeMap<>());
  19
  20         public A2Component(A2Contribution contribution, String id) {
  21                 this.contribution = contribution;
  22                 this.id = id;
  23                 contribution.components.put(id, this);
  24         }
  25
  26         public Iterable<A2Branch> listBranches(Object filter) {
  27                 return branches.values();
  28         }
  29
  30         A2Branch getOrAddBranch(String branchId) {
  31                 if (!branches.containsKey(branchId)) {
  32                         A2Branch a2Branch = new A2Branch(this, branchId);
  33                         branches.put(branchId, a2Branch);
  34                 }
  35                 return branches.get(branchId);
  36         }
  37
  38         A2Module getOrAddModule(Version version, Object locator) {
  39                 A2Branch branch = getOrAddBranch(A2Branch.versionToBranchId(version));
  40                 A2Module module = branch.getOrAddModule(version, locator);
  41                 return module;
  42         }
  43
  44         public A2Branch last() {
  45                 return branches.get(branches.lastKey());
  46         }
  47
  48         public A2Contribution getContribution() {
  49                 return contribution;
  50         }
  51
  52         public String getId() {
  53                 return id;
  54         }
  55
  56         @Override
  57         public int compareTo(A2Component o) {
  58                 return id.compareTo(o.id);
  59         }
  60
  61         @Override
  62         public int hashCode() {
  63                 return id.hashCode();
  64         }
  65
  66         @Override
  67         public boolean equals(Object obj) {
  68                 if (obj instanceof A2Component) {
  69                         A2Component o = (A2Component) obj;
  70                         return contribution.equals(o.contribution) && id.equals(o.id);
  71                 } else
  72                         return false;
  73         }
  74
  75         @Override
  76         public String toString() {
  77                 return contribution.getId() + ":" + id;
  78         }
  79
  80         void asTree(String prefix, StringBuffer buf) {
  81                 if (prefix == null)
  82                         prefix = "";
  83                 A2Branch lastBranch = last();
  84                 SortedMap<String, A2Branch> displayMap = new TreeMap<>(Collections.reverseOrder());
  85                 displayMap.putAll(branches);
  86                 for (String branchId : displayMap.keySet()) {
  87                         A2Branch branch = displayMap.get(branchId);
  88                         if (!lastBranch.equals(branch)) {
  89                                 buf.append('\n');
  90                                 buf.append(prefix);
  91                         } else {
  92                                 buf.append(" -");
  93                         }
  94                         buf.append(prefix);
  95                         buf.append(branchId);
  96                         A2Module first = branch.first();
  97                         A2Module last = branch.last();
  98                         buf.append(" (").append(last.getVersion());
  99                         if (!first.equals(last))
 100                                 buf.append(" ... ").append(first.getVersion());
 101                         buf.append(')');
 102                 }
 103         }
 104
 105 }