+package org.argeo.osgi.a2;
+
+import java.util.Collections;
+import java.util.SortedMap;
+import java.util.TreeMap;
+
+import org.osgi.framework.Version;
+
+/**
+ * The logical name of a software package. In OSGi's case this is
+ * <code>Bundle-SymbolicName</code>. This is the equivalent of Maven's artifact
+ * id.
+ */
+public class A2Component implements Comparable<A2Component> {
+ private final A2Contribution contribution;
+ private final String id;
+
+ final SortedMap<String, A2Branch> branches = Collections.synchronizedSortedMap(new TreeMap<>());
+
+ public A2Component(A2Contribution contribution, String id) {
+ this.contribution = contribution;
+ this.id = id;
+ contribution.components.put(id, this);
+ }
+
+ A2Branch getOrAddBranch(String branchId) {
+ if (branches.containsKey(branchId))
+ return branches.get(branchId);
+ else
+ return new A2Branch(this, branchId);
+ }
+
+ A2Module getOrAddModule(Version version, Object locator) {
+ A2Branch branch = getOrAddBranch(A2Branch.versionToBranchId(version));
+ A2Module module = branch.getOrAddModule(version, locator);
+ return module;
+ }
+
+ A2Branch last() {
+ return branches.get(branches.lastKey());
+ }
+
+ A2Contribution getContribution() {
+ return contribution;
+ }
+
+ String getId() {
+ return id;
+ }
+
+ @Override
+ public int compareTo(A2Component o) {
+ return id.compareTo(o.id);
+ }
+
+ @Override
+ public int hashCode() {
+ return id.hashCode();
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (obj instanceof A2Component) {
+ A2Component o = (A2Component) obj;
+ return contribution.equals(o.contribution) && id.equals(o.id);
+ } else
+ return false;
+ }
+
+ @Override
+ public String toString() {
+ return contribution.getId() + ":" + id;
+ }
+
+ void asTree(String prefix, StringBuffer buf) {
+ if (prefix == null)
+ prefix = "";
+ A2Branch lastBranch = last();
+ SortedMap<String, A2Branch> displayMap = new TreeMap<>(Collections.reverseOrder());
+ displayMap.putAll(branches);
+ for (String branchId : displayMap.keySet()) {
+ A2Branch branch = displayMap.get(branchId);
+ if (!lastBranch.equals(branch)) {
+ buf.append('\n');
+ buf.append(prefix);
+ } else {
+ buf.append(" -");
+ }
+ buf.append(prefix);
+ buf.append(branchId);
+ A2Module first = branch.first();
+ A2Module last = branch.last();
+ buf.append(" (").append(last.getVersion());
+ if (!first.equals(last))
+ buf.append(" ... ").append(first.getVersion());
+ buf.append(')');
+ }
+ }
+
+}