Don't set the mapping version on the MavenItem but rather use a map

Otherwise building the -SNAPSHOT version gets messed up.

#11

eclipse-platform/eclipse.platform.releng#119

plugins/org.eclipse.cbi.p2repo.aggregator.engine.maven/src/org/eclipse/cbi/p2repo/aggregator/engine/maven/InstallableUnitMapping.java

@@ -146,6 +146,8 @@ public enum Type {
 
  private Set<IInstallableUnit> aggregatedIUs;
 
+ private Map<MavenItem, Version> mavenItemVersions = new HashMap<MavenItem, Version>();
+
  public InstallableUnitMapping(Contribution contribution, IInstallableUnit iu, List<MavenMapping> mappings,
  List<MavenDependencyMapping> dependencyMappings, IQueryable<IInstallableUnit> index,
  Set<IInstallableUnit> aggregatedIUs) {
@@ -604,6 +606,9 @@ public String getVersionRange(MavenItem mavenItem, String versionRange) {
  if (matcher.find()) {
  StringBuilder result = new StringBuilder();
  String dependencyVersion = mavenItem.getMappedVersion();
+ if (dependencyVersion == null) {
+ dependencyVersion = mavenItemVersions.get(mavenItem).toString();
+ }
  Matcher versionMatcher = VERSION_PATTERN.matcher(dependencyVersion);
  if (!versionMatcher.matches()) {
  throw new IllegalStateException("The version '" + dependencyVersion
@@ -767,9 +772,7 @@ private MavenItem mapIU(IInstallableUnit iu) {
 
  usedMavenMappings.add(mapping);
 
- if (mavenItem.getMappedVersion() == null) {
- mavenItem.setMappedVersion(version.toString());
- }
+ mavenItemVersions.put(mavenItem, version);
 
  return mavenItem;
  }