/**
* Returns a set of versions that exist in the change-log as versions-before-changes.
*
* @return
*/
public static TreeSet<Version> getVersionsInLog() {
TreeSet<Version> ret = new TreeSet<Version>(new VersionComparator());
for (ChangeLogItem item : getLog()) {
ret.add(item.getVersionBeforeChange());
}
return ret;
}
/**
* Returns the log as a string.
*
* @return
*/
public static String logAsString() {
StringBuffer sb = new StringBuffer();
TreeMap<Version, Set<ChangeLogItem>> mapChangedInVersion = getItemsChangedInVersion();
for (Version version : mapChangedInVersion.keySet()) {
sb.append(verstionShortString(version)).append("\n");
for (ChangeLogItem item : mapChangedInVersion.get(version)) {
sb.append("\t");
String typeString = "";
if (item.isMajor()) typeString = typeString + "* ";
typeString = typeString + item.getChangeType().name();
sb.append(String.format("%-11s", typeString));
sb.append(": ").append(item.getDescription()).append("\n");
}
}
return sb.toString();
}
/**
* Returns a map from a version in which changes have been performed - to the set of the changes
* that have been performed in it.
*
* @return
*/
public static TreeMap<Version, Set<ChangeLogItem>> getItemsChangedInVersion() {
TreeMap<Version, Set<ChangeLogItem>> ret =
new TreeMap<Version, Set<ChangeLogItem>>(new VersionComparator());
TreeMap<Version, Version> mapNext = mapToNextVersion();
for (ChangeLogItem item : getLog()) {
Version changedInVersion = mapNext.get(item.getVersionBeforeChange());
Set<ChangeLogItem> correspondingSet = null;
if (ret.containsKey(changedInVersion)) {
correspondingSet = ret.get(changedInVersion);
} else {
correspondingSet = new LinkedHashSet<ChangeLogItem>();
ret.put(changedInVersion, correspondingSet);
}
correspondingSet.add(item);
}
return ret;
}
/**
* Returns a map from version to a set of changes occurred immediately after that version (i.e.
* occurred in a version which is a subsequent of the specified version).
*
* @return
*/
public static TreeMap<Version, Set<ChangeLogItem>> getItemsByVersion() {
TreeMap<Version, Set<ChangeLogItem>> ret =
new TreeMap<Version, Set<ChangeLogItem>>(new VersionComparator());
for (ChangeLogItem item : getLog()) {
boolean setExist = false;
Set<ChangeLogItem> set = null;
if (ret.containsKey(item.getVersionBeforeChange())) {
set = ret.get(item.getVersionBeforeChange());
setExist = true;
} else {
set = new LinkedHashSet<ChangeLogItem>();
setExist = false;
}
set.add(item);
if (!setExist) ret.put(item.getVersionBeforeChange(), set);
}
return ret;
}
