private void readInjectedDependencies() {
File injectedDepFile = new File(getConfigDir(), "injectedDependencies.json");
if (!injectedDepFile.exists()) {
FMLLog.getLogger()
.log(
Level.DEBUG,
"File {} not found. No dependencies injected",
injectedDepFile.getAbsolutePath());
return;
}
JsonParser parser = new JsonParser();
JsonElement injectedDeps;
try {
injectedDeps = parser.parse(new FileReader(injectedDepFile));
for (JsonElement el : injectedDeps.getAsJsonArray()) {
JsonObject jo = el.getAsJsonObject();
String modId = jo.get("modId").getAsString();
JsonArray deps = jo.get("deps").getAsJsonArray();
for (JsonElement dep : deps) {
JsonObject depObj = dep.getAsJsonObject();
String type = depObj.get("type").getAsString();
if (type.equals("before")) {
injectedBefore.put(
modId, VersionParser.parseVersionReference(depObj.get("target").getAsString()));
} else if (type.equals("after")) {
injectedAfter.put(
modId, VersionParser.parseVersionReference(depObj.get("target").getAsString()));
} else {
FMLLog.getLogger().log(Level.ERROR, "Invalid dependency type {}", type);
throw new RuntimeException("Unable to parse type");
}
}
}
} catch (Exception e) {
FMLLog.getLogger().log(Level.ERROR, "Unable to parse {} - skipping", injectedDepFile);
FMLLog.getLogger().throwing(Level.ERROR, e);
return;
}
FMLLog.getLogger()
.log(
Level.DEBUG,
"Loaded {} injected dependencies on modIds: {}",
injectedBefore.size(),
injectedBefore.keySet());
}
public void computeDependencies(
String dependencyString,
Set<ArtifactVersion> requirements,
List<ArtifactVersion> dependencies,
List<ArtifactVersion> dependants) {
if (dependencyString == null || dependencyString.length() == 0) {
return;
}
boolean parseFailure = false;
for (String dep : DEPENDENCYSPLITTER.split(dependencyString)) {
List<String> depparts = Lists.newArrayList(DEPENDENCYPARTSPLITTER.split(dep));
// Need two parts to the string
if (depparts.size() != 2) {
parseFailure = true;
continue;
}
String instruction = depparts.get(0);
String target = depparts.get(1);
boolean targetIsAll = target.startsWith("*");
// Cannot have an "all" relationship with anything except pure *
if (targetIsAll && target.length() > 1) {
parseFailure = true;
continue;
}
// If this is a required element, add it to the required list
if ("required-before".equals(instruction) || "required-after".equals(instruction)) {
// You can't require everything
if (!targetIsAll) {
requirements.add(VersionParser.parseVersionReference(target));
} else {
parseFailure = true;
continue;
}
}
// You cannot have a versioned dependency on everything
if (targetIsAll && target.indexOf('@') > -1) {
parseFailure = true;
continue;
}
// before elements are things we are loaded before (so they are our dependants)
if ("required-before".equals(instruction) || "before".equals(instruction)) {
dependants.add(VersionParser.parseVersionReference(target));
}
// after elements are things that load before we do (so they are out dependencies)
else if ("required-after".equals(instruction) || "after".equals(instruction)) {
dependencies.add(VersionParser.parseVersionReference(target));
} else {
parseFailure = true;
}
}
if (parseFailure) {
FMLLog.log(Level.WARN, "Unable to parse dependency string %s", dependencyString);
throw new LoaderException(
String.format("Unable to parse dependency string %s", dependencyString));
}
}