diff options
| author | Andrew Branson <andrew.branson@cern.ch> | 2012-05-30 08:37:45 +0200 |
|---|---|---|
| committer | Andrew Branson <andrew.branson@cern.ch> | 2012-05-30 08:37:45 +0200 |
| commit | b086f57f56bf0eb9dab9cf321a0f69aaaae84347 (patch) | |
| tree | 8e6e26e8b7eed6abad7a17b093bdbb55c5e6b1ba /src/main/java/com/c2kernel/process/ModuleManager.java | |
| parent | 22088ae8d2d5ff390518dbe1c4372325ffb3a647 (diff) | |
Initial Maven Conversion
Diffstat (limited to 'src/main/java/com/c2kernel/process/ModuleManager.java')
| -rw-r--r-- | src/main/java/com/c2kernel/process/ModuleManager.java | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/src/main/java/com/c2kernel/process/ModuleManager.java b/src/main/java/com/c2kernel/process/ModuleManager.java new file mode 100644 index 0000000..e7be9e8 --- /dev/null +++ b/src/main/java/com/c2kernel/process/ModuleManager.java @@ -0,0 +1,82 @@ +package com.c2kernel.process;
+
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.Enumeration;
+import java.util.Properties;
+
+import com.c2kernel.common.ObjectNotFoundException;
+import com.c2kernel.entity.proxy.ItemProxy;
+import com.c2kernel.lookup.DomainPath;
+import com.c2kernel.utils.FileStringUtility;
+import com.c2kernel.utils.Logger;
+
+public class ModuleManager {
+ ArrayList<Module> modules = new ArrayList<Module>();
+ Properties props = new Properties();
+ boolean isServer;
+
+ public ModuleManager(Enumeration<URL> moduleEnum, boolean isServer) {
+ this.isServer = isServer;
+ ArrayList<String> loadedModules = new ArrayList<String>();
+ while(moduleEnum.hasMoreElements()) {
+ URL newModuleURL = moduleEnum.nextElement();
+ try {
+ Module newModule = new Module(FileStringUtility.url2String(newModuleURL));
+ modules.add(newModule);
+ loadedModules.add(newModule.getName());
+ Properties modProp = isServer?newModule.getServerProperties():newModule.getClientProperties();
+ for (Enumeration<?> e = modProp.propertyNames(); e.hasMoreElements();) {
+ String propName = (String)e.nextElement();
+ props.put(propName, modProp.get(propName));
+ }
+ } catch (Exception e) {
+ Logger.error("Could not load module description from "+newModuleURL);
+ Logger.error(e);
+ }
+ }
+
+ Logger.debug(5, "Checking dependencies");
+ boolean depFailed = false;
+ for (Module thisMod : modules) {
+ ArrayList<String> deps = thisMod.getDependencies();
+ for (String dep : deps) {
+ if (!loadedModules.contains(dep)) {
+ Logger.error("UNMET MODULE DEPENDENCY: "+thisMod.getName()+" requires "+dep);
+ depFailed = true;
+ }
+ }
+ }
+ if (depFailed) Logger.die("Unmet module dependencies. Cannot continue");
+ }
+
+ public String getModuleVersions() {
+ StringBuffer ver = new StringBuffer();
+ for (Module thisMod : modules) {
+ if (ver.length()>0) ver.append(";");
+ ver.append(thisMod.getName()+"("+thisMod.getVersion()+")");
+ }
+ return ver.toString();
+ }
+
+
+ public Properties getAllModuleProperties() {
+ return props;
+ }
+
+ public void runScripts(String event) {
+ for (Module thisMod : modules) {
+ thisMod.runScript(event, isServer);
+ }
+ }
+
+ public void registerModules() throws ObjectNotFoundException {
+ ItemProxy serverEntity = (ItemProxy)Gateway.getProxyManager().getProxy(new DomainPath("/servers/"+Gateway.getProperty("ItemServer.name")));
+ Logger.debug(3, "Registering modules");
+ for (Module thisMod : modules) {
+ Logger.debug(4, "Registering module "+thisMod.getName());
+ thisMod.importAll(serverEntity);
+ Logger.msg("Module "+thisMod.getName()+" registered");
+ }
+ }
+}
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