Added support for obtaining character components by class name and

component name, which is handy when you don't want to do compositing, but
just want to load single "component" characters.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@1057 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/cast/bundle/BundledComponentRepository.java

@@ -1,5 +1,5 @@
 //
-// $Id: BundledComponentRepository.java,v 1.6 2002/02/18 00:06:57 mdb Exp $
+// $Id: BundledComponentRepository.java,v 1.7 2002/02/19 22:09:50 mdb Exp $
 
 package com.threerings.cast.bundle;
 
@@ -10,6 +10,7 @@ import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
 
+import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Iterator;
 
@@ -130,6 +131,31 @@ public class BundledComponentRepository
         return component;
     }
 
+    // documentation inherited
+    public CharacterComponent getComponent (String className, String compName)
+        throws NoSuchComponentException
+    {
+        // look up the list for that class
+        ArrayList comps = (ArrayList)_classComps.get(className);
+        if (comps != null) {
+            // scan the list for the named component
+            int ccount = comps.size();
+            for (int i = 0; i < ccount; i++) {
+                CharacterComponent comp = (CharacterComponent)comps.get(i);
+                if (comp.name.equals(compName)) {
+                    return comp;
+                }
+            }
+        }
+        throw new NoSuchComponentException(className, compName);
+    }
+
+    // documentation inherited
+    public ComponentClass getComponentClass (String className)
+    {
+        return (ComponentClass)_classes.get(className);
+    }
+
     // documentation inherited
     public Iterator enumerateComponentClasses ()
     {
@@ -174,8 +200,21 @@ public class BundledComponentRepository
         CharacterComponent component = new CharacterComponent(
             componentId, cname, clazz, fprov);
 
-        // cache it
+        // stick it into the appropriate tables
         _components.put(componentId, component);
+
+        // we have a hash of lists for mapping components by class/name
+        ArrayList comps = (ArrayList)_classComps.get(cclass);
+        if (comps == null) {
+            comps = new ArrayList();
+            _classComps.put(cclass, comps);
+        }
+        if (!comps.contains(component)) {
+            comps.add(component);
+        } else {
+            Log.info("Requested to register the same component twice? " +
+                     "[component=" + component + "].");
+        }
     }
 
     /**
@@ -307,6 +346,9 @@ public class BundledComponentRepository
     /** A table of component classes. */
     protected HashMap _classes;
 
+    /** A table of component lists indexed on classname. */
+    protected HashMap _classComps = new HashMap();
+
     /** The component table. */
     protected HashIntMap _components = new HashIntMap();
 }