Allow resources with spaces in the path.

This is in order to include a file output by unity that we have no control over.

src/main/java/com/threerings/getdown/data/Application.java

@@ -18,6 +18,7 @@ import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.io.PrintStream;
 import java.io.RandomAccessFile;
+import java.io.UnsupportedEncodingException;
 import java.lang.reflect.Method;
 import java.net.MalformedURLException;
 import java.net.URL;
@@ -57,7 +58,6 @@ import com.samskivert.util.ArrayUtil;
 import com.samskivert.util.RandomUtil;
 import com.samskivert.util.RunAnywhere;
 import com.samskivert.util.StringUtil;
-
 import com.threerings.getdown.launcher.RotatingBackgrounds;
 import com.threerings.getdown.util.ConfigUtil;
 import com.threerings.getdown.util.ConnectionUtil;
@@ -376,7 +376,7 @@ public class Application
         String infix = (auxgroup == null) ? "" : ("-" + auxgroup);
         String pfile = "patch" + infix + _version + ".dat";
         try {
-            URL remote = new URL(createVAppBase(_targetVersion), pfile);
+            URL remote = new URL(createVAppBase(_targetVersion), encodePath(pfile));
             return new Resource(pfile, remote, getLocalPath(pfile), false);
         } catch (Exception e) {
             log.warning("Failed to create patch resource path",
@@ -398,7 +398,7 @@ public class Application
 
         String vmfile = LaunchUtil.LOCAL_JAVA_DIR + ".jar";
         try {
-            URL remote = new URL(createVAppBase(_targetVersion), _javaLocation);
+            URL remote = new URL(createVAppBase(_targetVersion), encodePath(_javaLocation));
             return new Resource(vmfile, remote, getLocalPath(vmfile), true);
         } catch (Exception e) {
             log.warning("Failed to create VM resource", "vmfile", vmfile, "appbase", _appbase,
@@ -415,7 +415,7 @@ public class Application
     {
         String file = "full";
         try {
-            URL remote = new URL(createVAppBase(_targetVersion), file);
+            URL remote = new URL(createVAppBase(_targetVersion), encodePath(file));
             return new Resource(file, remote, getLocalPath(file), false);
         } catch (Exception e) {
             log.warning("Failed to create full resource path",
@@ -435,7 +435,7 @@ public class Application
         try {
             String suffix = _trackingURLSuffix == null ? "" : _trackingURLSuffix;
             String ga = getGATrackingCode();
-            return _trackingURL == null ? null : new URL(_trackingURL + event + suffix + ga);
+            return _trackingURL == null ? null : new URL(encodePath(_trackingURL + event + suffix + ga));
         } catch (MalformedURLException mue) {
             log.warning("Invalid tracking URL", "path", _trackingURL, "event", event, "error", mue);
             return null;
@@ -763,7 +763,7 @@ public class Application
     public URL getRemoteURL (String path)
         throws MalformedURLException
     {
-        return new URL(_vappbase, path);
+        return new URL(_vappbase, encodePath(path));
     }
 
     /**
@@ -1681,6 +1681,15 @@ public class Application
         return appbase;
     }
 
+    /**
+     * Encodes a path for use in a URL.
+     */
+    protected static String encodePath (String path)
+    {
+        // URLEncoder is too fancy for paths, we want to keep /
+        return path.replace(" ", "%20");
+    }
+
     /**
      * Parses and returns a long. {@code value} must be non-null.
      * @throws IOException on malformed value.