use HashMap rather than WeakHashMap

[org.ibex.mail.git] / src / org / ibex / mail / FileBasedMailbox.java

diff --git a/src/org/ibex/mail/FileBasedMailbox.java b/src/org/ibex/mail/FileBasedMailbox.java
index e13e22d..dd41566 100644 (file)
--- a/src/org/ibex/mail/FileBasedMailbox.java
+++ b/src/org/ibex/mail/FileBasedMailbox.java
@@ -6,7 +6,9 @@ package org.ibex.mail;
 import org.prevayler.*;
 import org.ibex.mail.*;
 import org.ibex.util.*;
+import org.ibex.js.*;
 import org.ibex.io.*;
+import org.ibex.io.Fountain;
 import java.io.*;
 import java.nio.*;
 import java.nio.channels.*;
@@ -17,26 +19,34 @@ import javax.servlet.*;
 import javax.servlet.http.*;
 
 /** An exceptionally crude implementation of Mailbox relying on POSIXy filesystem semantics */
-public class FileBasedMailbox extends Mailbox.Default {
+public class FileBasedMailbox extends Mailbox.Default implements MailTree {
 
-    public static final long MAGIC_DATE = 0;
+    public static final long MAGIC_DATE =  0;
     private static final char slash = File.separatorChar;
-    private static final WeakHashMap<String,Mailbox> instances = new WeakHashMap<String,Mailbox>();
+
+    // FIXME: ideally this should be weak, but we end up getting duplicates of SqliteMailboxes
+    private static final HashMap<String,MailTree> instances = new HashMap<String,MailTree>();
+
     public String toString() { return "[FileBasedMailbox " + path.getAbsolutePath() + "]"; }
-    public Mailbox slash(String name, boolean create) { return getFileBasedMailbox(path.getAbsolutePath()+slash+name, create); }
+
+    public MailTree slash(String name, boolean create) { return getFileBasedMailbox(path.getAbsolutePath()+slash+name, create); }
+
+    public void         rmdir(String subdir) { throw new RuntimeException("FIXME not implemented"); }
+    public void         rename(String subdir, MailTree newParent, String newName) { throw new RuntimeException("FIXME not implemented"); }
+    public Mailbox      getMailbox() { return this; }
+
+    public JS get(JS key) throws JSExn {
+        return (JS)slash(JSU.toString(key), true);
+    }
 
     // FIXME: should be a File()
-    public static synchronized Mailbox getFileBasedMailbox(String path, boolean create) {
+    public static synchronized MailTree getFileBasedMailbox(String path, boolean create) {
         try {
-            Mailbox ret = instances.get(path);
+            MailTree ret = instances.get(path);
             if (ret == null) {
                 if (!create && !(new File(path).exists())) return null;
-                if (new File(new File(path)+"/subscribers").exists()) {
-                    ret = new MailingList(new File(path), new FileBasedMailbox(new File(path)));
-                } else {
-                    ret = new FileBasedMailbox(new File(path));
-                }
-                instances.put(path, ret);
+                ret = new FileBasedMailbox(new File(path));
+                instances.put(path, (FileBasedMailbox)ret);
             }
             return ret;
         } catch (Exception e) {
@@ -68,6 +78,7 @@ public class FileBasedMailbox extends Mailbox.Default {
         // acquire lock
         File lockfile = new File(this.path.getAbsolutePath() + slash + ".lock");
         lock = new RandomAccessFile(lockfile, "rw").getChannel().tryLock();
+        // FIXME!!!
         /*
         if (lock == null) {
             Log.warn(this, "warning: blocking waiting for a lock on " + path);
@@ -169,21 +180,20 @@ public class FileBasedMailbox extends Mailbox.Default {
 
         // UGLY: Apple Mail doesn't like UID=0, so we add one
         public int uid() { return done() ? -1 : 1+Integer.parseInt(files[cur].substring(0, files[cur].length()-1)); }
-
         public void delete() { File f = file(); if (f != null && f.exists()) f.delete(); }
-        public int     getFlags() {
-            return file().lastModified()==MAGIC_DATE ? 0 : Flag.SEEN;
-        }
-        public void    setFlags(int flags) {
+        public int  getFlags() { return file().lastModified()==MAGIC_DATE ? 0 : Flag.SEEN; }
+        public void setFlags(int flags) {
             File f = file();
             if ((flags & Mailbox.Flag.SEEN) == 0)  f.setLastModified(MAGIC_DATE);
             else if (f.lastModified()==MAGIC_DATE) f.setLastModified(System.currentTimeMillis());
-            // FIXME
+            // FIXME: other flags?
         }
         public Headers head() { return done() ? null : new Headers(new Fountain.File(file())); }
         public Message cur() { return Message.newMessage(new Fountain.File(file())); }
     }
 
+    // there's no reason this has to operate on a FileBasedMailbox -- it could operate on arbitrary mailboxes!
+    // use this for file attachments: http://jakarta.apache.org/commons/fileupload/
     public static class Servlet extends HttpServlet {
         public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException { doGet(request, response); }
         private void frames(HttpServletRequest request, HttpServletResponse response, boolean top) throws IOException {
@@ -218,7 +228,7 @@ public class FileBasedMailbox extends Mailbox.Default {
             if (request.getServletPath().indexOf("..") != -1) throw new IOException(".. not allowed in image paths");
             ServletContext cx = getServletContext();
             String path = cx.getRealPath(request.getServletPath());
-            Mailbox mbox = FileBasedMailbox.getFileBasedMailbox(path, false);
+            Mailbox mbox = FileBasedMailbox.getFileBasedMailbox(path, false).getMailbox();
             if (mbox == null) throw new IOException("no such mailbox: " + path);
 
             Vec msgs = new Vec();