move to org.ibex.xt

[org.ibex.xt-crawshaw.git] / src / java / ibex / xt / Prevalence.java

diff --git a/src/java/ibex/xt/Prevalence.java b/src/java/ibex/xt/Prevalence.java
deleted file mode 100644 (file)
index e638cfa..0000000
--- a/src/java/ibex/xt/Prevalence.java
+++ /dev/null
@@ -1,112 +0,0 @@
-package ibex.xt;
-
-import java.io.*;
-
-import java.net.*;
-import javax.servlet.ServletContext; // FIXME: remove references
-
-import java.util.*;
-import ibex.util.*;
-import ibex.js.*;
-
-import org.prevayler.*;
-import org.prevayler.implementation.snapshot.*;
-//import com.thoughtworks.xstream.*; // FIXME find
-
-public class Prevalence {
-
-    static final Hashtable prevaylers = new Hashtable();
-
-    public static void destroy(ServletContext cx, Prevayler prevayler) { try {
-        prevaylers.remove(cx);
-        prevayler.takeSnapshot();
-        prevayler.close();
-    } catch (Exception e) { e.printStackTrace(); } }
-
-    private static class SnapshotThread extends Thread {
-        ServletContext cx;
-        public SnapshotThread(ServletContext cx) { this.cx = cx; }
-        public void run() {
-            try {
-                Thread.sleep(10000);
-                Prevayler privatePrevayler = (Prevayler)prevaylers.get(cx);
-                if (privatePrevayler == null) return;
-                privatePrevayler.takeSnapshot();
-            } catch (Exception e) {
-                e.printStackTrace();
-            }
-        }
-    }
-
-    public static Prevayler getPrevayler(ServletContext cx) {
-        try {
-            Prevayler prevayler;
-            synchronized(cx) {
-                prevayler = (Prevayler)prevaylers.get(cx);
-                if (prevayler == null) {
-                    PrevaylerFactory pf = new PrevaylerFactory();
-                    String base = cx.getRealPath("/") + "WEB-INF" + File.separatorChar + "prevalent";
-                    System.err.println("prevayling to " + base);
-                    pf.configurePrevalenceBase(base);
-                    /*
-                    XStreamSnapshotManager manager = new XStreamSnapshotManager(new JS(), base, null) {
-                            protected XStream createXStream() {
-                                XStream xstream = new XStream();
-                                xstream.alias("js", JS.class);
-                                xstream.alias("jsdate", JSDate.class);
-                                return xstream;
-                            }
-                        };
-                    System.err.println("configuring with " + manager);
-                    pf.configureSnapshotManager(manager);
-                    */
-                    pf.configureSnapshotManager(new SnapshotManager(new JS(), base));
-                    //pf.configureClassLoader(JSTransaction.class.getClassLoader());
-                    prevayler = pf.create();
-                    prevaylers.put(cx, prevayler);
-                    new SnapshotThread(cx).start();
-                }
-            }
-            return prevayler;
-        } catch (Exception e) { throw new RuntimeException(e); } }
-
-    public static class JSTransaction implements Transaction {
-        public static final long serialVersionUid = 0xfb2aa281;
-        private JS js;
-        JSScope newscope;
-        List v;
-        public JSTransaction(JS js) throws JSExn {
-            newscope = new JSScope(null);
-            this.js = JS.cloneWithNewParentScope(js, newscope);
-            v = JS.getFormalArgs(this.js);
-            for(int i=0; i<v.size(); i++) {
-                if ("prevalent".equals(v.get(i))) continue;
-                newscope.put(v.get(i), JS.getParentScope(js).get(v.get(i)));
-            }
-        }
-        public void executeOn(Object o, Date now) {
-            try {
-                newscope.put("prevalent", o);
-                newscope.put("now", new JSDate(now.getTime()));
-                Object a = v.size() <= 0 ? null : newscope.get(v.get(0));
-                Object b = v.size() <= 1 ? null : newscope.get(v.get(1));
-                Object c = v.size() <= 2 ? null : newscope.get(v.get(2));
-                Object[] rest = v.size() <= 3 ? null : new Object[v.size() - 3];
-                for(int i=3; i<v.size(); i++) rest[i-3] = v.get(i);
-                js.call(a, b, c, rest, v.size());
-            } catch (Exception e) { throw new RuntimeException(e); }
-        }
-    }
-
-    public static class JSQuery implements Query {
-        public static final long serialVersionUid = 0xfb2aa282;
-        private JS js;
-        private Object a;
-        public JSQuery(JS js, Object a) { this.js = JS.cloneWithNewParentScope(js, null); this.a = a; }
-        public Object query(Object o, Date now) {
-            try {
-                return js.call(o, a, new JSDate(now.getTime()), null, 3);
-            } catch (Exception e) { throw new RuntimeException(e); }
-        }
-    }
-}