Initial revision

From-SVN: r102074

4 files changed, 466 insertions, 0 deletions

diff --git a/libjava/classpath/gnu/java/rmi/dgc/DGCImpl.java b/libjava/classpath/gnu/java/rmi/dgc/DGCImpl.java
new file mode 100644
index 00000000000..a32445c343b
--- /dev/null
+++ b/libjava/classpath/gnu/java/rmi/dgc/DGCImpl.java
@@ -0,0 +1,118 @@
+/* DGCImpl.java --
+   Copyright (c) 1996, 1997, 1998, 1999, 2002, 2005
+   Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+package gnu.java.rmi.dgc;
+
+import gnu.java.rmi.server.UnicastServerRef;
+
+import java.rmi.RemoteException;
+import java.rmi.dgc.DGC;
+import java.rmi.dgc.Lease;
+import java.rmi.dgc.VMID;
+import java.rmi.server.ObjID;
+import java.rmi.server.RMISocketFactory;
+import java.util.Hashtable;
+
+/**
+  * I let DGCImpl to extend UnicastServerRef, but not 
+  * UnicastRemoteObject, because UnicastRemoteObject must
+  * exportObject automatically.
+  */
+public class DGCImpl
+    extends UnicastServerRef implements DGC {
+
+    private static final long LEASE_VALUE = 600000L;
+    // leaseCache caches a LeaseRecord associated with a vmid
+    private Hashtable leaseCache = new Hashtable();
+
+public DGCImpl() throws RemoteException {
+    	super(new ObjID(ObjID.DGC_ID), 0, RMISocketFactory.getSocketFactory());
+}
+
+public Lease dirty(ObjID[] ids, long sequenceNum, Lease lease) throws RemoteException {
+	VMID vmid = lease.getVMID();
+    	if (vmid == null)
+    	    vmid = new VMID();
+    	long leaseValue = LEASE_VALUE;
+    	//long leaseValue = lease.getValue();
+    lease = new Lease(vmid, leaseValue);
+        synchronized(leaseCache){
+            LeaseRecord lr = (LeaseRecord)leaseCache.get(vmid);
+            if (lr != null)
+                lr.reset(leaseValue);
+            else{
+                lr = new LeaseRecord(vmid, leaseValue);
+                leaseCache.put(vmid, lr);
+            }
+        }
+        
+	return (lease);
+}
+
+public void clean(ObjID[] ids, long sequenceNum, VMID vmid, boolean strong) throws RemoteException {
+  // Not implemented
+}
+    
+  /**
+   * LeaseRecord associates a vmid to expireTime.
+   */
+  private static class LeaseRecord{
+    private VMID vmid;
+    private long expireTime;
+    
+    LeaseRecord(VMID vmid, long leaseValue){
+      this.vmid = vmid;
+      reset(leaseValue);
+    }
+    
+    // reset expireTime
+    void reset(long leaseValue){
+      long l = System.currentTimeMillis();
+      expireTime = l + leaseValue;
+    }
+
+    boolean isExpired(){
+      long l = System.currentTimeMillis();
+      if ( l > expireTime)
+	return true;
+      return false;
+    }
+        
+  } //End of LeaseRecord
+
+} //End of DGCImpl
diff --git a/libjava/classpath/gnu/java/rmi/dgc/DGCImpl_Skel.java b/libjava/classpath/gnu/java/rmi/dgc/DGCImpl_Skel.java
new file mode 100644
index 00000000000..5f032e72f8a
--- /dev/null
+++ b/libjava/classpath/gnu/java/rmi/dgc/DGCImpl_Skel.java
@@ -0,0 +1,144 @@
+/* DGCImpl_Skel.java
+   Copyright (C) 2002 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+
+// Skel class generated by rmic - DO NOT EDIT!
+
+package gnu.java.rmi.dgc;
+
+public final class DGCImpl_Skel
+    implements java.rmi.server.Skeleton
+{
+    private static final long interfaceHash = -669196253586618813L;
+    
+    private static final java.rmi.server.Operation[] operations = {
+        new java.rmi.server.Operation("void clean(java.rmi.server.ObjID[], long, java.rmi.dgc.VMID, boolean"),
+        new java.rmi.server.Operation("java.rmi.dgc.Lease dirty(java.rmi.server.ObjID[], long, java.rmi.dgc.Lease")
+    };
+    
+    public java.rmi.server.Operation[] getOperations() {
+        return ((java.rmi.server.Operation[]) operations.clone());
+    }
+    
+    public void dispatch(java.rmi.Remote obj, java.rmi.server.RemoteCall call, int opnum, long hash) throws java.lang.Exception {
+        if (opnum < 0) {
+            if (hash == -5803803475088455571L) {
+                opnum = 0;
+            }
+            else if (hash == -8139341527526761862L) {
+                opnum = 1;
+            }
+            else {
+                throw new java.rmi.server.SkeletonMismatchException("interface hash mismatch");
+            }
+        }
+        else if (hash != interfaceHash) {
+            throw new java.rmi.server.SkeletonMismatchException("interface hash mismatch");
+        }
+        
+        gnu.java.rmi.dgc.DGCImpl server = (gnu.java.rmi.dgc.DGCImpl)obj;
+        switch (opnum) {
+        case 0:
+        {
+            java.rmi.server.ObjID[] $param_0;
+            long $param_1;
+            java.rmi.dgc.VMID $param_2;
+            boolean $param_3;
+            try {
+                java.io.ObjectInput in = call.getInputStream();
+                $param_0 = (java.rmi.server.ObjID[])in.readObject();
+                $param_1 = (long)in.readLong();
+                $param_2 = (java.rmi.dgc.VMID)in.readObject();
+                $param_3 = (boolean)in.readBoolean();
+                
+            }
+            catch (java.io.IOException e) {
+                throw new java.rmi.UnmarshalException("error unmarshalling arguments", e);
+            }
+            catch (java.lang.ClassCastException e) {
+                throw new java.rmi.UnmarshalException("error unmarshalling arguments", e);
+            }
+            finally {
+                call.releaseInputStream();
+            }
+            server.clean($param_0, $param_1, $param_2, $param_3);
+            try {
+                java.io.ObjectOutput out = call.getResultStream(true);
+            }
+            catch (java.io.IOException e) {
+                throw new java.rmi.MarshalException("error marshalling return", e);
+            }
+            break;
+        }
+        
+        case 1:
+        {
+            java.rmi.server.ObjID[] $param_0;
+            long $param_1;
+            java.rmi.dgc.Lease $param_2;
+            try {
+                java.io.ObjectInput in = call.getInputStream();
+                $param_0 = (java.rmi.server.ObjID[])in.readObject();
+                $param_1 = (long)in.readLong();
+                $param_2 = (java.rmi.dgc.Lease)in.readObject();
+                
+            }
+            catch (java.io.IOException e) {
+                throw new java.rmi.UnmarshalException("error unmarshalling arguments", e);
+            }
+            catch (java.lang.ClassCastException e) {
+                throw new java.rmi.UnmarshalException("error unmarshalling arguments", e);
+            }
+            finally {
+                call.releaseInputStream();
+            }
+            java.rmi.dgc.Lease $result = server.dirty($param_0, $param_1, $param_2);
+            try {
+                java.io.ObjectOutput out = call.getResultStream(true);
+                out.writeObject($result);
+            }
+            catch (java.io.IOException e) {
+                throw new java.rmi.MarshalException("error marshalling return", e);
+            }
+            break;
+        }
+        
+        default:
+            throw new java.rmi.UnmarshalException("invalid method number");
+        }
+    }
+}
diff --git a/libjava/classpath/gnu/java/rmi/dgc/DGCImpl_Stub.java b/libjava/classpath/gnu/java/rmi/dgc/DGCImpl_Stub.java
new file mode 100644
index 00000000000..b1e086a73b2
--- /dev/null
+++ b/libjava/classpath/gnu/java/rmi/dgc/DGCImpl_Stub.java
@@ -0,0 +1,158 @@
+/* DGCImpl_Stub.java
+   Copyright (C) 2002 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+
+// Stub class generated by rmic - DO NOT EDIT!
+
+package gnu.java.rmi.dgc;
+
+public final class DGCImpl_Stub
+    extends java.rmi.server.RemoteStub
+    implements java.rmi.dgc.DGC
+{
+    private static final long serialVersionUID = 2L;
+    
+    private static final long interfaceHash = -669196253586618813L;
+    
+    private static boolean useNewInvoke;
+    
+    private static final java.rmi.server.Operation[] operations = {
+        new java.rmi.server.Operation("void clean(java.rmi.server.ObjID[], long, java.rmi.dgc.VMID, boolean)"),
+        new java.rmi.server.Operation("java.rmi.dgc.Lease dirty(java.rmi.server.ObjID[], long, java.rmi.dgc.Lease)")
+    };
+    
+    private static java.lang.reflect.Method $method_clean_0;
+    private static java.lang.reflect.Method $method_dirty_1;
+    
+    static {
+        try {
+            java.rmi.server.RemoteRef.class.getMethod("invoke", new java.lang.Class[] { java.rmi.Remote.class, java.lang.reflect.Method.class, java.lang.Object[].class, long.class });
+            useNewInvoke = true;
+            $method_clean_0 = gnu.java.rmi.dgc.DGCImpl.class.getMethod("clean", new java.lang.Class[] {java.rmi.server.ObjID[].class, long.class, java.rmi.dgc.VMID.class, boolean.class});
+            $method_dirty_1 = gnu.java.rmi.dgc.DGCImpl.class.getMethod("dirty", new java.lang.Class[] {java.rmi.server.ObjID[].class, long.class, java.rmi.dgc.Lease.class});
+            
+        }
+        catch (java.lang.NoSuchMethodException e) {
+            useNewInvoke = false;
+        }
+    }
+    
+    public DGCImpl_Stub() {
+        super();
+    }
+    public DGCImpl_Stub(java.rmi.server.RemoteRef ref) {
+        super(ref);
+    }
+    
+    public void clean(java.rmi.server.ObjID[] $param_0, long $param_1, java.rmi.dgc.VMID $param_2, boolean $param_3) throws java.rmi.RemoteException {
+        try {
+            if (useNewInvoke) {
+                ref.invoke(this, $method_clean_0, new java.lang.Object[] {$param_0, new java.lang.Long($param_1), $param_2, new java.lang.Boolean($param_3)}, -5803803475088455571L);
+            }
+            else {
+                java.rmi.server.RemoteCall call = ref.newCall((java.rmi.server.RemoteObject)this, operations, 0, interfaceHash);
+                try {
+                    java.io.ObjectOutput out = call.getOutputStream();
+                    out.writeObject($param_0);
+                    out.writeLong($param_1);
+                    out.writeObject($param_2);
+                    out.writeBoolean($param_3);
+                }
+                catch (java.io.IOException e) {
+                    throw new java.rmi.MarshalException("error marshalling arguments", e);
+                }
+                ref.invoke(call);
+                try {
+                    java.io.ObjectInput in = call.getInputStream();
+                }
+                catch (java.io.IOException e) {
+                    throw new java.rmi.UnmarshalException("error unmarshalling return", e);
+                }
+                finally {
+                    ref.done(call);
+                }
+            }
+        }
+        catch (java.rmi.RemoteException e) {
+            throw e;
+        }
+        catch (java.lang.Exception e) {
+            throw new java.rmi.UnexpectedException("undeclared checked exception", e);
+        }
+    }
+    
+    public java.rmi.dgc.Lease dirty(java.rmi.server.ObjID[] $param_0, long $param_1, java.rmi.dgc.Lease $param_2) throws java.rmi.RemoteException {
+        try {
+            if (useNewInvoke) {
+                java.lang.Object $result = ref.invoke(this, $method_dirty_1, new java.lang.Object[] {$param_0, new java.lang.Long($param_1), $param_2}, -8139341527526761862L);
+                return ((java.rmi.dgc.Lease)$result);
+            }
+            else {
+                java.rmi.server.RemoteCall call = ref.newCall((java.rmi.server.RemoteObject)this, operations, 1, interfaceHash);
+                try {
+                    java.io.ObjectOutput out = call.getOutputStream();
+                    out.writeObject($param_0);
+                    out.writeLong($param_1);
+                    out.writeObject($param_2);
+                }
+                catch (java.io.IOException e) {
+                    throw new java.rmi.MarshalException("error marshalling arguments", e);
+                }
+                ref.invoke(call);
+                java.rmi.dgc.Lease $result;
+                try {
+                    java.io.ObjectInput in = call.getInputStream();
+                    $result = (java.rmi.dgc.Lease)in.readObject();
+                    return ($result);
+                }
+                catch (java.io.IOException e) {
+                    throw new java.rmi.UnmarshalException("error unmarshalling return", e);
+                }
+                finally {
+                    ref.done(call);
+                }
+            }
+        }
+        catch (java.rmi.RemoteException e) {
+            throw e;
+        }
+        catch (java.lang.Exception e) {
+            throw new java.rmi.UnexpectedException("undeclared checked exception", e);
+        }
+    }
+    
+}
diff --git a/libjava/classpath/gnu/java/rmi/dgc/package.html b/libjava/classpath/gnu/java/rmi/dgc/package.html
new file mode 100644
index 00000000000..3ed81cfdddb
--- /dev/null
+++ b/libjava/classpath/gnu/java/rmi/dgc/package.html
@@ -0,0 +1,46 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">
+<!-- package.html - describes classes in gnu.java.rmi.dgc package.
+   Copyright (C) 2005 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. -->
+
+<html>
+<head><title>GNU Classpath - gnu.java.rmi.dgc</title></head>
+
+<body>
+<p></p>
+
+</body>
+</html>