1 files changed, 156 insertions, 0 deletions
diff --git a/plugins/org.eclipse.tcf.core/src/org/eclipse/tcf/internal/services/remote/MemoryMapProxy.java b/plugins/org.eclipse.tcf.core/src/org/eclipse/tcf/internal/services/remote/MemoryMapProxy.java
new file mode 100644
index 000000000..bffea8091
--- /dev/null
+++ b/plugins/org.eclipse.tcf.core/src/org/eclipse/tcf/internal/services/remote/MemoryMapProxy.java
@@ -0,0 +1,156 @@
+/*******************************************************************************
+ * Copyright (c) 2009, 2010 Wind River Systems, Inc. and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Wind River Systems - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.tm.internal.tcf.services.remote;
+
+import java.io.IOException;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.eclipse.tm.tcf.core.Command;
+import org.eclipse.tm.tcf.protocol.IChannel;
+import org.eclipse.tm.tcf.protocol.IToken;
+import org.eclipse.tm.tcf.protocol.JSON;
+import org.eclipse.tm.tcf.services.IMemoryMap;
+
+public class MemoryMapProxy implements IMemoryMap {
+
+    private final IChannel channel;
+    private final Map<MemoryMapListener,IChannel.IEventListener> listeners =
+        new HashMap<MemoryMapListener,IChannel.IEventListener>();
+
+    private class Region implements MemoryRegion {
+
+        final Map<String,Object> props;
+
+        Region(Map<String,Object> props) {
+            this.props = props;
+        }
+
+        public Number getAddress() {
+            return (Number)props.get(PROP_ADDRESS);
+        }
+
+        public Number getOffset() {
+            return (Number)props.get(PROP_OFFSET);
+        }
+
+        public Number getSize() {
+            return (Number)props.get(PROP_SIZE);
+        }
+
+        public String getFileName() {
+            return (String)props.get(PROP_FILE_NAME);
+        }
+
+        public String getSectionName() {
+            return (String)props.get(PROP_SECTION_NAME);
+        }
+
+        public int getFlags() {
+            Number n = (Number)props.get(PROP_FLAGS);
+            if (n != null) return n.intValue();
+            return 0;
+        }
+
+        public Map<String,Object> getProperties() {
+            return props;
+        }
+    }
+
+    public MemoryMapProxy(IChannel channel) {
+        this.channel = channel;
+    }
+
+    public String getName() {
+        return NAME;
+    }
+
+    public IToken get(String id, final DoneGet done) {
+        return new Command(channel, this, "get", new Object[]{ id }) {
+            @Override
+            public void done(Exception error, Object[] args) {
+                MemoryRegion[] map = null;
+                if (error == null) {
+                    assert args.length == 2;
+                    error = toError(args[0]);
+                    map = toMemoryMap(args[1]);
+                }
+                done.doneGet(token, error, map);
+            }
+        }.token;
+    }
+
+    public IToken set(String id, MemoryRegion[] map, final DoneSet done) {
+        return new Command(channel, this, "set", new Object[]{ id, map }) {
+            @Override
+            public void done(Exception error, Object[] args) {
+                if (error == null) {
+                    assert args.length == 1;
+                    error = toError(args[0]);
+                }
+                done.doneSet(token, error);
+            }
+        }.token;
+    }
+
+    @SuppressWarnings("unchecked")
+    private MemoryRegion[] toMemoryMap(Object o) {
+        if (o == null) return null;
+        int i = 0;
+        Collection<Object> c = (Collection<Object>)o;
+        MemoryRegion[] map = new MemoryRegion[c.size()];
+        for (Object x : c) map[i++] = toMemoryRegion(x);
+        return map;
+    }
+
+    @SuppressWarnings("unchecked")
+    private MemoryRegion toMemoryRegion(Object o) {
+        if (o == null) return null;
+        return new Region((Map<String,Object>)o);
+    }
+
+    public void addListener(final MemoryMapListener listener) {
+        IChannel.IEventListener l = new IChannel.IEventListener() {
+
+            public void event(String name, byte[] data) {
+                try {
+                    Object[] args = JSON.parseSequence(data);
+                    if (name.equals("changed")) {
+                        assert args.length == 1;
+                        listener.changed((String)args[0]);
+                    }
+                    else {
+                        throw new IOException("Memory Map service: unknown event: " + name);
+                    }
+                }
+                catch (Throwable x) {
+                    channel.terminate(x);
+                }
+            }
+        };
+        channel.addEventListener(this, l);
+        listeners.put(listener, l);
+    }
+
+    public void removeListener(MemoryMapListener listener) {
+        IChannel.IEventListener l = listeners.remove(listener);
+        if (l != null) channel.removeEventListener(this, l);
+    }
+
+    static {
+        JSON.addObjectWriter(MemoryRegion.class, new JSON.ObjectWriter<MemoryRegion>() {
+            public void write(MemoryRegion r) throws IOException {
+                JSON.writeObject(r.getProperties());
+            }
+        });
+    }
+}