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/*******************************************************************************
* Copyright (c) 2007, 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.debug.ui.model;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.tm.tcf.protocol.IToken;
import org.eclipse.tm.tcf.services.IRegisters;
public class TCFChildrenRegisters extends TCFChildren {
private final TCFNodeStackFrame node;
TCFChildrenRegisters(TCFNodeStackFrame node) {
super(node.channel, 128);
this.node = node;
}
void onSuspended() {
for (TCFNode n : getNodes()) ((TCFNodeRegister)n).onSuspended();
reset();
}
void onRegistersChanged() {
for (TCFNode n : getNodes()) ((TCFNodeRegister)n).onRegistersChanged();
reset();
}
@Override
protected boolean startDataRetrieval() {
TCFChildrenStackTrace stack_trace_cache = ((TCFNodeExecContext)node.parent).getStackTrace();
if (!stack_trace_cache.validate(this)) return false; // node.getFrameNo() is not valid
IRegisters regs = node.model.getLaunch().getService(IRegisters.class);
final int frame_no = node.getFrameNo();
if (regs == null || frame_no < 0) {
set(null, null, new HashMap<String,TCFNode>());
return true;
}
assert command == null;
final TCFNode parent = frame_no == 0 ? node.parent : node;
command = regs.getChildren(parent.id, new IRegisters.DoneGetChildren() {
public void doneGetChildren(IToken token, Exception error, String[] contexts) {
Map<String,TCFNode> data = null;
if (command == token && error == null) {
int index = 0;
data = new HashMap<String,TCFNode>();
for (String id : contexts) {
TCFNode n = node.model.getNode(id);
if (n == null) n = new TCFNodeRegister(parent, id);
assert n.parent == parent;
((TCFNodeRegister)n).setIndex(index++);
data.put(id, n);
}
}
set(token, error, data);
}
});
return false;
}
}
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