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/*******************************************************************************
* Copyright (c) 2011 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.adapters;
import java.math.BigInteger;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;
import org.eclipse.tm.internal.tcf.debug.model.TCFContextState;
import org.eclipse.tm.internal.tcf.debug.model.TCFSourceRef;
import org.eclipse.tm.internal.tcf.debug.ui.Activator;
import org.eclipse.tm.internal.tcf.debug.ui.model.TCFNode;
import org.eclipse.tm.internal.tcf.debug.ui.model.TCFNodeExecContext;
import org.eclipse.tm.internal.tcf.debug.ui.model.TCFNodeExecContext.MemoryRegion;
import org.eclipse.tm.internal.tcf.debug.ui.model.TCFNodeStackFrame;
import org.eclipse.tm.tcf.services.IRunControl;
import org.eclipse.tm.tcf.services.IStackTrace;
import org.eclipse.tm.tcf.util.TCFDataCache;
import org.eclipse.tm.tcf.util.TCFTask;
import org.eclipse.ui.views.properties.IPropertyDescriptor;
import org.eclipse.ui.views.properties.IPropertySource;
import org.eclipse.ui.views.properties.PropertyDescriptor;
/**
* Adapts TCFNode to IPropertySource.
*/
public class TCFNodePropertySource implements IPropertySource {
private final TCFNode fNode;
private final Map<String, Object> fProperties = new HashMap<String, Object>();
private IPropertyDescriptor[] fDescriptors;
public TCFNodePropertySource(TCFNode node) {
fNode = node;
}
public Object getEditableValue() {
return null;
}
public IPropertyDescriptor[] getPropertyDescriptors() {
if (fDescriptors == null) {
try {
final List<IPropertyDescriptor> descriptors = new ArrayList<IPropertyDescriptor>();
fDescriptors = new TCFTask<IPropertyDescriptor[]>(fNode.getChannel()) {
public void run() {
if (fNode instanceof TCFNodeExecContext) {
getExecContextDescriptors((TCFNodeExecContext) fNode);
} else if (fNode instanceof TCFNodeStackFrame) {
getFrameDescriptors((TCFNodeStackFrame) fNode);
} else {
done(descriptors.toArray(new IPropertyDescriptor[descriptors.size()]));
}
}
private void getFrameDescriptors(TCFNodeStackFrame frameNode) {
TCFDataCache<IStackTrace.StackTraceContext> ctx_cache = frameNode.getStackTraceContext();
TCFDataCache<TCFSourceRef> line_info_cache = frameNode.getLineInfo();
if (!validateAll(ctx_cache, line_info_cache)) return;
IStackTrace.StackTraceContext ctx = ctx_cache.getData();
if (ctx != null) {
Map<String, Object> props = ctx.getProperties();
for (String key : props.keySet()) {
Object value = props.get(key);
if (value instanceof Number) {
value = toHexAddrString((Number) value);
}
addDescriptor("Context", key, value);
}
}
TCFSourceRef sourceRef = line_info_cache.getData();
if (sourceRef != null) {
if (sourceRef.area != null) {
addDescriptor("Source", "Directory", sourceRef.area.directory);
addDescriptor("Source", "File", sourceRef.area.file);
addDescriptor("Source", "Line", sourceRef.area.start_line);
}
if (sourceRef.error != null) {
addDescriptor("Source", "Error", sourceRef.error);
}
}
done(descriptors.toArray(new IPropertyDescriptor[descriptors.size()]));
}
private void getExecContextDescriptors(TCFNodeExecContext exeNode) {
TCFDataCache<IRunControl.RunControlContext> ctx_cache = exeNode.getRunContext();
TCFDataCache<TCFContextState> state_cache = exeNode.getState();
TCFDataCache<MemoryRegion[]> mem_map_cache = exeNode.getMemoryMap();
if (!validateAll(ctx_cache, state_cache, mem_map_cache)) return;
IRunControl.RunControlContext ctx = ctx_cache.getData();
if (ctx != null) {
Map<String, Object> props = ctx.getProperties();
for (String key : props.keySet()) {
Object value = props.get(key);
if (value instanceof Number) {
value = toHexAddrString((Number) value);
}
addDescriptor("Context", key, value);
}
}
TCFContextState state = state_cache.getData();
if (state != null) {
addDescriptor("State", "Suspended", state.is_suspended);
if (state.is_suspended) {
addDescriptor("State", "Suspend reason", state.suspend_reason);
addDescriptor("State", "PC", toHexAddrString(new BigInteger(state.suspend_pc)));
}
addDescriptor("State", "Active", !exeNode.isNotActive());
}
MemoryRegion[] mem_map = mem_map_cache.getData();
if (mem_map != null && mem_map.length > 0) {
int idx = 0;
for (MemoryRegion region : mem_map) {
Map<String, Object> props = region.region.getProperties();
for (String key : props.keySet()) {
Object value = props.get(key);
if (value instanceof Number) {
value = toHexAddrString((Number) value);
}
addDescriptor("MemoryRegion["+idx+']', key, value);
}
idx++;
}
}
done(descriptors.toArray(new IPropertyDescriptor[descriptors.size()]));
}
private void addDescriptor(String category, String key, Object value) {
String id = category + '.' + key;
PropertyDescriptor desc = new PropertyDescriptor(id, key);
desc.setCategory(category);
descriptors.add(desc);
fProperties.put(id, value);
}
boolean validateAll(TCFDataCache<?> ... caches) {
TCFDataCache<?> pending = null;
for (TCFDataCache<?> cache : caches) {
if (!cache.validate()) {
pending = cache;
}
}
if (pending != null) {
pending.wait(this);
return false;
}
return true;
}
}.get(5, TimeUnit.SECONDS);
}
catch (Exception e) {
Activator.log("Error retrieving property data", e);
fDescriptors = new IPropertyDescriptor[0];
}
}
return fDescriptors;
}
public Object getPropertyValue(final Object id) {
return fProperties.get(id);
}
public boolean isPropertySet(Object id) {
return false;
}
public void resetPropertyValue(Object id) {
}
public void setPropertyValue(Object id, Object value) {
}
private static String toHexAddrString(Number num) {
BigInteger n;
if (num instanceof BigInteger) {
n = (BigInteger) num;
} else {
n = BigInteger.valueOf(num.longValue());
}
String s = n.toString(16);
int sz = s.length() > 8 ? 16 : 8;
int l = sz - s.length();
if (l < 0) l = 0;
if (l > 16) l = 16;
return "0x0000000000000000".substring(0, 2 + l) + s;
}
}
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