public String getShortDescription() {
// [TODO] hack for org.netbeans.modules.debugger.jpda.actions.MethodChooser that disables
// tooltips
if ("true"
.equals(
System.getProperty("org.netbeans.modules.debugger.jpda.doNotShowTooltips"))) { // NOI18N
return null;
}
DebuggerEngine currentEngine = DebuggerManager.getDebuggerManager().getCurrentEngine();
if (currentEngine == null) return null;
JPDADebugger d = currentEngine.lookupFirst(null, JPDADebugger.class);
if (d == null) return null;
Part lp = (Part) getAttachedAnnotatable();
if (lp == null) return null;
Line line = lp.getLine();
DataObject dob = DataEditorSupport.findDataObject(line);
if (dob == null) return null;
EditorCookie ec = dob.getCookie(EditorCookie.class);
if (ec == null) return null;
// Only for editable dataobjects
this.lp = lp;
this.ec = ec;
RequestProcessor.getDefault().post(this);
return null;
}
public void run() {
if (lp == null || ec == null) return;
StyledDocument doc;
try {
doc = ec.openDocument();
} catch (IOException ex) {
return;
}
JEditorPane ep = EditorContextDispatcher.getDefault().getCurrentEditor();
if (ep == null) return;
int offset;
String expression =
getIdentifier(
doc,
ep,
offset = NbDocument.findLineOffset(doc, lp.getLine().getLineNumber()) + lp.getColumn());
if (expression == null) return;
DebuggerEngine currentEngine = DebuggerManager.getDebuggerManager().getCurrentEngine();
if (currentEngine == null) return;
JPDADebugger d = currentEngine.lookupFirst(null, JPDADebugger.class);
if (d == null) return;
JPDAThread t = d.getCurrentThread();
if (t == null || !t.isSuspended()) return;
String toolTipText = null;
try {
Variable v = null;
List<Operation> operations = t.getLastOperations();
if (operations != null) {
for (Operation operation : operations) {
if (!expression.endsWith(operation.getMethodName())) {
continue;
}
if (operation.getMethodStartPosition().getOffset() <= offset
&& offset <= operation.getMethodEndPosition().getOffset()) {
v = operation.getReturnValue();
}
}
}
if (v == null) {
v = d.evaluate(expression);
}
String type = v.getType();
if (v instanceof ObjectVariable)
try {
String toString = null;
try {
java.lang.reflect.Method toStringMethod =
v.getClass()
.getMethod(
"getToStringValue", // NOI18N
new Class[] {Integer.TYPE});
toStringMethod.setAccessible(true);
toString = (String) toStringMethod.invoke(v, TO_STRING_LENGTH_LIMIT);
} catch (Exception ex) {
ex.printStackTrace();
}
if (toString == null) {
toString = ((ObjectVariable) v).getToStringValue();
}
toolTipText =
expression + " = " + (type.length() == 0 ? "" : "(" + type + ") ") + toString;
} catch (InvalidExpressionException ex) {
toolTipText =
expression + " = " + (type.length() == 0 ? "" : "(" + type + ") ") + v.getValue();
}
else
toolTipText =
expression + " = " + (type.length() == 0 ? "" : "(" + type + ") ") + v.getValue();
} catch (InvalidExpressionException e) {
toolTipText = expression + " = >" + e.getMessage() + "<";
}
firePropertyChange(PROP_SHORT_DESCRIPTION, null, toolTipText);
}