/** @see JDIModificationVariable#setValue(Value) */
@Override
protected void setJDIValue(Value value) throws DebugException {
try {
synchronized (getStackFrame().getThread()) {
getStackFrame().getUnderlyingStackFrame().setValue(getLocal(), value);
}
fireChangeEvent(DebugEvent.CONTENT);
} catch (ClassNotLoadedException e) {
targetRequestFailed(
MessageFormat.format(
JDIDebugModelMessages.JDILocalVariable_exception_modifying_local_variable_value,
e.toString()),
e);
} catch (InvalidTypeException e) {
targetRequestFailed(
MessageFormat.format(
JDIDebugModelMessages.JDILocalVariable_exception_modifying_local_variable_value,
e.toString()),
e);
} catch (RuntimeException e) {
targetRequestFailed(
MessageFormat.format(
JDIDebugModelMessages.JDILocalVariable_exception_modifying_local_variable_value,
e.toString()),
e);
}
}
@Override
public final void contextAction() throws Exception {
try {
doAction(calcPosition(myDescriptor, myDebugProcess));
} catch (ClassNotLoadedException ex) {
final String className = ex.className();
if (loadClass(className) != null) {
myDebugProcess.getManagerThread().schedule(createRetryCommand());
}
}
}
/** @see JDIVariable#getUnderlyingType() */
@Override
protected Type getUnderlyingType() throws DebugException {
try {
return getLocal().type();
} catch (ClassNotLoadedException e) {
targetRequestFailed(
MessageFormat.format(
JDIDebugModelMessages
.JDILocalVariable_exception_while_retrieving_type_of_local_variable,
e.toString()),
e);
} catch (RuntimeException e) {
targetRequestFailed(
MessageFormat.format(
JDIDebugModelMessages
.JDILocalVariable_exception_while_retrieving_type_of_local_variable,
e.toString()),
e);
}
// this line will not be executed as an exception
// will be throw in type retrieval fails
return null;
}
public boolean run(String codeSnippetClassName) {
ClassType codeSnippetClass;
ObjectReference codeSnippet;
Method method;
List arguments;
ObjectReference codeSnippetRunner;
try {
// Get the code snippet class
List classes = jdiVM.classesByName(codeSnippetClassName);
while (classes.size() == 0) {
try {
Thread.sleep(100);
} catch (InterruptedException e) {
}
classes = jdiVM.classesByName(codeSnippetClassName);
if (classes.size() == 0) {
// workaround bug in Standard VM
Iterator iterator = this.jdiVM.allClasses().iterator();
while (iterator.hasNext()) {
ReferenceType type = (ReferenceType) iterator.next();
if (type.name().equals(codeSnippetClassName)) {
classes = new ArrayList(1);
classes.add(type);
break;
}
}
}
}
codeSnippetClass = (ClassType) classes.get(0);
// Create a new code snippet
Method constructor = (Method) codeSnippetClass.methodsByName("<init>").get(0);
codeSnippet =
codeSnippetClass.newInstance(
jdiThread, constructor, new ArrayList(), ClassType.INVOKE_SINGLE_THREADED);
// Install local variables and "this" into generated fields
StackFrame stackFrame = getStackFrame();
try {
Iterator variables = stackFrame.visibleVariables().iterator();
while (variables.hasNext()) {
LocalVariable jdiVariable = (LocalVariable) variables.next();
Value value = stackFrame.getValue(jdiVariable);
Field field =
codeSnippetClass.fieldByName(new String(LOCAL_VAR_PREFIX) + jdiVariable.name());
codeSnippet.setValue(field, value);
}
} catch (AbsentInformationException e) {
// No variables
}
Field delegateThis = codeSnippetClass.fieldByName(new String(DELEGATE_THIS));
ObjectReference thisObject;
if (delegateThis != null && ((thisObject = stackFrame.thisObject()) != null)) {
codeSnippet.setValue(delegateThis, thisObject);
}
// Get the code snippet runner
ClassType codeSnippetRunnerClass =
(ClassType) jdiVM.classesByName(CODE_SNIPPET_RUNNER_CLASS_NAME).get(0);
Field theRunner = codeSnippetRunnerClass.fieldByName(THE_RUNNER_FIELD);
codeSnippetRunner = (ObjectReference) codeSnippetRunnerClass.getValue(theRunner);
// Get the method 'runCodeSnippet' and its arguments
method = (Method) codeSnippetRunnerClass.methodsByName(RUN_CODE_SNIPPET_METHOD).get(0);
arguments = new ArrayList();
arguments.add(codeSnippet);
} catch (ClassNotLoadedException e) {
e.printStackTrace();
return false;
} catch (IncompatibleThreadStateException e) {
e.printStackTrace();
return false;
} catch (InvalidTypeException e) {
e.printStackTrace();
return false;
} catch (InvocationException e) {
e.printStackTrace();
return false;
}
try {
// Invoke runCodeSnippet(CodeSnippet)
codeSnippetRunner.invokeMethod(
jdiThread, method, arguments, ClassType.INVOKE_SINGLE_THREADED);
// Retrieve values of local variables and put them back in the stack frame
StackFrame stackFrame = getStackFrame();
try {
Iterator variables = stackFrame.visibleVariables().iterator();
while (variables.hasNext()) {
LocalVariable jdiVariable = (LocalVariable) variables.next();
Field field =
codeSnippetClass.fieldByName(new String(LOCAL_VAR_PREFIX) + jdiVariable.name());
Value value = codeSnippet.getValue(field);
stackFrame.setValue(jdiVariable, value);
}
} catch (AbsentInformationException e) {
// No variables
}
} catch (ClassNotLoadedException e) {
e.printStackTrace();
} catch (IncompatibleThreadStateException e) {
e.printStackTrace();
} catch (InvalidTypeException e) {
e.printStackTrace();
} catch (InvocationException e) {
e.printStackTrace();
}
return true;
}
