/*
* (non-Javadoc)
*
* @see org.eclipse.gef.commands.Command#execute()
*/
@Override
public void execute() {
boolean modified = false;
if (property.equals(ContextTableConstants.COLUMN_CHECK_PROPERTY)) {
if (param.isPromptNeeded() == (Boolean) newValue) {
return;
}
oldValue = param.isPromptNeeded();
param.setPromptNeeded((Boolean) newValue);
modified = true;
} else if (property.equals(ContextTableConstants.COLUMN_PROMPT_PROPERTY)) {
if (param.getPrompt() != null && param.getPrompt().equals(newValue)) {
return;
}
oldValue = param.getPrompt();
param.setPrompt((String) newValue);
modified = true;
} else if (property.equals(ContextTableConstants.COLUMN_CONTEXT_VALUE)) {
if (param.getValue() != null && param.getValue().equals(newValue)) {
return;
}
oldValue = param.getValue();
// if (newValue != null) {
param.setValue(newValue == null ? "" : (String) newValue);
modified = true;
// }
}
if (modified) {
updateRelation();
}
}
/*
* (non-Javadoc)
*
* @see org.eclipse.gef.commands.Command#undo()
*/
@Override
public void undo() {
boolean modified = false;
if (property.equals(ContextTableConstants.COLUMN_CHECK_PROPERTY)) {
param.setPromptNeeded((Boolean) oldValue);
modified = true;
} else if (property.equals(ContextTableConstants.COLUMN_PROMPT_PROPERTY)) {
param.setPrompt((String) oldValue);
modified = true;
} else if (property.equals(ContextTableConstants.COLUMN_CONTEXT_VALUE)) {
param.setValue((String) oldValue);
modified = true;
}
if (modified) {
updateRelation();
}
}
/**
* ggu Comment method "checkAndSetDefaultValue".
*
* <p>if value is null or empty. will return the undef value (bug 4420).
*/
public static void checkAndSetDefaultValue(final IContextParameter param) {
if (param == null) {
return;
}
final String value = param.getValue();
final String type = param.getType();
if (param.isBuiltIn() && (value == null || "".equals(value.trim()))) { // $NON-NLS-1$
final ECodeLanguage codeLanguage = LanguageManager.getCurrentLanguage();
switch (codeLanguage) {
case JAVA:
//
break;
case PERL:
default:
param.setValue("undef"); // $NON-NLS-1$
}
}
return;
}