public boolean visit(IResourceDelta delta) {
if (delta.getResource().getType() != IResource.FILE) {
return true;
}
int deltaKind = delta.getKind();
if (deltaKind == IResourceDelta.CHANGED && delta.getFlags() != IResourceDelta.MARKERS) {
URI platformURI = URI.createPlatformResourceURI(delta.getFullPath().toString(), true);
Resource changedResource = resourceSet.getResource(platformURI, false);
if (changedResource != null) {
changedResource.unload();
com.github.funthomas424242.rezeptsammler.rezept.resource.rezept.IRezeptTextResource
currentResource = getResource();
if (changedResource.equals(currentResource)) {
// reload the resource displayed in the editor
resourceSet.getResource(currentResource.getURI(), true);
}
if (currentResource != null && currentResource.getErrors().isEmpty()) {
EcoreUtil.resolveAll(currentResource);
}
// reset the selected element in outline and properties by text position
if (highlighting != null) {
highlighting.updateEObjectSelection();
}
}
}
return true;
}
private void initializeResourceObjectFromFile(FileEditorInput input) {
IFile inputFile = input.getFile();
com.github.funthomas424242.rezeptsammler.rezept.resource.rezept.mopp.RezeptNature.activate(
inputFile.getProject());
String path = inputFile.getFullPath().toString();
URI uri = URI.createPlatformResourceURI(path, true);
ResourceSet resourceSet = getResourceSet();
com.github.funthomas424242.rezeptsammler.rezept.resource.rezept.IRezeptTextResource
loadedResource =
(com.github.funthomas424242.rezeptsammler.rezept.resource.rezept.IRezeptTextResource)
resourceSet.getResource(uri, false);
if (loadedResource == null) {
try {
Resource demandLoadedResource = null;
// here we do not use getResource(), because 'resource' might be null, which is ok
// when initializing the resource object
com.github.funthomas424242.rezeptsammler.rezept.resource.rezept.IRezeptTextResource
currentResource = this.resource;
if (currentResource != null
&& !currentResource.getURI().fileExtension().equals(uri.fileExtension())) {
// do not attempt to load if file extension has changed in a 'save as' operation
} else {
demandLoadedResource = resourceSet.getResource(uri, true);
}
if (demandLoadedResource
instanceof
com.github.funthomas424242.rezeptsammler.rezept.resource.rezept.IRezeptTextResource) {
setResource(
(com.github.funthomas424242.rezeptsammler.rezept.resource.rezept.IRezeptTextResource)
demandLoadedResource);
} else {
// the resource was not loaded by an EMFText resource, but some other EMF resource
com.github.funthomas424242.rezeptsammler.rezept.resource.rezept.ui.RezeptUIPlugin
.showErrorDialog(
"Invalid resource.",
"The file '"
+ uri.lastSegment()
+ "' of type '"
+ uri.fileExtension()
+ "' can not be handled by the RezeptEditor.");
// close this editor because it can not present the resource
close(false);
}
} catch (Exception e) {
com.github.funthomas424242.rezeptsammler.rezept.resource.rezept.ui.RezeptUIPlugin.logError(
"Exception while loading resource in " + this.getClass().getSimpleName() + ".", e);
}
} else {
setResource(loadedResource);
}
}
