Examples with PythonResource org.python.pydev.navigator.elements.PythonResource used on opensource projects

Example 1 with PythonResource

use of org.python.pydev.navigator.elements.PythonResource in project Pydev by fabioz.

the class PythonModelProvider method convertToPythonElementsUpdateOrRefresh.

/**
 * Converts elements to the python model -- but only creates it if it's parent is found in the python model
 */
protected boolean convertToPythonElementsUpdateOrRefresh(Set<Object> currentChildren) {
    final Map<PythonNature, Set<String>> natureToSourcePathSet = new HashMap<>();
    LinkedHashSet<Object> convertedChildren = new LinkedHashSet<>();
    for (Iterator<Object> childrenItr = currentChildren.iterator(); childrenItr.hasNext(); ) {
        Object child = childrenItr.next();
        if (child == null) {
            // only case when a child is removed and another one is not added (null)
            childrenItr.remove();
            continue;
        }
        if (child instanceof IResource && !(child instanceof IWrappedResource)) {
            IResource res = (IResource) child;
            Object resourceInPythonModel = getResourceInPythonModel(res, true);
            if (resourceInPythonModel != null) {
                // if it is in the python model, just go on
                childrenItr.remove();
                convertedChildren.add(resourceInPythonModel);
            } else {
                // now, if it's not but its parent is, go on and create it
                IContainer p = res.getParent();
                if (p == null) {
                    continue;
                }
                Object pythonParent = getResourceInPythonModel(p, true);
                if (pythonParent instanceof IWrappedResource) {
                    IWrappedResource parent = (IWrappedResource) pythonParent;
                    if (res instanceof IProject) {
                        throw new RuntimeException("A project's parent should never be an IWrappedResource!");
                    } else if (res instanceof IFolder) {
                        childrenItr.remove();
                        convertedChildren.add(new PythonFolder(parent, (IFolder) res, parent.getSourceFolder()));
                    } else if (res instanceof IFile) {
                        childrenItr.remove();
                        convertedChildren.add(new PythonFile(parent, (IFile) res, parent.getSourceFolder()));
                    } else if (child instanceof IResource) {
                        childrenItr.remove();
                        convertedChildren.add(new PythonResource(parent, (IResource) child, parent.getSourceFolder()));
                    }
                } else if (res instanceof IFolder) {
                    // ok, still not in the model... could it be a PythonSourceFolder
                    IFolder folder = (IFolder) res;
                    IProject project = folder.getProject();
                    if (project == null) {
                        continue;
                    }
                    PythonNature nature = PythonNature.getPythonNature(project);
                    if (nature == null) {
                        continue;
                    }
                    Set<String> sourcePathSet = this.getSourcePathSet(natureToSourcePathSet, nature);
                    PythonSourceFolder wrapped = tryWrapSourceFolder(p, folder, sourcePathSet);
                    if (wrapped != null) {
                        childrenItr.remove();
                        convertedChildren.add(wrapped);
                    }
                }
            }
        }
    }
    if (!convertedChildren.isEmpty()) {
        currentChildren.addAll(convertedChildren);
        return true;
    }
    return false;
}