Example usage for com.intellij.openapi.fileChooser FileChooserDescriptor validateSelectedFiles

Introduction

In this page you can find the example usage for com.intellij.openapi.fileChooser FileChooserDescriptor validateSelectedFiles.

Prototype

public void validateSelectedFiles(VirtualFile @NotNull [] files) throws Exception 

Source Link

Document

the method is called upon pressing Ok in the FileChooserDialog Override the method in order to customize validation of user input

Usage

From source file:com.microsoft.azure.hdinsight.projects.SparkLibraryOptionsPanel.java

License:Open Source License

private NewLibraryEditor getNewLibraryEditor(@NotNull String path) {
    if (StringHelper.isNullOrWhiteSpace(path)) {
        return null;
    }/*from  w w  w  . j  av a  2s  .  c  o  m*/

    VirtualFile root = LocalFileSystem.getInstance().findFileByPath(path);
    if (root == null) {
        return null;
    }

    final FileChooserDescriptor chooserDescriptor = new FileChooserDescriptor(false, false, true, false, true,
            false);
    VirtualFile[] libraryFiles = VfsUtilCore
            .toVirtualFileArray(FileChooserUtil.getChosenFiles(chooserDescriptor, Arrays.asList(root)));

    try {
        chooserDescriptor.validateSelectedFiles(libraryFiles);
    } catch (Exception exception) {
        //do noting if check failed
        return null;
    }

    final List<OrderRoot> roots = RootDetectionUtil.detectRoots(Arrays.asList(libraryFiles), null, null,
            new DefaultLibraryRootsComponentDescriptor());
    if (roots.isEmpty()) {
        return null;
    }

    NewLibraryConfiguration configuration = new NewLibraryConfiguration(
            LibraryTypeServiceImpl.suggestLibraryName(roots), SparkLibraryType.getInstance(),
            new SparkLibraryProperties()) {
        @Override
        public void addRoots(@NotNull LibraryEditor libraryEditor) {
            libraryEditor.addRoots(roots);
        }
    };

    if (configuration != null) {
        NewLibraryEditor libraryEditor = new NewLibraryEditor(configuration.getLibraryType(),
                configuration.getProperties());
        libraryEditor.setName(suggestUniqueLibraryName(configuration.getDefaultLibraryName()));
        configuration.addRoots(libraryEditor);

        return libraryEditor;
    }

    return null;
}

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