/*******************************************************************************
* Copyright (c) 2016 Weasis Team and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Nicolas Roduit - initial API and implementation
*******************************************************************************/
package org.weasis.core.ui.util;
import java.awt.datatransfer.DataFlavor;
import java.io.File;
import java.net.URI;
import java.util.Arrays;
import java.util.List;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class UriListFlavor {
private static final Logger LOGGER = LoggerFactory.getLogger(UriListFlavor.class);
public static final DataFlavor flavor = createConstant("text/uri-list;class=java.lang.String", null); //$NON-NLS-1$
private static final DataFlavor[] flavors = new DataFlavor[] { DataFlavor.javaFileListFlavor, flavor };
private UriListFlavor() {
}
private static DataFlavor createConstant(String mt, String prn) {
try {
return new DataFlavor(mt, prn, UriListFlavor.class.getClassLoader()); // $NON-NLS-1$
} catch (Exception e) {
LOGGER.error("Build uri flavor", e); //$NON-NLS-1$
return null;
}
}
public static List<File> textURIListToFileList(String uriList) {
List<File> list = new java.util.ArrayList<>();
for (java.util.StringTokenizer st = new java.util.StringTokenizer(uriList, "\r\n"); st.hasMoreTokens();) { //$NON-NLS-1$
String s = st.nextToken();
// Check if the line is a comment (as per the RFC 2483)
if (!s.startsWith("#")) { //$NON-NLS-1$
try {
list.add(new File(new URI(s)));
} catch (Exception e) {
LOGGER.error("Build file from URI", e); //$NON-NLS-1$
}
}
}
return list;
}
public static DataFlavor[] getTransferDataFlavors() {
return Arrays.copyOf(flavors, flavors.length);
}
public static boolean isDataFlavorSupported(DataFlavor flavor) {
return Arrays.asList(flavors).stream().anyMatch(flavor::equals);
}
}