/*******************************************************************************
* Copyright (c) 2012-2017 Codenvy, S.A.
* 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:
* Codenvy, S.A. - initial API and implementation
*******************************************************************************/
package org.eclipse.che.util;
import org.reflections.util.ConfigurationBuilder;
import java.io.File;
import java.util.stream.Collectors;
/**
* Reflections configuration builder that ignore resources that is not exists.
* It happens when ide generators runs on generate-sources stage and ../target/classes folder is listed in class path but not exists.
* Reflections print NPE for such folders. See more https://github.com/ronmamo/reflections/issues/111
*
* @author Sergii Kabashniuk
*/
public final class IgnoreUnExistedResourcesReflectionConfigurationBuilder {
private static ConfigurationBuilder configurationBuilder;
static {
configurationBuilder= ConfigurationBuilder.build();
configurationBuilder.setUrls(configurationBuilder.getUrls()
.stream()
.filter(input -> !"file".equals(input.getProtocol()) ||
new File(input.getFile()).exists())
.collect(Collectors.toList()));
}
private IgnoreUnExistedResourcesReflectionConfigurationBuilder() {
}
/**
* @return Reflections ConfigurationBuilder that ignore not existing resources in class path.
*/
public static ConfigurationBuilder getConfigurationBuilder(){
return configurationBuilder ;
}
}