/*******************************************************************************
* 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.core.db.schema.impl.flyway;
import org.flywaydb.core.api.configuration.FlywayConfiguration;
import org.flywaydb.core.internal.util.Location;
import org.flywaydb.core.internal.util.scanner.Resource;
import org.flywaydb.core.internal.util.scanner.classpath.ClassPathScanner;
import org.flywaydb.core.internal.util.scanner.filesystem.FileSystemScanner;
import java.io.IOException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import static com.google.common.collect.Lists.newArrayList;
/**
* Searches for sql scripts in given places.
*
* @author Yevhenii Voevodin
*/
class ResourcesFinder {
/**
* Finds script resources in configured {@link FlywayConfiguration#getLocations()}.
*
* @param configuration
* flyway configuration to find scripts
* @return found scripts or an empty list if nothing found
* @throws IOException
* when any io error occurs during scripts look up
*/
Map<Location, List<Resource>> findResources(FlywayConfiguration configuration) throws IOException {
final String prefix = configuration.getSqlMigrationPrefix();
final String suffix = configuration.getSqlMigrationSuffix();
final ClassPathScanner cpScanner = new ClassPathScanner(configuration.getClassLoader());
final FileSystemScanner fsScanner = new FileSystemScanner();
final Map<Location, List<Resource>> resources = new HashMap<>();
for (String rawLocation : configuration.getLocations()) {
final Location location = new Location(rawLocation);
if (location.isClassPath()) {
resources.put(location, newArrayList(cpScanner.scanForResources(location, prefix, suffix)));
} else {
resources.put(location, newArrayList(fsScanner.scanForResources(location, prefix, suffix)));
}
}
return resources;
}
}