/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.isis.core.commons.config;
import java.util.ArrayList;
import java.util.Arrays;
import org.apache.isis.core.commons.resource.ResourceStreamSource;
import org.apache.isis.core.commons.resource.ResourceStreamSourceContextLoaderClassPath;
import org.apache.isis.core.commons.resource.ResourceStreamSourceFileSystem;
import org.apache.log4j.Logger;
import com.google.common.collect.Lists;
/**
* Convenience implementation of {@link IsisConfigurationBuilder} that loads configuration resource as per
* {@link IsisConfigurationBuilderFileSystem} and otherwise from the {@link ResourceStreamSourceContextLoaderClassPath
* classpath}.
*
* @see ResourceStreamSourceFileSystem
*/
public class IsisConfigurationBuilderDefault extends IsisConfigurationBuilderResourceStreams {
@SuppressWarnings("unused")
private static final Logger LOG = Logger.getLogger(IsisConfigurationBuilderDefault.class);
public IsisConfigurationBuilderDefault() {
super(resourceStreamSources(null));
}
public IsisConfigurationBuilderDefault(final String firstDirectory) {
super(resourceStreamSources(firstDirectory));
}
private static ResourceStreamSource[] resourceStreamSources(final String firstDirectory) {
final ArrayList<ResourceStreamSource> rssList = Lists.newArrayList();
if (firstDirectory != null) {
rssList.add(fromFileSystem(firstDirectory));
}
rssList.addAll(Arrays.asList(fromFileSystem(ConfigurationConstants.DEFAULT_CONFIG_DIRECTORY),
fromFileSystem(ConfigurationConstants.WEBINF_CONFIG_DIRECTORY), fromClassPath()));
return rssList.toArray(new ResourceStreamSource[0]);
}
private static ResourceStreamSource fromFileSystem(final String directory) {
return ResourceStreamSourceFileSystem.create(directory);
}
private static ResourceStreamSource fromClassPath() {
return new ResourceStreamSourceContextLoaderClassPath();
}
}