/*
* 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.metamodel.facets.object.membergroups.annotprop;
import java.util.Properties;
import com.google.common.base.Splitter;
import com.google.common.collect.Iterables;
import org.apache.isis.applib.annotation.MemberGroupLayout.ColumnSpans;
import org.apache.isis.core.commons.lang.StringFunctions;
import org.apache.isis.core.commons.lang.StringPredicates;
import org.apache.isis.core.metamodel.facetapi.FacetHolder;
import org.apache.isis.core.metamodel.facets.object.membergroups.MemberGroupLayoutFacetAbstract;
public class MemberGroupLayoutFacetProperties extends MemberGroupLayoutFacetAbstract {
public MemberGroupLayoutFacetProperties(
final Properties properties,
FacetHolder holder) {
super(asColumnSpans(properties),
asListWithDefaultGroup(asGroupList(properties, "left")),
asList(asGroupList(properties, "middle")),
asList(asGroupList(properties, "right")),
holder);
}
static ColumnSpans asColumnSpans(Properties properties) {
String columnSpansStr = properties.getProperty("columnSpans");
if(columnSpansStr == null) {
return null;
}
try {
return ColumnSpans.valueOf(columnSpansStr.trim());
} catch(IllegalArgumentException ex) {
return null;
}
}
static String[] asGroupList(Properties properties, final String key) {
final String property = properties.getProperty(key);
if(property == null) {
return new String[0];
}
final Iterable<String> split = Splitter.on(',').split(property);
return Iterables.toArray(
Iterables.filter(
Iterables.transform(split,StringFunctions.TRIM),
StringPredicates.NOT_EMPTY),
String.class);
}
}