/*
* Copyright (c) 2010 Lockheed Martin Corporation
*
* Licensed 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.eurekastreams.server.domain;
import java.util.ArrayList;
import java.util.List;
/**
* Utility methods for consistent handling of domain formatted data.
*/
public final class DomainFormatUtility
{
/**
* Constructor to prevent instantiation.
*/
private DomainFormatUtility()
{
}
/**
* Stores the keywords provided as a list of capabilities.
*
* @param keywordList
* Comma-separated keyword list
* @return List of capabilities described by the keyword list.
*/
public static List<BackgroundItem> splitCapabilitiesString(final String keywordList)
{
List<BackgroundItem> capabilities = new ArrayList<BackgroundItem>();
if (keywordList != null && !keywordList.isEmpty())
{
// normalize whitespace and split discarding empty items
String[] keywords = keywordList.replaceAll("\\s+", " ").trim().split("\\s*,(?:\\s*,)*\\s*");
for (String keyword : keywords)
{
if (!keyword.isEmpty())
{
capabilities.add(new BackgroundItem(keyword, BackgroundItemType.CAPABILITY));
}
}
}
return capabilities;
}
/**
* Builds a displayable string (for edit boxes) for a list of background items.
*
* @param items
* List of background items.
* @return Displayable string.
*/
public static String buildCapabilitiesString(final List<BackgroundItem> items)
{
StringBuilder builder = new StringBuilder();
boolean first = true;
for (BackgroundItem item : items)
{
if (first)
{
first = false;
}
else
{
builder.append(", ");
}
builder.append(item.getName());
}
return builder.toString();
}
/**
* Builds a displayable string (for edit boxes).
*
* @param items
* List of background items.
* @return Displayable string.
*/
public static String buildCapabilitiesStringFromStrings(final List<String> items)
{
StringBuilder builder = new StringBuilder();
boolean first = true;
for (String item : items)
{
if (first)
{
first = false;
}
else
{
builder.append(", ");
}
builder.append(item);
}
return builder.toString();
}
}