org.plasma.common.provisioning.NamespaceUtils Maven / Gradle / Ivy
/**
* Copyright 2017 TerraMeta Software, Inc.
*
* 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.plasma.common.provisioning;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
public class NamespaceUtils {
/**
* Tokenizes the given URI as an array of names suitable to be used as a UML
* package hierarchy.
*
* @param uri
* @return the name array
*/
public static String[] toPackageTokens(String uri) {
List list = new ArrayList();
try {
URL url = new URL(uri);
String[] authority = url.getAuthority().split("\\.");
for (int i = authority.length - 1; i >= 0; i--)
if (authority[i] != null && authority[i].trim().length() > 0)
list.add(authority[i]);
if (url.getPath() != null) {
String[] path = url.getPath().split("\\/");
for (int i = 0; i < path.length; i++)
if (path[i] != null && path[i].trim().length() > 0)
list.add(path[i]);
}
} catch (MalformedURLException e) {
throw new IllegalArgumentException(e);
}
String[] result = new String[list.size()];
list.toArray(result);
return result;
}
/**
* Tokenizes the given URI and assembles a qualified java package name.
*
* @param uri
* @return the qualified package name
*/
public static String toPackageName(String uri) {
String[] tokens = toPackageTokens(uri);
StringBuilder buf = new StringBuilder();
for (int i = tokens.length - 1; i >= 0; i--) {
if (i < tokens.length - 1)
buf.append(".");
buf.append(tokens[i]);
}
return buf.toString();
}
}