/*
* JBoss, a division of Red Hat
* Copyright 2013, Red Hat Middleware, LLC, and individual
* contributors as indicated by the @authors tag. See the
* copyright.txt in the distribution for a full listing of
* individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.gatein.security.oauth.spi;
import java.io.Serializable;
import java.util.Collection;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import org.exoplatform.commons.utils.Safe;
/**
* General class, which encapsulates all important information about OAuth access token. Various implementation of OAuth providers
* should override this class and add their own data related to their access tokens
*
* @author <a href="mailto:mposolda@redhat.com">Marek Posolda</a>
*/
public abstract class AccessTokenContext implements Serializable {
private static final long serialVersionUID = -7034897192745766989L;
public static final String DELIMITER = " ";
private final Set<String> scopes = new HashSet<String>();
public AccessTokenContext(String... scopes) {
if (scopes != null && scopes.length > 0) {
for (String scope : scopes) {
this.scopes.add(scope);
}
}
}
public AccessTokenContext(String scopesAsString) {
if (scopesAsString == null) {
scopesAsString = "";
}
String[] scopes = scopesAsString.split(DELIMITER);
for (String scope : scopes) {
this.scopes.add(scope);
}
}
public AccessTokenContext(Collection<String> scopes) {
if (scopes != null) {
this.scopes.addAll(scopes);
}
}
public boolean isScopeAvailable(String scope) {
return scopes.contains(scope);
}
public String getScopesAsString() {
Iterator<String> iterator = scopes.iterator();
StringBuilder result;
if (iterator.hasNext()) {
result = new StringBuilder(iterator.next());
} else {
return "";
}
while (iterator.hasNext()) {
result.append(DELIMITER + iterator.next());
}
return result.toString();
}
public boolean addScope(String scope) {
return scopes.add(scope);
}
/**
* @return String representation of access token
*/
public abstract String getAccessToken();
@Override
public String toString() {
return new StringBuilder(" scope=" + getScopesAsString()).append("]").toString();
}
@Override
public boolean equals(Object that) {
if (that == this) {
return true;
}
if (that == null) {
return false;
}
if (!(that.getClass().equals(this.getClass()))) {
return false;
}
AccessTokenContext thatt = (AccessTokenContext)that;
return Safe.equals(this.scopes, thatt.scopes);
}
@Override
public int hashCode() {
return scopes.hashCode();
}
}