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An OAuth2 client implementation based on http-client-essentials.

There is a newer version: 0.22.1

/*
 * Copyright (C) 2016 Marten Gajda 
 *
 * 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.dmfs.oauth2.client.scope;

import org.dmfs.oauth2.client.OAuth2Scope;


/**
 * A basic {@link OAuth2Scope} that gets the scope tokens in an array.
 * 
 * @author Marten Gajda 
 */
public final class BasicScope implements OAuth2Scope
{
	public final String[] mTokens;


	/**
	 * Creates a new {@link OAuth2Scope} that contains the given tokens.
	 * 
	 * @param tokens
	 *            The scope tokens in this scope. Must not contain null or empty {@link String}s.
	 */
	public BasicScope(String... tokens)
	{
		mTokens = tokens.clone();
	}


	@Override
	public boolean isEmpty()
	{
		return mTokens.length == 0;
	}


	@Override
	public boolean hasToken(String token)
	{
		for (String scopeToken : mTokens)
		{
			if (scopeToken.equals(token))
			{
				return true;
			}
		}
		return false;
	}


	@Override
	public String toString()
	{
		StringBuilder result = new StringBuilder(mTokens.length * 30);
		boolean first = true;

		for (String token : mTokens)
		{
			if (first)
			{
				first = false;
			}
			else
			{
				result.append(' ');
			}
			result.append(token);
		}
		return result.toString();
	}

}