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      1 /*
      2  *  Licensed to the Apache Software Foundation (ASF) under one or more
      3  *  contributor license agreements.  See the NOTICE file distributed with
      4  *  this work for additional information regarding copyright ownership.
      5  *  The ASF licenses this file to You under the Apache License, Version 2.0
      6  *  (the "License"); you may not use this file except in compliance with
      7  *  the License.  You may obtain a copy of the License at
      8  *
      9  *     http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  *  Unless required by applicable law or agreed to in writing, software
     12  *  distributed under the License is distributed on an "AS IS" BASIS,
     13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14  *  See the License for the specific language governing permissions and
     15  *  limitations under the License.
     16  */
     17 
     18 /**
     19 * @author Vera Y. Petrashkova
     20 */
     21 
     22 package org.apache.harmony.xnet.tests.support;
     23 
     24 import java.security.Provider;
     25 import java.security.Security;
     26 
     27 /**
     28  * Additional class for verification spi-engine classes
     29  *
     30  */
     31 
     32 public class SpiEngUtils {
     33 
     34     public static final String[] invalidValues = {
     35             "",
     36             "BadAlgorithm",
     37             "Long message Long message Long message Long message Long message Long message Long message Long message Long message Long message Long message Long message Long message" };
     38 
     39     /**
     40      * Verification: is algorithm supported or not
     41      *
     42      * @param algorithm
     43      * @param service
     44      * @return
     45      */
     46     public static Provider isSupport(String algorithm, String service) {
     47         try {
     48             Provider[] provs = Security.getProviders(service.concat(".")
     49                     .concat(algorithm));
     50             if (provs == null) {
     51                 return null;
     52             }
     53             return (provs.length == 0 ? null : provs[0]);
     54         } catch (Exception e) {
     55             return null;
     56         }
     57     }
     58 
     59     public class MyProvider extends Provider {
     60 
     61         private static final long serialVersionUID = 1L;
     62 
     63         public MyProvider(String name, String info, String key, String clName) {
     64             super(name, 1.0, info);
     65             put(key, clName);
     66         }
     67 
     68     }
     69 
     70 }