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      1 /*
      2  * Copyright (C) 2011 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package org.conscrypt;
     18 
     19 import java.io.InputStream;
     20 import java.io.OutputStream;
     21 import java.security.Key;
     22 import java.security.KeyStoreSpi;
     23 import java.security.cert.Certificate;
     24 import java.util.Collections;
     25 import java.util.Date;
     26 import java.util.Enumeration;
     27 
     28 /**
     29  * A KeyStoreSpi wrapper for the TrustedCertificateStore.
     30  *
     31  * @hide
     32  */
     33 @Internal
     34 public final class TrustedCertificateKeyStoreSpi extends KeyStoreSpi {
     35 
     36     private final TrustedCertificateStore store = new TrustedCertificateStore();
     37 
     38     @Override
     39     public Key engineGetKey(String alias, char[] password) {
     40         if (alias == null) {
     41             throw new NullPointerException("alias == null");
     42         }
     43         return null;
     44     }
     45 
     46     @Override
     47     public Certificate[] engineGetCertificateChain(String alias) {
     48         if (alias == null) {
     49             throw new NullPointerException("alias == null");
     50         }
     51         return null;
     52     }
     53 
     54     @Override
     55     public Certificate engineGetCertificate(String alias) {
     56         return store.getCertificate(alias);
     57     }
     58 
     59     @Override
     60     public Date engineGetCreationDate(String alias) {
     61         return store.getCreationDate(alias);
     62     }
     63 
     64     @Override
     65     public void engineSetKeyEntry(
     66             String alias, Key key, char[] password, Certificate[] chain) {
     67         throw new UnsupportedOperationException();
     68     }
     69 
     70     @Override
     71     public void engineSetKeyEntry(String alias, byte[] key, Certificate[] chain) {
     72         throw new UnsupportedOperationException();
     73     }
     74 
     75     @Override
     76     public void engineSetCertificateEntry(String alias, Certificate cert) {
     77         if (alias == null) {
     78             throw new NullPointerException("alias == null");
     79         }
     80         throw new UnsupportedOperationException();
     81     }
     82 
     83     @Override
     84     public void engineDeleteEntry(String alias) {
     85         throw new UnsupportedOperationException();
     86     }
     87 
     88     @Override
     89     public Enumeration<String> engineAliases() {
     90         return Collections.enumeration(store.aliases());
     91     }
     92 
     93     @Override
     94     public boolean engineContainsAlias(String alias) {
     95         return store.containsAlias(alias);
     96     }
     97 
     98     @Override
     99     public int engineSize() {
    100         return store.aliases().size();
    101     }
    102 
    103     @Override
    104     public boolean engineIsKeyEntry(String alias) {
    105         if (alias == null) {
    106             throw new NullPointerException("alias == null");
    107         }
    108         return false;
    109     }
    110 
    111     @Override
    112     public boolean engineIsCertificateEntry(String alias) {
    113         return engineContainsAlias(alias);
    114     }
    115 
    116     @Override
    117     public String engineGetCertificateAlias(Certificate c) {
    118         return store.getCertificateAlias(c);
    119     }
    120 
    121     @Override
    122     public void engineStore(OutputStream stream, char[] password) {
    123         throw new UnsupportedOperationException();
    124     }
    125 
    126     @Override
    127     public void engineLoad(InputStream stream, char[] password) {
    128         if (stream != null) {
    129             throw new UnsupportedOperationException();
    130         }
    131     }
    132 }
    133