1 | /* Copyright (c) 2009 Matthias Kaeppler
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2 | *
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3 | * Licensed under the Apache License, Version 2.0 (the "License");
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4 | * you may not use this file except in compliance with the License.
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5 | * You may obtain a copy of the License at
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6 | *
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7 | * http://www.apache.org/licenses/LICENSE-2.0
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8 | *
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9 | * Unless required by applicable law or agreed to in writing, software
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10 | * distributed under the License is distributed on an "AS IS" BASIS,
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11 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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12 | * See the License for the specific language governing permissions and
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13 | * limitations under the License.
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14 | */
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15 | package oauth.signpost.signature;
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16 |
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17 | import java.io.IOException;
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18 | import java.io.Serializable;
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19 |
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20 | import oauth.signpost.exception.OAuthMessageSignerException;
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21 | import oauth.signpost.http.HttpRequest;
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22 | import oauth.signpost.http.HttpParameters;
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23 |
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24 | import org.apache.commons.codec.binary.Base64;
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25 |
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26 | public abstract class OAuthMessageSigner implements Serializable {
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27 |
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28 | private static final long serialVersionUID = 4445779788786131202L;
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29 |
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30 | private transient Base64 base64;
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31 |
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32 | private String consumerSecret;
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33 |
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34 | private String tokenSecret;
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35 |
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36 | public OAuthMessageSigner() {
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37 | this.base64 = new Base64();
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38 | }
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39 |
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40 | public abstract String sign(HttpRequest request, HttpParameters requestParameters)
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41 | throws OAuthMessageSignerException;
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42 |
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43 | public abstract String getSignatureMethod();
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44 |
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45 | public String getConsumerSecret() {
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46 | return consumerSecret;
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47 | }
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48 |
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49 | public String getTokenSecret() {
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50 | return tokenSecret;
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51 | }
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52 |
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53 | public void setConsumerSecret(String consumerSecret) {
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54 | this.consumerSecret = consumerSecret;
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55 | }
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56 |
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57 | public void setTokenSecret(String tokenSecret) {
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58 | this.tokenSecret = tokenSecret;
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59 | }
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60 |
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61 | protected byte[] decodeBase64(String s) {
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62 | return base64.decode(s.getBytes());
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63 | }
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64 |
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65 | protected String base64Encode(byte[] b) {
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66 | return new String(base64.encode(b));
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67 | }
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68 |
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69 | private void readObject(java.io.ObjectInputStream stream)
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70 | throws IOException, ClassNotFoundException {
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71 | stream.defaultReadObject();
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72 | this.base64 = new Base64();
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73 | }
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74 | }
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