com.aliyun.oss.internal.OSSRequestSigner Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
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* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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,
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package com.aliyun.oss.internal;
import com.aliyun.oss.ClientException;
import com.aliyun.oss.common.auth.Credentials;
import com.aliyun.oss.common.auth.RequestSigner;
import com.aliyun.oss.common.auth.ServiceSignature;
import com.aliyun.oss.common.comm.RequestMessage;
public class OSSRequestSigner implements RequestSigner {
private String httpMethod;
/* Note that resource path should not have been url-encoded. */
private String resourcePath;
private Credentials creds;
public OSSRequestSigner(String httpMethod, String resourcePath, Credentials creds) {
this.httpMethod = httpMethod;
this.resourcePath = resourcePath;
this.creds = creds;
}
@Override
public void sign(RequestMessage request) throws ClientException {
String accessKeyId = creds.getAccessKeyId();
String secretAccessKey = creds.getSecretAccessKey();
if (accessKeyId.length() > 0 && secretAccessKey.length() > 0) {
String canonicalString = SignUtils.buildCanonicalString(httpMethod, resourcePath, request, null);
String signature = ServiceSignature.create().computeSignature(secretAccessKey, canonicalString);
request.addHeader(OSSHeaders.AUTHORIZATION, OSSUtils.composeRequestAuthorization(accessKeyId, signature));
}
}
}