/*
* Copyright 2010 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file 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 com.amazonaws.services.s3.model;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import com.amazonaws.AmazonWebServiceRequest;
import com.amazonaws.HttpMethod;
import com.amazonaws.services.s3.AmazonS3;
/**
* <p>
* Contains options to genearate a pre-signed URL for an Amazon S3 resource.
* </p>
* <p>
* Pre-signed URLs allow clients to form a URL for an Amazon S3 resource and
* sign it with the current AWS security credentials.
* A pre-signed URL may be passed around for other users to access
* the resource without providing them
* access to an account's AWS security credentials.
* </p>
*
* @see AmazonS3#generatePresignedUrl(GeneratePresignedUrlRequest)
*/
public class GeneratePresignedUrlRequest extends AmazonWebServiceRequest {
/** The HTTP method (GET, PUT, DELETE, HEAD) to be used in this request and when the pre-signed URL is used */
private HttpMethod method;
/** The name of the bucket involved in this request */
private String bucketName;
/** The key of the object involved in this request */
private String key;
/**
* An optional expiration date at which point the generated pre-signed URL
* will no longer be accepted by Amazon S3. If not specified, a default
* value will be supplied.
*/
private Date expiration;
/**
* An optional map of additional parameters to include in the pre-signed
* URL. Adding additional request parameters enables more advanced
* pre-signed URLs, such as accessing Amazon S3's torrent resource for an
* object, or for specifying a version ID when accessing an object.
*/
private Map<String, String> requestParameters = new HashMap<String, String>();
/**
* Creates a new request for generating a pre-signed URL that can be used as
* part of an HTTP GET request to access the Amazon S3 object stored under
* the specified key in the specified bucket.
*
* @param bucketName
* The name of the bucket containing the desired Amazon S3
* object.
* @param key
* The key under which the desired Amazon S3 object is stored.
*/
public GeneratePresignedUrlRequest(String bucketName, String key) {
this(bucketName, key, HttpMethod.GET);
}
/**
* <p>
* Creates a new request for generating a pre-signed URL that can be used as
* part of an HTTP request to access the specified Amazon S3 resource.
* </p>
* <p>
* When specifying an HTTP method, you <b>must</b> send the pre-signed URL
* with the same HTTP method in order to successfully use the pre-signed
* URL.
* </p>
*
* @param bucketName
* The name of the Amazon S3 bucket involved in the operation.
* @param key
* The key of the Amazon S3 object involved in the operation.
* @param method
* The HTTP method (GET, PUT, DELETE, HEAD) to be used in the
* request when the pre-signed URL is used.
*/
public GeneratePresignedUrlRequest(String bucketName, String key, HttpMethod method) {
this.bucketName = bucketName;
this.key = key;
this.method = method;
}
/**
* The HTTP method (GET, PUT, DELETE, HEAD) to be used in this request. The
* same HTTP method <b>must</b> be used in the request when the pre-signed
* URL is used.
*
* @return The HTTP method (GET, PUT, DELETE, HEAD) to be used in this
* request and when the pre-signed URL is used.
*/
public HttpMethod getMethod() {
return method;
}
/**
* Sets the HTTP method (GET, PUT, DELETE, HEAD) to be used in this request.
* The same HTTP method <b>must</b> be used in the request when the
* pre-signed URL is used.
*
* @param method
* The HTTP method (GET, PUT, DELETE, HEAD) to be used in this
* request.
*/
public void setMethod(HttpMethod method) {
this.method = method;
}
/**
* Sets the HTTP method (GET, PUT, DELETE, HEAD) to be used in this request,
* and returns this request object to enable additional method calls to be
* chained together.
* <p>
* The same HTTP method <b>must</b> be used in the request when the
* pre-signed URL is used.
*
* @param method
* The HTTP method (GET, PUT, DELETE, HEAD) to be used in this
* request.
*
* @return The updated request object, so that additional method calls can
* be chained together.
*/
public GeneratePresignedUrlRequest withMethod(HttpMethod method) {
setMethod(method);
return this;
}
/**
* Returns the name of the bucket involved in this request.
*
* @return the name of the bucket involved in this request.
*/
public String getBucketName() {
return bucketName;
}
/**
* Sets the name of the bucket involved in this request.
*
* @param bucketName
* the name of the bucket involved in this request.
*/
public void setBucketName(String bucketName) {
this.bucketName = bucketName;
}
/**
* Sets the name of the bucket involved in this request, and returns this
* request object to enable additional method calls to be chained together.
*
* @param bucketName
* the name of the bucket involved in this request.
*
* @return The updated request object, so that additional method calls can
* be chained together.
*/
public GeneratePresignedUrlRequest withBucketName(String bucketName) {
setBucketName(bucketName);
return this;
}
/**
* Returns the key of the object involved in this request.
*
* @return The key of the object involved in this request.
*/
public String getKey() {
return key;
}
/**
* Sets the key of the object involved in this request.
*
* @param key
* the key of the object involved in this request.
*/
public void setKey(String key) {
this.key = key;
}
/**
* Sets the key of the object involved in this request, and returns this
* request object to enable additional method calls to be chained together.
*
* @param key
* the key of the object involved in this request.
*
* @return The updated request object, so that additional method calls can
* be chained together.
*/
public GeneratePresignedUrlRequest withKey(String key) {
setKey(key);
return this;
}
/**
* The expiration date at which point the new pre-signed URL will no longer
* be accepted by Amazon S3. If not specified, a default value will be
* supplied.
*
* @return The expiration date at which point the new pre-signed URL will no
* longer be accepted by Amazon S3.
*/
public Date getExpiration() {
return expiration;
}
/**
* Sets the expiration date at which point the new pre-signed URL will no
* longer be accepted by Amazon S3. If not specified, a default value will
* be supplied.
*
* @param expiration
* The expiration date at which point the new pre-signed URL will
* no longer be accepted by Amazon S3.
*/
public void setExpiration(Date expiration) {
this.expiration = expiration;
}
/**
* Sets the expiration date at which point the new pre-signed URL will no
* longer be accepted by Amazon S3, and returns this request object to
* enable additional method calls to be chained together.
* <p>
* If not specified, a default value will be supplied.
*
* @param expiration
* The expiration date at which point the new pre-signed URL will
* no longer be accepted by Amazon S3.
*
* @return The updated request object, so that additional method calls can
* be chained together.
*/
public GeneratePresignedUrlRequest withExpiration(Date expiration) {
setExpiration(expiration);
return this;
}
/**
* Adds an additional request parameter to be included in the pre-signed
* URL. Adding additional request parameters enables more advanced
* pre-signed URLs, such as accessing Amazon S3's torrent resource for an
* object, or for specifying a version ID when accessing an object.
*
* @param key
* The name of the request parameter, as it appears in the URL's
* query string (e.g. versionId).
* @param value
* The (optional) value of the request parameter being added.
*/
public void addRequestParameter(String key, String value) {
requestParameters.put(key, value);
}
/**
* Returns the complete map of additional request parameters to be included
* in the pre-signed URL.
*
* @return The complete map of additional request parameters to be included
* in the pre-signed URL.
*/
public Map<String, String> getRequestParameters() {
return requestParameters;
}
}