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A headless browser intended for use in testing web-based applications.
/*
* Copyright (c) 2002-2021 Gargoyle Software Inc.
*
* Licensed 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
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License 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.gargoylesoftware.htmlunit.attachment;
import com.gargoylesoftware.htmlunit.HttpHeader;
import com.gargoylesoftware.htmlunit.Page;
import com.gargoylesoftware.htmlunit.WebResponse;
/**
* An attachment represents a page received from the server which contains a
* {@code Content-Disposition=attachment} header.
*
* @author Bruce Chapman
* @author Sudhan Moghe
* @author Daniel Gredler
* @author Ronald Brill
*/
public class Attachment {
/** The attached page. */
private final Page page_;
/**
* Creates a new attachment for the specified page.
* @param page the attached page
*/
public Attachment(final Page page) {
page_ = page;
}
/**
* Returns the attached page.
* @return the attached page
*/
public Page getPage() {
return page_;
}
/**
* Returns the attachment's filename, as suggested by the Content-Disposition
* header, or {@code null} if no filename was suggested.
* @return the attachment's suggested filename, or {@code null} if none was suggested
*/
public String getSuggestedFilename() {
final WebResponse response = page_.getWebResponse();
final String disp = response.getResponseHeaderValue(HttpHeader.CONTENT_DISPOSITION);
int start = disp.indexOf("filename=");
if (start == -1) {
return null;
}
start += "filename=".length();
if (start >= disp.length()) {
return null;
}
int end = disp.indexOf(';', start);
if (end == -1) {
end = disp.length();
}
if (disp.charAt(start) == '"' && disp.charAt(end - 1) == '"') {
start++;
end--;
}
return disp.substring(start, end);
}
}
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