本文整理汇总了Java中org.apache.http.HttpStatus.SC_NOT_MODIFIED属性的典型用法代码示例。如果您正苦于以下问题：Java HttpStatus.SC_NOT_MODIFIED属性的具体用法？Java HttpStatus.SC_NOT_MODIFIED怎么用？Java HttpStatus.SC_NOT_MODIFIED使用的例子？那么恭喜您, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类org.apache.http.HttpStatus的用法示例。
在下文中一共展示了HttpStatus.SC_NOT_MODIFIED属性的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: canResponseHaveBody
/**
* Decide whether a response comes with an entity.
* The implementation in this class is based on RFC 2616.
* <br/>
* Derived executors can override this method to handle
* methods and response codes not specified in RFC 2616.
*
* @param request the request, to obtain the executed method
* @param response the response, to obtain the status code
*/
protected boolean canResponseHaveBody(final HttpRequest request,
final HttpResponse response) {
if ("HEAD".equalsIgnoreCase(request.getRequestLine().getMethod())) {
return false;
}
int status = response.getStatusLine().getStatusCode();
return status >= HttpStatus.SC_OK
&& status != HttpStatus.SC_NO_CONTENT
&& status != HttpStatus.SC_NOT_MODIFIED
&& status != HttpStatus.SC_RESET_CONTENT;
}
示例2: process
/**
* Processes the response (possibly updating or inserting) Content-Length and Transfer-Encoding headers.
* @param response The HttpResponse to modify.
* @param context Unused.
* @throws ProtocolException If either the Content-Length or Transfer-Encoding headers are found.
* @throws IllegalArgumentException If the response is null.
*/
public void process(final HttpResponse response, final HttpContext context)
throws HttpException, IOException {
if (response == null) {
throw new IllegalArgumentException("HTTP response may not be null");
}
if (this.overwrite) {
response.removeHeaders(HTTP.TRANSFER_ENCODING);
response.removeHeaders(HTTP.CONTENT_LEN);
} else {
if (response.containsHeader(HTTP.TRANSFER_ENCODING)) {
throw new ProtocolException("Transfer-encoding header already present");
}
if (response.containsHeader(HTTP.CONTENT_LEN)) {
throw new ProtocolException("Content-Length header already present");
}
}
ProtocolVersion ver = response.getStatusLine().getProtocolVersion();
HttpEntity entity = response.getEntity();
if (entity != null) {
long len = entity.getContentLength();
if (entity.isChunked() && !ver.lessEquals(HttpVersion.HTTP_1_0)) {
response.addHeader(HTTP.TRANSFER_ENCODING, HTTP.CHUNK_CODING);
} else if (len >= 0) {
response.addHeader(HTTP.CONTENT_LEN, Long.toString(entity.getContentLength()));
}
// Specify a content type if known
if (entity.getContentType() != null && !response.containsHeader(
HTTP.CONTENT_TYPE )) {
response.addHeader(entity.getContentType());
}
// Specify a content encoding if known
if (entity.getContentEncoding() != null && !response.containsHeader(
HTTP.CONTENT_ENCODING)) {
response.addHeader(entity.getContentEncoding());
}
} else {
int status = response.getStatusLine().getStatusCode();
if (status != HttpStatus.SC_NO_CONTENT
&& status != HttpStatus.SC_NOT_MODIFIED
&& status != HttpStatus.SC_RESET_CONTENT) {
response.addHeader(HTTP.CONTENT_LEN, "0");
}
}
}
示例3: hasResponseBody
private static boolean hasResponseBody(int requestMethod, int responseCode) {
return requestMethod != Request.Method.HEAD
&& !(HttpStatus.SC_CONTINUE <= responseCode && responseCode < HttpStatus.SC_OK)
&& responseCode != HttpStatus.SC_NO_CONTENT
&& responseCode != HttpStatus.SC_NOT_MODIFIED;
}
示例4: hasResponseBody
/**
* Checks if a response message contains a body.
* @see <a href="https://tools.ietf.org/html/rfc7230#section-3.3">RFC 7230 section 3.3</a>
* @param requestMethod request method
* @param responseCode response status code
* @return whether the response has a body
*/
private static boolean hasResponseBody(int requestMethod, int responseCode) {
return requestMethod != Request.Method.HEAD
&& !(HttpStatus.SC_CONTINUE <= responseCode && responseCode < HttpStatus.SC_OK)
&& responseCode != HttpStatus.SC_NO_CONTENT
&& responseCode != HttpStatus.SC_NOT_MODIFIED;
}
示例5: hasResponseBody
/**
* Checks if a response message contains a body.
* @see <a href="https://tools.ietf.org/html/rfc7230#section-3.3">RFC 7230 section 3.3</a>
* @param requestMethod request method
* @param responseCode response status code
* @return whether the response has a body
*/
private static boolean hasResponseBody(int requestMethod, int responseCode) {
return requestMethod != Method.HEAD
&& !(HttpStatus.SC_CONTINUE <= responseCode && responseCode < HttpStatus.SC_OK)
&& responseCode != HttpStatus.SC_NO_CONTENT
&& responseCode != HttpStatus.SC_NOT_MODIFIED;
}