Examples with ETagView com.google.gerrit.extensions.restapi.ETagView used on opensource projects

Example 1 with ETagView

use of com.google.gerrit.extensions.restapi.ETagView in project gerrit by GerritCodeReview.

the class RestApiServlet method notModified.

@SuppressWarnings({ "unchecked", "rawtypes" })
private static boolean notModified(HttpServletRequest req, RestResource rsrc, RestView<RestResource> view) {
    if (!isRead(req)) {
        return false;
    }
    if (view instanceof ETagView) {
        String have = req.getHeader(HttpHeaders.IF_NONE_MATCH);
        if (have != null) {
            return have.equals(((ETagView) view).getETag(rsrc));
        }
    }
    if (rsrc instanceof RestResource.HasETag) {
        String have = req.getHeader(HttpHeaders.IF_NONE_MATCH);
        if (have != null) {
            return have.equals(((RestResource.HasETag) rsrc).getETag());
        }
    }
    if (rsrc instanceof RestResource.HasLastModified) {
        Timestamp m = ((RestResource.HasLastModified) rsrc).getLastModified();
        long d = req.getDateHeader(HttpHeaders.IF_MODIFIED_SINCE);
        // HTTP times are in seconds, database may have millisecond precision.
        return d / 1000L == m.getTime() / 1000L;
    }
    return false;
}

Example 2 with ETagView

use of com.google.gerrit.extensions.restapi.ETagView in project gerrit by GerritCodeReview.

the class RestApiServlet method addResourceStateHeaders.

private void addResourceStateHeaders(HttpServletRequest req, HttpServletResponse res, TraceContext traceContext, ViewData viewData, RestResource rsrc) {
    RestView<RestResource> view = viewData.view;
    if (view instanceof ETagView) {
        String eTag = getEtagWithRetry(req, traceContext, viewData, (ETagView<RestResource>) view, rsrc);
        res.setHeader(HttpHeaders.ETAG, eTag);
    } else if (rsrc instanceof RestResource.HasETag) {
        String eTag = getEtagWithRetry(req, traceContext, (RestResource.HasETag) rsrc);
        if (!Strings.isNullOrEmpty(eTag)) {
            res.setHeader(HttpHeaders.ETAG, eTag);
        }
    }
    if (rsrc instanceof RestResource.HasLastModified) {
        res.setDateHeader(HttpHeaders.LAST_MODIFIED, ((RestResource.HasLastModified) rsrc).getLastModified().getTime());
    }
}

Example 3 with ETagView

use of com.google.gerrit.extensions.restapi.ETagView in project gerrit by GerritCodeReview.

the class RestApiServlet method notModified.

private boolean notModified(HttpServletRequest req, TraceContext traceContext, ViewData viewData, RestResource rsrc) {
    if (!isRead(req)) {
        return false;
    }
    RestView<RestResource> view = viewData.view;
    if (view instanceof ETagView) {
        String have = req.getHeader(HttpHeaders.IF_NONE_MATCH);
        if (have != null) {
            String eTag = getEtagWithRetry(req, traceContext, viewData, (ETagView<RestResource>) view, rsrc);
            return have.equals(eTag);
        }
    }
    if (rsrc instanceof RestResource.HasETag) {
        String have = req.getHeader(HttpHeaders.IF_NONE_MATCH);
        if (!Strings.isNullOrEmpty(have)) {
            String eTag = getEtagWithRetry(req, traceContext, (RestResource.HasETag) rsrc);
            return have.equals(eTag);
        }
    }
    if (rsrc instanceof RestResource.HasLastModified) {
        Timestamp m = ((RestResource.HasLastModified) rsrc).getLastModified();
        long d = req.getDateHeader(HttpHeaders.IF_MODIFIED_SINCE);
        // HTTP times are in seconds, database may have millisecond precision.
        return d / 1000L == m.getTime() / 1000L;
    }
    return false;
}