Package io.undertow.util

Examples of io.undertow.util.ETag

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                super.doTrace(req, resp);
        }
    }

    private void serveFileBlocking(final HttpServletRequest req, final HttpServletResponse resp, final Resource resource) throws IOException {
        final ETag etag = resource.getETag();
        final Date lastModified = resource.getLastModified();
        if (!ETagUtils.handleIfMatch(req.getHeader(Headers.IF_MATCH_STRING), etag, false) ||
                !DateUtils.handleIfUnmodifiedSince(req.getHeader(Headers.IF_UNMODIFIED_SINCE_STRING), lastModified)) {
            resp.setStatus(412);
            return;
        }
        if (!ETagUtils.handleIfNoneMatch(req.getHeader(Headers.IF_NONE_MATCH_STRING), etag, true) ||
                !DateUtils.handleIfModifiedSince(req.getHeader(Headers.IF_MODIFIED_SINCE_STRING), lastModified)) {
            resp.setStatus(304);
            return;
        }
        //todo: handle range requests
        //we are going to proceed. Set the appropriate headers
        final String contentType = deployment.getServletContext().getMimeType(resource.getName());
        if (contentType != null) {
            resp.setContentType(contentType);
        } else {
            resp.setContentType("application/octet-stream");
        }
        if (lastModified != null) {
            resp.setHeader(Headers.LAST_MODIFIED_STRING, resource.getLastModifiedString());
        }
        if (etag != null) {
            resp.setHeader(Headers.ETAG_STRING, etag.toString());
        }
        try {
            //only set the content length if we are using a stream
            //if we are using a writer who knows what the length will end up being
            //todo: if someone installs a filter this can cause problems
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                        return;
                    }
                    resource = indexResource;
                }

                final ETag etag = resource.getETag();
                final Date lastModified = resource.getLastModified();
                if (!ETagUtils.handleIfMatch(exchange, etag, false) ||
                        !DateUtils.handleIfUnmodifiedSince(exchange, lastModified)) {
                    exchange.setResponseCode(412);
                    exchange.endExchange();
                    return;
                }
                if (!ETagUtils.handleIfNoneMatch(exchange, etag, true) ||
                        !DateUtils.handleIfModifiedSince(exchange, lastModified)) {
                    exchange.setResponseCode(304);
                    exchange.endExchange();
                    return;
                }
                //todo: handle range requests
                //we are going to proceed. Set the appropriate headers
                final String contentType = resource.getContentType(mimeMappings);
                if (contentType != null) {
                    exchange.getResponseHeaders().put(Headers.CONTENT_TYPE, contentType);
                } else {
                    exchange.getResponseHeaders().put(Headers.CONTENT_TYPE, "application/octet-stream");
                }
                if (lastModified != null) {
                    exchange.getResponseHeaders().put(Headers.LAST_MODIFIED, resource.getLastModifiedString());
                }
                if (etag != null) {
                    exchange.getResponseHeaders().put(Headers.ETAG, etag.toString());
                }
                Long contentLength = resource.getContentLength();
                if (contentLength != null) {
                    exchange.getResponseHeaders().put(Headers.CONTENT_LENGTH, contentLength.toString());
                }
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                super.doPost(req, resp);
        }
    }

    private void serveFileBlocking(final HttpServletRequest req, final HttpServletResponse resp, final Resource resource) throws IOException {
        final ETag etag = resource.getETag();
        final Date lastModified = resource.getLastModified();
        if (!ETagUtils.handleIfMatch(req.getHeader(Headers.IF_MATCH_STRING), etag, false) ||
                !DateUtils.handleIfUnmodifiedSince(req.getHeader(Headers.IF_UNMODIFIED_SINCE_STRING), lastModified)) {
            resp.setStatus(412);
            return;
        }
        if (!ETagUtils.handleIfNoneMatch(req.getHeader(Headers.IF_NONE_MATCH_STRING), etag, true) ||
                !DateUtils.handleIfModifiedSince(req.getHeader(Headers.IF_MODIFIED_SINCE_STRING), lastModified)) {
            resp.setStatus(304);
            return;
        }
        //todo: handle range requests
        //we are going to proceed. Set the appropriate headers
        final String contentType = deployment.getServletContext().getMimeType(resource.getName());
        if (contentType != null) {
            resp.setHeader(Headers.CONTENT_TYPE_STRING, contentType);
        } else {
            resp.setHeader(Headers.CONTENT_TYPE_STRING, "application/octet-stream");
        }
        if (lastModified != null) {
            resp.setHeader(Headers.LAST_MODIFIED_STRING, resource.getLastModifiedString());
        }
        if (etag != null) {
            resp.setHeader(Headers.ETAG_STRING, etag.toString());
        }
        try {
            //only set the content length if we are using a stream
            //if we are using a writer who knows what the length will end up being
            Long contentLength = resource.getContentLength();
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        CachedHttpRequest existingKey = (CachedHttpRequest) entry.key();
        //if any of the header matches fail we just return
        //we don't can the request, as it is possible the underlying handler
        //may have additional etags
        final ETag etag = existingKey.getEtag();
        if (!ETagUtils.handleIfMatch(exchange, etag, false)) {
            return false;
        }
        //we do send a 304 if the if-none-match header matches
        if (!ETagUtils.handleIfNoneMatch(exchange, etag, true)) {
            exchange.setResponseCode(304);
            exchange.endExchange();
            return true;
        }
        //the server may have a more up to date representation
        if (!DateUtils.handleIfUnmodifiedSince(exchange, existingKey.getLastModified())) {
            return false;
        }
        if (!DateUtils.handleIfModifiedSince(exchange, existingKey.getLastModified())) {
            exchange.setResponseCode(304);
            exchange.endExchange();
            return true;
        }

        //we are going to proceed. Set the appropriate headers
        if(existingKey.getContentType() != null) {
            exchange.getResponseHeaders().put(Headers.CONTENT_TYPE, existingKey.getContentType());
        }
        if(existingKey.getContentEncoding() != null && !Headers.IDENTITY.equals(HttpString.tryFromString(existingKey.getContentEncoding()))) {
            exchange.getResponseHeaders().put(Headers.CONTENT_ENCODING, existingKey.getContentEncoding());
        }
        if(existingKey.getLastModified() != null) {
            exchange.getResponseHeaders().put(Headers.LAST_MODIFIED, DateUtils.toDateString(existingKey.getLastModified()));
        }
        if(existingKey.getContentLocation() != null) {
            exchange.getResponseHeaders().put(Headers.CONTENT_LOCATION, existingKey.getContentLocation());
        }
        if(existingKey.getLanguage() != null) {
            exchange.getResponseHeaders().put(Headers.CONTENT_LANGUAGE, existingKey.getLanguage());
        }
        if(etag != null) {
            exchange.getResponseHeaders().put(Headers.CONTENT_LANGUAGE, etag.toString());
        }

        //TODO: support if-range
        exchange.getResponseHeaders().put(Headers.CONTENT_LENGTH, Long.toString(entry.size()));
        if (exchange.getRequestMethod().equals(HEAD)) {
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                        return;
                    }
                    resource = indexResource;
                }

                final ETag etag = resource.getETag();
                final Date lastModified = resource.getLastModified();
                if (!ETagUtils.handleIfMatch(exchange, etag, false) ||
                        !DateUtils.handleIfUnmodifiedSince(exchange, lastModified)) {
                    exchange.setResponseCode(412);
                    exchange.endExchange();
                    return;
                }
                if (!ETagUtils.handleIfNoneMatch(exchange, etag, true) ||
                        !DateUtils.handleIfModifiedSince(exchange, lastModified)) {
                    exchange.setResponseCode(304);
                    exchange.endExchange();
                    return;
                }
                //todo: handle range requests
                //we are going to proceed. Set the appropriate headers
                final String contentType = resource.getContentType(mimeMappings);
                if (contentType != null) {
                    exchange.getResponseHeaders().put(Headers.CONTENT_TYPE, contentType);
                } else {
                    exchange.getResponseHeaders().put(Headers.CONTENT_TYPE, "application/octet-stream");
                }
                if (lastModified != null) {
                    exchange.getResponseHeaders().put(Headers.LAST_MODIFIED, resource.getLastModifiedString());
                }
                if (etag != null) {
                    exchange.getResponseHeaders().put(Headers.ETAG, etag.toString());
                }
                Long contentLength = resource.getContentLength();
                if (contentLength != null) {
                    exchange.getResponseHeaders().put(Headers.CONTENT_LENGTH, contentLength.toString());
                }
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                super.doPost(req, resp);
        }
    }

    private void serveFileBlocking(final HttpServletRequest req, final HttpServletResponse resp, final Resource resource) throws IOException {
        final ETag etag = resource.getETag();
        final Date lastModified = resource.getLastModified();
        if (!ETagUtils.handleIfMatch(req.getHeader(Headers.IF_MATCH_STRING), etag, false) ||
                !DateUtils.handleIfUnmodifiedSince(req.getHeader(Headers.IF_UNMODIFIED_SINCE_STRING), lastModified)) {
            resp.setStatus(412);
            return;
        }
        if (!ETagUtils.handleIfNoneMatch(req.getHeader(Headers.IF_NONE_MATCH_STRING), etag, true) ||
                !DateUtils.handleIfModifiedSince(req.getHeader(Headers.IF_MODIFIED_SINCE_STRING), lastModified)) {
            resp.setStatus(304);
            return;
        }
        //todo: handle range requests
        //we are going to proceed. Set the appropriate headers
        final String contentType = deployment.getServletContext().getMimeType(resource.getName());
        if (contentType != null) {
            resp.setHeader(Headers.CONTENT_TYPE_STRING, contentType);
        } else {
            resp.setHeader(Headers.CONTENT_TYPE_STRING, "application/octet-stream");
        }
        if (lastModified != null) {
            resp.setHeader(Headers.LAST_MODIFIED_STRING, resource.getLastModifiedString());
        }
        if (etag != null) {
            resp.setHeader(Headers.ETAG_STRING, etag.toString());
        }
        try {
            //only set the content length if we are using a stream
            //if we are using a writer who knows what the length will end up being
            //todo: if someone installs a filter this can cause problems
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                super.doPost(req, resp);
        }
    }

    private void serveFileBlocking(final HttpServletRequest req, final HttpServletResponse resp, final Resource resource) throws IOException {
        final ETag etag = resource.getETag();
        final Date lastModified = resource.getLastModified();
        if (!ETagUtils.handleIfMatch(req.getHeader(Headers.IF_MATCH_STRING), etag, false) ||
                !DateUtils.handleIfUnmodifiedSince(req.getHeader(Headers.IF_UNMODIFIED_SINCE_STRING), lastModified)) {
            resp.setStatus(412);
            return;
        }
        if (!ETagUtils.handleIfNoneMatch(req.getHeader(Headers.IF_NONE_MATCH_STRING), etag, true) ||
                !DateUtils.handleIfModifiedSince(req.getHeader(Headers.IF_MODIFIED_SINCE_STRING), lastModified)) {
            resp.setStatus(304);
            return;
        }
        //todo: handle range requests
        //we are going to proceed. Set the appropriate headers
        final String contentType = deployment.getServletContext().getMimeType(resource.getName());
        if (contentType != null) {
            resp.setHeader(Headers.CONTENT_TYPE_STRING, contentType);
        } else {
            resp.setHeader(Headers.CONTENT_TYPE_STRING, "application/octet-stream");
        }
        if (lastModified != null) {
            resp.setHeader(Headers.LAST_MODIFIED_STRING, resource.getLastModifiedString());
        }
        if (etag != null) {
            resp.setHeader(Headers.ETAG_STRING, etag.toString());
        }
        try {
            //only set the content length if we are using a stream
            //if we are using a writer who knows what the length will end up being
            //todo: if someone installs a filter this can cause problems
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                        return;
                    }
                    resource = indexResource;
                }

                final ETag etag = resource.getETag();
                final Date lastModified = resource.getLastModified();
                if (!ETagUtils.handleIfMatch(exchange, etag, false) ||
                        !DateUtils.handleIfUnmodifiedSince(exchange, lastModified)) {
                    exchange.setResponseCode(412);
                    exchange.endExchange();
                    return;
                }
                if (!ETagUtils.handleIfNoneMatch(exchange, etag, true) ||
                        !DateUtils.handleIfModifiedSince(exchange, lastModified)) {
                    exchange.setResponseCode(304);
                    exchange.endExchange();
                    return;
                }
                //todo: handle range requests
                //we are going to proceed. Set the appropriate headers
                final String contentType = resource.getContentType(mimeMappings);
                if (contentType != null) {
                    exchange.getResponseHeaders().put(Headers.CONTENT_TYPE, contentType);
                } else {
                    exchange.getResponseHeaders().put(Headers.CONTENT_TYPE, "application/octet-stream");
                }
                if (lastModified != null) {
                    exchange.getResponseHeaders().put(Headers.LAST_MODIFIED, resource.getLastModifiedString());
                }
                if (etag != null) {
                    exchange.getResponseHeaders().put(Headers.ETAG, etag.toString());
                }
                Long contentLength = resource.getContentLength();
                if (contentLength != null) {
                    exchange.getResponseHeaders().put(Headers.CONTENT_LENGTH, contentLength.toString());
                }
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                super.doPost(req, resp);
        }
    }

    private void serveFileBlocking(final HttpServletRequest req, final HttpServletResponse resp, final Resource resource) throws IOException {
        final ETag etag = resource.getETag();
        final Date lastModified = resource.getLastModified();
        if (!ETagUtils.handleIfMatch(req.getHeader(Headers.IF_MATCH_STRING), etag, false) ||
                !DateUtils.handleIfUnmodifiedSince(req.getHeader(Headers.IF_UNMODIFIED_SINCE_STRING), lastModified)) {
            resp.setStatus(412);
            return;
        }
        if (!ETagUtils.handleIfNoneMatch(req.getHeader(Headers.IF_NONE_MATCH_STRING), etag, true) ||
                !DateUtils.handleIfModifiedSince(req.getHeader(Headers.IF_MODIFIED_SINCE_STRING), lastModified)) {
            resp.setStatus(304);
            return;
        }
        //todo: handle range requests
        //we are going to proceed. Set the appropriate headers
        final String contentType = deployment.getServletContext().getMimeType(resource.getName());
        if (contentType != null) {
            resp.setHeader(Headers.CONTENT_TYPE_STRING, contentType);
        } else {
            resp.setHeader(Headers.CONTENT_TYPE_STRING, "application/octet-stream");
        }
        if (lastModified != null) {
            resp.setHeader(Headers.LAST_MODIFIED_STRING, resource.getLastModifiedString());
        }
        if (etag != null) {
            resp.setHeader(Headers.ETAG_STRING, etag.toString());
        }
        try {
            //only set the content length if we are using a stream
            //if we are using a writer who knows what the length will end up being
            //todo: if someone installs a filter this can cause problems
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                super.doTrace(req, resp);
        }
    }

    private void serveFileBlocking(final HttpServletRequest req, final HttpServletResponse resp, final Resource resource) throws IOException {
        final ETag etag = resource.getETag();
        final Date lastModified = resource.getLastModified();
        if (!ETagUtils.handleIfMatch(req.getHeader(Headers.IF_MATCH_STRING), etag, false) ||
                !DateUtils.handleIfUnmodifiedSince(req.getHeader(Headers.IF_UNMODIFIED_SINCE_STRING), lastModified)) {
            resp.setStatus(412);
            return;
        }
        if (!ETagUtils.handleIfNoneMatch(req.getHeader(Headers.IF_NONE_MATCH_STRING), etag, true) ||
                !DateUtils.handleIfModifiedSince(req.getHeader(Headers.IF_MODIFIED_SINCE_STRING), lastModified)) {
            resp.setStatus(304);
            return;
        }
        //todo: handle range requests
        //we are going to proceed. Set the appropriate headers
        final String contentType = deployment.getServletContext().getMimeType(resource.getName());
        if (contentType != null) {
            resp.setHeader(Headers.CONTENT_TYPE_STRING, contentType);
        } else {
            resp.setHeader(Headers.CONTENT_TYPE_STRING, "application/octet-stream");
        }
        if (lastModified != null) {
            resp.setHeader(Headers.LAST_MODIFIED_STRING, resource.getLastModifiedString());
        }
        if (etag != null) {
            resp.setHeader(Headers.ETAG_STRING, etag.toString());
        }
        try {
            //only set the content length if we are using a stream
            //if we are using a writer who knows what the length will end up being
            //todo: if someone installs a filter this can cause problems
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Related Classes of io.undertow.util.ETag

  • io.undertow.server.handlers.cache.ResponseCache
  • io.undertow.server.handlers.resource.DirectoryUtils
  • io.undertow.server.handlers.resource.ResourceHandler
  • io.undertow.servlet.handlers.DefaultServlet
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