smartsheet / smartsheet-java-sdk / #57

Committed 29 Jul 2025 04:55PM UTC coverage: 60.803% (+0.2%) from 60.611%

Build # #57

Build Type

push

github

Committed by

web-flow

Commit Message

Added new sharing endpoints. Deprecated old sharing endpoints. (#125)

* Added new sharing endpoints.
Deprecated old endpoints.

* Updated to 3.3.0 for deprecation date.

* Removed amp.

* fixed `&`

Coverage Stats

106 of 157 new or added lines in 9 files covered. (67.52%)

4269 of 7021 relevant lines covered (60.8%)

0.61 hits per line

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73.5

/src/main/java/com/smartsheet/api/internal/http/DefaultHttpClient.java

/*
 * Copyright (C) 2025 Smartsheet
 *
 * 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
 *
 *      http://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.smartsheet.api.internal.http;

import com.smartsheet.api.Trace;
import com.smartsheet.api.internal.json.JacksonJsonSerializer;
import com.smartsheet.api.internal.json.JsonSerializer;
import com.smartsheet.api.internal.util.StreamUtil;
import com.smartsheet.api.internal.util.Util;
import com.smartsheet.api.models.Error;
import org.apache.http.Header;
import org.apache.http.NoHttpResponseException;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.NonRepeatableRequestException;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpDelete;
import org.apache.http.client.methods.HttpEntityEnclosingRequestBase;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.methods.HttpPut;
import org.apache.http.client.methods.HttpRequestBase;
import org.apache.http.client.methods.HttpRequestWrapper;
import org.apache.http.entity.ContentType;
import org.apache.http.entity.InputStreamEntity;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.protocol.BasicHttpContext;
import org.apache.http.protocol.HttpContext;
import org.jetbrains.annotations.Nullable;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Random;
import java.util.Set;

/**
 * This is the Apache HttpClient based HttpClient implementation.
 * <p>
 * Thread Safety: This class is thread safe because it is immutable and the underlying Apache CloseableHttpClient is
 * thread safe.
 *
 * @see <a href="http://hc.apache.org/httpcomponents-client-ga/index.html">Apache HttpClient</a>
 */
public class DefaultHttpClient implements HttpClient {

    /**
     * logger for general errors, warnings, etc
     */
    protected static final Logger logger = LoggerFactory.getLogger(DefaultHttpClient.class);

    /**
     * used by default retry/timeout logic and available for overriders
     */
    protected static final String JSON_MIME_TYPE = ContentType.APPLICATION_JSON.getMimeType();

    protected JsonSerializer jsonSerializer;

    protected long maxRetryTimeMillis = 15000;

    /**
     * Represents the underlying Apache CloseableHttpClient.
     * <p>
     * It will be initialized in constructor and will not change afterwards.
     */
    private final CloseableHttpClient httpClient;

    /**
     * The apache http response.
     */
    private CloseableHttpResponse apacheHttpResponse;

    /**
     * to avoid creating new sets for each call (we use Sets for practical and perf reasons)
     */
    private static final Set<Trace> REQUEST_RESPONSE_SUMMARY = Set.of(
            Trace.RequestHeaders,
            Trace.RequestBodySummary,
            Trace.ResponseHeaders,
            Trace.ResponseBodySummary
    );

    /**
     * default values for trace-logging extracted from system-properties (can still be overwritten at the instance level)
     */
    private static final boolean TRACE_PRETTY_PRINT_DEFAULT = Boolean.parseBoolean(System.getProperty("Smartsheet.trace.pretty", "true"));

    // empty by default
    private static final Set<Trace> TRACE_DEFAULT_TRACE_SET = Trace.parse(System.getProperty("Smartsheet.trace.parts"));

    /**
     * where to send trace logs
     */
    private static PrintWriter traceWriter;

    private final Random random = new Random();

    static {
        // default trace stream
        setTraceStream(System.out);
        if (!TRACE_DEFAULT_TRACE_SET.isEmpty()) {
            traceWriter.println("default trace logging - pretty:" + TRACE_PRETTY_PRINT_DEFAULT + " parts:" + TRACE_DEFAULT_TRACE_SET);
        }
    }

    /**
     * the set of Trace levels to use in trace-logging
     */
    private final Set<Trace> traces = new HashSet<>(TRACE_DEFAULT_TRACE_SET);

    /**
     * whether to log pretty or compact
     */
    private boolean tracePrettyPrint = TRACE_PRETTY_PRINT_DEFAULT;

    private static final String LOG_ARG = "{}";
    private static final String ERROR_OCCURRED = "Error occurred.";

    /**
     * Constructor.
     */
    public DefaultHttpClient() {
        this(HttpClients.createDefault(), new JacksonJsonSerializer());
    }

    /**
     * Constructor.
     * <p>
     * Parameters: - httpClient : the Apache CloseableHttpClient to use
     * <p>
     * Exceptions: - IllegalArgumentException : if any argument is null
     *
     * @param httpClient the http client
     */
    public DefaultHttpClient(CloseableHttpClient httpClient, JsonSerializer jsonSerializer) {
        this.httpClient = Util.throwIfNull(httpClient);
        this.jsonSerializer = jsonSerializer;
    }

    /**
     * Log to the SLF4J logger (level based upon response status code). Override this function to add logging
     * or capture performance metrics.
     *
     * @param request        request
     * @param requestEntity  request body
     * @param response       response
     * @param responseEntity response body
     * @param durationMillis response time in ms
     */
    public void logRequest(HttpRequestBase request, HttpEntitySnapshot requestEntity,
                           HttpResponse response, HttpEntitySnapshot responseEntity, long durationMillis) throws IOException {

        logger.info("{} {}, Response Code:{}, Request completed in {} ms", request.getMethod(), request.getURI(),
                response.getStatusCode(), durationMillis);
        logger.debug(LOG_ARG, RequestAndResponseData.of(request, requestEntity, response, responseEntity, REQUEST_RESPONSE_SUMMARY));
    }

    /**
     * Make an HTTP request and return the response.
     *
     * @param smartsheetRequest the smartsheet request
     * @return the HTTP response
     * @throws HttpClientException the HTTP client exception
     */
    public HttpResponse request(HttpRequest smartsheetRequest) throws HttpClientException {
        Util.throwIfNull(smartsheetRequest);
        if (smartsheetRequest.getUri() == null) {
            throw new IllegalArgumentException("A Request URI is required.");
        }

        long start = System.currentTimeMillis();

        HttpRequestBase apacheHttpRequest;
        HttpResponse smartsheetResponse;

        InputStream bodyStream = null;
        if (smartsheetRequest.getEntity() != null && smartsheetRequest.getEntity().getContent() != null) {
            bodyStream = smartsheetRequest.getEntity().getContent();
        }
        // the retry logic will consume the body stream so we make sure it supports mark/reset and mark it
        boolean canRetryRequest = bodyStream == null || bodyStream.markSupported();
        if (!canRetryRequest) {
            try {
                // attempt to wrap the body stream in a input-stream that does support mark/reset
                bodyStream = new ByteArrayInputStream(StreamUtil.readBytesFromStream(bodyStream));
                // close the old stream (just to be tidy) and then replace it with a reset-able stream
                smartsheetRequest.getEntity().getContent().close();
                smartsheetRequest.getEntity().setContent(bodyStream);
                canRetryRequest = true;
            } catch (IOException ignore) {
            }
        }

        // the retry loop
        while (true) {
            int attempt = 0;
            apacheHttpRequest = createApacheRequest(smartsheetRequest);

            // Set HTTP headers
            if (smartsheetRequest.getHeaders() != null) {
                for (Map.Entry<String, String> header : smartsheetRequest.getHeaders().entrySet()) {
                    apacheHttpRequest.addHeader(header.getKey(), header.getValue());
                }
            }

            HttpEntitySnapshot responseEntityCopy = null;
            // Set HTTP entity
            HttpEntitySnapshot requestEntityCopy = copyRequestEntity(smartsheetRequest, apacheHttpRequest);

            // mark the body so we can reset on retry
            if (canRetryRequest && bodyStream != null) {
                bodyStream.mark((int) smartsheetRequest.getEntity().getContentLength());
            }

            // Make the HTTP request
            smartsheetResponse = new HttpResponse();
            HttpContext context = new BasicHttpContext();
            try {
                long startTime = System.currentTimeMillis();
                apacheHttpResponse = this.httpClient.execute(apacheHttpRequest, context);
                long endTime = System.currentTimeMillis();

                HttpEntitySnapshot newResponseCopy = updateWithResponse(apacheHttpRequest, context, smartsheetResponse);
                if (newResponseCopy != null) {
                    responseEntityCopy = newResponseCopy;
                }

                long responseTime = endTime - startTime;
                logRequest(apacheHttpRequest, requestEntityCopy, smartsheetResponse, responseEntityCopy, responseTime);

                // trace-logging of request and response (if so configured)
                if (traces.size() > 0) {
                    RequestAndResponseData requestAndResponseData = RequestAndResponseData.of(apacheHttpRequest,
                            requestEntityCopy, smartsheetResponse, responseEntityCopy, traces);
                    traceWriter.println(requestAndResponseData.toString(tracePrettyPrint));
                }

                if (smartsheetResponse.getStatusCode() == 200) {
                    // call successful, exit the retry loop
                    break;
                }

                // the retry logic might consume the content stream so we make sure it supports mark/reset and mark it
                InputStream contentStream = smartsheetResponse.getEntity().getContent();
                if (!contentStream.markSupported()) {
                    // wrap the response stream in a input-stream that does support mark/reset
                    contentStream = new ByteArrayInputStream(StreamUtil.readBytesFromStream(contentStream));
                    // close the old stream (just to be tidy) and then replace it with a reset-able stream
                    smartsheetResponse.getEntity().getContent().close();
                    smartsheetResponse.getEntity().setContent(contentStream);
                }
                try {
                    contentStream.mark((int) smartsheetResponse.getEntity().getContentLength());
                    long timeSpent = System.currentTimeMillis() - start;
                    if (!shouldRetry(++attempt, timeSpent, smartsheetResponse)) {
                        // should not retry, or retry time exceeded, exit the retry loop
                        break;
                    }
                } finally {
                    if (bodyStream != null) {
                        bodyStream.reset();
                    }
                    contentStream.reset();
                }
                // moving this to finally causes issues because socket is closed (which means response stream is closed)
                this.releaseConnection();

            } catch (ClientProtocolException e) {
                logger.warn("ClientProtocolException " + e.getMessage());
                logger.warn(LOG_ARG, RequestAndResponseData.of(apacheHttpRequest, requestEntityCopy, smartsheetResponse,
                        responseEntityCopy, REQUEST_RESPONSE_SUMMARY));
                try {
                    // if this is a PUT and was retried by the http client, the body content stream is at the
                    // end and is a NonRepeatableRequest. If we marked the body content stream prior to execute,
                    // reset and retry
                    if (canRetryRequest && e.getCause() instanceof NonRepeatableRequestException) {
                        if (smartsheetRequest.getEntity() != null) {
                            smartsheetRequest.getEntity().getContent().reset();
                        }
                        continue;
                    }
                } catch (IOException ignore) {
                }
                throw new HttpClientException(ERROR_OCCURRED, e);
            } catch (NoHttpResponseException e) {
                logger.warn("NoHttpResponseException {}", e.getMessage());
                logger.warn(LOG_ARG, RequestAndResponseData.of(apacheHttpRequest, requestEntityCopy, smartsheetResponse,
                        responseEntityCopy, REQUEST_RESPONSE_SUMMARY));
                try {
                    // check to see if the response was empty and this was a POST or PATCH. All other HTTP methods
                    // will be automatically retried by the http client.
                    // (POST and PATCH are non-idempotent and are not retried automatically, but are safe for us to retry)
                    if (canRetryRequest &&
                            (smartsheetRequest.getMethod() == HttpMethod.POST ||
                             smartsheetRequest.getMethod() == HttpMethod.PATCH)) {
                        if (smartsheetRequest.getEntity() != null) {
                            smartsheetRequest.getEntity().getContent().reset();
                        }
                        continue;
                    }
                } catch (IOException ignore) {
                }
                throw new HttpClientException(ERROR_OCCURRED, e);
            } catch (IOException e) {
                logger.warn(LOG_ARG, RequestAndResponseData.of(apacheHttpRequest, requestEntityCopy, smartsheetResponse,
                        responseEntityCopy, REQUEST_RESPONSE_SUMMARY));
                throw new HttpClientException(ERROR_OCCURRED, e);
            }
        }
        return smartsheetResponse;
    }

    private HttpEntitySnapshot copyRequestEntity(HttpRequest smartsheetRequest, HttpRequestBase apacheHttpRequest) {
        final HttpEntity entity = smartsheetRequest.getEntity();
        HttpEntitySnapshot requestEntityCopy = null;
        if (apacheHttpRequest instanceof HttpEntityEnclosingRequestBase && entity != null && entity.getContent() != null) {
            try {
                // we need access to the original request stream so we can log it (in the event of errors and/or tracing)
                requestEntityCopy = new HttpEntitySnapshot(entity);
            } catch (IOException iox) {
                logger.error("failed to make copy of original request entity", iox);
            }

            InputStreamEntity streamEntity = new InputStreamEntity(entity.getContent(), entity.getContentLength());
            // why?  not supported by library?
            streamEntity.setChunked(false);
            ((HttpEntityEnclosingRequestBase) apacheHttpRequest).setEntity(streamEntity);
        }
        return requestEntityCopy;
    }

    @Nullable
    private HttpEntitySnapshot updateWithResponse(HttpRequestBase apacheHttpRequest, HttpContext context,
                                                  HttpResponse smartsheetResponse) throws IOException {
        // Set request headers to values ACTUALLY SENT (not just created by us), this would include:
        // 'Connection', 'Accept-Encoding', etc. However, if a proxy is used, this may be the proxy's CONNECT
        // request, hence the test for HTTP method first
        Object httpRequest = context.getAttribute("http.request");
        if (httpRequest != null && HttpRequestWrapper.class.isAssignableFrom(httpRequest.getClass())) {
            HttpRequestWrapper actualRequest = (HttpRequestWrapper) httpRequest;
            switch (HttpMethod.valueOf(actualRequest.getMethod())) {
                case GET:
                case POST:
                case PUT:
                case DELETE:
                case PATCH:
                    apacheHttpRequest.setHeaders(actualRequest.getAllHeaders());
                    break;
                default:
                    break;
            }
        }

        // Set returned headers
        smartsheetResponse.setHeaders(new HashMap<>());
        for (Header header : apacheHttpResponse.getAllHeaders()) {
            smartsheetResponse.getHeaders().put(header.getName(), header.getValue());
        }
        smartsheetResponse.setStatus(apacheHttpResponse.getStatusLine().getStatusCode(),
                apacheHttpResponse.getStatusLine().toString());

        // Set returned entities
        if (apacheHttpResponse.getEntity() != null) {
            HttpEntity httpEntity = new HttpEntity();
            httpEntity.setContentType(apacheHttpResponse.getEntity().getContentType().getValue());
            httpEntity.setContentLength(apacheHttpResponse.getEntity().getContentLength());
            httpEntity.setContent(apacheHttpResponse.getEntity().getContent());
            smartsheetResponse.setEntity(httpEntity);
            return new HttpEntitySnapshot(httpEntity);
        }

        return null;
    }

    /**
     * Create the Apache HTTP request. Override this function to inject additional
     * haaders in the request or use a proxy.
     *
     * @param smartsheetRequest (request method and base URI come from here)
     * @return the Apache HTTP request
     */
    public HttpRequestBase createApacheRequest(HttpRequest smartsheetRequest) {
        HttpRequestBase apacheHttpRequest;

        // Create Apache HTTP request based on the smartsheetRequest request type
        switch (smartsheetRequest.getMethod()) {
            case GET:
                apacheHttpRequest = new HttpGet(smartsheetRequest.getUri());
                break;
            case POST:
                apacheHttpRequest = new HttpPost(smartsheetRequest.getUri());
                break;
            case PUT:
                apacheHttpRequest = new HttpPut(smartsheetRequest.getUri());
                break;
            case DELETE:
                apacheHttpRequest = new HttpDelete(smartsheetRequest.getUri());
                break;
            case PATCH:
                apacheHttpRequest = new HttpPatch(smartsheetRequest.getUri());
                break;
            default:
                throw new UnsupportedOperationException("Request method " + smartsheetRequest.getMethod() + " is not supported!");
        }

        RequestConfig.Builder builder = RequestConfig.custom();
        if (apacheHttpRequest.getConfig() != null) {
            builder = RequestConfig.copy(apacheHttpRequest.getConfig());
        }
        builder.setRedirectsEnabled(true);
        RequestConfig config = builder.build();
        apacheHttpRequest.setConfig(config);
        return apacheHttpRequest;
    }

    /**
     * Set the max retry time for API calls which fail and are retry-able.
     */
    public void setMaxRetryTimeMillis(long maxRetryTimeMillis) {
        this.maxRetryTimeMillis = maxRetryTimeMillis;
    }

    /**
     * The backoff calculation routine. Uses exponential backoff. If the maximum elapsed time
     * has expired, this calculation returns -1 causing the caller to fall out of the retry loop.
     *
     * @return -1 to fall out of retry loop, positive number indicates backoff time
     */
    public long calcBackoff(int previousAttempts, long totalElapsedTimeMillis, Error error) {

        long backoffMillis = (long) (Math.pow(2, previousAttempts) * 1000) + random.nextInt(1000);

        if (totalElapsedTimeMillis + backoffMillis > maxRetryTimeMillis) {
            logger.info(
                    "Elapsed time {} + backoff time {} exceeds max retry time {}, exiting retry loop",
                    totalElapsedTimeMillis,
                    backoffMillis,
                    maxRetryTimeMillis
            );
            return -1;
        }
        return backoffMillis;
    }

    /**
     * Called when an API request fails to determine if it can retry the request.
     * Calls calcBackoff to determine the time to wait in between retries.
     *
     * @param previousAttempts       number of attempts (including this one) to execute request
     * @param totalElapsedTimeMillis total time spent in millis for all previous (and this) attempt
     * @param response               the failed HttpResponse
     * @return true if this request can be retried
     */
    public boolean shouldRetry(int previousAttempts, long totalElapsedTimeMillis, HttpResponse response) {
        String contentType = response.getEntity().getContentType();
        if (contentType != null && !contentType.startsWith(JSON_MIME_TYPE)) {
            // it's not JSON; don't even try to parse it
            return false;
        }
        Error error;
        try {
            error = jsonSerializer.deserialize(Error.class, response.getEntity().getContent());
        } catch (IOException e) {
            return false;
        }
        switch (error.getErrorCode()) {
            case 4001:
                // Smartsheet.com is currently offline for system maintenance. Please check back again shortly.
            case 4002:
                // Server timeout exceeded. Request has failed
            case 4003:
                // Rate limit exceeded.
            case 4004:
                // An unexpected error has occurred. Please retry your request
                // If you encounter this error repeatedly, please contact api@smartsheet.com for assistance
                break;
            default:
                return false;
        }

        long backoffMillis = calcBackoff(previousAttempts, totalElapsedTimeMillis, error);
        if (backoffMillis < 0) {
            return false;
        }

        logger.info("HttpError StatusCode={}: Retrying in {} milliseconds", response.getStatusCode(), backoffMillis);
        try {
            Thread.sleep(backoffMillis);
        } catch (InterruptedException e) {
            logger.warn("sleep interrupted", e);
            return false;
        }
        return true;
    }

    /**
     * Close the HttpClient.
     *
     * @throws IOException Signals that an I/O exception has occurred.
     */
    @Override
    public void close() throws IOException {
        this.httpClient.close();
    }

    /* (non-Javadoc)
     * @see com.smartsheet.api.internal.http.HttpClient#releaseConnection()
     */
    @Override
    public void releaseConnection() {
        if (apacheHttpResponse != null) {
            try {
                apacheHttpResponse.close();
                apacheHttpResponse = null;
            } catch (IOException e) {
                logger.error("error closing Apache HttpResponse", e);
            }
        }
    }

    /**
     * set the traces for this client
     *
     * @param traces the fields to include in trace-logging
     */
    public void setTraces(Trace... traces) {
        this.traces.clear();
        for (Trace trace : traces) {
            if (!trace.addReplacements(this.traces)) {
                this.traces.add(trace);
            }
        }
    }

    /**
     * set whether to use nicely-formatted JSON or more compact format JSON in trace logging
     *
     * @param pretty whether to print JSON in a "pretty" format or compact
     */
    public void setTracePrettyPrint(boolean pretty) {
        tracePrettyPrint = pretty;
    }

    /**
     * only included for testing purposes
     */
    public static void setTraceStream(OutputStream traceStream) {
        traceWriter = new PrintWriter(traceStream, true);
    }
}

smartsheet / smartsheet-java-sdk / #57

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