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| 1 | +package co.nubetech.hiho.common.sf; |
| 2 | + |
| 3 | +import java.io.IOException; |
| 4 | +import java.util.HashMap; |
| 5 | +import java.util.HashSet; |
| 6 | +import java.util.List; |
| 7 | +import java.util.Map; |
| 8 | +import java.util.Set; |
| 9 | + |
| 10 | +import org.apache.hadoop.fs.FSDataInputStream; |
| 11 | + |
| 12 | +import com.sforce.async.AsyncApiException; |
| 13 | +import com.sforce.async.BatchInfo; |
| 14 | +import com.sforce.async.BatchStateEnum; |
| 15 | +import com.sforce.async.BulkConnection; |
| 16 | +import com.sforce.async.CSVReader; |
| 17 | +import com.sforce.async.ContentType; |
| 18 | +import com.sforce.async.JobInfo; |
| 19 | +import com.sforce.async.JobStateEnum; |
| 20 | +import com.sforce.async.OperationEnum; |
| 21 | +import com.sforce.soap.partner.PartnerConnection; |
| 22 | +import com.sforce.ws.ConnectionException; |
| 23 | +import com.sforce.ws.ConnectorConfig; |
| 24 | + |
| 25 | +public class SFHandler { |
| 26 | + |
| 27 | + /** |
| 28 | + * Create the BulkConnection used to call Bulk API operations. |
| 29 | + */ |
| 30 | + public BulkConnection getBulkConnection(String userName, |
| 31 | + String password) throws ConnectionException, AsyncApiException { |
| 32 | + ConnectorConfig partnerConfig = new ConnectorConfig(); |
| 33 | + partnerConfig.setUsername(userName); |
| 34 | + partnerConfig.setPassword(password); |
| 35 | + partnerConfig |
| 36 | + .setAuthEndpoint("https://login.salesforce.com/services/Soap/u/27.0"); |
| 37 | + // Creating the connection automatically handles login and stores |
| 38 | + // the session in partnerConfig |
| 39 | + new PartnerConnection(partnerConfig); |
| 40 | + // When PartnerConnection is instantiated, a login is implicitly |
| 41 | + // executed and, if successful, |
| 42 | + // a valid session is stored in the ConnectorConfig instance. |
| 43 | + // Use this key to initialize a BulkConnection: |
| 44 | + ConnectorConfig config = new ConnectorConfig(); |
| 45 | + config.setSessionId(partnerConfig.getSessionId()); |
| 46 | + // The endpoint for the Bulk API service is the same as for the normal |
| 47 | + // SOAP uri until the /Soap/ part. From here it's '/async/versionNumber' |
| 48 | + String soapEndpoint = partnerConfig.getServiceEndpoint(); |
| 49 | + String apiVersion = "27.0"; |
| 50 | + String restEndpoint = soapEndpoint.substring(0, |
| 51 | + soapEndpoint.indexOf("Soap/")) |
| 52 | + + "async/" + apiVersion; |
| 53 | + config.setRestEndpoint(restEndpoint); |
| 54 | + // This should only be false when doing debugging. |
| 55 | + config.setCompression(true); |
| 56 | + // Set this to true to see HTTP requests and responses on stdout |
| 57 | + config.setTraceMessage(false); |
| 58 | + BulkConnection connection = new BulkConnection(config); |
| 59 | + return connection; |
| 60 | + } |
| 61 | + |
| 62 | + /** |
| 63 | + * Create a new job using the Bulk API. |
| 64 | + * |
| 65 | + * @param sobjectType |
| 66 | + * |
| 67 | + * The object type being loaded, such as "Account" |
| 68 | + * @param connection |
| 69 | + * |
| 70 | + * BulkConnection used to create the new job. |
| 71 | + * @return The JobInfo for the new job. |
| 72 | + * @throws AsyncApiException |
| 73 | + */ |
| 74 | + public JobInfo createJob(String sobjectType, |
| 75 | + BulkConnection connection) throws AsyncApiException { |
| 76 | + JobInfo job = new JobInfo(); |
| 77 | + job.setObject(sobjectType); |
| 78 | + job.setOperation(OperationEnum.insert); |
| 79 | + job.setContentType(ContentType.CSV); |
| 80 | + job = connection.createJob(job); |
| 81 | + System.out.println(job); |
| 82 | + return job; |
| 83 | + } |
| 84 | + |
| 85 | + public void closeJob(BulkConnection connection, String jobId) |
| 86 | + throws AsyncApiException { |
| 87 | + JobInfo job = new JobInfo(); |
| 88 | + job.setId(jobId); |
| 89 | + job.setState(JobStateEnum.Closed); |
| 90 | + connection.updateJob(job); |
| 91 | + } |
| 92 | + |
| 93 | + /** |
| 94 | + * Wait for a job to complete by polling the Bulk API. |
| 95 | + * |
| 96 | + * @param connection |
| 97 | + * |
| 98 | + * BulkConnection used to check results. |
| 99 | + * @param job |
| 100 | + * |
| 101 | + * The job awaiting completion. |
| 102 | + * @param batchInfoList |
| 103 | + * |
| 104 | + * List of batches for this job. |
| 105 | + * @throws AsyncApiException |
| 106 | + */ |
| 107 | + public void awaitCompletion(BulkConnection connection, JobInfo job, |
| 108 | + List<BatchInfo> batchInfoList) throws AsyncApiException { |
| 109 | + long sleepTime = 0L; |
| 110 | + Set<String> incomplete = new HashSet<String>(); |
| 111 | + for (BatchInfo bi : batchInfoList) { |
| 112 | + incomplete.add(bi.getId()); |
| 113 | + } |
| 114 | + while (!incomplete.isEmpty()) { |
| 115 | + try { |
| 116 | + Thread.sleep(sleepTime); |
| 117 | + } catch (InterruptedException e) { |
| 118 | + } |
| 119 | + System.out.println("Awaiting results..." + incomplete.size()); |
| 120 | + sleepTime = 10000L; |
| 121 | + BatchInfo[] statusList = connection.getBatchInfoList(job.getId()) |
| 122 | + .getBatchInfo(); |
| 123 | + for (BatchInfo b : statusList) { |
| 124 | + if (b.getState() == BatchStateEnum.Completed |
| 125 | + || b.getState() == BatchStateEnum.Failed) { |
| 126 | + if (incomplete.remove(b.getId())) { |
| 127 | + System.out.println("BATCH STATUS:\n" + b); |
| 128 | + } |
| 129 | + } |
| 130 | + } |
| 131 | + } |
| 132 | + } |
| 133 | + |
| 134 | + /** |
| 135 | + * Gets the results of the operation and checks for errors. |
| 136 | + */ |
| 137 | + public void checkResults(BulkConnection connection, JobInfo job, |
| 138 | + List<BatchInfo> batchInfoList) throws AsyncApiException, |
| 139 | + IOException { |
| 140 | + // batchInfoList was populated when batches were created and submitted |
| 141 | + for (BatchInfo b : batchInfoList) { |
| 142 | + CSVReader rdr = new CSVReader(connection.getBatchResultStream( |
| 143 | + job.getId(), b.getId())); |
| 144 | + List<String> resultHeader = rdr.nextRecord(); |
| 145 | + int resultCols = resultHeader.size(); |
| 146 | + List<String> row; |
| 147 | + while ((row = rdr.nextRecord()) != null) { |
| 148 | + Map<String, String> resultInfo = new HashMap<String, String>(); |
| 149 | + for (int i = 0; i < resultCols; i++) { |
| 150 | + resultInfo.put(resultHeader.get(i), row.get(i)); |
| 151 | + } |
| 152 | + boolean success = Boolean.valueOf(resultInfo.get("Success")); |
| 153 | + boolean created = Boolean.valueOf(resultInfo.get("Created")); |
| 154 | + String id = resultInfo.get("Id"); |
| 155 | + String error = resultInfo.get("Error"); |
| 156 | + if (success && created) { |
| 157 | + System.out.println("Created row with id " + id); |
| 158 | + } else if (!success) { |
| 159 | + System.out.println("Failed with error: " + error); |
| 160 | + } |
| 161 | + } |
| 162 | + } |
| 163 | + } |
| 164 | + |
| 165 | + |
| 166 | + /** |
| 167 | + * Create a batch by uploading the contents of the file. This closes the |
| 168 | + * output stream. |
| 169 | + * |
| 170 | + * @param tmpOut |
| 171 | + * |
| 172 | + * The output stream used to write the CSV data for a single |
| 173 | + * batch. |
| 174 | + * @param tmpFile |
| 175 | + * |
| 176 | + * The file associated with the above stream. |
| 177 | + * @param batchInfos |
| 178 | + * |
| 179 | + * The batch info for the newly created batch is added to this |
| 180 | + * list. |
| 181 | + * @param connection |
| 182 | + * |
| 183 | + * The BulkConnection used to create the new batch. |
| 184 | + * @param jobInfo |
| 185 | + * |
| 186 | + * The JobInfo associated with the new batch. |
| 187 | + */ |
| 188 | + public BatchInfo createBatch(FSDataInputStream tmpInputStream, |
| 189 | + BulkConnection connection, |
| 190 | + JobInfo jobInfo) throws IOException, AsyncApiException { |
| 191 | + try { |
| 192 | + BatchInfo batchInfo = connection.createBatchFromStream(jobInfo, |
| 193 | + tmpInputStream); |
| 194 | + System.out.println(batchInfo); |
| 195 | + return batchInfo; |
| 196 | + } finally { |
| 197 | + tmpInputStream.close(); |
| 198 | + } |
| 199 | + } |
| 200 | + |
| 201 | +} |
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