Java tutorial
package apiserver.services.pdf.controllers; /******************************************************************************* Copyright (c) 2013 Mike Nimer. This file is part of ApiServer Project. The ApiServer Project is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. The ApiServer Project is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with the ApiServer Project. If not, see <http://www.gnu.org/licenses/>. ******************************************************************************/ import apiserver.services.cache.model.Document; import apiserver.core.common.ResponseEntityHelper; import apiserver.core.connectors.coldfusion.services.BinaryJob; import apiserver.core.connectors.coldfusion.services.ObjectJob; import apiserver.services.pdf.gateways.PdfGateway; import apiserver.services.pdf.gateways.jobs.PdfInfoJob; import com.wordnik.swagger.annotations.Api; import com.wordnik.swagger.annotations.ApiOperation; import com.wordnik.swagger.annotations.ApiParam; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Qualifier; import org.springframework.beans.factory.annotation.Value; import org.springframework.http.ResponseEntity; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.RequestPart; import org.springframework.web.bind.annotation.RestController; import org.springframework.web.multipart.MultipartFile; import java.io.IOException; import java.util.Map; import java.util.concurrent.ExecutionException; import java.util.concurrent.Future; import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeoutException; /** * User: mnimer * Date: 9/15/12 */ @Controller @RestController @Api(value = "/pdf", description = "[PDF]") @RequestMapping("/pdf") public class InfoController { @Qualifier("pdfInfoApiGateway") @Autowired public PdfGateway gateway; private @Value("#{applicationProperties.defaultReplyTimeout}") Integer defaultTimeout; /** * Get information about document * @param file PDF to pull info from * @param password Password to open pdf * @return * @throws InterruptedException * @throws java.util.concurrent.ExecutionException * @throws java.util.concurrent.TimeoutException * @throws java.io.IOException * @throws Exception */ @ApiOperation(value = "TODO") @RequestMapping(value = "/info/get", method = RequestMethod.POST, produces = "application/pdf") public ResponseEntity<Object> getPdfInfo( @ApiParam(name = "file", required = true) @RequestPart("file") MultipartFile file, @ApiParam(name = "password", required = false) @RequestPart(value = "password", required = false) String password) throws InterruptedException, ExecutionException, TimeoutException, IOException, Exception { PdfInfoJob job = new PdfInfoJob(); job.setFile(new Document(file)); if (password != null) job.setPassword(password); Future<Map> future = gateway.pdfInfo(job); ObjectJob payload = (ObjectJob) future.get(defaultTimeout, TimeUnit.MILLISECONDS); return ResponseEntityHelper.processObject(payload.getResult()); } /** * Get information about document * @param documentId * @param password Password to open pdf * @return * @throws InterruptedException * @throws java.util.concurrent.ExecutionException * @throws java.util.concurrent.TimeoutException * @throws java.io.IOException * @throws Exception */ @ApiOperation(value = "Get information about document") @RequestMapping(value = "/{documentId}/info/get", method = RequestMethod.GET, produces = "application/pdf") public ResponseEntity<Object> getCachedPdfInfo( @ApiParam(name = "documentId", required = true) @RequestPart("documentId") String documentId, @ApiParam(name = "password", required = false) @RequestPart(value = "password", required = false) String password) throws InterruptedException, ExecutionException, TimeoutException, IOException, Exception { PdfInfoJob job = new PdfInfoJob(); job.setDocumentId(documentId); if (password != null) job.setPassword(password); Future<Map> future = gateway.pdfInfo(job); ObjectJob payload = (ObjectJob) future.get(defaultTimeout, TimeUnit.MILLISECONDS); return ResponseEntityHelper.processObject(payload.getResult()); } /** * Set information about document * @param file PDF to update * @param info Map of key/values to set * @param password Password to open pdf * @return * @throws InterruptedException * @throws java.util.concurrent.ExecutionException * @throws java.util.concurrent.TimeoutException * @throws java.io.IOException * @throws Exception */ @ApiOperation(value = "Set information about document") @RequestMapping(value = "/info/set", method = RequestMethod.POST, produces = "application/pdf") public ResponseEntity<byte[]> setPdfInfo( @ApiParam(name = "file", required = true) @RequestPart("file") MultipartFile file, @ApiParam(name = "info", required = true) @RequestPart("info") Map info, @ApiParam(name = "password", required = false) @RequestPart(value = "password", required = false) String password) throws InterruptedException, ExecutionException, TimeoutException, IOException, Exception { PdfInfoJob job = new PdfInfoJob(); job.setFile(new Document(file)); job.setInfo(info); if (password != null) job.setPassword(password); Future<Map> future = gateway.pdfInfo(job); BinaryJob payload = (BinaryJob) future.get(defaultTimeout, TimeUnit.MILLISECONDS); byte[] fileBytes = payload.getPdfBytes(); String contentType = "application/pdf"; ResponseEntity<byte[]> result = ResponseEntityHelper.processFile(fileBytes, contentType, false); return result; } /** * Set information about cached document * @param documentId PDF to update * @param info Map of key/values to set * @param password Password to open pdf * @return * @throws InterruptedException * @throws java.util.concurrent.ExecutionException * @throws java.util.concurrent.TimeoutException * @throws java.io.IOException * @throws Exception */ @ApiOperation(value = "Set information about cached document") @RequestMapping(value = "/{documentId}/info/set", method = RequestMethod.GET, produces = "application/pdf") public ResponseEntity<byte[]> setCachedPdfInfo( @ApiParam(name = "documentId", required = true) @RequestPart("documentId") String documentId, @ApiParam(name = "info", required = true) @RequestPart("info") Map info, @ApiParam(name = "password", required = false) @RequestPart(value = "password", required = false) String password) throws InterruptedException, ExecutionException, TimeoutException, IOException, Exception { PdfInfoJob job = new PdfInfoJob(); job.setDocumentId(documentId); job.setInfo(info); if (password != null) job.setPassword(password); Future<Map> future = gateway.pdfInfo(job); BinaryJob payload = (BinaryJob) future.get(defaultTimeout, TimeUnit.MILLISECONDS); byte[] fileBytes = payload.getPdfBytes(); String contentType = "application/pdf"; ResponseEntity<byte[]> result = ResponseEntityHelper.processFile(fileBytes, contentType, false); return result; } }