Source code

001package org.hl7.fhir.dstu3.utils;
002
003/*
004  Copyright (c) 2011+, HL7, Inc.
005  All rights reserved.
006  
007  Redistribution and use in source and binary forms, with or without modification, 
008  are permitted provided that the following conditions are met:
009    
010   * Redistributions of source code must retain the above copyright notice, this 
011     list of conditions and the following disclaimer.
012   * Redistributions in binary form must reproduce the above copyright notice, 
013     this list of conditions and the following disclaimer in the documentation 
014     and/or other materials provided with the distribution.
015   * Neither the name of HL7 nor the names of its contributors may be used to 
016     endorse or promote products derived from this software without specific 
017     prior written permission.
018  
019  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
020  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
021  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
022  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
023  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
024  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
025  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
026  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
027  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
028  POSSIBILITY OF SUCH DAMAGE.
029  
030 */
031
032
033
034import java.io.File;
035import java.io.FileInputStream;
036import java.io.FileNotFoundException;
037import java.io.IOException;
038import java.text.SimpleDateFormat;
039import java.util.Date;
040import java.util.UUID;
041
042import org.hl7.fhir.dstu3.formats.IParser;
043import org.hl7.fhir.dstu3.formats.JsonParser;
044import org.hl7.fhir.dstu3.formats.XmlParser;
045import org.hl7.fhir.dstu3.model.Bundle;
046import org.hl7.fhir.dstu3.model.Bundle.BundleEntryComponent;
047import org.hl7.fhir.dstu3.model.Bundle.BundleType;
048import org.hl7.fhir.dstu3.model.Bundle.HTTPVerb;
049import org.hl7.fhir.dstu3.model.Resource;
050import org.hl7.fhir.dstu3.utils.client.FHIRToolingClient;
051import org.hl7.fhir.exceptions.FHIRException;
052import org.hl7.fhir.exceptions.FHIRFormatError;
053import org.hl7.fhir.utilities.IniFile;
054import org.hl7.fhir.utilities.Utilities;
055import org.hl7.fhir.utilities.filesystem.ManagedFileAccess;
056
057@Deprecated
058public class BatchLoader {
059
060  public static void main(String[] args) throws IOException, Exception {
061    if (args.length < 3) {
062      System.out.println("Batch uploader takes 3 parameters in order: server base url, file/folder to upload, and batch size");
063    } else {
064      String server = args[0];
065      String file = args[1];
066      int size = Integer.parseInt(args[2]);
067      if (file.endsWith(".xml")) {
068        throw new FHIRException("Unimplemented file type "+file);
069      } else if (file.endsWith(".json")) {
070        throw new FHIRException("Unimplemented file type "+file);
071//      } else if (file.endsWith(".zip")) {
072//        LoadZipFile(server, file, p, size, 0, -1);
073      } else if (ManagedFileAccess.file(file).isDirectory()) {
074        LoadDirectory(server, file, size);
075      } else 
076        throw new FHIRException("Unknown file type "+file);
077    }
078  }
079
080  private static void LoadDirectory(String server, String folder, int size) throws IOException, Exception {
081    System.out.print("Connecting to "+server+".. ");
082    FHIRToolingClient client = new FHIRToolingClient(server, "fhir/batch-loader");
083    System.out.println("Done");
084    
085    IniFile ini = new IniFile(Utilities.path(folder, "batch-load-progress.ini"));
086    for (File f : ManagedFileAccess.file(folder).listFiles()) {
087      if (f.getName().endsWith(".json") || f.getName().endsWith(".xml")) {
088        if (!ini.getBooleanProperty("finished", f.getName())) {
089          sendFile(client, f, size, ini);
090        }
091      }
092    }
093  }
094
095  
096  private static void sendFile(FHIRToolingClient client, File f, int size, IniFile ini) throws FHIRFormatError, FileNotFoundException, IOException {
097    long ms = System.currentTimeMillis();
098    System.out.print("Loading "+f.getName()+".. ");
099    IParser parser = f.getName().endsWith(".json") ? new JsonParser() : new XmlParser();
100    Resource res = parser.parse(new FileInputStream(f));
101    System.out.println("  done: ("+Long.toString(System.currentTimeMillis()-ms)+" ms)");
102    
103    if (res instanceof Bundle) {
104      Bundle bnd = (Bundle) res;
105      int cursor = ini.hasProperty("progress", f.getName()) ? ini.getIntegerProperty("progress", f.getName()) : 0;
106      while (cursor < bnd.getEntry().size()) {
107        Bundle bt = new Bundle();
108        bt.setType(BundleType.BATCH);     
109        bt.setId(UUID.randomUUID().toString().toLowerCase());
110        for (int i = cursor; i < Math.min(bnd.getEntry().size(), cursor+size); i++) {
111          if (i >=0 && i < bnd.getEntry().size()) {
112            BundleEntryComponent be = bt.addEntry();
113            be.setResource(bnd.getEntry().get(i).getResource());
114            be.getRequest().setMethod(HTTPVerb.PUT);
115            be.getRequest().setUrl(be.getResource().getResourceType().toString()+"/"+be.getResource().getId());
116          }
117        }
118        System.out.print(f.getName()+" ("+cursor+"/"+bnd.getEntry().size()+"): ");
119        ms = System.currentTimeMillis();
120        Bundle resp = client.transaction(bt);
121
122        int ncursor = cursor+size;
123        for (int i = 0; i < resp.getEntry().size(); i++) {
124          BundleEntryComponent t = resp.getEntry().get(i);
125          if (!t.getResponse().getStatus().startsWith("2")) { 
126            System.out.println("failed status at "+Integer.toString(i)+": "+t.getResponse().getStatus());
127            ncursor = cursor+i-1;
128            break;
129          }
130        }
131        cursor = ncursor;
132        System.out.println("  .. done: ("+Long.toString(System.currentTimeMillis()-ms)+" ms) "+SimpleDateFormat.getInstance().format(new Date()));
133        ini.setIntegerProperty("progress", f.getName(), cursor, null);
134        ini.save();
135      }
136      ini.setBooleanProperty("finished", f.getName(), true, null);
137      ini.save();
138    } else {
139      client.update(res);
140      ini.setBooleanProperty("finished", f.getName(), true, null);
141      ini.save();
142    }    
143  }
144//
145//  private static void LoadZipFile(String server, String file, IParser p, int size, int start, int end) throws IOException, Exception {
146//    System.out.println("Load Zip file "+file);
147//    Bundle b = new Bundle();
148//    b.setType(BundleType.COLLECTION);
149//    b.setId(UUID.randomUUID().toString().toLowerCase());
150//    ZipInputStream zip = new ZipInputStream(ManagedFileAccess.inStream(file));
151//    ZipEntry entry;
152//    while((entry = zip.getNextEntry())!=null)
153//    {
154//      try {
155//        Resource r = p.parse(zip);
156//        b.addEntry().setResource(r);
157//      } catch (Exception e) {
158//        throw new Exception("Error parsing "+entry.getName()+": "+e.getMessage(), e);
159//      }
160//    }
161//    loadBundle(server, b, size, start, end);
162//  }
163//
164//  
165//  private static int loadBundle(String server, Bundle b, int size, int start, int end) throws URISyntaxException {
166//    System.out.println("Post to "+server+". size = "+Integer.toString(size)+", start = "+Integer.toString(start)+", total = "+Integer.toString(b.getEntry().size()));
167//    FHIRToolingClient client = new FHIRToolingClient(server);
168//    int c = start;
169//    if (end == -1)
170//      end = b.getEntry().size();
171//    while (c < end) {
172//      Bundle bt = new Bundle();
173//      bt.setType(BundleType.BATCH);     
174//      bt.setId(UUID.randomUUID().toString().toLowerCase());
175//      for (int i = c; i < Math.min(b.getEntry().size(), c+size); i++) {
176//        BundleEntryComponent be = bt.addEntry();
177//        be.setResource(b.getEntry().get(i).getResource());
178//        be.getRequest().setMethod(HTTPVerb.PUT);
179//        be.getRequest().setUrl(be.getResource().getResourceType().toString()+"/"+be.getResource().getId());
180//      }
181//      System.out.print("  posting..");
182//      long ms = System.currentTimeMillis();
183//      Bundle resp = client.transaction(bt);
184//      
185//      for (int i = 0; i < resp.getEntry().size(); i++) {
186//        BundleEntryComponent t = resp.getEntry().get(i);
187//        if (!t.getResponse().getStatus().startsWith("2")) { 
188//          System.out.println("failed status at "+Integer.toString(i)+": "+t.getResponse().getStatus());
189//          return c+i;
190//        }
191//      }
192//      c = c + size;
193//      System.out.println("  ..done: "+Integer.toString(c)+". ("+Long.toString(System.currentTimeMillis()-ms)+" ms)");
194//    }
195//    System.out.println(" done");
196//    return c;
197//  }
198
199}