
001package org.hl7.fhir.r4.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 032import java.io.File; 033import java.io.FileInputStream; 034import java.io.FileNotFoundException; 035import java.io.IOException; 036import java.text.SimpleDateFormat; 037import java.util.Date; 038import java.util.UUID; 039 040import org.hl7.fhir.exceptions.FHIRException; 041import org.hl7.fhir.exceptions.FHIRFormatError; 042import org.hl7.fhir.r4.formats.IParser; 043import org.hl7.fhir.r4.formats.JsonParser; 044import org.hl7.fhir.r4.formats.XmlParser; 045import org.hl7.fhir.r4.model.Bundle; 046import org.hl7.fhir.r4.model.Bundle.BundleEntryComponent; 047import org.hl7.fhir.r4.model.Bundle.BundleType; 048import org.hl7.fhir.r4.model.Bundle.HTTPVerb; 049import org.hl7.fhir.r4.model.Resource; 050import org.hl7.fhir.r4.utils.client.FHIRToolingClient; 051import org.hl7.fhir.utilities.IniFile; 052import org.hl7.fhir.utilities.Utilities; 053import org.hl7.fhir.utilities.filesystem.ManagedFileAccess; 054 055@Deprecated 056@SuppressWarnings("checkstyle:systemout") 057public class BatchLoader { 058 059 public static void main(String[] args) throws IOException, Exception { 060 if (args.length < 3) { 061 System.out.println( 062 "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 private static void sendFile(FHIRToolingClient client, File f, int size, IniFile ini) 096 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 BundleEntryComponent be = bt.addEntry(); 112 be.setResource(bnd.getEntry().get(i).getResource()); 113 be.getRequest().setMethod(HTTPVerb.PUT); 114 be.getRequest().setUrl(be.getResource().getResourceType().toString() + "/" + be.getResource().getId()); 115 } 116 System.out.print(f.getName() + " (" + cursor + "/" + bnd.getEntry().size() + "): "); 117 ms = System.currentTimeMillis(); 118 Bundle resp = client.transaction(bt); 119 120 int ncursor = cursor + size; 121 for (int i = 0; i < resp.getEntry().size(); i++) { 122 BundleEntryComponent t = resp.getEntry().get(i); 123 if (!t.getResponse().getStatus().startsWith("2")) { 124 System.out.println("failed status at " + Integer.toString(i) + ": " + t.getResponse().getStatus()); 125 ncursor = cursor + i - 1; 126 break; 127 } 128 } 129 cursor = ncursor; 130 System.out.println(" .. done: (" + Long.toString(System.currentTimeMillis() - ms) + " ms) " 131 + SimpleDateFormat.getInstance().format(new Date())); 132 ini.setIntegerProperty("progress", f.getName(), cursor, null); 133 ini.save(); 134 } 135 ini.setBooleanProperty("finished", f.getName(), true, null); 136 ini.save(); 137 } else { 138 client.update(res); 139 ini.setBooleanProperty("finished", f.getName(), true, null); 140 ini.save(); 141 } 142 } 143// 144// private static void LoadZipFile(String server, String file, IParser p, int size, int start, int end) throws IOException, Exception { 145// System.out.println("Load Zip file "+file); 146// Bundle b = new Bundle(); 147// b.setType(BundleType.COLLECTION); 148// b.setId(UUID.randomUUID().toString().toLowerCase()); 149// ZipInputStream zip = new ZipInputStream(ManagedFileAccess.inStream(file)); 150// ZipEntry entry; 151// while((entry = zip.getNextEntry())!=null) 152// { 153// try { 154// Resource r = p.parse(zip); 155// b.addEntry().setResource(r); 156// } catch (Exception e) { 157// throw new Exception("Error parsing "+entry.getName()+": "+e.getMessage(), e); 158// } 159// } 160// loadBundle(server, b, size, start, end); 161// } 162// 163// 164// private static int loadBundle(String server, Bundle b, int size, int start, int end) throws URISyntaxException { 165// System.out.println("Post to "+server+". size = "+Integer.toString(size)+", start = "+Integer.toString(start)+", total = "+Integer.toString(b.getEntry().size())); 166// FHIRToolingClient client = new FHIRToolingClient(server); 167// int c = start; 168// if (end == -1) 169// end = b.getEntry().size(); 170// while (c < end) { 171// Bundle bt = new Bundle(); 172// bt.setType(BundleType.BATCH); 173// bt.setId(UUID.randomUUID().toString().toLowerCase()); 174// for (int i = c; i < Math.min(b.getEntry().size(), c+size); i++) { 175// BundleEntryComponent be = bt.addEntry(); 176// be.setResource(b.getEntry().get(i).getResource()); 177// be.getRequest().setMethod(HTTPVerb.PUT); 178// be.getRequest().setUrl(be.getResource().getResourceType().toString()+"/"+be.getResource().getId()); 179// } 180// System.out.print(" posting.."); 181// long ms = System.currentTimeMillis(); 182// Bundle resp = client.transaction(bt); 183// 184// for (int i = 0; i < resp.getEntry().size(); i++) { 185// BundleEntryComponent t = resp.getEntry().get(i); 186// if (!t.getResponse().getStatus().startsWith("2")) { 187// System.out.println("failed status at "+Integer.toString(i)+": "+t.getResponse().getStatus()); 188// return c+i; 189// } 190// } 191// c = c + size; 192// System.out.println(" ..done: "+Integer.toString(c)+". ("+Long.toString(System.currentTimeMillis()-ms)+" ms)"); 193// } 194// System.out.println(" done"); 195// return c; 196// } 197 198}