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Hack utility for tx.fhir.org debugging

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Grahame Grieve 2023-08-22 21:46:25 +10:00
parent f5f35d5815
commit 32d1d8cad8
1 changed files with 68 additions and 0 deletions
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org.hl7.fhir.r4/src/main/java/org/hl7/fhir/r4/utils/ParametersBuilder.java Normal file
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package org.hl7.fhir.r4.utils;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.Arrays;
import java.util.Set;
import java.util.HashSet;
import org.hl7.fhir.r4.formats.IParser.OutputStyle;
import org.hl7.fhir.r4.formats.JsonParser;
import org.hl7.fhir.r4.model.Resource;
import org.hl7.fhir.r4.model.MetadataResource;
import org.hl7.fhir.r4.model.Parameters;
import org.hl7.fhir.utilities.TextFile;
/**
* Used to take an overload dump from tx.fhir.org and turn it into a parameters resource
*
* @author grahamegrieve
*
*/
public class ParametersBuilder {
public static void main(String[] args) throws FileNotFoundException, IOException {
new ParametersBuilder(args[0], args[1]).process(args[2]);
}
private String folder;
private String baseId;
protected ParametersBuilder(String folder, String baseId) {
super();
this.folder = folder;
this.baseId = baseId;
}
private void process(String output) throws FileNotFoundException, IOException {
Parameters p = new Parameters();
Set<String> ids = new HashSet<>();
for (File f : new File(folder).listFiles()) {
if (f.getName().startsWith(baseId)) {
if (f.getName().startsWith(baseId)) {
byte[] cnt = TextFile.fileToBytes(f);
cnt = shaveZeros(cnt); // bug in tx.fhir.org
MetadataResource r = (MetadataResource) new JsonParser().parse(cnt);
if (!ids.contains(r.getUrl()+"|"+r.getVersion())) {
ids.add(r.getUrl()+"|"+r.getVersion());
p.addParameter().setName("tx-resource").setResource(r);
}
}
}
}
new JsonParser().setOutputStyle(OutputStyle.PRETTY).compose(new FileOutputStream(output), p);
}
private byte[] shaveZeros(byte[] cnt) {
for (int i = 0; i < cnt.length; i++) {
if (cnt[i] == 0) {
return Arrays.copyOf(cnt, i-1);
}
}
return cnt;
}
}