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39 changes: 39 additions & 0 deletions
39
src/main/java/de/urmel_dl/dbt/pi/DBTMapObjectIDURNGenerator.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,39 @@ | ||
| package de.urmel_dl.dbt.pi; | ||
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| import java.util.Optional; | ||
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| import org.mycore.datamodel.metadata.MCRBase; | ||
| import org.mycore.datamodel.metadata.MCRObjectID; | ||
| import org.mycore.pi.MCRPIGenerator; | ||
| import org.mycore.pi.exceptions.MCRPersistentIdentifierException; | ||
| import org.mycore.pi.urn.MCRDNBURN; | ||
| import org.mycore.pi.urn.MCRDNBURNParser; | ||
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| public class DBTMapObjectIDURNGenerator extends MCRPIGenerator<MCRDNBURN> { | ||
| //last char will be replaced by checksum | ||
| private static final String CHECKSUM_PART = "-$"; | ||
| private static final MCRDNBURNParser DNBURN_PARSER = new MCRDNBURNParser(); | ||
| private static final String URN_NBN_DE = "urn:nbn:de:"; | ||
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| public MCRDNBURN generate(MCRBase mcrObj, String additional) throws MCRPersistentIdentifierException { | ||
| return buildURN(mcrObj.getId(), additional); | ||
| } | ||
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| public String getNamespace(String prefix) { | ||
| if (prefix.startsWith(URN_NBN_DE)) { | ||
| return prefix; | ||
| } | ||
| return "urn:nbn:de:" + prefix; | ||
| } | ||
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| protected MCRDNBURN buildURN(MCRObjectID mcrObjectID, String s) | ||
| throws MCRPersistentIdentifierException { | ||
| return Optional.ofNullable(getProperties().get("Prefix." + mcrObjectID.getBase())) | ||
| .map(this::getNamespace) | ||
| .map(prefix -> prefix + mcrObjectID.getNumberAsInteger() + CHECKSUM_PART) | ||
| .flatMap(DNBURN_PARSER::parse).map(MCRDNBURN.class::cast) | ||
| .orElseThrow(() -> new MCRPersistentIdentifierException("Prefix." + mcrObjectID.getBase() + | ||
| " is not defined in " + getGeneratorID() + ".")); | ||
| } | ||
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| } |
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49 changes: 49 additions & 0 deletions
49
src/test/java/de/urmel_dl/dbt/pi/DBTMapObjectIDURNGeneratorTest.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,49 @@ | ||
| package de.urmel_dl.dbt.pi; | ||
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| import java.util.Map; | ||
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| import org.junit.Assert; | ||
| import org.junit.Before; | ||
| import org.junit.Test; | ||
| import org.mycore.common.MCRTestCase; | ||
| import org.mycore.common.config.MCRConfiguration2; | ||
| import org.mycore.datamodel.metadata.MCRObjectID; | ||
| import org.mycore.pi.exceptions.MCRPersistentIdentifierException; | ||
| import org.mycore.pi.urn.MCRDNBURN; | ||
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| public class DBTMapObjectIDURNGeneratorTest extends MCRTestCase { | ||
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| private static final String CONFIG_PREFIX = "MCR.PI.Generator.Test"; | ||
| DBTMapObjectIDURNGenerator generator; | ||
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| @Override | ||
| protected Map<String, String> getTestProperties() { | ||
| Map<String, String> testProperties = super.getTestProperties(); | ||
| testProperties.put(CONFIG_PREFIX, ""); | ||
| testProperties.put(CONFIG_PREFIX+".Prefix.dbt_mods", "urn:nbn:de:test-dbt-"); | ||
| return testProperties; | ||
| } | ||
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| @Before | ||
| public void setUp() throws Exception { | ||
| super.setUp(); | ||
| generator = new DBTMapObjectIDURNGenerator(); | ||
| generator.init(CONFIG_PREFIX); | ||
| Map<String, String> subPropertiesMap = MCRConfiguration2.getSubPropertiesMap(CONFIG_PREFIX+"."); | ||
| System.out.println(subPropertiesMap); | ||
| generator.setProperties(subPropertiesMap); | ||
| } | ||
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| @Test | ||
| public void getNamespace() { | ||
| Assert.assertEquals("urn:nbn:de:test",generator.getNamespace("test")); | ||
| Assert.assertEquals("urn:nbn:de:test",generator.getNamespace("urn:nbn:de:test")); | ||
| } | ||
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| @Test | ||
| public void buildURN() throws MCRPersistentIdentifierException { | ||
| MCRObjectID mcrObjectID=MCRObjectID.getInstance("dbt_mods_4711"); | ||
| MCRDNBURN urn = generator.buildURN(mcrObjectID, ""); | ||
| Assert.assertEquals("urn:nbn:de:test-dbt-4711-2",urn.asString()); | ||
| } | ||
| } |