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MCR-3772 make Tika extraction endpoint configurable #3052

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Merged
Mewel merged 2 commits into from
Jul 21, 2026
+16 −2
Merged

MCR-3772 make Tika extraction endpoint configurable #3052

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5fe2e0c
MCR-3772 make Tika extraction endpoint configurable
rsteph-de Jul 17, 2026
2f38748
MCR-3772 - cleanup 2nd constructor param
rsteph-de Jul 20, 2026
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5 changes: 4 additions & 1 deletion mycore-solr/src/main/java/org/mycore/solr/index/file/tika/MCRSolrRemoteTikaAccumulator.java
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Original file line number Diff line number Diff line change
Expand Up @@ -63,6 +63,8 @@ public class MCRSolrRemoteTikaAccumulator implements MCRSolrFileIndexAccumulator

public static final String TIKA_MAPPER_MAX_FILE_SIZE = SOLR_CONFIG_PREFIX + "Tika.MaxFileSize";

public static final String TIKA_EXTRACT_TEXT_ENDPOINT_PROPERTY = SOLR_CONFIG_PREFIX + "Tika.ExtractTextEndpoint";

private static final Logger LOGGER = LogManager.getLogger();

private final Set<MCRTikaHttpClient> tikaClients;
Expand All @@ -88,7 +90,8 @@ public MCRSolrRemoteTikaAccumulator() {
() -> MCRConfiguration2.createConfigurationException(TIKA_MAPPER_MAX_FILE_SIZE));

this.tikaClients = MCRConfiguration2.splitValue(serverList.orElse(""))
.map(MCRTikaHttpClient::new)
.map(baseUrl -> new MCRTikaHttpClient(baseUrl.trim(),
MCRConfiguration2.getString(TIKA_EXTRACT_TEXT_ENDPOINT_PROPERTY).orElseThrow().trim()))
.collect(Collectors.toSet());
enabled = !tikaClients.isEmpty();
}
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10 changes: 9 additions & 1 deletion mycore-solr/src/main/java/org/mycore/solr/index/file/tika/MCRTikaHttpClient.java
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Expand Up @@ -43,15 +43,23 @@ public class MCRTikaHttpClient {

private final String url;

// default endpoint for Tika v2 and v3 / for v4 use 'tika/json/text'
private String extractTextEndpoint = "tika/text";

public MCRTikaHttpClient(String url) {
this.url = url.endsWith("/") ? url : url + "/";
}

public MCRTikaHttpClient(String url, String extractTextEndpoint) {
this(url);
this.extractTextEndpoint = extractTextEndpoint.startsWith("/")
? extractTextEndpoint.replaceFirst("^\\/+", "") : extractTextEndpoint;
}

public <T extends Throwable> void extractText(InputStream is, ThrowingConsumer<TreeNode, T> responseConsumer)
throws IOException, T {
HttpRequest httpPut = MCRSolrUtils.getRequestBuilder()
.uri(URI.create(url + "tika/text"))
.uri(URI.create(url + extractTextEndpoint))
.setHeader("Accept", "application/json")
.PUT(HttpRequest.BodyPublishers.ofInputStream(() -> is))
.build();
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3 changes: 3 additions & 0 deletions mycore-solr/src/main/resources/components/solr/config/mycore.properties
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Expand Up @@ -56,6 +56,9 @@ MCR.Solr.Tika.Mapper.x_tika_content.MultiValueField=true

MCR.Solr.Tika.IgnoredFiles=/alto/.*[.]xml,/mets[.]xml

#ExtractTextEndpoint in Tika 4: tika/json/text
MCR.Solr.Tika.ExtractTextEndpoint=tika/text

# 1GB
MCR.Solr.Tika.MaxFileSize=1073741824

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