#699

Committed 08 Jul 2025 01:41PM UTC coverage: 86.612% (-0.01%) from 86.623%

Build # #699

Build Type

push

Committed by

Commit Message

Improve link validation

Run Details

4 of 4 new or added lines in 2 files covered. (100.0%)

5 existing lines in 2 files now uncovered.

5609 of 6476 relevant lines covered (86.61%)

0.87 hits per line

Source File
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78.26

/src/main/java/de/gwdg/metadataqa/api/util/ContentTypeExtractor.java

package de.gwdg.metadataqa.api.util;

import org.apache.commons.lang3.StringUtils;

import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.logging.Logger;

public class ContentTypeExtractor {
  private static final Logger LOGGER = Logger.getLogger(ContentTypeExtractor.class.getCanonicalName());
  public static final int DEFAULT_TIMEOUT = 5000;
  private int timeout;

  public ContentTypeExtractor() {
    this.timeout = DEFAULT_TIMEOUT;
  }

  public ContentTypeExtractor(int timeout) {
    this.timeout = timeout;
  }

  public String getContentType(String url) throws IOException {
    String contentType = null;
    URL urlObj = new URL(url);
    HttpURLConnection urlConnection = (HttpURLConnection) urlObj.openConnection();

    urlConnection.setConnectTimeout(timeout);
    urlConnection.setReadTimeout(timeout);
    urlConnection.connect();
    int responseCode = urlConnection.getResponseCode();
    if (responseCode == 200) {
      String rawContentType = urlConnection.getHeaderField("Content-Type");
      if (rawContentType != null && StringUtils.isNotBlank(rawContentType))
        contentType = rawContentType.replaceAll("; ?charset.*$", "");
    } else if (responseCode == 301 // Moved Permanently
            || responseCode == 302 // Found
            || responseCode == 303 // See Other
            || responseCode == 304 // Not Modified
            || responseCode == 307 // Temporary Redirect
            || responseCode == 308 // Permanent Redirect
    ) {
      String location = urlConnection.getHeaderField("Location");
      return getContentType(location);
    } else {
      LOGGER.warning(String.format("URL %s returns unhandled status code: %d.\n", url, responseCode));
    }
    return contentType;
  }

}

1	package de.gwdg.metadataqa.api.util;
2
3	import org.apache.commons.lang3.StringUtils;
4
5	import java.io.IOException;
6	import java.net.HttpURLConnection;
7	import java.net.URL;
8	import java.util.logging.Logger;
9
10	public class ContentTypeExtractor {
11	private static final Logger LOGGER = Logger.getLogger(ContentTypeExtractor.class.getCanonicalName());	1✔
12	public static final int DEFAULT_TIMEOUT = 5000;
13	private int timeout;
14
15	public ContentTypeExtractor() {	×
16	this.timeout = DEFAULT_TIMEOUT;	×
17	}	×
18
19	public ContentTypeExtractor(int timeout) {	1✔
20	this.timeout = timeout;	1✔
21	}	1✔
22
23	public String getContentType(String url) throws IOException {
24	String contentType = null;	1✔
25	URL urlObj = new URL(url);	1✔
26	HttpURLConnection urlConnection = (HttpURLConnection) urlObj.openConnection();	1✔
27
28	urlConnection.setConnectTimeout(timeout);	1✔
29	urlConnection.setReadTimeout(timeout);	1✔
30	urlConnection.connect();	1✔
31	int responseCode = urlConnection.getResponseCode();	1✔
32	if (responseCode == 200) {	1✔
33	String rawContentType = urlConnection.getHeaderField("Content-Type");	1✔
34	if (rawContentType != null && StringUtils.isNotBlank(rawContentType))	1✔
35	contentType = rawContentType.replaceAll("; ?charset.*$", "");	1✔
36	} else if (responseCode == 301 // Moved Permanently	1✔
37	\|\| responseCode == 302 // Found
38	\|\| responseCode == 303 // See Other
39	\|\| responseCode == 304 // Not Modified
40	\|\| responseCode == 307 // Temporary Redirect
41	\|\| responseCode == 308 // Permanent Redirect
42	) {
UNCOV 43	String location = urlConnection.getHeaderField("Location");	×
UNCOV 44	return getContentType(location);	×
45	} else {
46	LOGGER.warning(String.format("URL %s returns unhandled status code: %d.\n", url, responseCode));	1✔
47	}
48	return contentType;	1✔
49	}
50
51	}

pkiraly / metadata-qa-api / #699

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