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Merge pull request #722 from Faerballert/feature_extend_ValidationLogVisualizer

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extend ValidationLogVisualizer to not use only file system
This commit is contained in:
Jochen Staerk
2025-03-03 16:54:12 +01:00
committed by GitHub
parent c3332c3329 dc6a863a2d
commit d95388e62c
1 changed files with 26 additions and 3 deletions
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29
library/src/main/java/org/mustangproject/ZUGFeRD/ValidationLogVisualizer.java
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@@ -1,5 +1,13 @@
package org.mustangproject.ZUGFeRD; package org.mustangproject.ZUGFeRD;
import java.io.BufferedOutputStream;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.io.StringReader;
import org.apache.fop.apps.*; import org.apache.fop.apps.*;
import org.apache.fop.apps.io.ResourceResolverFactory; import org.apache.fop.apps.io.ResourceResolverFactory;
import org.apache.fop.configuration.Configuration; import org.apache.fop.configuration.Configuration;
@@ -14,7 +22,7 @@ import javax.xml.transform.*;
import javax.xml.transform.sax.SAXResult; import javax.xml.transform.sax.SAXResult;
import javax.xml.transform.stream.StreamResult; import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource; import javax.xml.transform.stream.StreamSource;
import java.io.*;
import java.nio.charset.StandardCharsets; import java.nio.charset.StandardCharsets;
public class ValidationLogVisualizer { public class ValidationLogVisualizer {
@@ -70,7 +78,7 @@ public class ValidationLogVisualizer {
return baos.toString(StandardCharsets.UTF_8); return baos.toString(StandardCharsets.UTF_8);
} }
public void toPDF(String xmlLogfileContent, String pdfFilename) { public byte[] createPDFBytes(String xmlLogfileContent) {
// the writing part // the writing part
@@ -111,7 +119,8 @@ public class ValidationLogVisualizer {
// Step 2: Set up output stream. // Step 2: Set up output stream.
// Note: Using BufferedOutputStream for performance reasons (helpful with FileOutputStreams). // Note: Using BufferedOutputStream for performance reasons (helpful with FileOutputStreams).
try (OutputStream out = new BufferedOutputStream(new FileOutputStream(pdfFilename))) { ByteArrayOutputStream baos = new ByteArrayOutputStream();
try (OutputStream out = new BufferedOutputStream(baos)) {
// Step 3: Construct fop with desired output format // Step 3: Construct fop with desired output format
Fop fop = fopFactory.newFop(MimeConstants.MIME_PDF, userAgent, out); Fop fop = fopFactory.newFop(MimeConstants.MIME_PDF, userAgent, out);
@@ -133,6 +142,20 @@ public class ValidationLogVisualizer {
} catch (FOPException | IOException | TransformerException e) { } catch (FOPException | IOException | TransformerException e) {
LOGGER.error("Failed to create PDF", e); LOGGER.error("Failed to create PDF", e);
} }
return baos.toByteArray();
}
public byte[] toPDF(String xmlLogfileContent) {
return createPDFBytes(xmlLogfileContent);
}
public void toPDF(String xmlLogfileContent, String pdfFilename) {
byte[] pdfData = createPDFBytes(xmlLogfileContent);
try (FileOutputStream fos = new FileOutputStream(pdfFilename)) {
fos.write(pdfData);
} catch (IOException e) {
LOGGER.error("Failed to write PDF to file", e);
}
} }
private static class ClasspathResourceURIResolver implements URIResolver { private static class ClasspathResourceURIResolver implements URIResolver {