whitespace corrections+switch to ioutils

History.md

@@ -5,6 +5,7 @@
 - Fix #389: ClassCastException: ZUGFeRDExporterFromA3
 - jakarta support #372
 - Upgrade to PDFBox 3 #373
+- Requires Java 11
 - #397
 - #392 CLI: action combine: --ignorefileextension to ignore PDF/A input file errors dosen't work
 - for CLI combine, fx is now default

library/src/main/java/org/mustangproject/ZUGFeRD/ZUGFeRDImporter.java

@@ -14,10 +14,7 @@
  * @author jstaerk
  */
 
-import java.io.BufferedInputStream;
-import java.io.ByteArrayInputStream;
-import java.io.IOException;
-import java.io.InputStream;
+import java.io.*;
 import java.math.BigDecimal;
 import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
@@ -43,8 +40,8 @@
 import javax.xml.xpath.XPathExpressionException;
 import javax.xml.xpath.XPathFactory;
 
+import org.apache.commons.io.IOUtils;
 import org.apache.pdfbox.Loader;
-import org.apache.pdfbox.io.IOUtils;
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.pdmodel.PDDocumentNameDictionary;
 import org.apache.pdfbox.pdmodel.PDEmbeddedFilesNameTreeNode;
@@ -786,11 +783,11 @@ public boolean canParse() {
 
 
 	static String convertStreamToString(java.io.InputStream is) {
-	  // TODO wouldn't we use IOUtils.toByteArray nowadays???
-		// source https://stackoverflow.com/questions/309424/how-do-i-read-convert-an-inputstream-into-a-string-in-java referring to
-		// https://community.oracle.com/blogs/pat/2004/10/23/stupid-scanner-tricks
-		final Scanner s = new Scanner(is, StandardCharsets.UTF_8).useDelimiter("\\A");
-		return s.hasNext() ? s.next() : "";
+		try {
+			return IOUtils.toString(is, StandardCharsets.UTF_8);
+		} catch  (IOException e) {
+			throw new UncheckedIOException(e);
+		}
 	}
 
 	/**