HBX-2916: Move XMLPrettyPrinter to the API and offer the ability to specify the XMLPrettyPrinterStrategy

  - Move class 'org.hibernate.tool.internal.xml.XMLPrettyPrinter' to 'org.hibernate.tool.api.xml.XMLPrettyPrinter'
  - Add a new test class 'org.hibernate.tool.api.xml.XMLPrettyPrinterTest'

Signed-off-by: Koen Aers <koen.aers@gmail.com>

Author: koentsje

orm/src/main/java/org/hibernate/tool/internal/xml/XMLPrettyPrinter.java renamed to orm/src/main/java/org/hibernate/tool/api/xml/XMLPrettyPrinter.java

@@ -2,7 +2,7 @@
  * Created on 17-Dec-2004
  *
  */
-package org.hibernate.tool.internal.xml;
+package org.hibernate.tool.api.xml;
 
 import java.io.File;
 import java.io.IOException;
@@ -11,6 +11,8 @@
 import java.nio.file.Files;
 import java.nio.file.Paths;
 
+import org.hibernate.tool.internal.xml.XMLPrettyPrinterStrategyFactory;
+
 /**
  * @author max
  * 

orm/src/main/java/org/hibernate/tool/internal/export/common/DefaultArtifactCollector.java

@@ -10,7 +10,7 @@
 import java.util.Set;
 
 import org.hibernate.tool.api.export.ArtifactCollector;
-import org.hibernate.tool.internal.xml.XMLPrettyPrinter;
+import org.hibernate.tool.api.xml.XMLPrettyPrinter;
 
 /**
  * Callback class that all exporters are given to allow better feedback and

orm/src/main/java/org/hibernate/tool/internal/xml/XMLPrettyPrinterStrategyFactory.java

@@ -30,7 +30,6 @@ private static XMLPrettyPrinterStrategy loadFromSystemProperty() {
                 throw new RuntimeException(e);
             }
         }
-
         return null;
     }
 }

orm/src/test/java/org/hibernate/tool/api/xml/XMLPrettyPrinterTest.java

@@ -0,0 +1,46 @@
+package org.hibernate.tool.api.xml;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import java.io.File;
+import java.io.PrintWriter;
+import java.nio.file.Files;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.io.TempDir;
+
+public class XMLPrettyPrinterTest {
+	
+	private static final String XML_BEFORE = "<foo><bar>foobar</bar></foo>";
+	
+	private static final String XML_AFTER = 
+			"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n" +
+			"<foo>\n" +
+	        "    <bar>foobar</bar>\n" +
+			"</foo>\n";
+	
+	private static final String fileName = "foobarfile.xml";
+
+	@TempDir 
+	private File tempDir;
+	
+	private File xmlFile = null;
+	
+	@BeforeEach
+	public void beforeEach() throws Exception {
+		xmlFile = new File(tempDir, fileName);
+		PrintWriter writer = new PrintWriter(xmlFile);
+		writer.print(XML_BEFORE);
+		writer.flush();
+		writer.close();
+	}
+	
+	@Test
+	public void testXmlPrettyPrintDefault() throws Exception {
+		XMLPrettyPrinter.prettyPrintFile(xmlFile);
+		String result = Files.readString(xmlFile.toPath());
+		assertEquals(XML_AFTER, result);
+	}
+	
+}