Use UTF-8 encoding to save files (#64)

* scheme2ddl-63 use UTF-8 encoding to save files

Author: qwazer

src/main/java/com/googlecode/scheme2ddl/UserObjectWriter.java

@@ -9,6 +9,7 @@
 import org.springframework.batch.item.ItemWriter;
 
 import java.io.File;
+import java.nio.charset.StandardCharsets;
 import java.util.List;
 
 /**
@@ -31,7 +32,7 @@ public void writeUserObject(UserObject userObject) throws Exception {
         String absoluteFileName = outputPath + "/" +  userObject.getFileName();
         absoluteFileName = FilenameUtils.separatorsToSystem(absoluteFileName);
         File file = new File(absoluteFileName);
-        FileUtils.writeStringToFile(file, userObject.getDdl());
+        FileUtils.writeStringToFile(file, userObject.getDdl(), StandardCharsets.UTF_8);
         log.info(String.format("Saved %s %s.%s to file %s",
                 userObject.getType().toLowerCase(),
                 userObject.getSchema().toLowerCase(),
@@ -40,7 +41,6 @@ public void writeUserObject(UserObject userObject) throws Exception {
     }
 
 
-
     public void setOutputPath(String outputPath) {
         this.outputPath = outputPath;
     }

src/test/java/com/googlecode/scheme2ddl/UserObjectWriterTest.java

@@ -0,0 +1,33 @@
+package com.googlecode.scheme2ddl;
+
+import com.googlecode.scheme2ddl.domain.UserObject;
+import org.assertj.core.api.Assertions;
+import org.testng.annotations.Test;
+
+import java.io.File;
+
+public class UserObjectWriterTest {
+
+    private UserObjectWriter userObjectWriter = new UserObjectWriter();
+
+    @Test
+    public void testWriteUserObjectWithUtf8() throws Exception {
+
+        String content = "--你好 Немного текста в UTF-8";
+        String outputPath = "output";
+        userObjectWriter.setOutputPath(outputPath);
+        UserObject userObject = new UserObject();
+        userObject.setType("tmp_test");
+        userObject.setSchema("tmp_test");
+        userObject.setName("content_utf8");
+        userObject.setFileName("tmp_test.sql");
+        userObject.setDdl(content);
+        userObjectWriter.writeUserObject(userObject);
+
+        String fileName = outputPath + "/" +  userObject.getFileName();
+        File f = new File(fileName);
+        f.deleteOnExit(); //to delete temp file after test over
+        Assertions.assertThat(f).hasContent(content);
+
+    }
+}