[document-conversion] fix example

Author: germanattanasio

examples/java/com/ibm/watson/developer_cloud/document_conversion/v1/DocumentConversionCustomConfigExample.java

@@ -1,84 +1,87 @@
 /**
  * Copyright 2015 IBM Corp. All Rights Reserved.
- *
+ * 
  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
  * in compliance with the License. You may obtain a copy of the License at
- *
+ * 
  * http://www.apache.org/licenses/LICENSE-2.0
- *
+ * 
  * Unless required by applicable law or agreed to in writing, software distributed under the License
  * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
  * or implied. See the License for the specific language governing permissions and limitations under
  * the License.
  */
 package com.ibm.watson.developer_cloud.document_conversion.v1;
 
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+
 import com.google.gson.JsonObject;
 import com.google.gson.JsonParser;
 import com.ibm.watson.developer_cloud.document_conversion.v1.model.Answers;
 import com.ibm.watson.developer_cloud.http.HttpMediaType;
 
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-
 public class DocumentConversionCustomConfigExample {
-    public static void main(String[] args) {
-        final String versionDate = "2015-12-14";
-        DocumentConversion service = new DocumentConversion(versionDate);
-        service.setUsernameAndPassword("<username>", "<password>");
-
-        final File html = new File("src/test/resources/document_conversion/html-with-extra-content-input.htm");
+  public static void main(String[] args) {
+    final String versionDate = "2015-12-14";
+    DocumentConversion service = new DocumentConversion(versionDate);
+    service.setUsernameAndPassword("<username>", "<password>");
 
-        // Run a conversion with no configuration specified. The Document Conversion service will use
-        // its default configuration when no configuration is specified. For this example, the
-        // Document Conversion service will section a HTML document by h1, h2, h3, h4, h5, and h6 tags.
-        // Those sections will be returned as Answers
-        System.out.println("Convert html document to Answer Units using default configuration");
-        final Answers htmlToAnswersWithDefaultConfig =
-                service.convertDocumentToAnswer(html, HttpMediaType.TEXT_HTML);
-        System.out.println(htmlToAnswersWithDefaultConfig);
+    final File html =
+        new File("src/test/resources/document_conversion/html-with-extra-content-input.htm");
 
-        System.out.println("==================================================");
+    // Run a conversion with no configuration specified. The Document Conversion service will use
+    // its default configuration when no configuration is specified. For this example, the
+    // Document Conversion service will section a HTML document by h1, h2, h3, h4, h5, and h6 tags.
+    // Those sections will be returned as Answers
+    System.out.println("Convert html document to Answer Units using default configuration");
+    final Answers htmlToAnswersWithDefaultConfig =
+        service.convertDocumentToAnswer(html, HttpMediaType.TEXT_HTML);
+    System.out.println(htmlToAnswersWithDefaultConfig);
 
-        // Run a conversion with a custom configuration. The next example shows how to convert this same
-        // document with a custom configuration. Instead of sectioning by the default settings (h1, h2,
-        // h3, h4, h5, and h6), the following example shows how to section a HTML document by only the
-        // h1 tag. This will result in Answers that are sectioned by h1 tags.
-        String configAsString = "{\n" +
-                "    \"answer_units\": {\n" +
-                "        \"selector_tags\": [\"h1\"]\n" +
-                "    }\n" +
-                "}";
-        JsonParser jsonParser = new JsonParser();
-        JsonObject customConfig = jsonParser.parse(configAsString).getAsJsonObject();
+    System.out.println("==================================================");
 
-        System.out.println("Convert html document to Answer Units using custom configuration");
-        final Answers htmlToAnswersWithCustomConfig =
-                service.convertDocumentToAnswer(html, HttpMediaType.TEXT_HTML, customConfig);
-        System.out.println(htmlToAnswersWithCustomConfig);
+    // Run a conversion with a custom configuration. The next example shows how to convert this same
+    // document with a custom configuration. Instead of sectioning by the default settings (h1, h2,
+    // h3, h4, h5, and h6), the following example shows how to section a HTML document by only the
+    // h1 tag. This will result in Answers that are sectioned by h1 tags.
+    String configAsString =
+        "{\n" + "    \"answer_units\": {\n" + "        \"selector_tags\": [\"h1\"]\n" + "    }\n"
+            + "}";
+    JsonParser jsonParser = new JsonParser();
+    JsonObject customConfig = jsonParser.parse(configAsString).getAsJsonObject();
 
-        System.out.println("==================================================");
+    System.out.println("Convert html document to Answer Units using custom configuration");
+    final Answers htmlToAnswersWithCustomConfig =
+        service.convertDocumentToAnswer(html, HttpMediaType.TEXT_HTML, customConfig);
+    System.out.println(htmlToAnswersWithCustomConfig);
 
-        // Run a conversion with a custom configuration that is loaded from a file. This example is similar
-        // to the previous one above. The custom configuration from the file will section a HTML document
-        // by only the h2 tag. This will result in Answers that are sectioned by h2 tags.
-        System.out.println("Convert html document to Answer Units using custom configuration loaded from a file");
-        String customConfigFilePath = "src/test/resources/document_conversion/answer_unit_config_selector_h2.json";
-        JsonObject customConfigFromFile = null;
-        try {
-            customConfigFromFile = service.loadCustomConfig(new FileInputStream(customConfigFilePath));
-        } catch(FileNotFoundException e ) {
-            e.printStackTrace();
-        }
+    System.out.println("==================================================");
 
-        if(customConfigFilePath == null) {
-            System.err.println("ERROR - Unable to load custom config from file " + customConfigFilePath);
-            return;
-        }
+    // Run a conversion with a custom configuration that is loaded from a file. This example is
+    // similar
+    // to the previous one above. The custom configuration from the file will section a HTML
+    // document
+    // by only the h2 tag. This will result in Answers that are sectioned by h2 tags.
+    System.out
+        .println("Convert html document to Answer Units using custom configuration loaded from a file");
+    String customConfigFilePath =
+        "src/test/resources/document_conversion/answer_unit_config_selector_h2.json";
+    JsonObject customConfigFromFile = null;
+    try {
+      customConfigFromFile = service.loadCustomConfig(new FileInputStream(customConfigFilePath));
+    } catch (FileNotFoundException e) {
+      e.printStackTrace();
+    }
 
-        final Answers htmlToAnswersWithCustomConfigFromFile =
-                service.convertDocumentToAnswer(html, HttpMediaType.TEXT_HTML, customConfigFromFile);
-        System.out.println(htmlToAnswersWithCustomConfigFromFile);
+    if (customConfigFromFile == null) {
+      System.err.println("ERROR - Unable to load custom config from file " + customConfigFilePath);
+      return;
     }
+
+    final Answers htmlToAnswersWithCustomConfigFromFile =
+        service.convertDocumentToAnswer(html, HttpMediaType.TEXT_HTML, customConfigFromFile);
+    System.out.println(htmlToAnswersWithCustomConfigFromFile);
+  }
 }