Merge pull request #46 from BartekBanachowicz/Jakub

More transformations and doc comments

.gitignore

@@ -21,3 +21,9 @@
 
 # virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
 hs_err_pid*
+
+# IntelliJ configuration
+.idea/
+
+# Maven build directory
+target/

pom.xml

@@ -12,12 +12,13 @@
         <artifactId>spring-boot-starter-parent</artifactId>
         <version>2.3.3.RELEASE</version>
     </parent>
-    
-    
+
+
     <groupId>pl.put.poznan</groupId>
     <artifactId>transformer</artifactId>
-    <version>0.2.0-SNAPSHOT</version>
-
+    <version>0.3.0-SNAPSHOT</version>
+
+
     <distributionManagement>
         <repository>
             <id>github</id>
@@ -26,10 +27,11 @@
         </repository>
     </distributionManagement>
 
+
     <properties>
         <java.version>11</java.version>
     </properties>
-    
+
 
     <dependencies>
         <dependency>
@@ -48,12 +50,20 @@
                 </exclusion>
             </exclusions>
         </dependency>
-        
+
         <dependency>
             <groupId>com.jayway.jsonpath</groupId>
             <artifactId>json-path</artifactId>
             <scope>test</scope>
         </dependency>
+
+        <dependency>
+            <groupId>com.google.guava</groupId>
+            <artifactId>guava</artifactId>
+            <version>31.0.1-jre</version>
+        </dependency>
+
+
     </dependencies>
 
 
@@ -64,11 +74,13 @@
                 <artifactId>maven-site-plugin</artifactId>
                 <version>3.9.1</version>
             </plugin>
+
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-project-info-reports-plugin</artifactId>
                 <version>3.1.2</version>
             </plugin>
+
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-javadoc-plugin</artifactId>
@@ -82,22 +94,23 @@
                     </execution>
                 </executions>
             </plugin>
+
             <plugin>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>
             </plugin>
         </plugins>
     </build>
-    
+
 
     <repositories>
         <repository>
             <id>spring-releases</id>
             <url>https://repo.spring.io/libs-release</url>
         </repository>
     </repositories>
-    
-    
+
+
     <pluginRepositories>
         <pluginRepository>
             <id>spring-releases</id>

src/main/java/pl/put/poznan/transformer/logic/Capitalize.java

@@ -6,10 +6,21 @@
 import java.util.regex.Pattern;
 import java.util.stream.Collectors;
 
+/**
+ * Part of the decorator pattern.
+ * This class makes it possible to convert the result of other text transformations
+ * by changing first letters of every word to uppercase.
+ */
 public class Capitalize extends TextDecorator {
 
+    /**
+     * @see TextDecorator#TextDecorator
+     */
     public Capitalize(Transformer t) { super(t); }
 
+    /**
+     * Returns the result of the conversion.
+     */
     @Override
     public String GetText() {
         String [] words = super.GetText().split("(?<=\\s)(?=\\S)");

src/main/java/pl/put/poznan/transformer/logic/FindInDictionary.java

@@ -0,0 +1,71 @@
+package pl.put.poznan.transformer.logic;
+
+import com.google.common.collect.BiMap;
+import com.google.common.collect.HashBiMap;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
+public class FindInDictionary {
+    private final BiMap <String, String> dictionary = HashBiMap.create();
+
+    private void load(){
+        String fileName = "src/main/resources/dictionary.csv";
+        Path pathToFile = Paths.get(fileName);
+        String line;
+        String[] elements;
+
+        try(BufferedReader reader = Files.newBufferedReader(pathToFile)){
+            line = reader.readLine();
+
+            while(line != null){
+                elements = line.split(",");
+                dictionary.put(elements[0], elements[1]);
+                line = reader.readLine();
+            }
+
+        } catch (IOException ioException){
+            ioException.printStackTrace();
+        }
+    }
+
+    public String findWordAndReplace(String shortcut){
+        String result = shortcut;
+        if(dictionary.containsKey(shortcut)){
+            result = dictionary.get(shortcut);
+        }
+        return result;
+    }
+
+    public String findShortcutAndReplace(String word){
+        String result = word;
+        if(dictionary.inverse().containsKey(word)){
+            result = dictionary.inverse().get(word);
+        }
+        return result;
+    }
+
+    public String getWord(String shortcut){
+        return dictionary.get(shortcut);
+    }
+
+    public String getShortcut(String word){
+        return dictionary.inverse().get(word);
+    }
+
+    public String[] getListOfShortcuts(){
+        return dictionary.keySet().toArray(new String[0]);
+    }
+
+    public String[] getListOfWords(){
+        return dictionary.inverse().keySet().toArray(new String[0]);
+    }
+
+    public FindInDictionary(){
+        this.load();
+    }
+
+}

src/main/java/pl/put/poznan/transformer/logic/Invert.java

@@ -0,0 +1,62 @@
+package pl.put.poznan.transformer.logic;
+
+import static java.lang.Character.isUpperCase;
+import static java.lang.Character.toUpperCase;
+
+public class Invert extends TextDecorator{
+
+    public Boolean[] findUpperLetters(String text){
+        Boolean[] upperLettersPositions = new Boolean[text.length()];
+
+        for(int i=0; i<text.length();i++){
+            upperLettersPositions[i] = isUpperCase(text.charAt(i));
+        }
+
+        return upperLettersPositions;
+    }
+
+    private String makeLettersGreatAgain(String text, Boolean[] upperLettersPositions){
+        StringBuilder result = new StringBuilder();
+
+        for(int i=0; i<text.length(); i++){
+            if(upperLettersPositions[i]){
+                result.append(toUpperCase(text.charAt(i)));
+
+            } else {
+                result.append(text.charAt(i));
+            }
+        }
+
+        return result.toString();
+    }
+
+    private String changeOrder(String text){
+        StringBuilder result = new StringBuilder();
+
+        for(int i=text.length()-1; i>=0; i--){
+            result.append(text.charAt(i));
+        }
+
+        return result.toString();
+    }
+
+    private String reverse(String text){
+        String result;
+
+        result = text.toLowerCase();
+        result = changeOrder(result);
+        result = makeLettersGreatAgain(result,findUpperLetters(text));
+
+        return result;
+    }
+
+    public Invert(Transformer t){
+        super(t);
+    }
+
+    @Override
+    public String GetText() {
+        return reverse(super.GetText());
+    }
+
+}

src/main/java/pl/put/poznan/transformer/logic/ReplaceFullWords.java

@@ -0,0 +1,27 @@
+package pl.put.poznan.transformer.logic;
+
+import static pl.put.poznan.transformer.logic.TextTransformer.dictionary;
+
+public class ReplaceFullWords extends TextDecorator {
+
+
+    private String replace(String text){
+
+        String[] keySet = dictionary.getListOfWords();
+
+        for(String word : keySet){
+            if(text.contains(word)) {
+                text = text.replaceAll(word, dictionary.getShortcut(word));
+            }
+        }
+
+        return text;
+    }
+
+    public ReplaceFullWords(Transformer t) {super(t);}
+
+    @Override
+    public String GetText(){
+        return replace(super.GetText());
+    }
+}