b

Java/task3_5_3/KeywordAnalyzer.java

@@ -0,0 +1,14 @@
+public abstract class KeywordAnalyzer implements TextAnalyzer {
+
+    protected abstract String[] getKeywords();    
+    protected abstract Label getLabel();
+
+    public Label processText(String text) {
+        for (String k: this.getKeywords()) {
+            if (text.contains(k)) {
+                return this.getLabel();
+            }
+        }
+        return Label.OK;
+    }
+}

Java/task3_5_3/Label.java

@@ -0,0 +1,3 @@
+public enum Label {
+    SPAM, NEGATIVE_TEXT, TOO_LONG, OK
+}

Java/task3_5_3/NegativeTextAnalyzer.java

@@ -0,0 +1,10 @@
+public class NegativeTextAnalyzer extends KeywordAnalyzer {
+    private String[] keywords = {":(", "=(", ":|"};
+
+    protected Label getLabel() {
+        return Label.NEGATIVE_TEXT;
+    }
+    protected String[] getKeywords() {
+        return this.keywords;
+    }
+}

Java/task3_5_3/SpamAnalyzer.java

@@ -0,0 +1,16 @@
+public class SpamAnalyzer extends KeywordAnalyzer {
+    private String[] keywords;
+
+    public SpamAnalyzer (String[] keywords) {
+        String[] skey = new String[keywords.length];
+        System.arraycopy(keywords, 0, skey, 0, skey.length);
+        this.keywords = skey;
+    }
+
+    protected Label getLabel() {
+        return Label.SPAM;
+    }
+    protected String[] getKeywords() {
+        return this.keywords;
+    }
+}

Java/task3_5_3/TestObject.java

@@ -0,0 +1,11 @@
+public class TestObject {
+    public Label checkLabels(TextAnalyzer[] analyzers, String text) {
+        for (TextAnalyzer a: analyzers) {
+            Label L = a.processText(text);
+            if (L != Label.OK) {
+                return L;
+            }
+        }
+        return Label.OK;
+    }
+}

Java/task3_5_3/TextAnalyzer.java

@@ -0,0 +1,3 @@
+public interface TextAnalyzer {
+    Label processText(String text);
+}

Java/task3_5_3/TooLongTextAnalyzer.java

@@ -0,0 +1,9 @@
+public class TooLongTextAnalyzer implements TextAnalyzer {
+    private int maxLength = 0;
+    public TooLongTextAnalyzer(int maxLength) {
+        this.maxLength = maxLength;
+    }
+    public Label processText(String text) {
+        return (text.length() > this.maxLength ? Label.TOO_LONG : Label.OK);
+    }
+}

Java/task3_5_3/task3_5_3.java

@@ -0,0 +1,64 @@
+public class task3_5_3 {
+    public static void main(String[] args) {
+        // инициализация анализаторов для проверки в порядке данного набора анализаторов
+        String[] spamKeywords = {"spam", "bad"};
+        int commentMaxLength = 40;
+        TextAnalyzer[] textAnalyzers1 = {
+            new SpamAnalyzer(spamKeywords),
+            new NegativeTextAnalyzer(),
+            new TooLongTextAnalyzer(commentMaxLength)
+        };
+        TextAnalyzer[] textAnalyzers2 = {
+            new SpamAnalyzer(spamKeywords),
+            new TooLongTextAnalyzer(commentMaxLength),
+            new NegativeTextAnalyzer()
+        };
+        TextAnalyzer[] textAnalyzers3 = {
+            new TooLongTextAnalyzer(commentMaxLength),
+            new SpamAnalyzer(spamKeywords),
+            new NegativeTextAnalyzer()
+        };
+        TextAnalyzer[] textAnalyzers4 = {
+            new TooLongTextAnalyzer(commentMaxLength),
+            new NegativeTextAnalyzer(),
+            new SpamAnalyzer(spamKeywords)
+        };
+        TextAnalyzer[] textAnalyzers5 = {
+            new NegativeTextAnalyzer(),
+            new SpamAnalyzer(spamKeywords),
+            new TooLongTextAnalyzer(commentMaxLength)
+        };
+        TextAnalyzer[] textAnalyzers6 = {
+            new NegativeTextAnalyzer(),
+            new TooLongTextAnalyzer(commentMaxLength),
+            new SpamAnalyzer(spamKeywords)
+        };
+        // тестовые комментарии
+        String[] tests = {
+            "This comment is so good.",                            // OK
+            "This comment is so Loooooooooooooooooooooooooooong.", // TOO_LONG
+            "Very negative comment !!!!=(!!!!;",                   // NEGATIVE_TEXT
+            "Very BAAAAAAAAAAAAAAAAAAAAAAAAD comment with :|;",    // NEGATIVE_TEXT or TOO_LONG
+            "This comment is so bad....",                          // SPAM
+            "The comment is a spam, maybeeeeeeeeeeeeeeeeeeeeee!",  // SPAM or TOO_LONG
+            "Negative bad :( spam.",                               // SPAM or NEGATIVE_TEXT
+            "Very bad, very neg =(, very .................."      // SPAM or NEGATIVE_TEXT or TOO_LONG
+        };
+        TextAnalyzer[][] textAnalyzers = {textAnalyzers1, textAnalyzers2, textAnalyzers3,
+                                        textAnalyzers4, textAnalyzers5, textAnalyzers6};
+        TestObject testObject = new TestObject();
+        int numberOfAnalyzer; // номер анализатора, указанный в идентификаторе textAnalyzers{№}
+        int numberOfTest = 0; // номер теста, который соответствует индексу тестовых комментариев
+        for (String test : tests) {
+            numberOfAnalyzer = 1;
+            System.out.print("test #" + numberOfTest + ": ");
+            System.out.println(test);
+            for (TextAnalyzer[] analyzers : textAnalyzers) {
+                System.out.print(numberOfAnalyzer + ": ");
+                System.out.println(testObject.checkLabels(analyzers, test));
+                numberOfAnalyzer++;
+            }
+            numberOfTest++;
+        }
+    }
+}