first commit

Author: ccarella

.gitignore

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+.gradle/
+.idea/
+gradle/
+gradlew
+gradlew.bat

README.md

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+Design Principles
+
+Solid Java

build.gradle

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+plugins {
+    id 'java'
+}
+
+group 'org.example'
+version '1.0-SNAPSHOT'
+
+sourceCompatibility = 1.8
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    testCompile group: 'junit', name: 'junit', version: '4.12'
+}

settings.gradle

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+rootProject.name = 'designprinciples'
+

src/README.md

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+package singleresponsability;
+
+// A separate class that is concerned only with printing
+public class BookPrinter {
+
+    // methods for outputting text
+    void printTextToConsole(String text){
+        //our code for formatting and printing the text
+    }
+
+    void printTextToAnotherMedium(String text){
+        // code for writing to any other location..
+    }
+
+}

src/main/java/singleresponsability/BookPrinter.java

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+package singleresponsability;
+
+public class BookV1 {
+
+    private String name;
+    private String author;
+    private String text;
+
+    public BookV1(String name, String author, String text) {
+        this.name = name;
+        this.author = author;
+        this.text = text;
+    }
+
+    public String replaceWordInText(String word){
+        return text.replaceAll(word, text);
+    }
+
+    public boolean isWordInText(String word){
+        return text.contains(word);
+    }
+
+    void printTextToConsole() {
+        // our code for formatting and printing the text
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getAuthor() {
+        return author;
+    }
+
+    public String getText() {
+        return text;
+    }
+
+}

src/main/java/singleresponsability/BookV1.java

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+package singleresponsability;
+
+public class BookV2 {
+
+    private String name;
+    private String author;
+    private String text;
+
+    public BookV2(String name, String author, String text) {
+        this.name = name;
+        this.author = author;
+        this.text = text;
+    }
+
+    public String replaceWordInText(String word){
+        return text.replaceAll(word, text);
+    }
+
+    public boolean isWordInText(String word){
+        return text.contains(word);
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getAuthor() {
+        return author;
+    }
+
+    public String getText() {
+        return text;
+    }
+
+}