Initial commit.

.gitignore

+target/
+.classpath
+.project
+.settings
+pom.xml.tag
+pom.xml.releaseBackup
+pom.xml.versionsBackup
+pom.xml.next
+release.properties
+dependency-reduced-pom.xml
+buildNumber.properties
+.mvn/timing.properties

pom.xml

+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>edu.unl.cse.soft161.inheritance_examples</groupId>
+  <artifactId>inheritance_examples</artifactId>
+  <packaging>jar</packaging>
+  <version>1.0-SNAPSHOT</version>
+  <name>inheritance_examples</name>
+  <url>http://maven.apache.org</url>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <version>3.8.1</version>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <version>3.6.0</version>
+        <configuration>
+          <source>1.8</source>
+          <target>1.8</target>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
+</project>

src/main/java/edu/unl/cse/soft161/inheritance_examples/both_dry_violations/AgeCohort.java

+package edu.unl.cse.soft161.inheritance_examples.both_dry_violations;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class AgeCohort {
+	private int minimum;
+	private int maximum;
+
+	public AgeCohort(int minimum, int maximum) {
+		this.minimum = minimum;
+		this.maximum = maximum;
+	}
+
+	private boolean includesByAge(Patient patient) {
+		return minimum <= patient.getAge() && patient.getAge() <= maximum;
+	}
+
+	public List<Patient> filter(List<Patient> patients) {
+		List<Patient> results = new ArrayList<Patient>();
+		for (Patient patient : patients) {
+			if (includesByAge(patient)) {
+				results.add(patient);
+			}
+		}
+		return results;
+	}
+}

src/main/java/edu/unl/cse/soft161/inheritance_examples/both_dry_violations/Patient.java

+package edu.unl.cse.soft161.inheritance_examples.both_dry_violations;
+
+public class Patient {
+	private String name;
+	private String region;
+	private int age;
+
+	public Patient(String name, String region, int age) {
+		this.name = name;
+		this.region = region;
+		this.age = age;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	public String getRegion() {
+		return region;
+	}
+
+	public int getAge() {
+		return age;
+	}
+}

src/main/java/edu/unl/cse/soft161/inheritance_examples/both_dry_violations/RegionalCohort.java

+package edu.unl.cse.soft161.inheritance_examples.both_dry_violations;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class RegionalCohort {
+	private String region;
+
+	public RegionalCohort(String region) {
+		this.region = region;
+	}
+
+	private boolean includesByRegion(Patient patient) {
+		return patient.getRegion().equals(region);
+	}
+
+	public List<Patient> filter(List<Patient> patients) {
+		List<Patient> results = new ArrayList<Patient>();
+		for (Patient patient : patients) {
+			if (includesByRegion(patient)) {
+				results.add(patient);
+			}
+		}
+		return results;
+	}
+}

src/main/java/edu/unl/cse/soft161/inheritance_examples/dry_violation_in_caller/Bradycardia.java

+package edu.unl.cse.soft161.inheritance_examples.dry_violation_in_caller;
+
+public class Bradycardia {	
+	public boolean affects(Patient patient) {
+		return patient.getObservation("HR") < 60.0;
+	}
+	
+	public String toString() {
+		return "bradycardia";
+	}
+}

src/main/java/edu/unl/cse/soft161/inheritance_examples/dry_violation_in_caller/Patient.java

+package edu.unl.cse.soft161.inheritance_examples.dry_violation_in_caller;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class Patient {
+	private String name;
+	private Map<String, Double>observations;
+	private Bradycardia bradycardia;
+	private Tachycardia tachycardia;
+	
+	public Patient(String name, Bradycardia bradycardia, Tachycardia tachycardia) {
+		this.name = name;
+		observations = new HashMap<String, Double>();
+		this.bradycardia = bradycardia;
+		this.tachycardia = tachycardia;
+	}
+	
+	public Double getObservation(String concept) {
+		return observations.get(concept);
+	}
+	
+	public void setObservation(String concept, Double value) {
+		observations.put(concept, value);
+		if (bradycardia != null && bradycardia.affects(this)) {
+			System.out.println("Warning: " + name + " has " + bradycardia + ".");
+		}
+		if (tachycardia != null && tachycardia.affects(this)) {
+			System.out.println("Warning: " + name + " has " + tachycardia + ".");
+		}
+	}
+}

src/main/java/edu/unl/cse/soft161/inheritance_examples/dry_violation_in_caller/Tachycardia.java

+package edu.unl.cse.soft161.inheritance_examples.dry_violation_in_caller;
+
+public class Tachycardia {
+	public boolean affects(Patient patient) {
+		return patient.getObservation("HR") > 100.0;
+	}
+	
+	public String toString() {
+		return "tachycardia";
+	}
+}

src/main/java/edu/unl/cse/soft161/inheritance_examples/dry_violation_in_method_body/GeneralAlert.java

+package edu.unl.cse.soft161.inheritance_examples.dry_violation_in_method_body;
+
+import java.time.ZonedDateTime;
+
+public class GeneralAlert {
+	private String type;
+	private String patient;
+	private ZonedDateTime timestamp;
+	private String message;
+
+	public GeneralAlert(String type, String patient, ZonedDateTime timestamp, String message) {
+		this.type = type;
+		this.patient = patient;
+		this.timestamp = timestamp;
+		this.message = message;
+	}
+
+	public String getType() {
+		return type;
+	}
+
+	public String getPatient() {
+		return patient;
+	}
+
+	public ZonedDateTime getTimestamp() {
+		return timestamp;
+	}
+
+	public String getMessage() {
+		return message;
+	}
+}

src/main/java/edu/unl/cse/soft161/inheritance_examples/dry_violation_in_method_body/SIRSAlert.java

+package edu.unl.cse.soft161.inheritance_examples.dry_violation_in_method_body;
+
+import java.time.ZonedDateTime;
+import java.util.List;
+
+public class SIRSAlert {
+	private String type;
+	private String patient;
+	private ZonedDateTime timestamp;
+	private String message;
+	private List<String> evidence;
+
+	public SIRSAlert(String type, String patient, ZonedDateTime timestamp, String message, List<String> evidence) {
+		this.type = type;
+		this.patient = patient;
+		this.timestamp = timestamp;
+		this.message = message;
+		this.evidence = evidence;
+	}
+
+	public String getType() {
+		return type;
+	}
+
+	public String getPatient() {
+		return patient;
+	}
+
+	public ZonedDateTime getTimestamp() {
+		return timestamp;
+	}
+
+	public String getMessage() {
+		return message;
+	}
+	
+	public List<String> getEvidence() {
+		return evidence;
+	}
+}