added chain of responsibility sample

chain/src/main/java/com/iluwatar/Request.java

@@ -0,0 +1,33 @@
+package com.iluwatar;
+
+public class Request {
+
+	private String requestDescription;
+	private RequestType requestType;
+
+	public Request(RequestType requestType, String requestDescription) {
+		this.setRequestType(requestType);
+		this.setRequestDescription(requestDescription);
+	}
+
+	public String getRequestDescription() {
+		return requestDescription;
+	}
+
+	public void setRequestDescription(String requestDescription) {
+		this.requestDescription = requestDescription;
+	}
+
+	public RequestType getRequestType() {
+		return requestType;
+	}
+
+	public void setRequestType(RequestType requestType) {
+		this.requestType = requestType;
+	}
+
+	@Override
+	public String toString() {
+		return getRequestDescription();
+	}
+}