From b0e2637beacb2e06cf0333c78b1ceeee1860a5fa Mon Sep 17 00:00:00 2001
From: oblonski <4sschroeder@gmail.com>
Date: Sat, 11 Jan 2014 17:06:48 +0100
Subject: [PATCH] add copyOf and copyConstructor to Capacity

---
 .../java/jsprit/core/problem/Capacity.java    | 17 ++++++++++
 .../core/problem/{job => }/CapacityTest.java  | 33 +++++++++++++++++--
 2 files changed, 47 insertions(+), 3 deletions(-)
 rename jsprit-core/src/test/java/jsprit/core/problem/{job => }/CapacityTest.java (65%)

diff --git a/jsprit-core/src/main/java/jsprit/core/problem/Capacity.java b/jsprit-core/src/main/java/jsprit/core/problem/Capacity.java
index a0ec0d4e..0788ae10 100644
--- a/jsprit-core/src/main/java/jsprit/core/problem/Capacity.java
+++ b/jsprit-core/src/main/java/jsprit/core/problem/Capacity.java
@@ -3,6 +3,11 @@ package jsprit.core.problem;
 
 public class Capacity {
 	
+	public static Capacity copyOf(Capacity capacity){
+		if(capacity == null) return null;
+		return new Capacity(capacity);
+	}
+	
 	public static class Builder {
 		
 		/**
@@ -56,6 +61,18 @@ public class Capacity {
 	
 	private int[] dimensions;
 	
+	/**
+	 * copy constructor
+	 * 
+	 * @param capacity
+	 */
+	Capacity(Capacity capacity){
+		this.dimensions = new int[capacity.getNuOfDimensions()];
+		for(int i=0;i<capacity.getNuOfDimensions();i++){
+			this.dimensions[i]=capacity.get(i);
+		}
+	}
+	
 	Capacity(Builder builder) {
 		dimensions = builder.dimensions;
 	}
diff --git a/jsprit-core/src/test/java/jsprit/core/problem/job/CapacityTest.java b/jsprit-core/src/test/java/jsprit/core/problem/CapacityTest.java
similarity index 65%
rename from jsprit-core/src/test/java/jsprit/core/problem/job/CapacityTest.java
rename to jsprit-core/src/test/java/jsprit/core/problem/CapacityTest.java
index 4891a4ba..bbb11d8c 100644
--- a/jsprit-core/src/test/java/jsprit/core/problem/job/CapacityTest.java
+++ b/jsprit-core/src/test/java/jsprit/core/problem/CapacityTest.java
@@ -1,12 +1,11 @@
 
-package jsprit.core.problem.job;
+package jsprit.core.problem;
 
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
 
 import java.util.Random;
 
-import jsprit.core.problem.Capacity;
-
 import org.junit.Test;
 
 public class CapacityTest {
@@ -62,5 +61,33 @@ public class CapacityTest {
 		assertEquals(0, cap.get(0));
 	}
 	
+	@Test
+	public void whenCopyingCapacityWithTwoCapDim_copiedObjShouldHvSameNuOfDims(){
+		Capacity.Builder capBuilder = Capacity.Builder.newInstance();
+		capBuilder.addDimension(0, 4);
+		capBuilder.addDimension(1,10);
+		Capacity cap = capBuilder.build();
+		
+		Capacity copiedCapacity = Capacity.copyOf(cap);
+		assertEquals(2,copiedCapacity.getNuOfDimensions());
+	}
+	
+	@Test
+	public void whenCopyingCapacityWithTwoCapDim_copiedObjShouldHvSameValues(){
+		Capacity.Builder capBuilder = Capacity.Builder.newInstance();
+		capBuilder.addDimension(0, 4);
+		capBuilder.addDimension(1,10);
+		Capacity cap = capBuilder.build();
+		
+		Capacity copiedCapacity = Capacity.copyOf(cap);
+		assertEquals(4,copiedCapacity.get(0));
+		assertEquals(10,copiedCapacity.get(1));
+	}
+	
+	@Test
+	public void whenCopyingNull_itShouldReturnNull(){
+		Capacity nullCap = Capacity.copyOf(null);
+		assertTrue(nullCap==null);
+	}
 
 }