UNITSOFMEASUREMENT-121: Introduce "Pluggable" Unit Systems and data

sources 

Task-Url: https://java.net/jira/browse/UNITSOFMEASUREMENT-121

Author: keilw

pom.xml

@@ -27,6 +27,7 @@
         <maven.compile.sourceLevel>${jdkVersion}</maven.compile.sourceLevel>
         <impl.version>0.8-SNAPSHOT</impl.version>
         <lib.version>0.7</lib.version> <!-- currently unused -->
+        <ucum.version>0.1-SNAPSHOT</ucum.version>
         <jackson.version>2.2.2</jackson.version>
     </properties>
 
@@ -44,6 +45,11 @@
             <artifactId>uom-se</artifactId>
             <version>${impl.version}</version>
         </dependency>
+        <dependency>
+            <groupId>systems.uom</groupId>
+            <artifactId>uom-systems-ucum</artifactId>
+            <version>${ucum.version}</version>
+        </dependency>
 
         <!-- =========================================================================================================== -->
         <!-- Jackson library for JSON-parsing                                                                            -->

src/main/java/com/opower/unitsofmeasure/UnitJacksonModule.java

@@ -13,8 +13,8 @@
 import com.fasterxml.jackson.databind.module.SimpleModule;
 import com.fasterxml.jackson.databind.ser.std.StdScalarSerializer;
 
-import tec.uom.se.format.UCUMFormat;
-import tec.uom.se.format.UCUMFormat.Variant;
+import systems.uom.ucum.format.UCUMFormat;
+import systems.uom.ucum.format.UCUMFormat.Variant;
 
 import javax.measure.Unit;
 

src/test/java/com/opower/unitsofmeasure/TestUnitJacksonModule.java

@@ -14,9 +14,8 @@
 import org.junit.Ignore;
 import org.junit.Test;
 
-import tec.uom.se.unit.SI;
 import tec.uom.se.unit.Units;
-import tec.uom.se.unit.ucum.UCUM;
+import systems.uom.ucum.UCUM;
 
 import javax.measure.Unit;
 
@@ -43,7 +42,7 @@ public void setUp() throws Exception {
 	public void testSerializeArea() throws Exception {
 		assertEquals(
 				"Expected JSON with a UCUM representation of the area unit",
-				"\"m2\"", serialize(SI.SQUARE_METRE));
+				"\"m2\"", serialize(Units.SQUARE_METRE));
 	}
 
 	@Test
@@ -53,7 +52,7 @@ public void testSerializeTemperature() throws Exception {
 				"\"[degF]\"", serialize(UCUM.FAHRENHEIT));
 		assertEquals(
 				"Expected JSON with a UCUM representation of the temperature unit",
-				"\"Cel\"", serialize(SI.CELSIUS));
+				"\"Cel\"", serialize(Units.CELSIUS));
 	}
 
 	@Test
@@ -64,7 +63,7 @@ public void testSerializeLength() throws Exception {
 
 		assertEquals(
 				"Expected JSON with a UCUM representation of the length unit",
-				"\"km\"", serialize(KILO(SI.METRE)));
+				"\"km\"", serialize(KILO(Units.METRE)));
 	}
 
 	@Test
@@ -87,15 +86,15 @@ public void testParseArea() throws Exception {
 	public void testParseTemperature() throws Exception {
 		Unit<?> parsedUnit = parse("\"Cel\"", Unit.class);
 		assertEquals("The Unit<Temperature> in the parsed JSON doesn't match",
-				SI.CELSIUS, parsedUnit);
+				Units.CELSIUS, parsedUnit);
 	}
 
 	@Test
 	public void testParseLength() throws Exception {
 		Unit<?> parsedUnit = parse("\"km\"", Unit.class);
 
 		assertEquals("The Unit<Length> in the parsed JSON doesn't match",
-				KILO(SI.METRE), parsedUnit);
+				KILO(Units.METRE), parsedUnit);
 	}
 
 	@Test(expected = JsonParseException.class)