updated java doc
diff --git a/plugins/org.eclipse.graphiti/src/org/eclipse/graphiti/util/ColorConstant.java b/plugins/org.eclipse.graphiti/src/org/eclipse/graphiti/util/ColorConstant.java
index 1bdcc63..b2e3e38 100644
--- a/plugins/org.eclipse.graphiti/src/org/eclipse/graphiti/util/ColorConstant.java
+++ b/plugins/org.eclipse.graphiti/src/org/eclipse/graphiti/util/ColorConstant.java
@@ -27,8 +27,9 @@
 	private int blue;
 
 	/**
-	 * Constructs a new instance of this class given the desired red, green and blue values expressed as ints in the range 0 to 255 (where 0
-	 * is black and 255 is full brightness).
+	 * Constructs a new instance of this class given the desired red, green and
+	 * blue values expressed as ints in the range 0 to 255 (where 0 is black and
+	 * 255 is full brightness).
 	 * 
 	 * @param red
 	 *            the amount of red in the color
@@ -43,29 +44,14 @@
 		this.blue = blue;
 	}
 
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see org.eclipse.graphiti.util.IColorConstant#getRed()
-	 */
 	public int getRed() {
 		return red;
 	}
 
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see org.eclipse.graphiti.util.IColorConstant#getGreen()
-	 */
 	public int getGreen() {
 		return green;
 	}
 
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see org.eclipse.graphiti.util.IColorConstant#getBlue()
-	 */
 	public int getBlue() {
 		return blue;
 	}
diff --git a/plugins/org.eclipse.graphiti/src/org/eclipse/graphiti/util/IGradientType.java b/plugins/org.eclipse.graphiti/src/org/eclipse/graphiti/util/IGradientType.java
index 36786ad..caf290a 100644
--- a/plugins/org.eclipse.graphiti/src/org/eclipse/graphiti/util/IGradientType.java
+++ b/plugins/org.eclipse.graphiti/src/org/eclipse/graphiti/util/IGradientType.java
@@ -15,10 +15,18 @@
  *******************************************************************************/
 package org.eclipse.graphiti.util;
 
+import org.eclipse.graphiti.mm.algorithms.styles.AdaptedGradientColoredAreas;
+
+/**
+ * The constants provided by this interface can be used with
+ * {@link AdaptedGradientColoredAreas}. If <i>VERTICAL</i> is set, the gradient
+ * will go from top to bottom. If <i>HORIZONTAL</i>, it will go from left to
+ * right.
+ */
 public interface IGradientType {
-	
+
 	public final Integer VERTICAL = 0;
-	
+
 	public final Integer HORIZONTAL = 1;
 
 }
diff --git a/plugins/org.eclipse.graphiti/src/org/eclipse/graphiti/util/LocationInfo.java b/plugins/org.eclipse.graphiti/src/org/eclipse/graphiti/util/LocationInfo.java
index 9973601..f6b4984 100644
--- a/plugins/org.eclipse.graphiti/src/org/eclipse/graphiti/util/LocationInfo.java
+++ b/plugins/org.eclipse.graphiti/src/org/eclipse/graphiti/util/LocationInfo.java
@@ -28,7 +28,7 @@
 	private GraphicsAlgorithm graphicsAlgorithm;
 
 	/**
-	 * Constructs a new instance of this class with given shape and graphics
+	 * Constructs a new instance of LocationInfo with given shape and graphics
 	 * algorithm.
 	 * 
 	 * @param shape
@@ -41,20 +41,10 @@
 		this.graphicsAlgorithm = graphicsAlgorithm;
 	}
 
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see org.eclipse.graphiti.util.ILocationInfo#getShape()
-	 */
 	public Shape getShape() {
 		return shape;
 	}
 
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see org.eclipse.graphiti.util.ILocationInfo#getGraphicsAlgorithm()
-	 */
 	public GraphicsAlgorithm getGraphicsAlgorithm() {
 		return graphicsAlgorithm;
 	}