Added to Java API classes Range and CvSlice.

modules/java/src/java/Range.java

@@ -0,0 +1,68 @@
+package org.opencv;
+
+//javadoc:Range
+public class Range {
+	
+	public int start, end;
+
+	public Range(int s, int e) {
+		this.start = s;
+		this.end = e;
+	}
+
+	public Range() {
+		this(0, 0);
+	}
+
+	public int size() {
+		return end-start;
+	}
+
+	public boolean empty() {
+		return start==end;
+	}
+
+	public static Range all() {
+		return new Range(Integer.MIN_VALUE , Integer.MAX_VALUE);
+	}
+
+	public Range intersection(Range r1) {
+		Range r = new Range(Math.max(r1.start, this.start), Math.min(r1.end, this.end));
+		r.end = Math.max(r.end, r.start);
+		return r;
+	}
+	public Range shift(int delta) {
+		return new Range(start+delta, end+delta);
+	}
+	
+	
+	public Range clone() {
+		return new Range(start, end);
+	}
+	
+	@Override
+	public int hashCode() {
+		final int prime = 31;
+		int result = 1;
+		long temp;
+		temp = Double.doubleToLongBits(start);
+		result = prime * result + (int) (temp ^ (temp >>> 32));
+		temp = Double.doubleToLongBits(end);
+		result = prime * result + (int) (temp ^ (temp >>> 32));
+		return result;
+	}
+
+	@Override
+	public boolean equals(Object obj) {
+		if (this == obj) return true;
+		if (!(obj instanceof Range)) return false;
+		Range it = (Range) obj;
+		return start == it.start && end == it.end;
+	}
+
+	@Override
+	public String toString() {
+		if (this == null) return "null";
+		return "[" + start + ", " + end + ")";
+	}
+}