Use local copy of latest bndlib code for pre-release testing purposes
git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1347815 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/bundleplugin/src/main/java/aQute/libg/version/VersionRange.java b/bundleplugin/src/main/java/aQute/libg/version/VersionRange.java
new file mode 100755
index 0000000..46f9e94
--- /dev/null
+++ b/bundleplugin/src/main/java/aQute/libg/version/VersionRange.java
@@ -0,0 +1,96 @@
+package aQute.libg.version;
+
+import java.util.*;
+import java.util.regex.*;
+
+public class VersionRange {
+ Version high;
+ Version low;
+ char start = '[';
+ char end = ']';
+
+ static Pattern RANGE = Pattern.compile("(\\(|\\[)\\s*(" +
+ Version.VERSION_STRING + ")\\s*,\\s*(" +
+ Version.VERSION_STRING + ")\\s*(\\)|\\])");
+
+ public VersionRange(String string) {
+ string = string.trim();
+ Matcher m = RANGE.matcher(string);
+ if (m.matches()) {
+ start = m.group(1).charAt(0);
+ String v1 = m.group(2);
+ String v2 = m.group(10);
+ low = new Version(v1);
+ high = new Version(v2);
+ end = m.group(18).charAt(0);
+ if (low.compareTo(high) > 0)
+ throw new IllegalArgumentException(
+ "Low Range is higher than High Range: " + low + "-" +
+ high);
+
+ } else
+ high = low = new Version(string);
+ }
+
+ public boolean isRange() {
+ return high != low;
+ }
+
+ public boolean includeLow() {
+ return start == '[';
+ }
+
+ public boolean includeHigh() {
+ return end == ']';
+ }
+
+ public String toString() {
+ if (high == low)
+ return high.toString();
+
+ StringBuilder sb = new StringBuilder();
+ sb.append(start);
+ sb.append(low);
+ sb.append(',');
+ sb.append(high);
+ sb.append(end);
+ return sb.toString();
+ }
+
+ public Version getLow() {
+ return low;
+ }
+
+ public Version getHigh() {
+ return high;
+ }
+
+ public boolean includes(Version v) {
+ if ( !isRange() ) {
+ return low.compareTo(v) <=0;
+ }
+ if (includeLow()) {
+ if (v.compareTo(low) < 0)
+ return false;
+ } else if (v.compareTo(low) <= 0)
+ return false;
+
+ if (includeHigh()) {
+ if (v.compareTo(high) > 0)
+ return false;
+ } else if (v.compareTo(high) >= 0)
+ return false;
+
+ return true;
+ }
+
+ public Iterable<Version> filter( final Iterable<Version> versions) {
+ List<Version> list = new ArrayList<Version>();
+ for ( Version v : versions) {
+ if ( includes(v))
+ list.add(v);
+ }
+ return list;
+ }
+
+}
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