1 files changed, 219 insertions, 0 deletions
diff --git a/maven-plugins/trunk/tuscany-bundle-plugin/src/main/java/org/apache/tuscany/maven/bundle/plugin/OSGIArtifactVersion.java b/maven-plugins/trunk/tuscany-bundle-plugin/src/main/java/org/apache/tuscany/maven/bundle/plugin/OSGIArtifactVersion.java
new file mode 100644
index 0000000000..d87ae0cb9f
--- /dev/null
+++ b/maven-plugins/trunk/tuscany-bundle-plugin/src/main/java/org/apache/tuscany/maven/bundle/plugin/OSGIArtifactVersion.java
@@ -0,0 +1,219 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.tuscany.maven.bundle.plugin;
+
+import java.util.StringTokenizer;
+
+import org.apache.maven.artifact.versioning.ArtifactVersion;
+
+public class OSGIArtifactVersion implements ArtifactVersion {
+    private Integer buildNumber;
+
+    private Integer incrementalVersion;
+
+    private Integer majorVersion;
+
+    private Integer minorVersion;
+
+    private String qualifier;
+
+    private String unparsed;
+
+    public OSGIArtifactVersion(String version) {
+        parseVersion(version);
+    }
+
+    public int compareTo(Object o) {
+        ArtifactVersion otherVersion = (ArtifactVersion)o;
+
+        int result = getMajorVersion() - otherVersion.getMajorVersion();
+        if (result == 0) {
+            result = getMinorVersion() - otherVersion.getMinorVersion();
+        }
+        if (result == 0) {
+            result = getIncrementalVersion() - otherVersion.getIncrementalVersion();
+        }
+        if (result == 0) {
+            if (this.qualifier != null) {
+                String otherQualifier = otherVersion.getQualifier();
+
+                if (otherQualifier != null) {
+                    if ((this.qualifier.length() > otherQualifier.length()) && this.qualifier
+                        .startsWith(otherQualifier)) {
+                        // here, the longer one that otherwise match is
+                        // considered older
+                        result = -1;
+                    } else if ((this.qualifier.length() < otherQualifier.length()) && otherQualifier
+                        .startsWith(this.qualifier)) {
+                        // here, the longer one that otherwise match is
+                        // considered older
+                        result = 1;
+                    } else {
+                        result = this.qualifier.compareTo(otherQualifier);
+                    }
+                } else {
+                    // otherVersion has no qualifier but we do - that's newer
+                    result = -1;
+                }
+            } else if (otherVersion.getQualifier() != null) {
+                // otherVersion has a qualifier but we don't, we're newer
+                result = 1;
+            } else {
+                result = getBuildNumber() - otherVersion.getBuildNumber();
+            }
+        }
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object other) {
+        if (this == other) {
+            return true;
+        }
+
+        if (false == (other instanceof ArtifactVersion)) {
+            return false;
+        }
+
+        return 0 == compareTo(other);
+    }
+
+    public int getBuildNumber() {
+        return this.buildNumber != null ? this.buildNumber.intValue() : 0;
+    }
+
+    public int getIncrementalVersion() {
+        return this.incrementalVersion != null ? this.incrementalVersion.intValue() : 0;
+    }
+
+    public int getMajorVersion() {
+        return this.majorVersion != null ? this.majorVersion.intValue() : 0;
+    }
+
+    public int getMinorVersion() {
+        return this.minorVersion != null ? this.minorVersion.intValue() : 0;
+    }
+
+    public String getQualifier() {
+        return this.qualifier;
+    }
+
+    @Override
+    public int hashCode() {
+        int result = 1229;
+
+        result = 1223 * result + getMajorVersion();
+        result = 1223 * result + getMinorVersion();
+        result = 1223 * result + getIncrementalVersion();
+        result = 1223 * result + getBuildNumber();
+
+        if (null != getQualifier()) {
+            result = 1223 * result + getQualifier().hashCode();
+        }
+
+        return result;
+    }
+
+    public final void parseVersion(String version) {
+        this.unparsed = version;
+
+        int index = version.indexOf("-");
+
+        String part1;
+        String part2 = null;
+
+        if (index < 0) {
+            part1 = version;
+        } else {
+            part1 = version.substring(0, index);
+            part2 = version.substring(index + 1);
+        }
+
+        if (part2 != null) {
+            try {
+                if ((part2.length() == 1) || !part2.startsWith("0")) {
+                    this.buildNumber = Integer.valueOf(part2);
+                } else {
+                    this.qualifier = part2;
+                }
+            } catch (NumberFormatException e) {
+                this.qualifier = part2;
+            }
+        }
+
+        if ((part1.indexOf(".") < 0) && !part1.startsWith("0")) {
+            try {
+                this.majorVersion = Integer.valueOf(part1);
+            } catch (NumberFormatException e) {
+                // qualifier is the whole version, including "-"
+                this.qualifier = version;
+                this.buildNumber = null;
+            }
+        } else {
+            StringTokenizer tok = new StringTokenizer(part1, ".");
+
+            String s;
+
+            if (tok.hasMoreTokens()) {
+                s = tok.nextToken();
+                try {
+                    this.majorVersion = Integer.valueOf(s);
+
+                    if (tok.hasMoreTokens()) {
+                        s = tok.nextToken();
+                        try {
+                            this.minorVersion = Integer.valueOf(s);
+                            if (tok.hasMoreTokens()) {
+
+                                s = tok.nextToken();
+                                try {
+                                    this.incrementalVersion = Integer.valueOf(s);
+
+                                } catch (NumberFormatException e) {
+                                    this.qualifier = s;
+                                }
+                            }
+                        } catch (NumberFormatException e) {
+                            this.qualifier = s;
+                        }
+                    }
+                } catch (NumberFormatException e) {
+                    this.qualifier = s;
+                }
+            }
+
+            if (tok.hasMoreTokens()) {
+                StringBuffer qualifier = new StringBuffer(this.qualifier != null ? this.qualifier : "");
+                qualifier.append(tok.nextToken());
+                while (tok.hasMoreTokens()) {
+                    qualifier.append("_");
+                    qualifier.append(tok.nextToken());
+                }
+
+                this.qualifier = qualifier.toString();
+            }
+
+        }
+    }
+
+    @Override
+    public String toString() {
+        return this.unparsed;
+    }
+}