refinement: Add rule to create static imports

Change-Id: Ic595a3686739d99a3262396c079666e2e76eb6b2

1 files changed, 63 insertions, 0 deletions

diff --git a/plugins/org.eclipse.osee.framework.jdk.core/src/org/eclipse/osee/framework/jdk/core/text/rules/StaticImport.java b/plugins/org.eclipse.osee.framework.jdk.core/src/org/eclipse/osee/framework/jdk/core/text/rules/StaticImport.java
new file mode 100644
index 00000000000..45e4438e648
--- /dev/null
+++ b/plugins/org.eclipse.osee.framework.jdk.core/src/org/eclipse/osee/framework/jdk/core/text/rules/StaticImport.java
@@ -0,0 +1,63 @@
+/*******************************************************************************
+ * Copyright (c) 2016 Boeing.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Boeing - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.osee.framework.jdk.core.text.rules;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.HashSet;
+import java.util.Set;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import org.eclipse.osee.framework.jdk.core.text.Rule;
+import org.eclipse.osee.framework.jdk.core.text.change.ChangeSet;
+
+/**
+ * @author Ryan D. Brooks
+ */
+public class StaticImport extends Rule {
+   private static final Pattern importP = Pattern.compile("[\n]import ");
+   private final Pattern staticP;
+   private final Set<String> constants = new HashSet<>();
+   private final String importPrefix;
+
+   public StaticImport(String packageName, String staticClassName) {
+      super(null); // don't change extension on resulting file (i.e. overwrite the original file)
+      this.staticP = Pattern.compile("[^.](" + staticClassName + "\\.)(\\w+)");
+      importPrefix = "import static " + packageName + "." + staticClassName + ".";
+   }
+
+   @Override
+   public ChangeSet computeChanges(CharSequence seq) {
+      constants.clear();
+      Matcher staticM = staticP.matcher(seq);
+      ChangeSet changeSet = new ChangeSet(seq);
+
+      while (staticM.find()) {
+         ruleWasApplicable = true;
+         changeSet.delete(staticM.start(1), staticM.end(1));
+         constants.add(staticM.group(2));
+      }
+      if (ruleWasApplicable) {
+         Matcher importM = importP.matcher(seq);
+         importM.find();
+         int index = importM.start() + 1;
+         for (String constant : constants) {
+            changeSet.insertBefore(index, importPrefix + constant + ";\n");
+         }
+      }
+      return changeSet;
+   }
+
+   public static void main(String[] args) throws IOException {
+      new StaticImport("org.eclipse.osee.framework.core.enums", "RelationOrderBaseTypes").process(
+         new File("c:/UserData/git/org.eclipse.osee/plugins/"));
+   }
+}
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