Implemented a small action to test the indexer

Author: halirutan

resources/META-INF/plugin.xml

@@ -200,6 +200,9 @@
               description="Collapse all named characters into their utf8 counterpart.">
       </action>
 
+      <action id="Mathematica.PackageExportChecker" class="de.halirutan.mathematica.actions.PackageExportChecker"
+              text="PackageExportChecker"/>
+
       <!--<separator/>-->
 
       <!--<action id="Mathematica.ShowFormattingBlocks" class="de.halirutan.mathematica.actions.ShowFormattingBlocks"-->

src/de/halirutan/mathematica/actions/PackageExportChecker.java

@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2016 Patrick Scheibe
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+package de.halirutan.mathematica.actions;
+
+import com.intellij.openapi.actionSystem.AnAction;
+import com.intellij.openapi.actionSystem.AnActionEvent;
+import com.intellij.openapi.project.Project;
+import com.intellij.psi.search.GlobalSearchScope;
+import com.intellij.util.indexing.FileBasedIndex;
+import com.intellij.util.indexing.ID;
+import de.halirutan.mathematica.index.MathematicaPackageExportIndex;
+import de.halirutan.mathematica.index.MathematicaPackageExportIndex.Key;
+import de.halirutan.mathematica.index.PackageExportInfo;
+
+import java.util.Collection;
+import java.util.List;
+
+/**
+ * @author patrick (08.11.16).
+ */
+public class PackageExportChecker extends AnAction {
+
+  @Override
+  public void actionPerformed(AnActionEvent e) {
+
+    final Project project = e.getProject();
+    if (project == null) {
+      return;
+    }
+    final FileBasedIndex fileBasedIndex = FileBasedIndex.getInstance();
+    final ID<Key, List<PackageExportInfo>> indexId = MathematicaPackageExportIndex.INDEX_ID;
+    final Collection<Key> allKeys = fileBasedIndex.getAllKeys(indexId, project);
+
+    for (Key next : allKeys) {
+      final List<List<PackageExportInfo>> values = fileBasedIndex.getValues(indexId, next, GlobalSearchScope.allScope(project));
+      for (List<PackageExportInfo> list : values) {
+        for (PackageExportInfo info : list) {
+          System.out.println("Info: " + info.symbol + " " + info.nameSpace);
+        }
+      }
+    }
+  }
+}

src/de/halirutan/mathematica/index/MathematicaPackageExportIndex.java

@@ -144,11 +144,11 @@ public int getVersion() {
     return BASE_VERSION;
   }
 
-  interface Key {
+  public interface Key {
     void writeValue(DataOutput out) throws IOException;
   }
 
-  private static class FileKey implements Key {
+  public static class FileKey implements Key {
     private final int myFileId;
 
     private FileKey(int fileId) {
@@ -159,6 +159,8 @@ private FileKey(VirtualFile file) {
       myFileId = FileBasedIndex.getFileId(file);
     }
 
+
+
     @Override
     public void writeValue(DataOutput out) throws IOException {
       out.writeInt(myFileId);