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src/jdk.jextract/share/classes/com/sun/tools/jextract/FindSymbol.java

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  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 package com.sun.tools.jextract;
  25 
  26 import java.util.Arrays;
  27 import java.util.Collection;
  28 import java.util.function.Predicate;
  29 import jdk.internal.clang.Cursor;
  30 import jdk.internal.clang.Index;
  31 import jdk.internal.clang.LibClang;
  32 
  33 public class FindSymbol {
  34     public static void main(String[] args) {
  35         if (args.length == 0) {
  36             System.out.println("libclang version: " + LibClang.version());
  37             return;
  38         }
  39 
  40         Index index = LibClang.createIndex();
  41         Cursor tuCursor = index.parse(args[0], diag -> { System.err.println(diag.toString()); }, false);
  42         final Printer p = new Printer();
  43 
  44         if (args.length == 1) {
  45             p.printTree(tuCursor, Integer.MAX_VALUE);
  46             return;
  47         }
  48 
  49         final Collection<String> set = Arrays.asList(Arrays.copyOfRange(args, 1, args.length));
  50         Predicate<Cursor> matchName = c -> c.isDeclaration() && set.contains(c.spelling());
  51         tuCursor.stream()
  52                 .filter(matchName)
  53                 .forEach(c -> p.printTree(c, Integer.MAX_VALUE));
  54     }
  55 }


  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 package com.sun.tools.jextract;
  25 
  26 import java.util.Arrays;
  27 import java.util.Collection;
  28 import java.util.function.Predicate;
  29 import jdk.internal.clang.Cursor;
  30 import jdk.internal.clang.Index;
  31 import jdk.internal.clang.LibClang;
  32 
  33 public class FindSymbol {
  34     public static void main(String[] args) {
  35         if (args.length == 0) {
  36             System.err.println("libclang version: " + LibClang.version());
  37             return;
  38         }
  39 
  40         Index index = LibClang.createIndex();
  41         Cursor tuCursor = index.parse(args[0], diag -> { System.err.println(diag.toString()); }, false);
  42         final Printer p = new Printer();
  43 
  44         if (args.length == 1) {
  45             p.printTree(tuCursor, Integer.MAX_VALUE);
  46             return;
  47         }
  48 
  49         final Collection<String> set = Arrays.asList(Arrays.copyOfRange(args, 1, args.length));
  50         Predicate<Cursor> matchName = c -> c.isDeclaration() && set.contains(c.spelling());
  51         tuCursor.stream()
  52                 .filter(matchName)
  53                 .forEach(c -> p.printTree(c, Integer.MAX_VALUE));
  54     }
  55 }
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