--- old/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/regexp/joni/ast/AnchorNode.java	2020-04-15 18:51:49.000000000 +0530
+++ /dev/null	2020-04-15 18:51:49.000000000 +0530
@@ -1,125 +0,0 @@
-/*
- * 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 jdk.nashorn.internal.runtime.regexp.joni.ast;
-
-import jdk.nashorn.internal.runtime.regexp.joni.constants.AnchorType;
-
-@SuppressWarnings("javadoc")
-public final class AnchorNode extends Node implements AnchorType {
-    public int type;
-    public Node target;
-    public int charLength;
-
-    public AnchorNode(final int type) {
-        this.type = type;
-        charLength = -1;
-    }
-
-    @Override
-    public int getType() {
-        return ANCHOR;
-    }
-
-    @Override
-    protected void setChild(final Node newChild) {
-        target = newChild;
-    }
-
-    @Override
-    protected Node getChild() {
-        return target;
-    }
-
-    public void setTarget(final Node tgt) {
-        target = tgt;
-        tgt.parent = this;
-    }
-
-    @Override
-    public String getName() {
-        return "Anchor";
-    }
-
-    @Override
-    public String toString(final int level) {
-        final StringBuilder value = new StringBuilder();
-        value.append("\n  type: ").append(typeToString());
-        value.append("\n  target: ").append(pad(target, level + 1));
-        return value.toString();
-    }
-
-    public String typeToString() {
-        final StringBuilder sb = new StringBuilder();
-        if (isType(BEGIN_BUF)) {
-            sb.append("BEGIN_BUF ");
-        }
-        if (isType(BEGIN_LINE)) {
-            sb.append("BEGIN_LINE ");
-        }
-        if (isType(BEGIN_POSITION)) {
-            sb.append("BEGIN_POSITION ");
-        }
-        if (isType(END_BUF)) {
-            sb.append("END_BUF ");
-        }
-        if (isType(SEMI_END_BUF)) {
-            sb.append("SEMI_END_BUF ");
-        }
-        if (isType(END_LINE)) {
-            sb.append("END_LINE ");
-        }
-        if (isType(WORD_BOUND)) {
-            sb.append("WORD_BOUND ");
-        }
-        if (isType(NOT_WORD_BOUND)) {
-            sb.append("NOT_WORD_BOUND ");
-        }
-        if (isType(WORD_BEGIN)) {
-            sb.append("WORD_BEGIN ");
-        }
-        if (isType(WORD_END)) {
-            sb.append("WORD_END ");
-        }
-        if (isType(PREC_READ)) {
-            sb.append("PREC_READ ");
-        }
-        if (isType(PREC_READ_NOT)) {
-            sb.append("PREC_READ_NOT ");
-        }
-        if (isType(LOOK_BEHIND)) {
-            sb.append("LOOK_BEHIND ");
-        }
-        if (isType(LOOK_BEHIND_NOT)) {
-            sb.append("LOOK_BEHIND_NOT ");
-        }
-        if (isType(ANYCHAR_STAR)) {
-            sb.append("ANYCHAR_STAR ");
-        }
-        if (isType(ANYCHAR_STAR_ML)) {
-            sb.append("ANYCHAR_STAR_ML ");
-        }
-        return sb.toString();
-    }
-
-    private boolean isType(final int t) {
-        return (this.type & t) != 0;
-    }
-
-}