--- old/src/jdk.scripting.nashorn/share/classes/jdk/nashorn/internal/runtime/regexp/joni/ast/StateNode.java	2020-04-15 18:51:55.000000000 +0530
+++ /dev/null	2020-04-15 18:51:55.000000000 +0530
@@ -1,159 +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.NodeStatus;
-
-@SuppressWarnings("javadoc")
-public abstract class StateNode extends Node implements NodeStatus {
-    protected int state;
-
-    @Override
-    public String toString(final int level) {
-        return "\n  state: " + stateToString();
-    }
-
-    public String stateToString() {
-        final StringBuilder states = new StringBuilder();
-        if (isMinFixed()) states.append("MIN_FIXED ");
-        if (isMaxFixed()) states.append("MAX_FIXED ");
-        if (isMark1()) states.append("MARK1 ");
-        if (isMark2()) states.append("MARK2 ");
-        if (isMemBackrefed()) states.append("MEM_BACKREFED ");
-        if (isStopBtSimpleRepeat()) states.append("STOP_BT_SIMPLE_REPEAT ");
-        if (isRecursion()) states.append("RECURSION ");
-        if (isCalled()) states.append("CALLED ");
-        if (isAddrFixed()) states.append("ADDR_FIXED ");
-        if (isInRepeat()) states.append("IN_REPEAT ");
-        if (isNestLevel()) states.append("NEST_LEVEL ");
-        if (isByNumber()) states.append("BY_NUMBER ");
-
-        return states.toString();
-    }
-
-    public boolean isMinFixed() {
-        return (state & NST_MIN_FIXED) != 0;
-    }
-
-    public void setMinFixed() {
-        state |= NST_MIN_FIXED;
-    }
-
-    public boolean isMaxFixed() {
-        return (state & NST_MAX_FIXED) != 0;
-    }
-
-    public void setMaxFixed() {
-        state |= NST_MAX_FIXED;
-    }
-
-    public boolean isCLenFixed() {
-        return (state & NST_CLEN_FIXED) != 0;
-    }
-
-    public void setCLenFixed() {
-        state |= NST_CLEN_FIXED;
-    }
-
-    public boolean isMark1() {
-        return (state & NST_MARK1) != 0;
-    }
-
-    public void setMark1() {
-        state |= NST_MARK1;
-    }
-
-    public boolean isMark2() {
-        return (state & NST_MARK2) != 0;
-    }
-
-    public void setMark2() {
-        state |= NST_MARK2;
-    }
-
-    public void clearMark2() {
-        state &= ~NST_MARK2;
-    }
-
-    public boolean isMemBackrefed() {
-        return (state & NST_MEM_BACKREFED) != 0;
-    }
-
-    public void setMemBackrefed() {
-        state |= NST_MEM_BACKREFED;
-    }
-
-    public boolean isStopBtSimpleRepeat() {
-        return (state & NST_STOP_BT_SIMPLE_REPEAT) != 0;
-    }
-
-    public void setStopBtSimpleRepeat() {
-        state |= NST_STOP_BT_SIMPLE_REPEAT;
-    }
-
-    public boolean isRecursion() {
-        return (state & NST_RECURSION) != 0;
-    }
-
-    public void setRecursion() {
-        state |= NST_RECURSION;
-    }
-
-    public boolean isCalled() {
-        return (state & NST_CALLED) != 0;
-    }
-
-    public void setCalled() {
-        state |= NST_CALLED;
-    }
-
-    public boolean isAddrFixed() {
-        return (state & NST_ADDR_FIXED) != 0;
-    }
-
-    public void setAddrFixed() {
-        state |= NST_ADDR_FIXED;
-    }
-
-    public boolean isInRepeat() {
-        return (state & NST_IN_REPEAT) != 0;
-    }
-
-    public void setInRepeat() {
-        state |= NST_IN_REPEAT;
-    }
-
-    public boolean isNestLevel() {
-        return (state & NST_NEST_LEVEL) != 0;
-    }
-
-    public void setNestLevel() {
-        state |= NST_NEST_LEVEL;
-    }
-
-    public boolean isByNumber() {
-        return (state & NST_BY_NUMBER) != 0;
-    }
-
-    public void setByNumber() {
-        state |= NST_BY_NUMBER;
-    }
-
-}