import jdk.nashorn.internal.ir.GetSplitState; //导入依赖的package包/类
private static IfNode makeIfStateEquals(final int lineNumber, final long token, final int finish,
        final int value, final Block pass, final Statement fail) {
    return new IfNode(lineNumber, token, finish,
            new BinaryNode(Token.recast(token, TokenType.EQ_STRICT),
                    GetSplitState.INSTANCE, intLiteral(value)),
            pass,
            fail == null ? null : new Block(NO_TOKEN, NO_FINISH, fail));
}
 

import jdk.nashorn.internal.ir.GetSplitState; //导入依赖的package包/类
@Override
public boolean enterGetSplitState(final GetSplitState getSplitState) {
    return pushExpressionType(getSplitState);
}
 

import jdk.nashorn.internal.ir.GetSplitState; //导入依赖的package包/类
/**
 * Callback for entering a {@link GetSplitState}.
 *
 * @param  getSplitState the get split state expression
 * @return true if traversal should continue and node children be traversed, false otherwise
 */
public boolean enterGetSplitState(final GetSplitState getSplitState) {
    return enterDefault(getSplitState);
}
 

import jdk.nashorn.internal.ir.GetSplitState; //导入依赖的package包/类
/**
 * Callback for leaving a {@link GetSplitState}.
 *
 * @param  getSplitState the get split state expression
 * @return processed node, which will replace the original one, or the original node
 */
public Node leaveGetSplitState(final GetSplitState getSplitState) {
    return leaveDefault(getSplitState);
}