mirror of
https://github.com/octoleo/plantuml.git
synced 2024-06-03 09:00:48 +00:00
216 lines
5.9 KiB
Java
216 lines
5.9 KiB
Java
/* ========================================================================
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* PlantUML : a free UML diagram generator
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* ========================================================================
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*
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* (C) Copyright 2009-2024, Arnaud Roques
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*
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* Project Info: https://plantuml.com
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*
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* If you like this project or if you find it useful, you can support us at:
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*
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* https://plantuml.com/patreon (only 1$ per month!)
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* https://plantuml.com/paypal
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*
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* This file is part of PlantUML.
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*
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* PlantUML is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* PlantUML distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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* License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*
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*
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* Original Author: Arnaud Roques
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*
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*
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*/
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package net.sourceforge.plantuml.gitlog;
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public class CursorPosition {
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private final int x;
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private final int y;
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private final GitTextArea source;
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public CursorPosition(GitTextArea source, int x, int y) {
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this.source = source;
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this.x = x;
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this.y = y;
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}
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private String getCurrentLine() {
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return source.getLine(y);
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}
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@Override
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public String toString() {
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return "(" + (x + 1) + "," + (y + 1) + ")";
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}
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public CursorPosition move(int dx, int dy) {
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return new CursorPosition(source, x + dx, y + dy);
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}
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public boolean matches(String prefix) {
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if (x < 0) {
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return false;
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}
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final String line = getCurrentLine();
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if (x > line.length()) {
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return false;
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}
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return line.substring(x).startsWith(prefix);
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}
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public String getCommentInLine() {
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final String line = getCurrentLine();
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final int x = line.indexOf("*");
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if (x == -1) {
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return null;
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}
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final int y = line.indexOf("(", x);
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if (y == -1) {
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return null;
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}
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final int z = line.indexOf(")", y);
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if (z == -1) {
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return null;
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}
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return line.substring(y + 1, z);
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}
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public static String getCommitNameInLine(String s) {
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final int x = s.indexOf("*");
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if (x == -1) {
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return null;
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}
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s = s.replaceAll("[-.*|/\\\\]", "").trim();
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final int space = s.indexOf(" ");
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if (space == -1) {
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return s;
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}
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final String name = s.substring(0, space);
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return name;
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}
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public String getCommitDefinition() {
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return getCommitNameInLine(getCurrentLine().substring(x));
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}
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public Commit getCommit() {
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return new Commit(getCommitDefinition(), this);
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}
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public CursorPosition getDownFromHere() {
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return getDownFromInternal(this);
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}
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private static CursorPosition getDownFromInternal(CursorPosition current) {
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while (true) {
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if (current.matches("* ")) {
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return current;
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}
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if (current.matches("/") && current.move(-2, 0).matches("_|/")) {
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current = current.move(-2, 0);
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continue;
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}
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if (current.matches("_") && current.move(-2, 0).matches("_|_")) {
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current = current.move(-2, 0);
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continue;
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}
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if (current.matches("_") && current.move(-2, 1).matches("/")) {
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current = current.move(-2, 1);
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continue;
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}
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if (current.matches("|") && current.move(0, 1).matches("* ")) {
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current = current.move(0, 1);
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continue;
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}
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if (current.matches("|") && current.move(0, 1).matches("|")) {
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current = current.move(0, 1);
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continue;
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}
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if (current.matches("| ") && current.move(0, 1).matches(" \\") && current.move(2, 2).matches("|")) {
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current = current.move(2, 2);
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continue;
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}
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if (current.matches("| ") && current.move(0, 1).matches(" \\") && current.move(2, 2).matches("\\")) {
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current = current.move(2, 2);
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continue;
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}
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if (current.matches("| ") && current.move(-1, 1).matches("/ ") && current.move(-2, 2).matches("* ")) {
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current = current.move(-2, 2);
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continue;
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}
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if (current.matches("| ") && current.move(-3, 1).matches("_|/ ")) {
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current = current.move(-3, 1);
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continue;
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}
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if (current.matches("| ") && current.move(-1, 1).matches("/ ") && current.move(-2, 2).matches("| ")) {
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current = current.move(-2, 2);
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continue;
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}
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if (current.matches("| ") && current.move(-3, 1).matches("_|/")) {
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current = current.move(-3, 1);
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continue;
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}
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if (current.matches("| ") && current.move(0, 1).matches(" \\") && current.move(1, 2).matches("/ ")) {
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current = current.move(1, 2);
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continue;
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}
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if (current.matches("| ") && current.move(0, 1).matches(" \\") && current.move(2, 2).matches("* ")) {
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current = current.move(2, 2);
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continue;
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}
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if (current.matches("\\ ") && current.move(1, 1).matches("* ")) {
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current = current.move(1, 1);
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continue;
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}
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if (current.matches(" \\")) {
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current = current.move(2, 1);
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continue;
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}
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if (current.matches("\\ ") && current.move(0, 1).matches("/ ")) {
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current = current.move(0, 1);
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continue;
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}
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if (current.matches("\\ ") && current.move(1, 1).matches("\\ ")) {
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current = current.move(1, 1);
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continue;
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}
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if (current.matches("\\ ") && current.move(1, 1).matches("|")) {
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current = current.move(1, 1);
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continue;
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}
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if (current.matches("/ ") && current.move(-1, 1).matches("/ ")) {
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current = current.move(-1, 1);
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continue;
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}
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if (current.matches("/ ") && current.move(-2, 1).matches("/| ")) {
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current = current.move(-2, 1);
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continue;
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}
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if (current.matches("/") && current.move(-1, 1).matches("* ")) {
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current = current.move(-1, 1);
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continue;
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}
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if (current.matches("/") && current.move(-1, 1).matches("|")) {
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current = current.move(-1, 1);
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continue;
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}
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System.err.println("this=" + current);
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throw new UnsupportedOperationException(current.toString());
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}
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}
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}
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