| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE |
| * file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file |
| * to You under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the |
| * License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on |
| * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations under the License. |
| */ |
| package org.apache.tuweni.config; |
| |
| |
| /** |
| * A position in an input document. |
| */ |
| public final class DocumentPosition { |
| private final int line; |
| private final int column; |
| |
| /** |
| * Create a position. |
| * |
| * @param line The line. |
| * @param column The column. |
| * @return A position. |
| */ |
| public static DocumentPosition positionAt(int line, int column) { |
| if (line < 1) { |
| throw new IllegalArgumentException("line must be >= 1"); |
| } |
| if (column < 1) { |
| throw new IllegalArgumentException("column must be >= 1"); |
| } |
| return new DocumentPosition(line, column); |
| } |
| |
| private DocumentPosition(int line, int column) { |
| this.line = line; |
| this.column = column; |
| } |
| |
| /** |
| * The line number. |
| * |
| * <p> |
| * The first line of the document is line 1. |
| * |
| * @return The line number (1..). |
| */ |
| public int line() { |
| return line; |
| } |
| |
| /** |
| * The column number. |
| * |
| * <p> |
| * The first column of the document is column 1. |
| * |
| * @return The column number (1..). |
| */ |
| public int column() { |
| return column; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (obj == this) { |
| return true; |
| } |
| if (!(obj instanceof DocumentPosition)) { |
| return false; |
| } |
| DocumentPosition other = (DocumentPosition) obj; |
| return this.line == other.line && this.column == other.column; |
| } |
| |
| @Override |
| public int hashCode() { |
| return 31 * line + column; |
| } |
| |
| @Override |
| public String toString() { |
| return "line " + line + ", column " + column; |
| } |
| } |