--- /dev/null
+/*******************************************************************************
+ * Copyright (c) 2010 Association for Decentralized Information Management in
+ * Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.spreadsheet.solver.formula.parser;
+
+public class SheetParserUtils {
+
+ public static String escape(String str) {
+ StringBuilder b = new StringBuilder();
+ for(int i = 0;i<str.length();++i) {
+ char c = str.charAt(i);
+ switch(c) {
+ case '\n':
+ b.append("\\n");
+ break;
+ case '\r':
+ b.append("\\r");
+ break;
+ case '\t':
+ b.append("\\t");
+ break;
+ case '\b':
+ b.append("\\b");
+ break;
+ case '\f':
+ b.append("\\f");
+ break;
+ case '\\':
+ b.append("\\\\");
+ break;
+ default:
+ b.append(c);
+ }
+ }
+ return b.toString();
+ }
+
+ public static String unescape(String str) {
+ StringBuilder b = new StringBuilder();
+ for(int i = 0;i<str.length();++i) {
+ char c = str.charAt(i);
+ if(c == '\\') {
+ c = str.charAt(++i);
+ switch(c) {
+ case 'n':
+ b.append('\n');
+ break;
+ case 'r':
+ b.append('\r');
+ break;
+ case 't':
+ b.append('\t');
+ break;
+ case 'b':
+ b.append('\b');
+ break;
+ case 'f':
+ b.append('\f');
+ break;
+ default:
+ b.append(c);
+ }
+ }
+ else
+ b.append(c);
+ }
+ return b.toString();
+ }
+
+}