some code for 141730 - store type signatures in program elements rather than processed type names.

1 files changed, 48 insertions, 0 deletions

diff --git a/util/src/org/aspectj/util/CharOperation.java b/util/src/org/aspectj/util/CharOperation.java
new file mode 100644
index 000000000..423d7258d
--- /dev/null
+++ b/util/src/org/aspectj/util/CharOperation.java
@@ -0,0 +1,48 @@
+/********************************************************************
+ * Copyright (c) 2006 Contributors. 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://eclipse.org/legal/epl-v10.html 
+ *  
+ * Contributors: IBM Corporation - initial API and implementation 
+ * 				 Helen Hawkins   - initial version
+ *******************************************************************/
+package org.aspectj.util;
+
+
+/**
+ * Taken from org.aspectj.org.eclipse.jdt.core.compiler.CharOperation
+ *
+ */
+public class CharOperation {
+	
+	/**
+	 * Taken from org.aspectj.org.eclipse.jdt.core.compiler.CharOperation
+	 */	
+	public static final char[] subarray(char[] array, int start, int end) {
+		if (end == -1)
+			end = array.length;
+		if (start > end)
+			return null;
+		if (start < 0)
+			return null;
+		if (end > array.length)
+			return null;
+
+		char[] result = new char[end - start];
+		System.arraycopy(array, start, result, 0, end - start);
+		return result;
+	}
+	
+	/**
+	 * Taken from org.aspectj.org.eclipse.jdt.core.compiler.CharOperation
+	 */	
+	public static final int lastIndexOf(char toBeFound, char[] array) {
+		for (int i = array.length; --i >= 0;)
+			if (toBeFound == array[i])
+				return i;
+		return -1;
+	}
+	
+}