--- /dev/null
+/*******************************************************************************
+ * Copyright (c) 2000, 2004 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ *
+ * Contributors:
+ * IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.jdt.internal.compiler.util;
+
+import org.eclipse.jdt.core.compiler.CharOperation;
+
+public final class SimpleNameVector {
+
+ static int INITIAL_SIZE = 10;
+
+ public int size;
+ int maxSize;
+ char[][] elements;
+
+ public SimpleNameVector() {
+
+ this.maxSize = INITIAL_SIZE;
+ this.size = 0;
+ this.elements = new char[this.maxSize][];
+ }
+
+ public void add(char[] newElement) {
+
+ if (this.size == this.maxSize) // knows that size starts <= maxSize
+ System.arraycopy(this.elements, 0, (this.elements = new char[this.maxSize *= 2][]), 0, this.size);
+ this.elements[size++] = newElement;
+ }
+
+ public void addAll(char[][] newElements) {
+
+ if (this.size + newElements.length >= this.maxSize) {
+ this.maxSize = this.size + newElements.length; // assume no more elements will be added
+ System.arraycopy(this.elements, 0, (this.elements = new char[this.maxSize][]), 0, this.size);
+ }
+ System.arraycopy(newElements, 0, this.elements, this.size, newElements.length);
+ this.size += newElements.length;
+ }
+
+ public void copyInto(Object[] targetArray){
+
+ System.arraycopy(this.elements, 0, targetArray, 0, this.size);
+ }
+
+ public boolean contains(char[] element) {
+
+ for (int i = this.size; --i >= 0;)
+ if (CharOperation.equals(element, this.elements[i]))
+ return true;
+ return false;
+ }
+
+ public char[] elementAt(int index) {
+ return this.elements[index];
+ }
+
+ public char[] remove(char[] element) {
+
+ // assumes only one occurrence of the element exists
+ for (int i = this.size; --i >= 0;)
+ if (element == this.elements[i]) {
+ // shift the remaining elements down one spot
+ System.arraycopy(this.elements, i + 1, this.elements, i, --this.size - i);
+ this.elements[this.size] = null;
+ return element;
+ }
+ return null;
+ }
+
+ public void removeAll() {
+
+ for (int i = this.size; --i >= 0;)
+ this.elements[i] = null;
+ this.size = 0;
+ }
+
+ public int size(){
+
+ return this.size;
+ }
+
+ public String toString() {
+ StringBuffer buffer = new StringBuffer();
+ for (int i = 0; i < this.size; i++) {
+ buffer.append(this.elements[i]).append("\n"); //$NON-NLS-1$
+ }
+ return buffer.toString();
+ }
+}