92 lines
2.5 KiB
Java
92 lines
2.5 KiB
Java
/*
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* Copyright (c) 1996, 2014, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package org.openjdk.asmtools.jasm;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.Iterator;
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/**
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*
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*/
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public class DataVector<T extends Data> implements Iterable<T> {
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ArrayList<T> elements;
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public DataVector(int initSize) {
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elements = new ArrayList<>(initSize);
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}
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public DataVector() {
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this(12);
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}
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public Iterator<T> iterator() {
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return elements.iterator();
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}
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public void add(T element) {
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elements.add(element);
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}
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// full length of the attribute
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// declared in Data
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public int getLength() {
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int length = 0;
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// calculate overall size here rather than in add()
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// because it may not be available at the time of invoking of add()
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for (T element : elements) {
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length += element.getLength();
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}
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return 2 + length; // add the length of number of elements
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}
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public void write(CheckedDataOutputStream out)
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throws IOException {
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out.writeShort(elements.size());
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writeElements(out);
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}
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public void writeElements(CheckedDataOutputStream out)
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throws IOException {
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for (Data element : elements) {
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element.write(out);
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}
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}
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/* for compatibility with Vector */
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public void addElement(T element) {
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elements.add(element);
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}
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public int size() {
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return elements.size();
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}
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public Data elementAt(int k) {
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return elements.get(k);
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}
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}// end class DataVector
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