Rebasing the Inflater support on jzlib which, unlike GNU ClassPath, has correct implementation of Huffman code. Making the implementation more easily testable by turning Inflater and ZipInputStream into pure delegates. Current implementation is going to need proper long support.
2 * Back 2 Browser Bytecode Translator
3 * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, version 2 of the License.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. Look for COPYING file in the top folder.
16 * If not, see http://opensource.org/licenses/GPL-2.0.
18 package org.apidesign.bck2brwsr.emul.lang;
20 import java.lang.reflect.Method;
21 import org.apidesign.bck2brwsr.core.JavaScriptBody;
25 * @author Jaroslav Tulach <jtulach@netbeans.org>
31 @JavaScriptBody(args = { "value", "srcBegin", "dst", "dstBegin", "count" }, body =
32 "if (srcBegin < dstBegin) {\n" +
33 " while (count-- > 0) {\n" +
34 " dst[dstBegin + count] = value[srcBegin + count];\n" +
37 " while (count-- > 0) {\n" +
38 " dst[dstBegin++] = value[srcBegin++];\n" +
42 public static void arraycopy(Object src, int srcBegin, Object dst, int dstBegin, int count) {
44 Class<?> system = Class.forName("java.lang.System");
45 Method m = system.getMethod("arraycopy", Object.class, int.class, Object.class, int.class, int.class);
46 m.invoke(null, src, srcBegin, dst, dstBegin, count);
47 } catch (Exception ex) {
48 throw new IllegalStateException(ex);
52 @JavaScriptBody(args = { "arr", "expectedSize" }, body =
53 "while (expectedSize-- > arr.length) { arr.push(0); }; return arr;"
55 public static native byte[] expandArray(byte[] arr, int expectedSize);
57 @JavaScriptBody(args = {}, body = "new Date().getMilliseconds();")
58 public static native long currentTimeMillis();
60 public static long nanoTime() {
61 return 1000000L * currentTimeMillis();
63 @JavaScriptBody(args = { "obj" }, body="return vm.java_lang_Object(false).hashCode__I.call(obj);")
64 public static native int identityHashCode(Object obj);