/* * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions.
*/
/** * HexDumpReader provides utility methods to read a hex dump text file * and convert to an InputStream. The format supported by the methods * can be generated by the following command. * * $ od -vw -t x1 foo | sed -r -e 's/^[0-9]+ ?//' -e 's/ //g' -e '/^$/d'
*/ publicclass HexDumpReader { publicstatic InputStream getStreamFromHexDump(String fileName) { return getStreamFromHexDump(new File(System.getProperty("test.src", "."),
fileName));
}
publicstatic InputStream getStreamFromHexDump(File hexFile) {
ByteArrayBuilder bab = new ByteArrayBuilder(); int lineNo = 0; try (BufferedReader reader
= new BufferedReader(new InputStreamReader(new FileInputStream(hexFile), "us-ascii"))) {
String line; while ((line = reader.readLine()) != null) {
lineNo++;
line = line.trim(); // Skip blank and comment lines. if (line.length() == 0) { continue;
} int x = line.indexOf('#'); if (x == 0) { continue;
} if (x > 0) {
line = line.substring(0, x).trim();
} int len = line.length(); for (int i = 0; i < len; i += 2) {
bab.put((byte)Integer.parseInt(line, i, i + 2, 16));
}
}
} catch (Exception e) { thrownew RuntimeException(hexFile.getName() + ":error:" + lineNo + ": " + e, e);
} returnnew ByteArrayInputStream(bab.toArray());
}
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