feat(jdk8): move files to new folder to avoid resources compiled.
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125
jdkSrc/jdk8/com/sun/jmx/snmp/internal/SnmpTools.java
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125
jdkSrc/jdk8/com/sun/jmx/snmp/internal/SnmpTools.java
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/*
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* Copyright (c) 2001, 2006, 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. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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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 com.sun.jmx.snmp.internal;
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import com.sun.jmx.snmp.SnmpDefinitions;
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/**
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* Utility class used to deal with various data representations.
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* <p><b>This API is a Sun Microsystems internal API and is subject
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* to change without notice.</b></p>
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* @since 1.5
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*/
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public class SnmpTools implements SnmpDefinitions {
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/**
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* Translates a binary representation in an ASCII one. The returned string is an hexadecimal string starting with 0x.
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* @param data Binary to translate.
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* @return Translated binary.
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*/
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static public String binary2ascii(byte[] data, int length)
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{
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if(data == null) return null;
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final int size = (length * 2) + 2;
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byte[] asciiData = new byte[size];
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asciiData[0] = (byte) '0';
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asciiData[1] = (byte) 'x';
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for (int i=0; i < length; i++) {
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int j = i*2;
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int v = (data[i] & 0xf0);
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v = v >> 4;
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if (v < 10)
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asciiData[j+2] = (byte) ('0' + v);
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else
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asciiData[j+2] = (byte) ('A' + (v - 10));
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v = ((data[i] & 0xf));
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if (v < 10)
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asciiData[j+1+2] = (byte) ('0' + v);
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else
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asciiData[j+1+2] = (byte) ('A' + (v - 10));
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}
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return new String(asciiData);
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}
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/**
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* Translates a binary representation in an ASCII one. The returned string is an hexadecimal string starting with 0x.
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* @param data Binary to translate.
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* @return Translated binary.
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*/
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static public String binary2ascii(byte[] data)
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{
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return binary2ascii(data, data.length);
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}
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/**
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* Translates a stringified representation in a binary one. The passed string is an hexadecimal one starting with 0x.
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* @param str String to translate.
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* @return Translated string.
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*/
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static public byte[] ascii2binary(String str) {
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if(str == null) return null;
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String val = str.substring(2);
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int size = val.length();
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byte []buf = new byte[size/2];
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byte []p = val.getBytes();
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for(int i = 0; i < (size / 2); i++)
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{
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int j = i * 2;
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byte v = 0;
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if (p[j] >= '0' && p[j] <= '9') {
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v = (byte) ((p[j] - '0') << 4);
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}
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else if (p[j] >= 'a' && p[j] <= 'f') {
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v = (byte) ((p[j] - 'a' + 10) << 4);
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}
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else if (p[j] >= 'A' && p[j] <= 'F') {
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v = (byte) ((p[j] - 'A' + 10) << 4);
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}
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else
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throw new Error("BAD format :" + str);
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if (p[j+1] >= '0' && p[j+1] <= '9') {
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//System.out.println("ascii : " + p[j+1]);
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v += (p[j+1] - '0');
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//System.out.println("binary : " + v);
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}
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else if (p[j+1] >= 'a' && p[j+1] <= 'f') {
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//System.out.println("ascii : " + p[j+1]);
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v += (p[j+1] - 'a' + 10);
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//System.out.println("binary : " + v+1);
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}
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else if (p[j+1] >= 'A' && p[j+1] <= 'F') {
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//System.out.println("ascii : " + p[j+1]);
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v += (p[j+1] - 'A' + 10);
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//System.out.println("binary : " + v);
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}
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else
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throw new Error("BAD format :" + str);
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buf[i] = v;
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}
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return buf;
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}
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}
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