| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.axis2.transport.base.datagram; |
| |
| /** |
| * Utility class with methods used by datagram transports. |
| */ |
| public class Utils { |
| private Utils() {} |
| |
| public static void hexDump(StringBuilder buffer, byte[] data, int length) { |
| for (int start = 0; start < length; start += 16) { |
| for (int i=0; i<16; i++) { |
| int index = start+i; |
| if (index < length) { |
| String hex = Integer.toHexString(data[start+i] & 0xFF); |
| if (hex.length() < 2) { |
| buffer.append('0'); |
| } |
| buffer.append(hex); |
| } else { |
| buffer.append(" "); |
| } |
| buffer.append(' '); |
| if (i == 7) { |
| buffer.append(' '); |
| } |
| } |
| buffer.append(" |"); |
| for (int i=0; i<16; i++) { |
| int index = start+i; |
| if (index < length) { |
| int b = data[index] & 0xFF; |
| if (32 <= b && b < 128) { |
| buffer.append((char)b); |
| } else { |
| buffer.append('.'); |
| } |
| } else { |
| buffer.append(' '); |
| } |
| } |
| buffer.append('|'); |
| buffer.append('\n'); |
| } |
| } |
| } |