dump.java

用于传感器网络的节点操作系统 TinyOS 结构设计非常有意思

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 * Authors:  David Gay  <[e-mail]>
 *           Intel Research Berkeley Lab
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package net.tinyos.message;

import java.io.*;

/**
 * Dump class (print tinyos messages).<p>
 *
 * Print packets in hex
 *
 * @version	1, 15 Jul 2002
 * @author	David Gay
 */
public class Dump {
    public static void dump(PrintStream to, String prefix, byte[] data) {
	to.print(prefix);
	to.print(":");
	for (int i = 0; i < data.length; i++) {
	    int c = data[i] & 0xff;
	    String hexchar = Integer.toHexString(c);
	    if (c < 16) hexchar = "0" + hexchar;
	    to.print(" " + hexchar);
	}
	to.println();
    }

    public static void dump(String prefix, byte[] packet) {
	dump(System.err, prefix, packet);
    }
}