ipnettomediatable.java

一个java编写的拓扑自动发现程序

package com.sitech.net.topo.table;

import java.io.IOException;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Set;
import java.util.Vector;

import org.snmp4j.smi.VariableBinding;

import sitech.www.frame.jdbc.SqlInsert;

import com.sitech.net.topo.CommSnmpGet;

public class IpNetToMediaTable {

	public static final String ROOT_OID = "1.3.6.1.2.1.4.22.1.1";

	public static final int ATTRIBCOUNT = 4;

	private String ID;

	private String IP;

	Vector rowVector = new Vector();

	private void addRow(IpNetToMediaTableRow row) {
		rowVector.add(row);
	}

	public void FillTable(String ip, int port, String community, String id) {
		this.ID = id;
		this.IP = ip;

		CommSnmpGet snmpGet = new CommSnmpGet(ip, port, community);
		snmpGet.init();
		snmpGet.setRootOid(ROOT_OID);
		try {
			snmpGet.workTable(ROOT_OID);
		} catch (IOException e) {
			// TODO Auto-generated catch block
			System.out.println("[IP: " + IP + " 采集IpNetToMediaTable失败]");
		}
		HashMap hm = snmpGet.getWalkHashMap();
		Set set = hm.keySet();
		Iterator it = set.iterator();
		while (it.hasNext()) {
			String key = (String) it.next();
			String value = (String) hm.get(key);
			// 填充IP地址
			IpNetToMediaTableRow row = new IpNetToMediaTableRow();
			row.setRowIndex(key);
			row.setSubNetID(value);
			this.addRow(row);
		}

		try {
			for (int i = 0; i < rowVector.size(); i++) {
				IpNetToMediaTableRow row = (IpNetToMediaTableRow) rowVector
						.elementAt(i);
				String rowIndex = row.getRowIndex();
				Vector oidsVector = getOtherOids(rowIndex, ATTRIBCOUNT);
				Vector resultVector = snmpGet.getPDU(oidsVector);

				for (int j = 0; j < resultVector.size(); j++) {
					VariableBinding vb = (VariableBinding) resultVector.get(j);
					String oid = vb.getOid().toString();
					String var = vb.getVariable().toString();
					if (oid.startsWith("1.3.6.1.2.1.4.22.1.2.")) {
						row.setMacAddr(var);
					} else if (oid.startsWith("1.3.6.1.2.1.4.22.1.3.")) {
						row.setIpAddr(var);
					} else if (oid.startsWith("1.3.6.1.2.1.4.22.1.4.")) {
						row.setType(var);
					}
				}
			}
		} catch (Exception e) {
			// TODO Auto-generated catch block
			System.out.println("[IP: " + IP + " 采集IpNetToMediaTable失败]");
		}

		snmpGet.release();
		System.out.println("[IP: " + IP + " IpNetToMediaTable采集完毕]");

	}

	private Vector getOtherOids(String rowIndex, int attribCount) {
		Vector vector = new Vector();
		for (int i = 2; i <= attribCount; i++) {
			String oid = releaseRootOidLast(ROOT_OID, rowIndex, i);
			vector.add(oid);
		}
		return vector;
	}

	private String releaseRootOidLast(String rootOid, String rowIndex, int int_i) {
		String result = "";
		String rowIndexLast = rowIndex.substring(rootOid.length(), rowIndex
				.length());
		String rootOidStart = rootOid.substring(0, rootOid.length() - 1);

		result = rootOidStart + int_i + rowIndexLast;
		return result;
	}

	public Vector getRrows() {
		return rowVector;
	}

	public void saveToDB() {
		// 填充IpNetToMediaTable部分
		System.out.println("[NodeID: " + ID + " IpAddress: " + IP
				+ " IpNetToMediaTable信息记录" + rowVector.size() + "条]");
		for (int i = 0; i < rowVector.size(); i++) {
			IpNetToMediaTableRow row = (IpNetToMediaTableRow) rowVector.get(i);
			String subNetID = row.getSubNetID();
			String macAddr = row.getMacAddr();
			String ipAddr = row.getIpAddr();
			String type = row.getType();
			if ((!subNetID.equalsIgnoreCase("noSuchInstance"))
					&& (!macAddr.equalsIgnoreCase("noSuchInstance"))
					&& (!ipAddr.equalsIgnoreCase("noSuchInstance"))
					&& (!type.equalsIgnoreCase("noSuchInstance"))) {
				String insert_sql = "insert into tb_topo_ipnettomediatable (NODEID,SUBNETID,MACADDR,IPADDR,H_TYPE) values ('"
						+ ID
						+ "','"
						+ subNetID
						+ "','"
						+ macAddr
						+ "','"
						+ ipAddr + "','" + type + "')";
				SqlInsert.insert(insert_sql);

			}

		}

		System.out.println("[NodeID: " + ID + " IpAddress: " + IP
				+ " IpNetToMediaTable入库完毕]");
		// 填充IpNetToMediaTable结束
	}

	public static void main(String args[]) {
		String ip = "130.30.2.129";
		int port = 161;
		String community = "ahnms2008";

		IpNetToMediaTable ipNetToMediaTable = new IpNetToMediaTable();
		ipNetToMediaTable.FillTable(ip, port, community,
				"04001FFA-7943-A782-FDE6-769683CF268C");
		Vector vector = ipNetToMediaTable.getRrows();
		for (int i = 0; i < vector.size(); i++) {
			IpNetToMediaTableRow row = (IpNetToMediaTableRow) vector.get(i);
			String rowindex = row.getRowIndex();
			String ipaddr = row.getIpAddr();
			String macaddr = row.getMacAddr();
			String subnetid = row.getSubNetID();
			String type = row.getType();
			System.out.println("[RowIndex: " + rowindex + "]  [IpAddress: "
					+ ipaddr + "]  [MacAddress: " + macaddr + "]  [SubNetID: "
					+ subnetid + "]  [Type: " + type + "]");
		}
		ipNetToMediaTable.saveToDB();

	}
}