/**
* 将SnmpVar转换为字符串
*
* @param xVar SnmpVar
* @return 字符串
* @throws Exception
*/
public static String snmpVar2Str(SnmpVar var) {
String result = null;
if (var == null) {
return "";
}
// 增加中文支持
if (var instanceof SnmpString) {
String str = new String(snmpVar2ByteArray(var));
if (str.getBytes().length != str.length()) {
result = str;
} else {
SnmpString strSnmp = (SnmpString) var;
result = (strSnmp.toString());
}
} else if (var instanceof SnmpInt) {
SnmpInt intSnmp = (SnmpInt) var;
result = "" + intSnmp.intValue();
} else if (var instanceof SnmpGauge) {
SnmpGauge snmpGauge = (SnmpGauge) var;
result = "" + snmpGauge.longValue();
}
return result;
}
/**
* 将SnmpVar转换为int
*
* @param xVar SnmpVar
* @return int
* @throws Exception
*/
public static long snmpVar2Long(SnmpVar var) {
long result = 0;
if (var instanceof SnmpInt) {
SnmpInt intVar = (SnmpInt) var;
result = intVar.longValue();
} else if (var instanceof SnmpGauge) {
SnmpGauge gauge = (SnmpGauge) var;
result = gauge.longValue();
}
return result;
}
/**
* SnmpVar转换为DateTime类型
*
* @param var
* @return
*/
public static String snmpVar2DateAndTime(SnmpVar var) {
// 添加对于系统运行时间是int型的处理，一般是非标准设备比如C2000
if (var instanceof SnmpGauge) {
SnmpGauge gauge = (SnmpGauge) var;
return convertLong2DateTime(gauge.longValue());
}
byte[] bytes = var.toBytes();
int i = bytes.length;
byte abyte0[] = new byte[i * 2];
int j = 0;
for (int k = 0; k < bytes.length; k++) {
abyte0[j] = (byte) (bytes[k] >> 4 & 15);
abyte0[++j] = (byte) (bytes[k] & 15);
j++;
}
i = abyte0.length;
if (i != 16 && i != 22) {
return null;
}
String s = "";
j = abyte0[0] * 4096 + abyte0[1] * 256 + abyte0[2] * 16 + abyte0[3];
s = s + j + "-";
int k = abyte0[4] * 16 + abyte0[5];
s = s + k + "-";
int l = abyte0[6] * 16 + abyte0[7];
s = s + l + ",";
int i1 = abyte0[8] * 16 + abyte0[9];
s = s + i1 + ":";
int j1 = abyte0[10] * 16 + abyte0[11];
s = s + j1 + ":";
int k1 = abyte0[12] * 16 + abyte0[13];
s = s + k1 + ".";
int l1 = abyte0[14] * 16 + abyte0[15];
s = s + l1;
if (i > 16 && i != 32) {
s = s + ",";
char c = (char) (abyte0[16] * 16 + abyte0[17]);
s = s + c;
int i2 = abyte0[18] * 16 + abyte0[19];
s = s + i2 + ":";
int j2 = abyte0[20] * 16 + abyte0[21];
s = s + j2;
}
return s;
}
/**
* 将SnmpVar转换为时间，排除+8时区的问题
*
* @param var
* @return
*/
public static String snmpVar2Timeticks_String_TimeZone(SnmpVar var) {
String resu = "";
if (var == null) {
return resu;
}
if (var instanceof SnmpTimeticks) {
SnmpTimeticks loSnmp = (SnmpTimeticks) var;
resu = loSnmp.toString();
}
if (var instanceof SnmpGauge) {
SnmpGauge timeVar = (SnmpGauge) var;
resu = DateFormatter.getLongDate((timeVar.longValue() - 8 * 3600) * 1000);
} else if (var instanceof SnmpInt) {
SnmpInt timeVar = (SnmpInt) var;
resu = DateFormatter.getLongDate((timeVar.longValue() - 8 * 3600) * 1000);
}
return resu;
}
/**
* 将SnmpVar转换为时间
*
* @param xVar SnmpVar
* @return
* @throws Exception
*/
public static Long snmpVar2Timeticks_Long(SnmpVar var) { // 改写方法返回String
Long resu = 0L;
if (var == null) {
return resu;
}
if (var instanceof SnmpTimeticks) {
SnmpTimeticks loSnmp = (SnmpTimeticks) var;
resu = loSnmp.longValue();
}
if (var instanceof SnmpGauge) {
SnmpGauge timeVar = (SnmpGauge) var;
resu = timeVar.longValue();
} else if (var instanceof SnmpInt) {
SnmpInt timeVar = (SnmpInt) var;
resu = timeVar.longValue();
}
return resu;
}
/**
* 将SnmpVar转换为int
*
* @param xVar SnmpVar
* @return int
* @throws Exception
*/
public static int snmpVar2Int(SnmpVar var) {
int result = -1;
if (var instanceof SnmpInt) {
SnmpInt intVar = (SnmpInt) var;
result = intVar.intValue();
} else if (var instanceof SnmpCounter) {
SnmpCounter counter = (SnmpCounter) var;
result = (int) counter.longValue();
} else if (var instanceof SnmpGauge) {
SnmpGauge gauge = (SnmpGauge) var;
result = (int) gauge.longValue();
} else if (var instanceof SnmpUnsignedInt) {
SnmpUnsignedInt unsignedInt = (SnmpUnsignedInt) var;
result = (int) unsignedInt.longValue();
} else if (var instanceof SnmpNull) {
result = -1;
} else if (var instanceof SnmpCounter64) {
SnmpCounter64 counter = (SnmpCounter64) var;
result = Integer.parseInt(counter.getNumericValueAsString());
}
return result;
}