import com.sun.jmx.snmp.SnmpOidTable; //导入依赖的package包/类
public static SnmpOidTable getOidTable() {
    SnmpOidTable table = null;
    if(tableRef == null) {
        table =  new JVM_MANAGEMENT_MIBOidTable();
        tableRef = new WeakReference<>(table);
        return table;
    }

    table = tableRef.get();
    if(table == null) {
        table = new JVM_MANAGEMENT_MIBOidTable();
        tableRef = new WeakReference<>(table);
    }

    return table;
}
 

import com.sun.jmx.snmp.SnmpOidTable; //导入依赖的package包/类
public static SnmpOidTable getOidTable() {
    SnmpOidTable table = null;
    if(tableRef == null) {
        table =  new JVM_MANAGEMENT_MIBOidTable();
        tableRef = new WeakReference<SnmpOidTable>(table);
        return table;
    }

    table = tableRef.get();
    if(table == null) {
        table = new JVM_MANAGEMENT_MIBOidTable();
        tableRef = new WeakReference<SnmpOidTable>(table);
    }

    return table;
}
 

import com.sun.jmx.snmp.SnmpOidTable; //导入依赖的package包/类
public static String getJvmThreadInstIndexOid()
    throws SnmpStatusException {
    if (jvmThreadInstIndexOid == null) {
        final SnmpOidTable  table = new JVM_MANAGEMENT_MIBOidTable();
        final SnmpOidRecord record =
            table.resolveVarName("jvmThreadInstIndex");
        jvmThreadInstIndexOid = record.getOid();
    }
    return jvmThreadInstIndexOid;
}