com.boundary.sdk.snmp.metric.MibTransformBase.java Source code

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Here is the source code for com.boundary.sdk.snmp.metric.MibTransformBase.java

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// Copyright 2014-2015 Boundary, Inc.
//
// Licensed 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 com.boundary.sdk.snmp.metric;

import java.io.IOException;

import org.snmp4j.smi.OID;
import org.snmp4j.smi.SMIConstants;

import com.boundary.plugin.sdk.PluginUtil;
import com.fasterxml.jackson.core.JsonGenerationException;
import com.fasterxml.jackson.databind.JsonMappingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.snmp4j.smi.SmiModule;
import com.snmp4j.smi.SmiObject;
import com.snmp4j.smi.SmiType;

public abstract class MibTransformBase implements MibTransform {

    private static final int SHORT_DISPLAY_NAME_MAX_INDEX = 19;

    protected String getSmiSyntax(int syntax) {
        String s = null;

        switch (syntax) {
        case SMIConstants.EXCEPTION_NO_SUCH_INSTANCE:
            s = "EXCEPTION_NO_SUCH_INSTANCE";
            break;
        case SMIConstants.EXCEPTION_END_OF_MIB_VIEW:
            s = "EXCEPTION_END_OF_MIB_VIEW";
            break;

        case SMIConstants.EXCEPTION_NO_SUCH_OBJECT:
            s = "EXCEPTION_NO_SUCH_OBJECT";
            break;
        //      case SMIConstants.SYNTAX_BITS:
        //         s = "SYNTAX_BITS";
        //         break;
        case SMIConstants.SYNTAX_COUNTER32:
            s = "SYNTAX_COUNTER32";
            break;
        case SMIConstants.SYNTAX_COUNTER64:
            s = "SYNTAX_COUNTER64";
            break;
        case SMIConstants.SYNTAX_GAUGE32:
            s = "SYNTAX_GAUGE32";
            break;
        case SMIConstants.SYNTAX_INTEGER32:
            s = "SYNTAX_INTEGER32";
            break;
        case SMIConstants.SYNTAX_IPADDRESS:
            s = "SYNTAX_IPADDRESS";
            break;
        case SMIConstants.SYNTAX_NULL:
            s = "SYNTAX_NULL";
            break;
        case SMIConstants.SYNTAX_OBJECT_IDENTIFIER:
            s = "SYNTAX_OBJECT_IDENTIFIER";
            break;
        case SMIConstants.SYNTAX_OCTET_STRING:
            s = "SYNTAX_OCTET_STRING";
            break;
        case SMIConstants.SYNTAX_OPAQUE:
            s = "SYNTAX_OPAQUE";
            break;
        case SMIConstants.SYNTAX_TIMETICKS:
            s = "";
            break;
        //      case SMIConstants.SYNTAX_UNSIGNED_INTEGER32:
        //         s = "";
        //         break;
        }

        return s;
    }

    public String oidToMetricId(String moduleName, String objectName) {
        String metricId = String.format("SNMP.%s.%s", moduleName.replace('-', '_'),
                PluginUtil.toUpperUnderscore(objectName, '.'));
        return metricId;
    }

    public String oidToDescription(String description) {
        return description.replace('\n', ' ').replace("  ", " ");
    }

    public String oidToDisplayName(String moduleName, String objectName) {
        return String.format("%s::%s", moduleName, objectName);
    }

    public String oidToShortDisplayName(String moduleName, String objectName) {
        String shortDisplayName = String.format("%s", objectName);
        int endIndex = Math.min(SHORT_DISPLAY_NAME_MAX_INDEX, shortDisplayName.length() - 1);
        shortDisplayName.substring(0, endIndex);
        return shortDisplayName;
    }

    public String oidToGetOid(OID oid) {
        return String.format("%s.0", oid.toDottedString());
    }

    public boolean standardFilterCriteria(SmiModule module, SmiObject object) {
        boolean output = false;

        if (object.getType() == SmiType.OBJECT_TYPE_SCALAR
                && (object.getSmiSyntax() == SMIConstants.SYNTAX_COUNTER32
                        || object.getSmiSyntax() == SMIConstants.SYNTAX_COUNTER64
                        || object.getSmiSyntax() == SMIConstants.SYNTAX_GAUGE32
                        || object.getSmiSyntax() == SMIConstants.SYNTAX_INTEGER32)) {
            output = true;
        }
        return output;
    }

    public void convertToJson(Object obj) {
        ObjectMapper mapper = new ObjectMapper();
        try {
            mapper.writeValue(System.out, obj);
        } catch (JsonGenerationException e) {
            e.printStackTrace();
        } catch (JsonMappingException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

}