com.mgmtp.perfload.perfmon.cmd.PerfMonProc Maven / Gradle / Ivy

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/*
 * Copyright (c) 2013 mgm technology partners GmbH
 *
 * 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.mgmtp.perfload.perfmon.cmd;

import org.apache.commons.lang.text.StrBuilder;
import org.hyperic.sigar.ProcStat;
import org.hyperic.sigar.SigarException;
import org.hyperic.sigar.SigarProxy;

/**
 * @author rnaegele
 */
public class PerfMonProc extends BasePerfMonCommand {

	private static final String TYPE_PROC = "proc";

	public PerfMonProc(final String separator, final boolean csv) {
		super(separator, csv);
	}

	@Override
	public String getCsvHeader() {
		return null;
	}

	@Override
	public String executeCommand(final SigarProxy sigar) {
		if (csv) {
			// not included in CSV format
			return null;
		}

		StrBuilder sb = new StrBuilder(200);

		try {
			ProcStat procStat = sigar.getProcStat();

			sb.append(TYPE_PROC);
			sb.append(separator);
			sb.append(procStat.getTotal());
			sb.append(separator);
			sb.append(procStat.getRunning());
			sb.append(separator);
			sb.append(procStat.getIdle());
			sb.append(separator);
			sb.append(procStat.getSleeping());
			sb.append(separator);
			sb.append(procStat.getStopped());
			sb.append(separator);
			sb.append(procStat.getZombie());
			sb.append(separator);
			sb.append(procStat.getThreads());
		} catch (SigarException ex) {
			log.error("Error reading process information: " + ex.getMessage(), ex);
		}

		return sb.toString();
	}
}