jdk/src/jdk.snmp/share/classes/sun/management/snmp/jvminstr/JvmMemPoolEntryImpl.java
changeset 27188 a1aa62221649
parent 27187 020b64fc02df
child 27189 b90845965ee9
--- a/jdk/src/jdk.snmp/share/classes/sun/management/snmp/jvminstr/JvmMemPoolEntryImpl.java	Tue Oct 21 13:56:58 2014 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,506 +0,0 @@
-/*
- * Copyright (c) 2003, 2008, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.  Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-package sun.management.snmp.jvminstr;
-
-// java imports
-//
-import java.util.Map;
-
-// jmx imports
-//
-import com.sun.jmx.snmp.SnmpStatusException;
-import com.sun.jmx.snmp.SnmpDefinitions;
-
-// jdmk imports
-//
-
-import java.lang.management.MemoryUsage;
-import java.lang.management.MemoryType;
-import java.lang.management.MemoryPoolMXBean;
-
-import sun.management.snmp.jvmmib.JvmMemPoolEntryMBean;
-import sun.management.snmp.jvmmib.EnumJvmMemPoolState;
-import sun.management.snmp.jvmmib.EnumJvmMemPoolType;
-import sun.management.snmp.jvmmib.EnumJvmMemPoolThreshdSupport;
-import sun.management.snmp.jvmmib.EnumJvmMemPoolCollectThreshdSupport;
-import sun.management.snmp.util.MibLogger;
-import sun.management.snmp.util.JvmContextFactory;
-
-/**
- * The class is used for implementing the "JvmMemPoolEntry" group.
- */
-public class JvmMemPoolEntryImpl implements JvmMemPoolEntryMBean {
-
-    /**
-     * Variable for storing the value of "JvmMemPoolIndex".
-     *
-     * "An index value opaquely computed by the agent which uniquely
-     * identifies a row in the jvmMemPoolTable.
-     * "
-     *
-     */
-    final protected int jvmMemPoolIndex;
-
-
-    final static String memoryTag = "jvmMemPoolEntry.getUsage";
-    final static String peakMemoryTag = "jvmMemPoolEntry.getPeakUsage";
-    final static String collectMemoryTag =
-        "jvmMemPoolEntry.getCollectionUsage";
-    final static MemoryUsage ZEROS = new MemoryUsage(0,0,0,0);
-
-    final String entryMemoryTag;
-    final String entryPeakMemoryTag;
-    final String entryCollectMemoryTag;
-
-    MemoryUsage getMemoryUsage() {
-        try {
-            final Map<Object, Object> m = JvmContextFactory.getUserData();
-
-            if (m != null) {
-                final MemoryUsage cached = (MemoryUsage)
-                    m.get(entryMemoryTag);
-                if (cached != null) {
-                    log.debug("getMemoryUsage",entryMemoryTag+
-                          " found in cache.");
-                    return cached;
-                }
-
-                MemoryUsage u = pool.getUsage();
-                if (u == null) u = ZEROS;
-
-                m.put(entryMemoryTag,u);
-                return u;
-            }
-            // Should never come here.
-            // Log error!
-            log.trace("getMemoryUsage", "ERROR: should never come here!");
-            return pool.getUsage();
-        } catch (RuntimeException x) {
-            log.trace("getMemoryUsage",
-                  "Failed to get MemoryUsage: " + x);
-            log.debug("getMemoryUsage",x);
-            throw x;
-        }
-
-    }
-
-    MemoryUsage getPeakMemoryUsage() {
-        try {
-            final Map<Object, Object> m = JvmContextFactory.getUserData();
-
-            if (m != null) {
-                final MemoryUsage cached = (MemoryUsage)
-                    m.get(entryPeakMemoryTag);
-                if (cached != null) {
-                    if (log.isDebugOn())
-                        log.debug("getPeakMemoryUsage",
-                              entryPeakMemoryTag + " found in cache.");
-                    return cached;
-                }
-
-                MemoryUsage u = pool.getPeakUsage();
-                if (u == null) u = ZEROS;
-
-                m.put(entryPeakMemoryTag,u);
-                return u;
-            }
-            // Should never come here.
-            // Log error!
-            log.trace("getPeakMemoryUsage", "ERROR: should never come here!");
-            return ZEROS;
-        } catch (RuntimeException x) {
-            log.trace("getPeakMemoryUsage",
-                  "Failed to get MemoryUsage: " + x);
-            log.debug("getPeakMemoryUsage",x);
-            throw x;
-        }
-
-    }
-
-    MemoryUsage getCollectMemoryUsage() {
-        try {
-            final Map<Object, Object> m = JvmContextFactory.getUserData();
-
-            if (m != null) {
-                final MemoryUsage cached = (MemoryUsage)
-                    m.get(entryCollectMemoryTag);
-                if (cached != null) {
-                    if (log.isDebugOn())
-                        log.debug("getCollectMemoryUsage",
-                                  entryCollectMemoryTag + " found in cache.");
-                    return cached;
-                }
-
-                MemoryUsage u = pool.getCollectionUsage();
-                if (u == null) u = ZEROS;
-
-                m.put(entryCollectMemoryTag,u);
-                return u;
-            }
-            // Should never come here.
-            // Log error!
-            log.trace("getCollectMemoryUsage",
-                      "ERROR: should never come here!");
-            return ZEROS;
-        } catch (RuntimeException x) {
-            log.trace("getPeakMemoryUsage",
-                  "Failed to get MemoryUsage: " + x);
-            log.debug("getPeakMemoryUsage",x);
-            throw x;
-        }
-
-    }
-
-    final MemoryPoolMXBean pool;
-
-    /**
-     * Constructor for the "JvmMemPoolEntry" group.
-     */
-    public JvmMemPoolEntryImpl(MemoryPoolMXBean mp, final int index) {
-        this.pool=mp;
-        this.jvmMemPoolIndex = index;
-        this.entryMemoryTag = memoryTag + "." + index;
-        this.entryPeakMemoryTag = peakMemoryTag + "." + index;
-        this.entryCollectMemoryTag = collectMemoryTag + "." + index;
-    }
-
-    /**
-     * Getter for the "JvmMemPoolMaxSize" variable.
-     */
-    public Long getJvmMemPoolMaxSize() throws SnmpStatusException {
-        final long val = getMemoryUsage().getMax();
-        if (val > -1) return  val;
-        else return JvmMemoryImpl.Long0;
-    }
-
-    /**
-     * Getter for the "JvmMemPoolUsed" variable.
-     */
-    public Long getJvmMemPoolUsed() throws SnmpStatusException {
-        final long val = getMemoryUsage().getUsed();
-        if (val > -1) return  val;
-        else return JvmMemoryImpl.Long0;
-    }
-
-    /**
-     * Getter for the "JvmMemPoolInitSize" variable.
-     */
-    public Long getJvmMemPoolInitSize() throws SnmpStatusException {
-        final long val = getMemoryUsage().getInit();
-        if (val > -1) return  val;
-        else return JvmMemoryImpl.Long0;
-    }
-
-    /**
-     * Getter for the "JvmMemPoolCommitted" variable.
-     */
-    public Long getJvmMemPoolCommitted() throws SnmpStatusException {
-        final long val = getMemoryUsage().getCommitted();
-        if (val > -1) return  val;
-        else return JvmMemoryImpl.Long0;
-    }
-
-    /**
-     * Getter for the "JvmMemPoolPeakMaxSize" variable.
-     */
-    public Long getJvmMemPoolPeakMaxSize() throws SnmpStatusException {
-        final long val = getPeakMemoryUsage().getMax();
-        if (val > -1) return  val;
-        else return JvmMemoryImpl.Long0;
-    }
-
-    /**
-     * Getter for the "JvmMemPoolPeakUsed" variable.
-     */
-    public Long getJvmMemPoolPeakUsed() throws SnmpStatusException {
-        final long val = getPeakMemoryUsage().getUsed();
-        if (val > -1) return  val;
-        else return JvmMemoryImpl.Long0;
-    }
-
-    /**
-     * Getter for the "JvmMemPoolPeakCommitted" variable.
-     */
-    public Long getJvmMemPoolPeakCommitted() throws SnmpStatusException {
-        final long val = getPeakMemoryUsage().getCommitted();
-        if (val > -1) return  val;
-        else return JvmMemoryImpl.Long0;
-    }
-
-    /**
-     * Getter for the "JvmMemPoolCollectMaxSize" variable.
-     */
-    public Long getJvmMemPoolCollectMaxSize() throws SnmpStatusException {
-        final long val = getCollectMemoryUsage().getMax();
-        if (val > -1) return  val;
-        else return JvmMemoryImpl.Long0;
-    }
-
-    /**
-     * Getter for the "JvmMemPoolCollectUsed" variable.
-     */
-    public Long getJvmMemPoolCollectUsed() throws SnmpStatusException {
-        final long val = getCollectMemoryUsage().getUsed();
-        if (val > -1) return  val;
-        else return JvmMemoryImpl.Long0;
-    }
-
-    /**
-     * Getter for the "JvmMemPoolCollectCommitted" variable.
-     */
-    public Long getJvmMemPoolCollectCommitted() throws SnmpStatusException {
-        final long val = getCollectMemoryUsage().getCommitted();
-        if (val > -1) return  val;
-        else return JvmMemoryImpl.Long0;
-    }
-
-    /**
-     * Getter for the "JvmMemPoolThreshold" variable.
-     */
-    public Long getJvmMemPoolThreshold() throws SnmpStatusException {
-        if (!pool.isUsageThresholdSupported())
-            return JvmMemoryImpl.Long0;
-        final long val = pool.getUsageThreshold();
-        if (val > -1) return  val;
-        else return JvmMemoryImpl.Long0;
-    }
-
-    /**
-     * Setter for the "JvmMemPoolThreshold" variable.
-     */
-    public void setJvmMemPoolThreshold(Long x) throws SnmpStatusException {
-        final long val = x.longValue();
-        if (val < 0 )
-            throw new SnmpStatusException(SnmpDefinitions.snmpRspWrongValue);
-        // This should never throw an exception has the checks have
-        // already been performed in checkJvmMemPoolThreshold().
-        //
-        pool.setUsageThreshold(val);
-    }
-
-    /**
-     * Checker for the "JvmMemPoolThreshold" variable.
-     */
-    public void checkJvmMemPoolThreshold(Long x) throws SnmpStatusException {
-        // if threshold is -1, it means that low memory detection is not
-        // supported.
-
-        if (!pool.isUsageThresholdSupported())
-            throw new
-                SnmpStatusException(SnmpDefinitions.snmpRspInconsistentValue);
-        final long val = x.longValue();
-        if (val < 0 )
-            throw new SnmpStatusException(SnmpDefinitions.snmpRspWrongValue);
-    }
-
-    /**
-     * Getter for the "JvmMemPoolThreshdSupport" variable.
-     */
-    public EnumJvmMemPoolThreshdSupport getJvmMemPoolThreshdSupport()
-        throws SnmpStatusException {
-        if (pool.isUsageThresholdSupported())
-            return EnumJvmMemPoolThreshdSupported;
-        else
-            return EnumJvmMemPoolThreshdUnsupported;
-    }
-
-    /**
-     * Getter for the "JvmMemPoolThreshdCount" variable.
-     */
-    public Long getJvmMemPoolThreshdCount()
-        throws SnmpStatusException {
-        if (!pool.isUsageThresholdSupported())
-            return JvmMemoryImpl.Long0;
-        final long val = pool.getUsageThresholdCount();
-        if (val > -1) return  val;
-        else return JvmMemoryImpl.Long0;
-    }
-
-    /**
-     * Getter for the "JvmMemPoolCollectThreshold" variable.
-     */
-    public Long getJvmMemPoolCollectThreshold() throws SnmpStatusException {
-        if (!pool.isCollectionUsageThresholdSupported())
-            return JvmMemoryImpl.Long0;
-        final long val = pool.getCollectionUsageThreshold();
-        if (val > -1) return  val;
-        else return JvmMemoryImpl.Long0;
-    }
-
-    /**
-     * Setter for the "JvmMemPoolCollectThreshold" variable.
-     */
-    public void setJvmMemPoolCollectThreshold(Long x)
-        throws SnmpStatusException {
-        final long val = x.longValue();
-        if (val < 0 )
-            throw new SnmpStatusException(SnmpDefinitions.snmpRspWrongValue);
-        // This should never throw an exception has the checks have
-        // already been performed in checkJvmMemPoolCollectThreshold().
-        //
-        pool.setCollectionUsageThreshold(val);
-    }
-
-    /**
-     * Checker for the "JvmMemPoolCollectThreshold" variable.
-     */
-    public void checkJvmMemPoolCollectThreshold(Long x)
-        throws SnmpStatusException {
-        // if threshold is -1, it means that low memory detection is not
-        // supported.
-
-        if (!pool.isCollectionUsageThresholdSupported())
-            throw new
-                SnmpStatusException(SnmpDefinitions.snmpRspInconsistentValue);
-        final long val = x.longValue();
-        if (val < 0 )
-            throw new SnmpStatusException(SnmpDefinitions.snmpRspWrongValue);
-    }
-
-    /**
-     * Getter for the "JvmMemPoolThreshdSupport" variable.
-     */
-    public EnumJvmMemPoolCollectThreshdSupport
-        getJvmMemPoolCollectThreshdSupport()
-        throws SnmpStatusException {
-        if (pool.isCollectionUsageThresholdSupported())
-            return EnumJvmMemPoolCollectThreshdSupported;
-        else
-            return EnumJvmMemPoolCollectThreshdUnsupported;
-    }
-
-    /**
-     * Getter for the "JvmMemPoolCollectThreshdCount" variable.
-     */
-    public Long getJvmMemPoolCollectThreshdCount()
-        throws SnmpStatusException {
-        if (!pool.isCollectionUsageThresholdSupported())
-            return JvmMemoryImpl.Long0;
-        final long val = pool.getCollectionUsageThresholdCount();
-        if (val > -1) return  val;
-        else return JvmMemoryImpl.Long0;
-    }
-
-    public static EnumJvmMemPoolType jvmMemPoolType(MemoryType type)
-        throws SnmpStatusException {
-        if (type.equals(MemoryType.HEAP))
-            return  EnumJvmMemPoolTypeHeap;
-        else if (type.equals(MemoryType.NON_HEAP))
-            return EnumJvmMemPoolTypeNonHeap;
-        throw new SnmpStatusException(SnmpStatusException.snmpRspWrongValue);
-    }
-
-    /**
-     * Getter for the "JvmMemPoolType" variable.
-     */
-    public EnumJvmMemPoolType getJvmMemPoolType() throws SnmpStatusException {
-        return jvmMemPoolType(pool.getType());
-    }
-
-    /**
-     * Getter for the "JvmMemPoolName" variable.
-     */
-    public String getJvmMemPoolName() throws SnmpStatusException {
-        return JVM_MANAGEMENT_MIB_IMPL.validJavaObjectNameTC(pool.getName());
-    }
-
-    /**
-     * Getter for the "JvmMemPoolIndex" variable.
-     */
-    public Integer getJvmMemPoolIndex() throws SnmpStatusException {
-        return jvmMemPoolIndex;
-    }
-
-
-    /**
-     * Getter for the "JvmMemPoolState" variable.
-     */
-    public EnumJvmMemPoolState getJvmMemPoolState()
-        throws SnmpStatusException {
-        if (pool.isValid())
-            return JvmMemPoolStateValid;
-        else
-            return JvmMemPoolStateInvalid;
-    }
-
-    /**
-     * Getter for the "JvmMemPoolPeakReset" variable.
-     */
-    public synchronized Long getJvmMemPoolPeakReset()
-        throws SnmpStatusException {
-        return jvmMemPoolPeakReset;
-    }
-
-    /**
-     * Setter for the "JvmMemPoolPeakReset" variable.
-     */
-    public synchronized void setJvmMemPoolPeakReset(Long x)
-        throws SnmpStatusException {
-        final long l = x.longValue();
-        if (l > jvmMemPoolPeakReset) {
-            final long stamp = System.currentTimeMillis();
-            pool.resetPeakUsage();
-            jvmMemPoolPeakReset = stamp;
-            log.debug("setJvmMemPoolPeakReset",
-                      "jvmMemPoolPeakReset="+stamp);
-        }
-    }
-
-    /**
-     * Checker for the "JvmMemPoolPeakReset" variable.
-     */
-    public void checkJvmMemPoolPeakReset(Long x) throws SnmpStatusException {
-    }
-
-    /* Last time peak usage was reset */
-    private long jvmMemPoolPeakReset = 0;
-
-    private final static EnumJvmMemPoolState JvmMemPoolStateValid =
-        new EnumJvmMemPoolState("valid");
-    private final static EnumJvmMemPoolState JvmMemPoolStateInvalid =
-        new EnumJvmMemPoolState("invalid");
-
-    private static final EnumJvmMemPoolType EnumJvmMemPoolTypeHeap =
-        new EnumJvmMemPoolType("heap");
-    private static final EnumJvmMemPoolType EnumJvmMemPoolTypeNonHeap =
-        new EnumJvmMemPoolType("nonheap");
-
-    private static final EnumJvmMemPoolThreshdSupport
-        EnumJvmMemPoolThreshdSupported =
-        new EnumJvmMemPoolThreshdSupport("supported");
-    private static final EnumJvmMemPoolThreshdSupport
-        EnumJvmMemPoolThreshdUnsupported =
-        new EnumJvmMemPoolThreshdSupport("unsupported");
-
-    private static final EnumJvmMemPoolCollectThreshdSupport
-        EnumJvmMemPoolCollectThreshdSupported =
-        new EnumJvmMemPoolCollectThreshdSupport("supported");
-    private static final EnumJvmMemPoolCollectThreshdSupport
-        EnumJvmMemPoolCollectThreshdUnsupported=
-        new EnumJvmMemPoolCollectThreshdSupport("unsupported");
-
-
-    static final MibLogger log = new MibLogger(JvmMemPoolEntryImpl.class);
-}