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/*
* @(#)TransactionManagerMonitor.java 1.16 06/28/07
*/
package com.sun.messaging.jmq.jmsserver.management.mbeans;
import java.util.Vector;
import java.util.Enumeration;
import javax.management.ObjectName;
import javax.management.MBeanAttributeInfo;
import javax.management.MBeanOperationInfo;
import javax.management.MBeanNotificationInfo;
import javax.management.MBeanParameterInfo;
import javax.management.MBeanException;
import javax.management.openmbean.CompositeData;
import com.sun.messaging.jms.management.server.*;
import com.sun.messaging.jmq.jmsserver.Globals;
import com.sun.messaging.jmq.jmsserver.data.TransactionList;
import com.sun.messaging.jmq.jmsserver.data.TransactionUID;
import com.sun.messaging.jmq.jmsserver.data.TransactionState;
import com.sun.messaging.jmq.jmsserver.management.util.TransactionUtil;
public class TransactionManagerMonitor extends MQMBeanReadOnly {
private static MBeanAttributeInfo[] attrs = {
new MBeanAttributeInfo(TransactionAttributes.NUM_TRANSACTIONS,
Integer.class.getName(),
mbr.getString(mbr.I_TXN_MGR_ATTR_NUM_TRANSACTIONS),
true,
false,
false),
new MBeanAttributeInfo(TransactionAttributes.NUM_TRANSACTIONS_COMMITTED,
Long.class.getName(),
mbr.getString(mbr.I_TXN_MGR_ATTR_NUM_TRANSACTIONS_COMMITTED),
true,
false,
false),
new MBeanAttributeInfo(TransactionAttributes.NUM_TRANSACTIONS_ROLLBACK,
Long.class.getName(),
mbr.getString(mbr.I_TXN_MGR_ATTR_NUM_TRANSACTIONS_ROLLBACK),
true,
false,
false)
};
private static MBeanParameterInfo[] getTransactionInfoByIDSignature = {
new MBeanParameterInfo("transactionID", String.class.getName(),
mbr.getString(mbr.I_TXN_MGR_OP_PARAM_TXN_ID))
};
private static MBeanOperationInfo[] ops = {
new MBeanOperationInfo(TransactionOperations.GET_TRANSACTION_IDS,
mbr.getString(mbr.I_TXN_MGR_OP_GET_TRANSACTION_IDS),
null ,
String[].class.getName(),
MBeanOperationInfo.INFO),
new MBeanOperationInfo(TransactionOperations.GET_TRANSACTION_INFO,
mbr.getString(mbr.I_TXN_MGR_OP_GET_TRANSACTION_INFO),
null ,
CompositeData[].class.getName(),
MBeanOperationInfo.INFO),
new MBeanOperationInfo(TransactionOperations.GET_TRANSACTION_INFO_BY_ID,
mbr.getString(mbr.I_TXN_MGR_OP_GET_TRANSACTION_INFO_BY_ID),
getTransactionInfoByIDSignature,
CompositeData.class.getName(),
MBeanOperationInfo.INFO)
};
private static String[] txnNotificationTypes = {
TransactionNotification.TRANSACTION_COMMIT,
TransactionNotification.TRANSACTION_PREPARE,
TransactionNotification.TRANSACTION_ROLLBACK
};
private static MBeanNotificationInfo[] notifs = {
new MBeanNotificationInfo(
txnNotificationTypes,
TransactionNotification.class.getName(),
mbr.getString(mbr.I_TXN_NOTIFICATIONS)
)
};
private long numTransactionsCommitted = 0;
private long numTransactionsRollback = 0;
public TransactionManagerMonitor() {
super();
}
public Integer getNumTransactions() {
TransactionList tl = Globals.getTransactionList();
Vector transactions = tl.getTransactions(-1);
return (new Integer(transactions.size()));
}
public Long getNumTransactionsCommitted() {
return (new Long(numTransactionsCommitted));
}
public Long getNumTransactionsRollback() {
return (new Long(numTransactionsRollback));
}
public void resetMetrics() {
numTransactionsCommitted = 0;
numTransactionsRollback = 0;
}
public String[] getTransactionIDs() throws MBeanException {
return (TransactionUtil.getTransactionIDs());
}
public CompositeData[] getTransactionInfo() throws MBeanException {
CompositeData cds[] = null;
try {
cds = TransactionUtil.getTransactionInfo();
} catch(Exception e) {
handleOperationException(TransactionOperations.GET_TRANSACTION_INFO, e);
}
return (cds);
}
public CompositeData getTransactionInfoByID(String transactionID) throws MBeanException {
CompositeData cd = null;
try {
cd = TransactionUtil.getTransactionInfo(transactionID);
} catch(Exception e) {
handleOperationException(TransactionOperations.GET_TRANSACTION_INFO_BY_ID, e);
}
return (cd);
}
public String getMBeanName() {
return ("TransactionManagerMonitor");
}
public String getMBeanDescription() {
return (mbr.getString(mbr.I_TXN_MGR_MON_DESC));
}
public MBeanOperationInfo[] getMBeanOperationInfo() {
return (ops);
}
public MBeanAttributeInfo[] getMBeanAttributeInfo() {
return (attrs);
}
public MBeanNotificationInfo[] getMBeanNotificationInfo() {
return (notifs);
}
public void notifyTransactionCommit(long id) {
TransactionNotification n;
n = new TransactionNotification(TransactionNotification.TRANSACTION_COMMIT,
this, sequenceNumber++);
n.setTransactionID(Long.toString(id));
sendNotification(n);
numTransactionsCommitted++;
}
public void notifyTransactionPrepare(long id) {
TransactionNotification n;
n = new TransactionNotification(TransactionNotification.TRANSACTION_PREPARE,
this, sequenceNumber++);
n.setTransactionID(Long.toString(id));
sendNotification(n);
}
public void notifyTransactionRollback(long id) {
TransactionNotification n;
n = new TransactionNotification(TransactionNotification.TRANSACTION_ROLLBACK,
this, sequenceNumber++);
n.setTransactionID(Long.toString(id));
sendNotification(n);
numTransactionsRollback++;
}
}