Java Xid.equals方法代码示例

import javax.transaction.xa.Xid; //导入方法依赖的package包/类
/**
 *
 * @throws XAException if the given Xid is the not the Xid of the current
 *   transaction for this XAResource object.
 * @param xid Xid
 */
private void validateXid(Xid xid) throws XAException {

    if (xid == null) {
        throw new XAException("Null Xid");
    }

    if (this.xid == null) {
        throw new XAException(
            "There is no live transaction for this XAResource");
    }

    if (!xid.equals(this.xid)) {
        throw new XAException(
            "Given Xid is not that associated with this XAResource object");
    }
}
 

import javax.transaction.xa.Xid; //导入方法依赖的package包/类
/**
 * @throws XAException if the given Xid is the not the Xid of the
 *                     current transaction for this XAResource object.
 */
private void validateXid(Xid xid) throws XAException {

    if (xid == null) {
        throw new XAException("Null Xid");
    }

    if (this.xid == null) {
        throw new XAException(
            "There is no live transaction for this XAResource");
    }

    if (!xid.equals(this.xid)) {
        throw new XAException(
            "Given Xid is not that associated with this XAResource object");
    }
}
 

import javax.transaction.xa.Xid; //导入方法依赖的package包/类
private synchronized void switchToXid(Xid xid) throws XAException {
    if (xid == null) {
        throw new XAException();
    }

    try {
        if (!xid.equals(this.currentXid)) {
            XAConnection toSwitchTo = findConnectionForXid(this.underlyingConnection, xid);
            this.currentXAConnection = toSwitchTo;
            this.currentXid = xid;
            this.currentXAResource = toSwitchTo.getXAResource();
        }
    } catch (SQLException sqlEx) {
        throw new XAException();
    }
}
 

import javax.transaction.xa.Xid; //导入方法依赖的package包/类
@Override
public void commit(Xid xid, boolean onePhase) throws XAException {
    if ( xid == null || !xid.equals( currentXid ) ) {
        throw new XAException( "Invalid xid to transactionCommit" );
    }

    currentXid = null;
    try {
        connection.transactionCommit();
        connection.transactionEnd();
    } catch ( Exception t ) {
        throw new XAException( "Error trying to transactionCommit local transaction: " + t.getMessage() );
    }
}
 

import javax.transaction.xa.Xid; //导入方法依赖的package包/类
@Override
public void rollback(Xid xid) throws XAException {
    if ( xid == null || !xid.equals( currentXid ) ) {
        throw new XAException( "Invalid xid to transactionRollback" );
    }

    currentXid = null;
    try {
        connection.transactionRollback();
        connection.transactionEnd();
    } catch ( Exception t ) {
        throw new XAException( "Error trying to transactionRollback local transaction: " + t.getMessage() );
    }
}
 

import javax.transaction.xa.Xid; //导入方法依赖的package包/类
public void start(Xid xid, int flags) throws XAException {

        // Comment out following debug statement before public release:
/*
        System.err.println("STARTING NEW Xid: " + xid);
*/
        if (state != XA_STATE_INITIAL && state != XA_STATE_DISPOSED
                && state != XA_STATE_ENDED) {
            throw new XAException("Invalid XAResource state");
        }

        if (xaDataSource == null) {
            throw new XAException(
                "JDBCXAResource has not been associated with a XADataSource");
        }

        if (xid == null) {

            // This block asserts that all JDBCXAResources with state
            // >= XA_STATE_STARTED have a non-null xid.
            throw new XAException("Null Xid");
        }

        try {
            if (connection.getAutoCommit()) {
                originalAutoCommitMode = true;      // real/phys.

                connection.setAutoCommit(false);    // real/phys.
            }
        } catch (SQLException se) {
            throw new XAException(se.toString());
        }

        if (!xid.equals(this.xid)) {
            this.xid = xid;

            xaDataSource.addResource(this.xid, this);
        }

        state = XA_STATE_STARTED;

        // N.b.  The DataSource does not have this XAResource in its list
        // until right here.  We can't tell DataSource before our start()
        // method, because we don't know our Xid before now.
    }
 

import javax.transaction.xa.Xid; //导入方法依赖的package包/类
@Override
public void end(Xid xid, int flags) throws XAException {
    if ( xid == null || !xid.equals( currentXid ) ) {
        throw new XAException( "Invalid xid to transactionEnd" );
    }
}