Bump versions 9.0.4-SNAPSHOT

[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / main / java / org / opendaylight / controller / cluster / databroker / AbstractDOMTransactionFactory.java

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/databroker/AbstractDOMTransactionFactory.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/databroker/AbstractDOMTransactionFactory.java
deleted file mode 100644 (file)
index 4d488a1..0000000
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/databroker/AbstractDOMTransactionFactory.java
+++ /dev/null
@@ -1,131 +0,0 @@
-/*
- * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html
- */
-
-package org.opendaylight.controller.cluster.databroker;
-
-import com.google.common.base.Preconditions;
-import com.google.common.util.concurrent.FluentFuture;
-import java.lang.invoke.MethodHandles;
-import java.lang.invoke.VarHandle;
-import java.util.Collection;
-import java.util.EnumMap;
-import java.util.Map;
-import org.opendaylight.mdsal.common.api.CommitInfo;
-import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
-import org.opendaylight.mdsal.dom.api.DOMDataTreeReadTransaction;
-import org.opendaylight.mdsal.dom.api.DOMDataTreeReadWriteTransaction;
-import org.opendaylight.mdsal.dom.api.DOMDataTreeWriteTransaction;
-import org.opendaylight.mdsal.dom.spi.store.DOMStoreThreePhaseCommitCohort;
-import org.opendaylight.mdsal.dom.spi.store.DOMStoreTransactionFactory;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-public abstract class AbstractDOMTransactionFactory<T extends DOMStoreTransactionFactory> implements AutoCloseable {
-    private static final Logger LOG = LoggerFactory.getLogger(AbstractDOMTransactionFactory.class);
-    private static final VarHandle CLOSED;
-
-    static {
-        try {
-            CLOSED = MethodHandles.lookup().findVarHandle(AbstractDOMTransactionFactory.class, "closed", boolean.class);
-        } catch (NoSuchFieldException | IllegalAccessException e) {
-            throw new ExceptionInInitializerError(e);
-        }
-    }
-
-    private final Map<LogicalDatastoreType, T> storeTxFactories;
-
-    private volatile boolean closed;
-
-    protected AbstractDOMTransactionFactory(final Map<LogicalDatastoreType, T> txFactories) {
-        this.storeTxFactories = new EnumMap<>(txFactories);
-    }
-
-    /**
-     * Implementations must return unique identifier for each and every call of
-     * this method.
-     *
-     * @return new Unique transaction identifier.
-     */
-    protected abstract Object newTransactionIdentifier();
-
-    /**
-     * Submits a transaction asynchronously for commit.
-     *
-     * @param transaction the transaction to submit
-     * @param cohorts the associated cohorts
-     * @return a resulting Future
-     */
-    protected abstract FluentFuture<? extends CommitInfo> commit(DOMDataTreeWriteTransaction transaction,
-            Collection<DOMStoreThreePhaseCommitCohort> cohorts);
-
-    /**
-     * Creates a new read-only transaction.
-     *
-     * @return the transaction instance
-     */
-    public final DOMDataTreeReadTransaction newReadOnlyTransaction() {
-        checkNotClosed();
-
-        return new DOMBrokerReadOnlyTransaction(newTransactionIdentifier(), storeTxFactories);
-    }
-
-
-    /**
-     * Creates a new write-only transaction.
-     *
-     * @return the transaction instance
-     */
-    public final DOMDataTreeWriteTransaction newWriteOnlyTransaction() {
-        checkNotClosed();
-
-        return new DOMBrokerWriteOnlyTransaction(newTransactionIdentifier(), storeTxFactories, this);
-    }
-
-
-    /**
-     * Creates a new read-write transaction.
-     *
-     * @return the transaction instance
-     */
-    public final DOMDataTreeReadWriteTransaction newReadWriteTransaction() {
-        checkNotClosed();
-
-        return new DOMBrokerReadWriteTransaction(newTransactionIdentifier(), storeTxFactories, this);
-    }
-
-    /**
-     * Convenience accessor of backing factories intended to be used only by
-     * finalization of this class.
-     *
-     * <b>Note:</b>
-     * Finalization of this class may want to access other functionality of
-     * supplied Transaction factories.
-     *
-     * @return Map of backing transaction factories.
-     */
-    public final Map<LogicalDatastoreType, T> getTxFactories() {
-        return storeTxFactories;
-    }
-
-    /**
-     * Checks if instance is not closed.
-     *
-     * @throws IllegalStateException If instance of this class was closed.
-     *
-     */
-    protected final void checkNotClosed() {
-        Preconditions.checkState(!closed, "Transaction factory was closed. No further operations allowed.");
-    }
-
-    @Override
-    public void close() {
-        if (!CLOSED.compareAndSet(this, false, true)) {
-            LOG.warn("Transaction factory was already closed", new Throwable());
-        }
-    }
-}