Examples of com.sleepycat.bdb.DataView

com.sleepycat.bdb.DataView
(internal) Represents a Berkeley DB database and adds support for indices, bindings and key ranges.
NOTE: This classes is internal and may be changed incompatibly or deleted in the future. It is public only so it may be used by subpackages.

This class defines a view and takes care of reading and updating indices, calling bindings, constraining access to a key range, etc.
@author Mark Hayes

        env = new DbEnv(0);
        env.open(dir.getAbsolutePath(), envFlags, 0);
        Db db = new Db(env, 0);
        db.open(null, "test.db", null, Db.DB_BTREE, Db.DB_CREATE, 0);
        store = new DataStore(db, dataFormat, dataFormat, null);
        view = new DataView(store, null, dataBinding, dataBinding, null, true);
    }

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     * @throws RuntimeExceptionWrapper if a {@link DbException} is thrown.
     */
    public StoredSortedMap(DataStore store, DataBinding keyBinding,
                           DataBinding valueBinding, boolean writeAllowed) {


        super(new DataView(store, null, keyBinding, valueBinding,
                           null, writeAllowed));
    }

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     */
    public StoredSortedMap(DataStore store, DataBinding keyBinding,
                           EntityBinding valueEntityBinding,
                           boolean writeAllowed) {


        super(new DataView(store, null, keyBinding, null,
                           valueEntityBinding, writeAllowed));
    }

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     * @throws RuntimeExceptionWrapper if a {@link DbException} is thrown.
     */
    public StoredSortedMap(DataIndex index, DataBinding keyBinding,
                           DataBinding valueBinding, boolean writeAllowed) {


        super(new DataView(null, index, keyBinding, valueBinding,
                           null, writeAllowed));
    }

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     */
    public StoredSortedMap(DataIndex index, DataBinding keyBinding,
                           EntityBinding valueEntityBinding,
                           boolean writeAllowed) {


        super(new DataView(null, index, keyBinding, null,
                           valueEntityBinding, writeAllowed));
    }

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     * @throws RuntimeExceptionWrapper if a {@link DbException} is thrown.
     */
    public StoredMap(DataStore store, DataBinding keyBinding,
                     DataBinding valueBinding, boolean writeAllowed) {


        super(new DataView(store, null, keyBinding, valueBinding,
                           null, writeAllowed));
    }

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     * @throws RuntimeExceptionWrapper if a {@link DbException} is thrown.
     */
    public StoredMap(DataStore store, DataBinding keyBinding,
                     EntityBinding valueEntityBinding, boolean writeAllowed) {


        super(new DataView(store, null, keyBinding, null,
                           valueEntityBinding, writeAllowed));
    }

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     * @throws RuntimeExceptionWrapper if a {@link DbException} is thrown.
     */
    public StoredMap(DataIndex index, DataBinding keyBinding,
                     DataBinding valueBinding, boolean writeAllowed) {


        super(new DataView(null, index, keyBinding, valueBinding,
                           null, writeAllowed));
    }

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     * @throws RuntimeExceptionWrapper if a {@link DbException} is thrown.
     */
    public StoredMap(DataIndex index, DataBinding keyBinding,
                     EntityBinding valueEntityBinding, boolean writeAllowed) {


        super(new DataView(null, index, keyBinding, null,
                           valueEntityBinding, writeAllowed));
    }

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    public Set keySet() {


        if (keySet == null) {
            synchronized (this) {
                if (keySet == null) {
                    DataView newView = view.keySetView();
                    if (isOrdered()) {
                        keySet = new StoredSortedKeySet(newView);
                    } else {
                        keySet = new StoredKeySet(newView);
                    }

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Related Classes of com.sleepycat.bdb.DataView

com.sleepycat.bdb.bind.DataFormat

com.sleepycat.bdb.bind.KeyExtractor

com.sleepycat.bdb.collection.StoredKeySet

com.sleepycat.bdb.collection.StoredList

com.sleepycat.bdb.collection.StoredMap

com.sleepycat.bdb.collection.StoredSortedKeySet

com.sleepycat.bdb.collection.StoredSortedMap

com.sleepycat.bdb.collection.StoredSortedValueSet

com.sleepycat.bdb.collection.StoredValueSet

com.sleepycat.bdb.test.KeyRangeTest

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