<commit_before>/*
 * 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.yangtools.yang.parser.spi.meta;

import static java.util.Objects.requireNonNull;

import com.google.common.annotations.Beta;
import com.google.common.base.MoreObjects.ToStringHelper;
import com.google.common.base.Verify;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Optional;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;
import org.opendaylight.yangtools.concepts.AbstractSimpleIdentifiable;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
import org.opendaylight.yangtools.yang.model.api.meta.IdentifierNamespace;
import org.opendaylight.yangtools.yang.model.api.stmt.SchemaTreeAwareEffectiveStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.SchemaTreeEffectiveStatement;
import org.opendaylight.yangtools.yang.parser.spi.SchemaTreeNamespace;

/**
 * Definition / implementation of specific Identifier Namespace behaviour. A namespace behaviour is built on top
 * of a tree of {@link NamespaceStorageNode} which represents local context of one of types defined
 * n {@link StorageNodeType}.
 *
 * <p>
 * For common behaviour models please use static factories {@link #global(Class)}, {@link #sourceLocal(Class)} and
 * {@link #treeScoped(Class)}.
 *
 * @param <K> Key type
 * @param <V> Value type
 * @param <N> Namespace Type
 */
public abstract class NamespaceBehaviour<K, V, N extends IdentifierNamespace<K, V>>
        extends AbstractSimpleIdentifiable<Class<N>> {

    public enum StorageNodeType {
        /**
         * Global storage, visible from all sources.
         */
        GLOBAL,
        /**
         * Storage of the root statement of a particular source and any sources it is importing.
         */
        // FIXME: 7.0.0: this is a misnomer and should be renamed
        SOURCE_LOCAL_SPECIAL,
        /**
         * Storage of a single statement.
         */
        STATEMENT_LOCAL,
        /**
         * Storage of the root statement of a particular source.
         */
        ROOT_STATEMENT_LOCAL
    }

    public interface Registry {
        /**
         * Get a namespace behavior.
         *
         * @param type Namespace type class
         * @param <K> key type
         * @param <V> value type
         * @param <N> namespace type
         * @return Namespace behaviour
         * @throws NamespaceNotAvailableException when the namespace is not available
         */
        <K, V, N extends IdentifierNamespace<K, V>> NamespaceBehaviour<K, V, N> getNamespaceBehaviour(Class<N> type);
    }

    public interface NamespaceStorageNode {
        /**
         * Return local namespace behaviour type.
         *
         * @return local namespace behaviour type {@link NamespaceBehaviour}
         */
        StorageNodeType getStorageNodeType();

        @Nullable NamespaceStorageNode getParentNamespaceStorage();

        <K, V, N extends IdentifierNamespace<K, V>> @Nullable V getFromLocalStorage(Class<N> type, K key);

        <K, V, N extends IdentifierNamespace<K, V>> @Nullable Map<K, V> getAllFromLocalStorage(Class<N> type);

        /**
         * Populate specified namespace with a key/value pair, overwriting previous contents. Similar to
         * {@link Map#put(Object, Object)}.
         *
         * @param type Namespace identifier
         * @param key Key
         * @param value Value
         * @return Previously-stored value, or null if the key was not present
         */
        <K, V, N extends IdentifierNamespace<K, V>> @Nullable V putToLocalStorage(Class<N> type, K key, V value);

        /**
         * Populate specified namespace with a key/value pair unless the key is already associated with a value. Similar
         * to {@link Map#putIfAbsent(Object, Object)}.
         *
         * @param type Namespace identifier
         * @param key Key
         * @param value Value
         * @return Preexisting value or null if there was no previous mapping
         */
        <K, V, N extends IdentifierNamespace<K, V>> @Nullable V putToLocalStorageIfAbsent(Class<N> type, K key,
                V value);
    }

    /**
     * Interface implemented by {@link NamespaceStorageNode}s which support dynamic addition of child elements as they
     * are requested. This means that such a node can, defer creation of child namespace storage nodes, in effect lazily
     * expanding this namespace on an if-needed basis.
     */
    @Beta
    public interface OnDemandSchemaTreeStorageNode extends NamespaceStorageNode {
        /**
         * Request that a new member of this node's schema tree statement be added. Implementations are required to
         * perform lookup in their internal structure and create a child if tracktable. Resulting node is expected to
         * have been registered with local storage, so that it is accessible through
         * {@link #getFromLocalStorage(Class, Object)}.
         *
         * <p>
         * This method must not change its mind about a child's presence -- once it returns non-present, it has to be<commit_msg>Fix a javadoc typo<commit_after>/*
 * 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.yangtools.yang.parser.spi.meta;

import static java.util.Objects.requireNonNull;

import com.google.common.annotations.Beta;
import com.google.common.base.MoreObjects.ToStringHelper;
import com.google.common.base.Verify;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Optional;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;
import org.opendaylight.yangtools.concepts.AbstractSimpleIdentifiable;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.model.api.meta.DeclaredStatement;
import org.opendaylight.yangtools.yang.model.api.meta.IdentifierNamespace;
import org.opendaylight.yangtools.yang.model.api.stmt.SchemaTreeAwareEffectiveStatement;
import org.opendaylight.yangtools.yang.model.api.stmt.SchemaTreeEffectiveStatement;
import org.opendaylight.yangtools.yang.parser.spi.SchemaTreeNamespace;

/**
 * Definition / implementation of specific Identifier Namespace behaviour. A namespace behaviour is built on top
 * of a tree of {@link NamespaceStorageNode} which represents local context of one of types defined
 * n {@link StorageNodeType}.
 *
 * <p>
 * For common behaviour models please use static factories {@link #global(Class)}, {@link #sourceLocal(Class)} and
 * {@link #treeScoped(Class)}.
 *
 * @param <K> Key type
 * @param <V> Value type
 * @param <N> Namespace Type
 */
public abstract class NamespaceBehaviour<K, V, N extends IdentifierNamespace<K, V>>
        extends AbstractSimpleIdentifiable<Class<N>> {

    public enum StorageNodeType {
        /**
         * Global storage, visible from all sources.
         */
        GLOBAL,
        /**
         * Storage of the root statement of a particular source and any sources it is importing.
         */
        // FIXME: 7.0.0: this is a misnomer and should be renamed
        SOURCE_LOCAL_SPECIAL,
        /**
         * Storage of a single statement.
         */
        STATEMENT_LOCAL,
        /**
         * Storage of the root statement of a particular source.
         */
        ROOT_STATEMENT_LOCAL
    }

    public interface Registry {
        /**
         * Get a namespace behavior.
         *
         * @param type Namespace type class
         * @param <K> key type
         * @param <V> value type
         * @param <N> namespace type
         * @return Namespace behaviour
         * @throws NamespaceNotAvailableException when the namespace is not available
         */
        <K, V, N extends IdentifierNamespace<K, V>> NamespaceBehaviour<K, V, N> getNamespaceBehaviour(Class<N> type);
    }

    public interface NamespaceStorageNode {
        /**
         * Return local namespace behaviour type.
         *
         * @return local namespace behaviour type {@link NamespaceBehaviour}
         */
        StorageNodeType getStorageNodeType();

        @Nullable NamespaceStorageNode getParentNamespaceStorage();

        <K, V, N extends IdentifierNamespace<K, V>> @Nullable V getFromLocalStorage(Class<N> type, K key);

        <K, V, N extends IdentifierNamespace<K, V>> @Nullable Map<K, V> getAllFromLocalStorage(Class<N> type);

        /**
         * Populate specified namespace with a key/value pair, overwriting previous contents. Similar to
         * {@link Map#put(Object, Object)}.
         *
         * @param type Namespace identifier
         * @param key Key
         * @param value Value
         * @return Previously-stored value, or null if the key was not present
         */
        <K, V, N extends IdentifierNamespace<K, V>> @Nullable V putToLocalStorage(Class<N> type, K key, V value);

        /**
         * Populate specified namespace with a key/value pair unless the key is already associated with a value. Similar
         * to {@link Map#putIfAbsent(Object, Object)}.
         *
         * @param type Namespace identifier
         * @param key Key
         * @param value Value
         * @return Preexisting value or null if there was no previous mapping
         */
        <K, V, N extends IdentifierNamespace<K, V>> @Nullable V putToLocalStorageIfAbsent(Class<N> type, K key,
                V value);
    }

    /**
     * Interface implemented by {@link NamespaceStorageNode}s which support dynamic addition of child elements as they
     * are requested. This means that such a node can, defer creation of child namespace storage nodes, in effect lazily
     * expanding this namespace on an if-needed basis.
     */
    @Beta
    public interface OnDemandSchemaTreeStorageNode extends NamespaceStorageNode {
        /**
         * Request that a new member of this node's schema tree statement be added. Implementations are required to
         * perform lookup in their internal structure and create a child if tractable. Resulting node is expected to
         * have been registered with local storage, so that it is accessible through
         * {@link #getFromLocalStorage(Class, Object)}.
         *
         * <p>
         * This method must not change its mind about a child's presence -- once it returns non-present, it has to be
{'fraction_non_alphanumeric': 0.08497333088100055, 'fraction_numerical': 0.0020231745447857274, 'mean_word_length': 2.840042372881356, 'pattern_counts': {'":': 0, '<': 61, '<?xml version=': 0, '>': 61, 'https://': 0, 'lorem ipsum': 0, 'www.': 2, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '6749450', 'n_tokens_mistral': 2936, 'n_tokens_neox': 2843, 'n_words': 1016}