org.modeshape.sequencer.sramp.SymbolSpaceResolvers Maven / Gradle / Ivy

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/*
 * ModeShape (http://www.modeshape.org)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.modeshape.sequencer.sramp;

import java.util.HashMap;
import java.util.Map;

/**
 * A class which is used to map {@link Enum symbol classes } to {@link NamespaceEntityResolver entity resolvers}
 */
public final class SymbolSpaceResolvers {

    private final Map resolversByKind = new HashMap();

    public NamespaceEntityResolver get( SymbolSpace kind ) {
        NamespaceEntityResolver resolver = resolversByKind.get(kind);
        if (resolver == null) {
            resolver = new NamespaceEntityResolver();
            resolversByKind.put(kind, resolver);
        }
        return resolver;
    }
}