jnr.ffi.mapper.SimpleFunctionMapper Maven / Gradle / Ivy

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/*
 * Copyright (C) 2013 Wayne Meissner
 *
 * This file is part of the JNR project.
 *
 * 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 jnr.ffi.mapper;

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

class SimpleFunctionMapper implements FunctionMapper {
    private final Map functionNameMap;

    SimpleFunctionMapper(Map map) {
        functionNameMap = Collections.unmodifiableMap(new HashMap(map));
    }

    public String mapFunctionName(String functionName, Context context) {
        String nativeFunction = functionNameMap.get(functionName);
        return nativeFunction != null ? nativeFunction : functionName;
    }

}