dexlib2/src/main/java/org/jf/dexlib2/analysis/reflection/util/ReflectionUtils.java

/*
 * Copyright 2013, Google Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package org.jf.dexlib2.analysis.reflection.util;

import com.google.common.collect.ImmutableBiMap;

public class ReflectionUtils {

    private static ImmutableBiMap<String, String> primitiveMap = ImmutableBiMap.<String, String>builder()
            .put("boolean", "Z")
            .put("int", "I")
            .put("long", "J")
            .put("double", "D")
            .put("void", "V")
            .put("float", "F")
            .put("char", "C")
            .put("short", "S")
            .put("byte", "B")
            .build();

    public static String javaToDexName(String javaName) {
        if (javaName.charAt(0) == '[') {
            return javaName.replace('.', '/');
        }

        if (primitiveMap.containsKey(javaName)) {
            return primitiveMap.get(javaName);
        }

        return 'L' + javaName.replace('.', '/') + ';';
    }

    public static String dexToJavaName(String dexName) {
        if (dexName.charAt(0) == '[') {
            return dexName.replace('/', '.');
        }

        if (primitiveMap.inverse().containsKey(dexName)) {
            return primitiveMap.inverse().get(dexName);
        }

        return dexName.replace('/', '.').substring(1, dexName.length()-2);
    }
}