com.crosstreelabs.junited.dbunit.conversion.StandardConverters Maven / Gradle / Ivy

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Provides DBUnit support for tests.

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/*
 * 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 com.crosstreelabs.junited.dbunit.conversion;

import java.nio.charset.StandardCharsets;
import java.util.UUID;

public class StandardConverters {
    public static class BinaryConverter implements Converter {
        @Override
        public Object convert(final String raw) {
            return raw.getBytes(StandardCharsets.UTF_8);
        }
    }
    public static class UUIDConverter implements Converter {
        @Override
        public Object convert(final String raw) {
            UUID uuid = UUID.fromString(raw);
            final long msb = uuid.getMostSignificantBits();
            final long lsb = uuid.getLeastSignificantBits();
            final byte[] buffer = new byte[16];
            for (int j = 0; j < 8; j++) {
                buffer[j] = (byte) (msb >>> 8 * (7 - j));
            }
            for (int j = 8; j < 16; j++) {
                buffer[j] = (byte) (lsb >>> 8 * (7 - j));
            }
            return buffer;
        }
    }
    public static class HexToBinaryConverter implements Converter {
        @Override
        public Object convert(final String raw) {
            int len = raw.length();
            byte[] result = new byte[len / 2];
            for (int i = 0; i < len; i += 2) {
                result[i / 2] = (byte)((Character.digit(raw.charAt(i), 16) << 4)
                        + Character.digit(raw.charAt(i+1), 16));
            }
            return result;
        }
    }
}