org.meeuw.physics.text.DimensionalAnalysisFormat Maven / Gradle / Ivy

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/*
 *  Copyright 2022 Michiel Meeuwissen
 *
 *    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.meeuw.physics.text;

import java.text.*;

import org.checkerframework.checker.nullness.qual.NonNull;
import org.meeuw.math.text.TextUtils;
import org.meeuw.physics.Dimension;
import org.meeuw.physics.DimensionalAnalysis;

/**
 * @author Michiel Meeuwissen
 * @since 0.5
 */
public class DimensionalAnalysisFormat extends Format {

    @Override
    public StringBuffer format(@NonNull Object number, @NonNull StringBuffer toAppendTo, @NonNull FieldPosition pos) {

        StringBuffer buf = new StringBuffer();
        DimensionalAnalysis dimension = (DimensionalAnalysis) number;
        if (dimension.isOne()) {
            buf.append("1");
        } else {
            buf.append(TextUtils.toString(Dimension.values(), dimension.getExponents()));
        }
        return buf;
    }

    @Override
    public Object parseObject(String source, ParsePosition pos) {
        throw new UnsupportedOperationException();
    }

}