Java Number Format Pattern normalizeNumberFormat(NumberFormat numberFormat, int scale, int precision)

Description

According to the 1.7.7 spec If a logical type is invalid, for example a decimal with scale greater than its precision,then implementations should ignore the logical type and use the underlying Avro type.

License

Apache License

Declaration

private static void normalizeNumberFormat(NumberFormat numberFormat, int scale, int precision) 

Method Source Code

//package com.java2s;
/*//from  ww  w  .  j a va 2  s.c  o m
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */

import java.text.NumberFormat;

public class Main {
    /**
     * According to the 1.7.7 spec If a logical type is invalid, for example a
     * decimal with scale greater than its precision,then implementations should
     * ignore the logical type and use the underlying Avro type.
     */
    private static void normalizeNumberFormat(NumberFormat numberFormat, int scale, int precision) {
        if (scale < precision) {
            // write out with the specified precision and scale.
            numberFormat.setMaximumIntegerDigits(precision);
            numberFormat.setMaximumFractionDigits(scale);
            numberFormat.setMinimumFractionDigits(scale);
        }
    }
}

Related

1. getValueFormatter()
2. getZeroDecimalFormat()
3. isDecimalFormat(DecimalFormat decimalFormat)
4. isDecimalFormatValid(final String pattern)
5. matchOptionalFormatting(Number number, String formatting, StringBuffer outputTo)
6. objectToString(Object obj, DecimalFormat fmt)
7. print(float[] array, NumberFormat nf)
8. resetDecimalFormat()
9. resetDecimalFormatByLocale(Locale locale)