/* * 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. */ package org.apache.commons.math3.geometry.euclidean.oned; import java.text.FieldPosition; import java.text.NumberFormat; import java.text.ParsePosition; import java.util.Locale; import org.apache.commons.math3.exception.MathParseException; import org.apache.commons.math3.geometry.Vector; import org.apache.commons.math3.geometry.VectorFormat; import org.apache.commons.math3.util.CompositeFormat; /** * Formats a 1D vector in components list format "{x}". *
The prefix and suffix "{" and "}" can be replaced by * any user-defined strings. The number format for components can be configured.
*White space is ignored at parse time, even if it is in the prefix, suffix * or separator specifications. So even if the default separator does include a space * character that is used at format time, both input string "{1}" and * " { 1 } " will be parsed without error and the same vector will be * returned. In the second case, however, the parse position after parsing will be * just after the closing curly brace, i.e. just before the trailing space.
*Note: using "," as a separator may interfere with the grouping separator * of the default {@link NumberFormat} for the current locale. Thus it is advised * to use a {@link NumberFormat} instance with disabled grouping in such a case.
* * @since 3.0 */ public class Vector1DFormat extends VectorFormatThe instance uses the default prefix, suffix and separator: * "{", "}", and "; " and the default number format for components.
*/ public Vector1DFormat() { super(DEFAULT_PREFIX, DEFAULT_SUFFIX, DEFAULT_SEPARATOR, CompositeFormat.getDefaultNumberFormat()); } /** * Create an instance with a custom number format for components. * @param format the custom format for components. */ public Vector1DFormat(final NumberFormat format) { super(DEFAULT_PREFIX, DEFAULT_SUFFIX, DEFAULT_SEPARATOR, format); } /** * Create an instance with custom prefix, suffix and separator. * @param prefix prefix to use instead of the default "{" * @param suffix suffix to use instead of the default "}" */ public Vector1DFormat(final String prefix, final String suffix) { super(prefix, suffix, DEFAULT_SEPARATOR, CompositeFormat.getDefaultNumberFormat()); } /** * Create an instance with custom prefix, suffix, separator and format * for components. * @param prefix prefix to use instead of the default "{" * @param suffix suffix to use instead of the default "}" * @param format the custom format for components. */ public Vector1DFormat(final String prefix, final String suffix, final NumberFormat format) { super(prefix, suffix, DEFAULT_SEPARATOR, format); } /** * Returns the default 1D vector format for the current locale. * @return the default 1D vector format. */ public static Vector1DFormat getInstance() { return getInstance(Locale.getDefault()); } /** * Returns the default 1D vector format for the given locale. * @param locale the specific locale used by the format. * @return the 1D vector format specific to the given locale. */ public static Vector1DFormat getInstance(final Locale locale) { return new Vector1DFormat(CompositeFormat.getDefaultNumberFormat(locale)); } /** {@inheritDoc} */ @Override public StringBuffer format(final Vector