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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.commons.math3.exception.util;
18  
19  import java.util.Locale;
20  import java.util.MissingResourceException;
21  import java.util.ResourceBundle;
22  
23  /**
24   * Enumeration for localized messages formats used in exceptions messages.
25   * <p>
26   * The constants in this enumeration represent the available
27   * formats as localized strings. These formats are intended to be
28   * localized using simple properties files, using the constant
29   * name as the key and the property value as the message format.
30   * The source English format is provided in the constants themselves
31   * to serve both as a reminder for developers to understand the parameters
32   * needed by each format, as a basis for translators to create
33   * localized properties files, and as a default format if some
34   * translation is missing.
35   * </p>
36   * @since 2.2
37   */
38  public enum LocalizedFormats implements Localizable {
39  
40      // CHECKSTYLE: stop MultipleVariableDeclarations
41      // CHECKSTYLE: stop JavadocVariable
42  
43      ARGUMENT_OUTSIDE_DOMAIN("Argument {0} outside domain [{1} ; {2}]"),
44      ARRAY_SIZE_EXCEEDS_MAX_VARIABLES("array size cannot be greater than {0}"),
45      ARRAY_SIZES_SHOULD_HAVE_DIFFERENCE_1("array sizes should have difference 1 ({0} != {1} + 1)"),
46      ARRAY_SUMS_TO_ZERO("array sums to zero"),
47      ASSYMETRIC_EIGEN_NOT_SUPPORTED("eigen decomposition of assymetric matrices not supported yet"),
48      AT_LEAST_ONE_COLUMN("matrix must have at least one column"),
49      AT_LEAST_ONE_ROW("matrix must have at least one row"),
50      BANDWIDTH("bandwidth ({0})"),
51      BINOMIAL_INVALID_PARAMETERS_ORDER("must have n >= k for binomial coefficient (n, k), got k = {0}, n = {1}"),
52      BINOMIAL_NEGATIVE_PARAMETER("must have n >= 0 for binomial coefficient (n, k), got n = {0}"),
53      CANNOT_CLEAR_STATISTIC_CONSTRUCTED_FROM_EXTERNAL_MOMENTS("statistics constructed from external moments cannot be cleared"),
54      CANNOT_COMPUTE_0TH_ROOT_OF_UNITY("cannot compute 0-th root of unity, indefinite result"),
55      CANNOT_COMPUTE_BETA_DENSITY_AT_0_FOR_SOME_ALPHA("cannot compute beta density at 0 when alpha = {0,number}"),
56      CANNOT_COMPUTE_BETA_DENSITY_AT_1_FOR_SOME_BETA("cannot compute beta density at 1 when beta = %.3g"),
57      CANNOT_COMPUTE_NTH_ROOT_FOR_NEGATIVE_N("cannot compute nth root for null or negative n: {0}"),
58      CANNOT_DISCARD_NEGATIVE_NUMBER_OF_ELEMENTS("cannot discard a negative number of elements ({0})"),
59      CANNOT_FORMAT_INSTANCE_AS_3D_VECTOR("cannot format a {0} instance as a 3D vector"),
60      CANNOT_FORMAT_INSTANCE_AS_COMPLEX("cannot format a {0} instance as a complex number"),
61      CANNOT_FORMAT_INSTANCE_AS_REAL_VECTOR("cannot format a {0} instance as a real vector"),
62      CANNOT_FORMAT_OBJECT_TO_FRACTION("cannot format given object as a fraction number"),
63      CANNOT_INCREMENT_STATISTIC_CONSTRUCTED_FROM_EXTERNAL_MOMENTS("statistics constructed from external moments cannot be incremented"),
64      CANNOT_NORMALIZE_A_ZERO_NORM_VECTOR("cannot normalize a zero norm vector"),
65      CANNOT_RETRIEVE_AT_NEGATIVE_INDEX("elements cannot be retrieved from a negative array index {0}"),
66      CANNOT_SET_AT_NEGATIVE_INDEX("cannot set an element at a negative index {0}"),
67      CANNOT_SUBSTITUTE_ELEMENT_FROM_EMPTY_ARRAY("cannot substitute an element from an empty array"),
68      CANNOT_TRANSFORM_TO_DOUBLE("Conversion Exception in Transformation: {0}"),
69      CARDAN_ANGLES_SINGULARITY("Cardan angles singularity"),
70      CLASS_DOESNT_IMPLEMENT_COMPARABLE("class ({0}) does not implement Comparable"),
71      CLOSEST_ORTHOGONAL_MATRIX_HAS_NEGATIVE_DETERMINANT("the closest orthogonal matrix has a negative determinant {0}"),
72      COLUMN_INDEX_OUT_OF_RANGE("column index {0} out of allowed range [{1}, {2}]"),
73      COLUMN_INDEX("column index ({0})"), /* keep */
74      CONSTRAINT("constraint"), /* keep */
75      CONTINUED_FRACTION_INFINITY_DIVERGENCE("Continued fraction convergents diverged to +/- infinity for value {0}"),
76      CONTINUED_FRACTION_NAN_DIVERGENCE("Continued fraction diverged to NaN for value {0}"),
77      CONTRACTION_CRITERIA_SMALLER_THAN_EXPANSION_FACTOR("contraction criteria ({0}) smaller than the expansion factor ({1}).  This would lead to a never ending loop of expansion and contraction as a newly expanded internal storage array would immediately satisfy the criteria for contraction."),
78      CONTRACTION_CRITERIA_SMALLER_THAN_ONE("contraction criteria smaller than one ({0}).  This would lead to a never ending loop of expansion and contraction as an internal storage array length equal to the number of elements would satisfy the contraction criteria."),
79      CONVERGENCE_FAILED("convergence failed"), /* keep */
80      CROSSING_BOUNDARY_LOOPS("some outline boundary loops cross each other"),
81      CROSSOVER_RATE("crossover rate ({0})"),
82      CUMULATIVE_PROBABILITY_RETURNED_NAN("Cumulative probability function returned NaN for argument {0} p = {1}"),
83      DIFFERENT_ROWS_LENGTHS("some rows have length {0} while others have length {1}"),
84      DIFFERENT_ORIG_AND_PERMUTED_DATA("original and permuted data must contain the same elements"),
85      DIGEST_NOT_INITIALIZED("digest not initialized"),
86      DIMENSIONS_MISMATCH_2x2("got {0}x{1} but expected {2}x{3}"), /* keep */
87      DIMENSIONS_MISMATCH_SIMPLE("{0} != {1}"), /* keep */
88      DIMENSIONS_MISMATCH("dimensions mismatch"), /* keep */
89      DISCRETE_CUMULATIVE_PROBABILITY_RETURNED_NAN("Discrete cumulative probability function returned NaN for argument {0}"),
90      DISTRIBUTION_NOT_LOADED("distribution not loaded"),
91      DUPLICATED_ABSCISSA_DIVISION_BY_ZERO("duplicated abscissa {0} causes division by zero"),
92      ELITISM_RATE("elitism rate ({0})"),
93      EMPTY_CLUSTER_IN_K_MEANS("empty cluster in k-means"),
94      EMPTY_INTERPOLATION_SAMPLE("sample for interpolation is empty"),
95      EMPTY_POLYNOMIALS_COEFFICIENTS_ARRAY("empty polynomials coefficients array"), /* keep */
96      EMPTY_SELECTED_COLUMN_INDEX_ARRAY("empty selected column index array"),
97      EMPTY_SELECTED_ROW_INDEX_ARRAY("empty selected row index array"),
98      EMPTY_STRING_FOR_IMAGINARY_CHARACTER("empty string for imaginary character"),
99      ENDPOINTS_NOT_AN_INTERVAL("endpoints do not specify an interval: [{0}, {1}]"),
100     EQUAL_VERTICES_IN_SIMPLEX("equal vertices {0} and {1} in simplex configuration"),
101     EULER_ANGLES_SINGULARITY("Euler angles singularity"),
102     EVALUATION("evaluation"), /* keep */
103     EXPANSION_FACTOR_SMALLER_THAN_ONE("expansion factor smaller than one ({0})"),
104     FACTORIAL_NEGATIVE_PARAMETER("must have n >= 0 for n!, got n = {0}"),
105     FAILED_BRACKETING("number of iterations={4}, maximum iterations={5}, initial={6}, lower bound={7}, upper bound={8}, final a value={0}, final b value={1}, f(a)={2}, f(b)={3}"),
106     FAILED_FRACTION_CONVERSION("Unable to convert {0} to fraction after {1} iterations"),
107     FIRST_COLUMNS_NOT_INITIALIZED_YET("first {0} columns are not initialized yet"),
108     FIRST_ELEMENT_NOT_ZERO("first element is not 0: {0}"),
109     FIRST_ROWS_NOT_INITIALIZED_YET("first {0} rows are not initialized yet"),
110     FRACTION_CONVERSION_OVERFLOW("Overflow trying to convert {0} to fraction ({1}/{2})"),
111     FUNCTION_NOT_DIFFERENTIABLE("function is not differentiable"),
112     FUNCTION_NOT_POLYNOMIAL("function is not polynomial"),
113     GCD_OVERFLOW_32_BITS("overflow: gcd({0}, {1}) is 2^31"),
114     GCD_OVERFLOW_64_BITS("overflow: gcd({0}, {1}) is 2^63"),
115     HOLE_BETWEEN_MODELS_TIME_RANGES("{0} wide hole between models time ranges"),
116     ILL_CONDITIONED_OPERATOR("condition number {1} is too high "),
117     INCONSISTENT_STATE_AT_2_PI_WRAPPING("inconsistent state at 2\u03c0 wrapping"),
118     INDEX_LARGER_THAN_MAX("the index specified: {0} is larger than the current maximal index {1}"),
119     INDEX_NOT_POSITIVE("index ({0}) is not positive"),
120     INDEX_OUT_OF_RANGE("index {0} out of allowed range [{1}, {2}]"),
121     INDEX("index ({0})"), /* keep */
122     NOT_FINITE_NUMBER("{0} is not a finite number"), /* keep */
123     INFINITE_BOUND("interval bounds must be finite"),
124     ARRAY_ELEMENT("value {0} at index {1}"), /* keep */
125     INFINITE_ARRAY_ELEMENT("Array contains an infinite element, {0} at index {1}"),
126     INFINITE_VALUE_CONVERSION("cannot convert infinite value"),
127     INITIAL_CAPACITY_NOT_POSITIVE("initial capacity ({0}) is not positive"),
128     INITIAL_COLUMN_AFTER_FINAL_COLUMN("initial column {1} after final column {0}"),
129     INITIAL_ROW_AFTER_FINAL_ROW("initial row {1} after final row {0}"),
130     @Deprecated
131     INPUT_DATA_FROM_UNSUPPORTED_DATASOURCE("input data comes from unsupported datasource: {0}, supported sources: {1}, {2}"),
132     INSTANCES_NOT_COMPARABLE_TO_EXISTING_VALUES("instance of class {0} not comparable to existing values"),
133     INSUFFICIENT_DATA("insufficient data"),
134     INSUFFICIENT_DATA_FOR_T_STATISTIC("insufficient data for t statistic, needs at least 2, got {0}"),
135     INSUFFICIENT_DIMENSION("insufficient dimension {0}, must be at least {1}"),
136     DIMENSION("dimension ({0})"), /* keep */
137     INSUFFICIENT_OBSERVED_POINTS_IN_SAMPLE("sample contains {0} observed points, at least {1} are required"),
138     INSUFFICIENT_ROWS_AND_COLUMNS("insufficient data: only {0} rows and {1} columns."),
139     INTEGRATION_METHOD_NEEDS_AT_LEAST_TWO_PREVIOUS_POINTS("multistep method needs at least {0} previous steps, got {1}"),
140     INTERNAL_ERROR("internal error, please fill a bug report at {0}"),
141     INVALID_BINARY_DIGIT("invalid binary digit: {0}"),
142     INVALID_BINARY_CHROMOSOME("binary mutation works on BinaryChromosome only"),
143     INVALID_BRACKETING_PARAMETERS("invalid bracketing parameters:  lower bound={0},  initial={1}, upper bound={2}"),
144     INVALID_FIXED_LENGTH_CHROMOSOME("one-point crossover only works with fixed-length chromosomes"),
145     INVALID_IMPLEMENTATION("required functionality is missing in {0}"),
146     INVALID_INTERVAL_INITIAL_VALUE_PARAMETERS("invalid interval, initial value parameters:  lower={0}, initial={1}, upper={2}"),
147     INVALID_ITERATIONS_LIMITS("invalid iteration limits: min={0}, max={1}"),
148     INVALID_MAX_ITERATIONS("bad value for maximum iterations number: {0}"),
149     NOT_ENOUGH_DATA_REGRESSION("the number of observations is not sufficient to conduct regression"),
150     INVALID_REGRESSION_ARRAY("input data array length = {0} does not match the number of observations = {1} and the number of regressors = {2}"),
151     INVALID_REGRESSION_OBSERVATION("length of regressor array = {0} does not match the number of variables = {1} in the model"),
152     INVALID_ROUNDING_METHOD("invalid rounding method {0}, valid methods: {1} ({2}), {3} ({4}), {5} ({6}), {7} ({8}), {9} ({10}), {11} ({12}), {13} ({14}), {15} ({16})"),
153     ITERATOR_EXHAUSTED("iterator exhausted"),
154     ITERATIONS("iterations"), /* keep */
155     LCM_OVERFLOW_32_BITS("overflow: lcm({0}, {1}) is 2^31"),
156     LCM_OVERFLOW_64_BITS("overflow: lcm({0}, {1}) is 2^63"),
157     LIST_OF_CHROMOSOMES_BIGGER_THAN_POPULATION_SIZE("list of chromosomes bigger than maxPopulationSize"),
158     LOESS_EXPECTS_AT_LEAST_ONE_POINT("Loess expects at least 1 point"),
159     LOWER_BOUND_NOT_BELOW_UPPER_BOUND("lower bound ({0}) must be strictly less than upper bound ({1})"), /* keep */
160     LOWER_ENDPOINT_ABOVE_UPPER_ENDPOINT("lower endpoint ({0}) must be less than or equal to upper endpoint ({1})"),
161     MAP_MODIFIED_WHILE_ITERATING("map has been modified while iterating"),
162     EVALUATIONS("evaluations"), /* keep */
163     MAX_COUNT_EXCEEDED("maximal count ({0}) exceeded"), /* keep */
164     MAX_ITERATIONS_EXCEEDED("maximal number of iterations ({0}) exceeded"),
165     MINIMAL_STEPSIZE_REACHED_DURING_INTEGRATION("minimal step size ({1,number,0.00E00}) reached, integration needs {0,number,0.00E00}"),
166     MISMATCHED_LOESS_ABSCISSA_ORDINATE_ARRAYS("Loess expects the abscissa and ordinate arrays to be of the same size, but got {0} abscissae and {1} ordinatae"),
167     MUTATION_RATE("mutation rate ({0})"),
168     NAN_ELEMENT_AT_INDEX("element {0} is NaN"),
169     NAN_VALUE_CONVERSION("cannot convert NaN value"),
170     NEGATIVE_BRIGHTNESS_EXPONENT("brightness exponent should be positive or null, but got {0}"),
171     NEGATIVE_COMPLEX_MODULE("negative complex module {0}"),
172     NEGATIVE_ELEMENT_AT_2D_INDEX("element ({0}, {1}) is negative: {2}"),
173     NEGATIVE_ELEMENT_AT_INDEX("element {0} is negative: {1}"),
174     NEGATIVE_NUMBER_OF_SUCCESSES("number of successes must be non-negative ({0})"),
175     NUMBER_OF_SUCCESSES("number of successes ({0})"), /* keep */
176     NEGATIVE_NUMBER_OF_TRIALS("number of trials must be non-negative ({0})"),
177     NUMBER_OF_INTERPOLATION_POINTS("number of interpolation points ({0})"), /* keep */
178     NUMBER_OF_TRIALS("number of trials ({0})"),
179     NOT_CONVEX("vertices do not form a convex hull in CCW winding"),
180     ROBUSTNESS_ITERATIONS("number of robustness iterations ({0})"),
181     START_POSITION("start position ({0})"), /* keep */
182     NON_CONVERGENT_CONTINUED_FRACTION("Continued fraction convergents failed to converge (in less than {0} iterations) for value {1}"),
183     NON_INVERTIBLE_TRANSFORM("non-invertible affine transform collapses some lines into single points"),
184     NON_POSITIVE_MICROSPHERE_ELEMENTS("number of microsphere elements must be positive, but got {0}"),
185     NON_POSITIVE_POLYNOMIAL_DEGREE("polynomial degree must be positive: degree={0}"),
186     NON_REAL_FINITE_ABSCISSA("all abscissae must be finite real numbers, but {0}-th is {1}"),
187     NON_REAL_FINITE_ORDINATE("all ordinatae must be finite real numbers, but {0}-th is {1}"),
188     NON_REAL_FINITE_WEIGHT("all weights must be finite real numbers, but {0}-th is {1}"),
189     NON_SQUARE_MATRIX("non square ({0}x{1}) matrix"),
190     NORM("Norm ({0})"), /* keep */
191     NORMALIZE_INFINITE("Cannot normalize to an infinite value"),
192     NORMALIZE_NAN("Cannot normalize to NaN"),
193     NOT_ADDITION_COMPATIBLE_MATRICES("{0}x{1} and {2}x{3} matrices are not addition compatible"),
194     NOT_DECREASING_NUMBER_OF_POINTS("points {0} and {1} are not decreasing ({2} < {3})"),
195     NOT_DECREASING_SEQUENCE("points {3} and {2} are not decreasing ({1} < {0})"), /* keep */
196     NOT_ENOUGH_DATA_FOR_NUMBER_OF_PREDICTORS("not enough data ({0} rows) for this many predictors ({1} predictors)"),
197     NOT_ENOUGH_POINTS_IN_SPLINE_PARTITION("spline partition must have at least {0} points, got {1}"),
198     NOT_INCREASING_NUMBER_OF_POINTS("points {0} and {1} are not increasing ({2} > {3})"),
199     NOT_INCREASING_SEQUENCE("points {3} and {2} are not increasing ({1} > {0})"), /* keep */
200     NOT_MULTIPLICATION_COMPATIBLE_MATRICES("{0}x{1} and {2}x{3} matrices are not multiplication compatible"),
201     NOT_POSITIVE_DEFINITE_MATRIX("not positive definite matrix"), /* keep */
202     NON_POSITIVE_DEFINITE_MATRIX("not positive definite matrix: diagonal element at ({1},{1}) is smaller than {2} ({0})"),
203     NON_POSITIVE_DEFINITE_OPERATOR("non positive definite linear operator"), /* keep */
204     NON_SELF_ADJOINT_OPERATOR("non self-adjoint linear operator"), /* keep */
205     NON_SQUARE_OPERATOR("non square ({0}x{1}) linear operator"), /* keep */
206     DEGREES_OF_FREEDOM("degrees of freedom ({0})"), /* keep */
207     NOT_POSITIVE_DEGREES_OF_FREEDOM("degrees of freedom must be positive ({0})"),
208     NOT_POSITIVE_ELEMENT_AT_INDEX("element {0} is not positive: {1}"),
209     NOT_POSITIVE_EXPONENT("invalid exponent {0} (must be positive)"),
210     NUMBER_OF_ELEMENTS_SHOULD_BE_POSITIVE("number of elements should be positive ({0})"),
211     BASE("base ({0})"), /* keep */
212     EXPONENT("exponent ({0})"), /* keep */
213     NOT_POSITIVE_LENGTH("length must be positive ({0})"),
214     LENGTH("length ({0})"), /* keep */
215     NOT_POSITIVE_MEAN("mean must be positive ({0})"),
216     MEAN("mean ({0})"), /* keep */
217     NOT_POSITIVE_NUMBER_OF_SAMPLES("number of sample is not positive: {0}"),
218     NUMBER_OF_SAMPLES("number of samples ({0})"), /* keep */
219     NOT_POSITIVE_PERMUTATION("permutation k ({0}) must be positive"),
220     PERMUTATION_SIZE("permutation size ({0}"), /* keep */
221     NOT_POSITIVE_POISSON_MEAN("the Poisson mean must be positive ({0})"),
222     NOT_POSITIVE_POPULATION_SIZE("population size must be positive ({0})"),
223     POPULATION_SIZE("population size ({0})"), /* keep */
224     NOT_POSITIVE_ROW_DIMENSION("invalid row dimension: {0} (must be positive)"),
225     NOT_POSITIVE_SAMPLE_SIZE("sample size must be positive ({0})"),
226     NOT_POSITIVE_SCALE("scale must be positive ({0})"),
227     SCALE("scale ({0})"), /* keep */
228     NOT_POSITIVE_SHAPE("shape must be positive ({0})"),
229     SHAPE("shape ({0})"), /* keep */
230     NOT_POSITIVE_STANDARD_DEVIATION("standard deviation must be positive ({0})"),
231     STANDARD_DEVIATION("standard deviation ({0})"), /* keep */
232     NOT_POSITIVE_UPPER_BOUND("upper bound must be positive ({0})"),
233     NOT_POSITIVE_WINDOW_SIZE("window size must be positive ({0})"),
234     NOT_POWER_OF_TWO("{0} is not a power of 2"),
235     NOT_POWER_OF_TWO_CONSIDER_PADDING("{0} is not a power of 2, consider padding for fix"),
236     NOT_POWER_OF_TWO_PLUS_ONE("{0} is not a power of 2 plus one"),
237     NOT_STRICTLY_DECREASING_NUMBER_OF_POINTS("points {0} and {1} are not strictly decreasing ({2} <= {3})"),
238     NOT_STRICTLY_DECREASING_SEQUENCE("points {3} and {2} are not strictly decreasing ({1} <= {0})"), /* keep */
239     NOT_STRICTLY_INCREASING_KNOT_VALUES("knot values must be strictly increasing"),
240     NOT_STRICTLY_INCREASING_NUMBER_OF_POINTS("points {0} and {1} are not strictly increasing ({2} >= {3})"),
241     NOT_STRICTLY_INCREASING_SEQUENCE("points {3} and {2} are not strictly increasing ({1} >= {0})"), /* keep */
242     NOT_SUBTRACTION_COMPATIBLE_MATRICES("{0}x{1} and {2}x{3} matrices are not subtraction compatible"),
243     NOT_SUPPORTED_IN_DIMENSION_N("method not supported in dimension {0}"),
244     NOT_SYMMETRIC_MATRIX("not symmetric matrix"),
245     NON_SYMMETRIC_MATRIX("non symmetric matrix: the difference between entries at ({0},{1}) and ({1},{0}) is larger than {2}"), /* keep */
246     NO_BIN_SELECTED("no bin selected"),
247     NO_CONVERGENCE_WITH_ANY_START_POINT("none of the {0} start points lead to convergence"), /* keep */
248     NO_DATA("no data"), /* keep */
249     NO_DEGREES_OF_FREEDOM("no degrees of freedom ({0} measurements, {1} parameters)"),
250     NO_DENSITY_FOR_THIS_DISTRIBUTION("This distribution does not have a density function implemented"),
251     NO_FEASIBLE_SOLUTION("no feasible solution"),
252     NO_OPTIMUM_COMPUTED_YET("no optimum computed yet"), /* keep */
253     NO_REGRESSORS("Regression model must include at least one regressor"),
254     NO_RESULT_AVAILABLE("no result available"),
255     NO_SUCH_MATRIX_ENTRY("no entry at indices ({0}, {1}) in a {2}x{3} matrix"),
256     NAN_NOT_ALLOWED("NaN is not allowed"),
257     NULL_NOT_ALLOWED("null is not allowed"), /* keep */
258     ARRAY_ZERO_LENGTH_OR_NULL_NOT_ALLOWED("a null or zero length array not allowed"),
259     COVARIANCE_MATRIX("covariance matrix"), /* keep */
260     DENOMINATOR("denominator"), /* keep */
261     DENOMINATOR_FORMAT("denominator format"), /* keep */
262     FRACTION("fraction"), /* keep */
263     FUNCTION("function"), /* keep */
264     IMAGINARY_FORMAT("imaginary format"), /* keep */
265     INPUT_ARRAY("input array"), /* keep */
266     NUMERATOR("numerator"), /* keep */
267     NUMERATOR_FORMAT("numerator format"), /* keep */
268     OBJECT_TRANSFORMATION("conversion exception in transformation"), /* keep */
269     REAL_FORMAT("real format"), /* keep */
270     WHOLE_FORMAT("whole format"), /* keep */
271     NUMBER_TOO_LARGE("{0} is larger than the maximum ({1})"), /* keep */
272     NUMBER_TOO_SMALL("{0} is smaller than the minimum ({1})"), /* keep */
273     NUMBER_TOO_LARGE_BOUND_EXCLUDED("{0} is larger than, or equal to, the maximum ({1})"), /* keep */
274     NUMBER_TOO_SMALL_BOUND_EXCLUDED("{0} is smaller than, or equal to, the minimum ({1})"), /* keep */
275     NUMBER_OF_SUCCESS_LARGER_THAN_POPULATION_SIZE("number of successes ({0}) must be less than or equal to population size ({1})"),
276     NUMERATOR_OVERFLOW_AFTER_MULTIPLY("overflow, numerator too large after multiply: {0}"),
277     N_POINTS_GAUSS_LEGENDRE_INTEGRATOR_NOT_SUPPORTED("{0} points Legendre-Gauss integrator not supported, number of points must be in the {1}-{2} range"),
278     OBSERVED_COUNTS_ALL_ZERO("observed counts are all 0 in observed array {0}"),
279     OBSERVED_COUNTS_BOTTH_ZERO_FOR_ENTRY("observed counts are both zero for entry {0}"),
280     BOBYQA_BOUND_DIFFERENCE_CONDITION("the difference between the upper and lower bound must be larger than twice the initial trust region radius ({0})"),
281     OUT_OF_BOUNDS_QUANTILE_VALUE("out of bounds quantile value: {0}, must be in (0, 100]"),
282     OUT_OF_BOUNDS_CONFIDENCE_LEVEL("out of bounds confidence level {0}, must be between {1} and {2}"),
283     OUT_OF_BOUND_SIGNIFICANCE_LEVEL("out of bounds significance level {0}, must be between {1} and {2}"),
284     SIGNIFICANCE_LEVEL("significance level ({0})"), /* keep */
285     OUT_OF_ORDER_ABSCISSA_ARRAY("the abscissae array must be sorted in a strictly increasing order, but the {0}-th element is {1} whereas {2}-th is {3}"),
286     OUT_OF_RANGE_ROOT_OF_UNITY_INDEX("out of range root of unity index {0} (must be in [{1};{2}])"),
287     OUT_OF_RANGE("out of range"), /* keep */
288     OUT_OF_RANGE_SIMPLE("{0} out of [{1}, {2}] range"), /* keep */
289     OUT_OF_RANGE_LEFT("{0} out of ({1}, {2}] range"),
290     OUT_OF_RANGE_RIGHT("{0} out of [{1}, {2}) range"),
291     OUTLINE_BOUNDARY_LOOP_OPEN("an outline boundary loop is open"),
292     OVERFLOW("overflow"), /* keep */
293     OVERFLOW_IN_FRACTION("overflow in fraction {0}/{1}, cannot negate"),
294     OVERFLOW_IN_ADDITION("overflow in addition: {0} + {1}"),
295     OVERFLOW_IN_SUBTRACTION("overflow in subtraction: {0} - {1}"),
296     OVERFLOW_IN_MULTIPLICATION("overflow in multiplication: {0} * {1}"),
297     PERCENTILE_IMPLEMENTATION_CANNOT_ACCESS_METHOD("cannot access {0} method in percentile implementation {1}"),
298     PERCENTILE_IMPLEMENTATION_UNSUPPORTED_METHOD("percentile implementation {0} does not support {1}"),
299     PERMUTATION_EXCEEDS_N("permutation size ({0}) exceeds permuation domain ({1})"), /* keep */
300     POLYNOMIAL("polynomial"), /* keep */
301     POLYNOMIAL_INTERPOLANTS_MISMATCH_SEGMENTS("number of polynomial interpolants must match the number of segments ({0} != {1} - 1)"),
302     POPULATION_LIMIT_NOT_POSITIVE("population limit has to be positive"),
303     POWER_NEGATIVE_PARAMETERS("cannot raise an integral value to a negative power ({0}^{1})"),
304     PROPAGATION_DIRECTION_MISMATCH("propagation direction mismatch"),
305     RANDOMKEY_MUTATION_WRONG_CLASS("RandomKeyMutation works only with RandomKeys, not {0}"),
306     ROOTS_OF_UNITY_NOT_COMPUTED_YET("roots of unity have not been computed yet"),
307     ROTATION_MATRIX_DIMENSIONS("a {0}x{1} matrix cannot be a rotation matrix"),
308     ROW_INDEX_OUT_OF_RANGE("row index {0} out of allowed range [{1}, {2}]"),
309     ROW_INDEX("row index ({0})"), /* keep */
310     SAME_SIGN_AT_ENDPOINTS("function values at endpoints do not have different signs, endpoints: [{0}, {1}], values: [{2}, {3}]"),
311     SAMPLE_SIZE_EXCEEDS_COLLECTION_SIZE("sample size ({0}) exceeds collection size ({1})"), /* keep */
312     SAMPLE_SIZE_LARGER_THAN_POPULATION_SIZE("sample size ({0}) must be less than or equal to population size ({1})"),
313     SIMPLEX_NEED_ONE_POINT("simplex must contain at least one point"),
314     SIMPLE_MESSAGE("{0}"),
315     SINGULAR_MATRIX("matrix is singular"), /* keep */
316     SINGULAR_OPERATOR("operator is singular"),
317     SUBARRAY_ENDS_AFTER_ARRAY_END("subarray ends after array end"),
318     TOO_LARGE_CUTOFF_SINGULAR_VALUE("cutoff singular value is {0}, should be at most {1}"),
319     TOO_LARGE_TOURNAMENT_ARITY("tournament arity ({0}) cannot be bigger than population size ({1})"),
320     TOO_MANY_ELEMENTS_TO_DISCARD_FROM_ARRAY("cannot discard {0} elements from a {1} elements array"),
321     TOO_MANY_REGRESSORS("too many regressors ({0}) specified, only {1} in the model"),
322     TOO_SMALL_COST_RELATIVE_TOLERANCE("cost relative tolerance is too small ({0}), no further reduction in the sum of squares is possible"),
323     TOO_SMALL_INTEGRATION_INTERVAL("too small integration interval: length = {0}"),
324     TOO_SMALL_ORTHOGONALITY_TOLERANCE("orthogonality tolerance is too small ({0}), solution is orthogonal to the jacobian"),
325     TOO_SMALL_PARAMETERS_RELATIVE_TOLERANCE("parameters relative tolerance is too small ({0}), no further improvement in the approximate solution is possible"),
326     TRUST_REGION_STEP_FAILED("trust region step has failed to reduce Q"),
327     TWO_OR_MORE_CATEGORIES_REQUIRED("two or more categories required, got {0}"),
328     TWO_OR_MORE_VALUES_IN_CATEGORY_REQUIRED("two or more values required in each category, one has {0}"),
329     UNABLE_TO_BRACKET_OPTIMUM_IN_LINE_SEARCH("unable to bracket optimum in line search"),
330     UNABLE_TO_COMPUTE_COVARIANCE_SINGULAR_PROBLEM("unable to compute covariances: singular problem"),
331     UNABLE_TO_FIRST_GUESS_HARMONIC_COEFFICIENTS("unable to first guess the harmonic coefficients"),
332     UNABLE_TO_ORTHOGONOLIZE_MATRIX("unable to orthogonalize matrix in {0} iterations"),
333     UNABLE_TO_PERFORM_QR_DECOMPOSITION_ON_JACOBIAN("unable to perform Q.R decomposition on the {0}x{1} jacobian matrix"),
334     UNABLE_TO_SOLVE_SINGULAR_PROBLEM("unable to solve: singular problem"),
335     UNBOUNDED_SOLUTION("unbounded solution"),
336     UNKNOWN_MODE("unknown mode {0}, known modes: {1} ({2}), {3} ({4}), {5} ({6}), {7} ({8}), {9} ({10}) and {11} ({12})"),
337     UNKNOWN_PARAMETER("unknown parameter {0}"),
338     UNMATCHED_ODE_IN_EXPANDED_SET("ode does not match the main ode set in the extended set"),
339     CANNOT_PARSE_AS_TYPE("string \"{0}\" unparseable (from position {1}) as an object of type {2}"), /* keep */
340     CANNOT_PARSE("string \"{0}\" unparseable (from position {1})"), /* keep */
341     UNPARSEABLE_3D_VECTOR("unparseable 3D vector: \"{0}\""),
342     UNPARSEABLE_COMPLEX_NUMBER("unparseable complex number: \"{0}\""),
343     UNPARSEABLE_REAL_VECTOR("unparseable real vector: \"{0}\""),
344     UNSUPPORTED_EXPANSION_MODE("unsupported expansion mode {0}, supported modes are {1} ({2}) and {3} ({4})"),
345     UNSUPPORTED_OPERATION("unsupported operation"), /* keep */
346     ARITHMETIC_EXCEPTION("arithmetic exception"), /* keep */
347     ILLEGAL_STATE("illegal state"), /* keep */
348     USER_EXCEPTION("exception generated in user code"), /* keep */
349     URL_CONTAINS_NO_DATA("URL {0} contains no data"),
350     VALUES_ADDED_BEFORE_CONFIGURING_STATISTIC("{0} values have been added before statistic is configured"),
351     VECTOR_LENGTH_MISMATCH("vector length mismatch: got {0} but expected {1}"),
352     VECTOR_MUST_HAVE_AT_LEAST_ONE_ELEMENT("vector must have at least one element"),
353     WEIGHT_AT_LEAST_ONE_NON_ZERO("weigth array must contain at least one non-zero value"),
354     WRONG_BLOCK_LENGTH("wrong array shape (block length = {0}, expected {1})"),
355     WRONG_NUMBER_OF_POINTS("{0} points are required, got only {1}"),
356     NUMBER_OF_POINTS("number of points ({0})"), /* keep */
357     ZERO_DENOMINATOR("denominator must be different from 0"), /* keep */
358     ZERO_DENOMINATOR_IN_FRACTION("zero denominator in fraction {0}/{1}"),
359     ZERO_FRACTION_TO_DIVIDE_BY("the fraction to divide by must not be zero: {0}/{1}"),
360     ZERO_NORM("zero norm"),
361     ZERO_NORM_FOR_ROTATION_AXIS("zero norm for rotation axis"),
362     ZERO_NORM_FOR_ROTATION_DEFINING_VECTOR("zero norm for rotation defining vector"),
363     ZERO_NOT_ALLOWED("zero not allowed here");
364 
365     // CHECKSTYLE: resume JavadocVariable
366     // CHECKSTYLE: resume MultipleVariableDeclarations
367 
368 
369     /** Source English format. */
370     private final String sourceFormat;
371 
372     /** Simple constructor.
373      * @param sourceFormat source English format to use when no
374      * localized version is available
375      */
376     private LocalizedFormats(final String sourceFormat) {
377         this.sourceFormat = sourceFormat;
378     }
379 
380     /** {@inheritDoc} */
381     public String getSourceString() {
382         return sourceFormat;
383     }
384 
385     /** {@inheritDoc} */
386     public String getLocalizedString(final Locale locale) {
387         try {
388             final String path = LocalizedFormats.class.getName().replaceAll("\\.", "/");
389             ResourceBundle bundle =
390                     ResourceBundle.getBundle("assets/" + path, locale);
391             if (bundle.getLocale().getLanguage().equals(locale.getLanguage())) {
392                 // the value of the resource is the translated format
393                 return bundle.getString(toString());
394             }
395 
396         } catch (MissingResourceException mre) { // NOPMD
397             // do nothing here
398         }
399 
400         // either the locale is not supported or the resource is unknown
401         // don't translate and fall back to using the source format
402         return sourceFormat;
403 
404     }
405 
406 }