1 /*
2 * Copyright (c) 2005, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
46
47 /**
48 * Sole constructor. (For invocation by subclass constructors, typically
49 * implicit.)
50 */
51 protected CurrencyNameProvider() {
52 }
53
54 /**
55 * Gets the symbol of the given currency code for the specified locale.
56 * For example, for "USD" (US Dollar), the symbol is "$" if the specified
57 * locale is the US, while for other locales it may be "US$". If no
58 * symbol can be determined, null should be returned.
59 *
60 * @param currencyCode the ISO 4217 currency code, which
61 * consists of three upper-case letters between 'A' (U+0041) and
62 * 'Z' (U+005A)
63 * @param locale the desired locale
64 * @return the symbol of the given currency code for the specified locale, or null if
65 * the symbol is not available for the locale
66 * @exception NullPointerException if <code>currencyCode</code> or
67 * <code>locale</code> is null
68 * @exception IllegalArgumentException if <code>currencyCode</code> is not in
69 * the form of three upper-case letters, or <code>locale</code> isn't
70 * one of the locales returned from
71 * {@link java.util.spi.LocaleServiceProvider#getAvailableLocales()
72 * getAvailableLocales()}.
73 * @see java.util.Currency#getSymbol(java.util.Locale)
74 */
75 public abstract String getSymbol(String currencyCode, Locale locale);
76
77 /**
78 * Returns a name for the currency that is appropriate for display to the
79 * user. The default implementation returns null.
80 *
81 * @param currencyCode the ISO 4217 currency code, which
82 * consists of three upper-case letters between 'A' (U+0041) and
83 * 'Z' (U+005A)
84 * @param locale the desired locale
85 * @return the name for the currency that is appropriate for display to the
86 * user, or null if the name is not available for the locale
87 * @exception IllegalArgumentException if <code>currencyCode</code> is not in
88 * the form of three upper-case letters, or <code>locale</code> isn't
89 * one of the locales returned from
90 * {@link java.util.spi.LocaleServiceProvider#getAvailableLocales()
91 * getAvailableLocales()}.
92 * @exception NullPointerException if <code>currencyCode</code> or
93 * <code>locale</code> is <code>null</code>
94 * @since 1.7
95 */
96 public String getDisplayName(String currencyCode, Locale locale) {
97 if (currencyCode == null || locale == null) {
98 throw new NullPointerException();
99 }
100
101 // Check whether the currencyCode is valid
102 char[] charray = currencyCode.toCharArray();
103 if (charray.length != 3) {
104 throw new IllegalArgumentException("The currencyCode is not in the form of three upper-case letters.");
105 }
106 for (char c : charray) {
107 if (c < 'A' || c > 'Z') {
108 throw new IllegalArgumentException("The currencyCode is not in the form of three upper-case letters.");
109 }
110 }
111
112 // Check whether the locale is valid
|
1 /*
2 * Copyright (c) 2005, 2019, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
46
47 /**
48 * Sole constructor. (For invocation by subclass constructors, typically
49 * implicit.)
50 */
51 protected CurrencyNameProvider() {
52 }
53
54 /**
55 * Gets the symbol of the given currency code for the specified locale.
56 * For example, for "USD" (US Dollar), the symbol is "$" if the specified
57 * locale is the US, while for other locales it may be "US$". If no
58 * symbol can be determined, null should be returned.
59 *
60 * @param currencyCode the ISO 4217 currency code, which
61 * consists of three upper-case letters between 'A' (U+0041) and
62 * 'Z' (U+005A)
63 * @param locale the desired locale
64 * @return the symbol of the given currency code for the specified locale, or null if
65 * the symbol is not available for the locale
66 * @throws NullPointerException if <code>currencyCode</code> or
67 * <code>locale</code> is null
68 * @throws IllegalArgumentException if <code>currencyCode</code> is not in
69 * the form of three upper-case letters, or <code>locale</code> isn't
70 * one of the locales returned from
71 * {@link java.util.spi.LocaleServiceProvider#getAvailableLocales()
72 * getAvailableLocales()}.
73 * @see java.util.Currency#getSymbol(java.util.Locale)
74 */
75 public abstract String getSymbol(String currencyCode, Locale locale);
76
77 /**
78 * Returns a name for the currency that is appropriate for display to the
79 * user. The default implementation returns null.
80 *
81 * @param currencyCode the ISO 4217 currency code, which
82 * consists of three upper-case letters between 'A' (U+0041) and
83 * 'Z' (U+005A)
84 * @param locale the desired locale
85 * @return the name for the currency that is appropriate for display to the
86 * user, or null if the name is not available for the locale
87 * @throws IllegalArgumentException if <code>currencyCode</code> is not in
88 * the form of three upper-case letters, or <code>locale</code> isn't
89 * one of the locales returned from
90 * {@link java.util.spi.LocaleServiceProvider#getAvailableLocales()
91 * getAvailableLocales()}.
92 * @throws NullPointerException if <code>currencyCode</code> or
93 * <code>locale</code> is <code>null</code>
94 * @since 1.7
95 */
96 public String getDisplayName(String currencyCode, Locale locale) {
97 if (currencyCode == null || locale == null) {
98 throw new NullPointerException();
99 }
100
101 // Check whether the currencyCode is valid
102 char[] charray = currencyCode.toCharArray();
103 if (charray.length != 3) {
104 throw new IllegalArgumentException("The currencyCode is not in the form of three upper-case letters.");
105 }
106 for (char c : charray) {
107 if (c < 'A' || c > 'Z') {
108 throw new IllegalArgumentException("The currencyCode is not in the form of three upper-case letters.");
109 }
110 }
111
112 // Check whether the locale is valid
|