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package javax.faces.convert; |
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|
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import java.text.DateFormat; |
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import java.text.ParseException; |
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import java.text.SimpleDateFormat; |
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import java.util.Locale; |
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import java.util.TimeZone; |
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|
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import javax.faces.component.StateHolder; |
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import javax.faces.component.UIComponent; |
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import javax.faces.context.FacesContext; |
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import javax.faces.internal.ConvertUtil; |
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import javax.faces.internal.FacesMessageUtil; |
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|
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import org.seasar.framework.util.AssertionUtil; |
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import org.seasar.framework.util.DateConversionUtil; |
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public class DateTimeConverter implements Converter, StateHolder { |
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|
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public static final String CONVERTER_ID = "javax.faces.DateTime"; |
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|
41 | 2 | public static final String CONVERSION_OBJECT_ID = DateTimeConverter.class |
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.getName() + |
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".CONVERSION"; |
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|
45 | 1 | public static final String CONVERSION_STRING_ID = DateTimeConverter.class |
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.getName() + |
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".CONVERSION_STRING"; |
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|
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protected static final String STYLE_DEFAULT = "default"; |
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|
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protected static final String STYLE_MEDIUM = "medium"; |
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|
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protected static final String STYLE_SHORT = "short"; |
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protected static final String STYLE_LONG = "long"; |
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protected static final String STYLE_FULL = "full"; |
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|
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protected static final String TYPE_DATE = "date"; |
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|
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protected static final String TYPE_TIME = "time"; |
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|
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protected static final String TYPE_BOTH = "both"; |
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|
65 | 81 | private String dateStyle = STYLE_DEFAULT; |
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|
67 | 81 | private boolean transientValue = false; |
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|
69 | 81 | private Locale locale = null; |
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|
71 | 81 | private String pattern = null; |
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|
73 | 81 | private String timeStyle = STYLE_DEFAULT; |
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|
75 | 1 | private static final TimeZone DEFAULT_TIME_ZONE = TimeZone.getDefault(); |
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|
77 | 81 | private TimeZone timeZone = DEFAULT_TIME_ZONE; |
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|
79 | 81 | private String type = TYPE_DATE; |
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|
81 | 81 | public DateTimeConverter() { |
82 | 81 | } |
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|
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public Object getAsObject(FacesContext context, UIComponent component, |
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String value) throws ConverterException { |
86 | 13 | AssertionUtil.assertNotNull("FacesContext", context); |
87 | 12 | AssertionUtil.assertNotNull("UIComponent", component); |
88 | 11 | if (value == null) { |
89 | 2 | return null; |
90 | |
} |
91 | 9 | value = value.trim(); |
92 | 9 | if (value.length() < 1) { |
93 | 1 | return null; |
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} |
95 | 8 | Locale locale = getLocale(); |
96 | 8 | DateFormat format = getDateFormat(value, locale); |
97 | 8 | if (format == null) { |
98 | 0 | format = DateConversionUtil.getDateFormat(value, locale); |
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} |
100 | 8 | format.setLenient(false); |
101 | 8 | TimeZone timeZone = getTimeZone(); |
102 | 8 | if (timeZone != null) { |
103 | 8 | format.setTimeZone(timeZone); |
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} |
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try { |
106 | 8 | return format.parse(value); |
107 | 1 | } catch (ParseException e) { |
108 | 1 | Object[] args = ConvertUtil.createExceptionMessageArgs(component, |
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value); |
110 | 1 | throw new ConverterException(FacesMessageUtil.getMessage(context, |
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getObjectMessageId(), args), e); |
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} |
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} |
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|
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public String getAsString(FacesContext context, UIComponent component, |
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Object value) throws ConverterException { |
117 | 8 | AssertionUtil.assertNotNull("FacesContext", context); |
118 | 7 | AssertionUtil.assertNotNull("UIComponent", component); |
119 | 6 | if (value == null) { |
120 | 2 | return ""; |
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} |
122 | 4 | if (value instanceof String) { |
123 | 2 | return (String) value; |
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} |
125 | 2 | DateFormat formatter = getDateFormat(getLocale()); |
126 | 2 | TimeZone timeZone = getTimeZone(); |
127 | 2 | if (timeZone != null) { |
128 | 2 | formatter.setTimeZone(timeZone); |
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} |
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try { |
131 | 2 | return formatter.format(value); |
132 | 0 | } catch (Exception e) { |
133 | 0 | Object[] args = ConvertUtil.createExceptionMessageArgs(component, |
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value); |
135 | 0 | throw new ConverterException(FacesMessageUtil.getMessage(context, |
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getStringMessageId(), args), e); |
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} |
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} |
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|
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public boolean isTransient() { |
141 | 23 | return transientValue; |
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} |
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|
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public void setTransient(boolean transientValue) { |
145 | 2 | this.transientValue = transientValue; |
146 | 2 | } |
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|
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public Object saveState(FacesContext context) { |
149 | 22 | Object[] values = new Object[6]; |
150 | 22 | values[0] = dateStyle; |
151 | 22 | values[1] = locale; |
152 | 22 | values[2] = pattern; |
153 | 22 | values[3] = timeStyle; |
154 | 22 | values[4] = timeZone; |
155 | 22 | values[5] = type; |
156 | 22 | return values; |
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} |
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|
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public void restoreState(FacesContext context, Object state) { |
160 | 22 | Object[] values = (Object[]) state; |
161 | 22 | dateStyle = (String) values[0]; |
162 | 22 | locale = (Locale) values[1]; |
163 | 22 | pattern = (String) values[2]; |
164 | 22 | timeStyle = (String) values[3]; |
165 | 22 | timeZone = (TimeZone) values[4]; |
166 | 22 | type = (String) values[5]; |
167 | 22 | } |
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|
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public String getDateStyle() { |
170 | 10 | return dateStyle; |
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} |
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|
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public void setDateStyle(String dateStyle) { |
174 | 8 | this.dateStyle = dateStyle; |
175 | 8 | } |
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|
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public Locale getLocale() { |
178 | 37 | if (locale == null) { |
179 | 2 | locale = getLocale(FacesContext.getCurrentInstance()); |
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} |
181 | 37 | return locale; |
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} |
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|
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public void setLocale(Locale locale) { |
185 | 36 | this.locale = locale; |
186 | 36 | } |
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|
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public void setLocaleAsString(final String locale) { |
189 | 1 | final String[] array = locale.split("_"); |
190 | 1 | if (array.length == 1) { |
191 | 0 | setLocale(new Locale(locale)); |
192 | 1 | } else if (array.length == 2) { |
193 | 1 | setLocale(new Locale(array[0], array[1])); |
194 | 0 | } else if (array.length == 3) { |
195 | 0 | setLocale(new Locale(array[0], array[1], array[2])); |
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} else { |
197 | 0 | throw new IllegalArgumentException(locale); |
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} |
199 | 1 | } |
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|
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public String getPattern() { |
202 | 11 | return pattern; |
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} |
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|
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public void setPattern(String pattern) { |
206 | 13 | this.pattern = pattern; |
207 | 13 | } |
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|
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public String getTimeStyle() { |
210 | 4 | return timeStyle; |
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} |
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|
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public void setTimeStyle(String timeStyle) { |
214 | 4 | this.timeStyle = timeStyle; |
215 | 4 | } |
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|
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public TimeZone getTimeZone() { |
218 | 14 | return timeZone; |
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} |
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|
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public void setTimeZone(TimeZone timeZone) { |
222 | 15 | this.timeZone = timeZone; |
223 | 15 | } |
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|
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public String getType() { |
226 | 5 | return type; |
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} |
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|
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public void setType(String type) { |
230 | 4 | this.type = type; |
231 | 4 | } |
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|
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private Locale getLocale(FacesContext context) { |
234 | 2 | return context.getViewRoot().getLocale(); |
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} |
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|
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protected DateFormat getDateFormat(Locale locale) { |
238 | 2 | String pattern = getPattern(); |
239 | 2 | if (pattern != null) { |
240 | 1 | return new SimpleDateFormat(pattern, locale); |
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} |
242 | 1 | if (isDefaultStyle()) { |
243 | 1 | return DateConversionUtil.getY4DateFormat(locale); |
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} |
245 | 0 | return getDateFormatForType(); |
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} |
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|
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protected DateFormat getDateFormat(String value, Locale locale) { |
249 | 8 | String pattern = getPattern(); |
250 | 8 | if (pattern != null) { |
251 | 6 | return new SimpleDateFormat(pattern, locale); |
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} |
253 | 2 | if (isDefaultStyle()) { |
254 | 1 | return DateConversionUtil.getDateFormat(value, locale); |
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} |
256 | 1 | return getDateFormatForType(); |
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} |
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|
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protected boolean isDefaultStyle() { |
260 | 3 | return TYPE_DATE.equalsIgnoreCase(getType()) && |
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STYLE_DEFAULT.equalsIgnoreCase(getDateStyle()) && |
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STYLE_DEFAULT.equalsIgnoreCase(getTimeStyle()); |
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} |
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|
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protected DateFormat getDateFormatForType() { |
266 | 1 | String type = getType(); |
267 | 1 | if (type.equals(TYPE_DATE)) { |
268 | 1 | return DateFormat.getDateInstance(calcStyle(getDateStyle()), |
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getLocale()); |
270 | 0 | } else if (type.equals(TYPE_TIME)) { |
271 | 0 | return DateFormat.getTimeInstance(calcStyle(getTimeStyle()), |
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getLocale()); |
273 | 0 | } else if (type.equals(TYPE_BOTH)) { |
274 | 0 | return DateFormat.getDateTimeInstance(calcStyle(getDateStyle()), |
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calcStyle(getTimeStyle()), getLocale()); |
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} else { |
277 | 0 | return null; |
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} |
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} |
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|
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protected int calcStyle(String name) { |
282 | 1 | if (name.equals(STYLE_DEFAULT)) { |
283 | 0 | return DateFormat.DEFAULT; |
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} |
285 | 1 | if (name.equals(STYLE_MEDIUM)) { |
286 | 1 | return DateFormat.MEDIUM; |
287 | |
} |
288 | 0 | if (name.equals(STYLE_SHORT)) { |
289 | 0 | return DateFormat.SHORT; |
290 | |
} |
291 | 0 | if (name.equals(STYLE_LONG)) { |
292 | 0 | return DateFormat.LONG; |
293 | |
} |
294 | 0 | if (name.equals(STYLE_FULL)) { |
295 | 0 | return DateFormat.FULL; |
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} |
297 | 0 | return DateFormat.DEFAULT; |
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} |
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|
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protected String getObjectMessageId() { |
301 | 1 | return CONVERSION_OBJECT_ID; |
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} |
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|
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protected String getStringMessageId() { |
305 | 0 | return CONVERSION_STRING_ID; |
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} |
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|
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} |