gvsig-tools / org.gvsig.tools / library / trunk / org.gvsig.tools / org.gvsig.tools.lib / src / main / java / org / gvsig / tools / dataTypes / DataTypeUtils.java @ 2537
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package org.gvsig.tools.dataTypes; |
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import java.math.BigDecimal; |
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import java.sql.Timestamp; |
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import java.time.Instant; |
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import java.time.LocalDate; |
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import java.time.LocalDateTime; |
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import java.time.LocalTime; |
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import java.time.ZoneId; |
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import java.time.chrono.ChronoLocalDate; |
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import java.time.chrono.ChronoLocalDateTime; |
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import java.time.chrono.ChronoZonedDateTime; |
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import java.time.temporal.TemporalAccessor; |
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import java.util.Date; |
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import java.util.Locale; |
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import org.gvsig.tools.ToolsLocator; |
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|
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/**
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*
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* @author jjdelcerro
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*/
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public class DataTypeUtils { |
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private static CoercionContextLocale COERCE_CONTEXT_DEFAULT_LOCALE ; |
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private static CoercionContextDecimal COERCE_CONTEXT_DEFAULT_DECIMAL ; |
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protected DataTypeUtils() {
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} |
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public static CoercionContextLocale coerceContextLocale(Locale locale) { |
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return CoercionContextLocale.create(locale);
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} |
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public static CoercionContextLocale coerceContextDefaultLocale() { |
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if( COERCE_CONTEXT_DEFAULT_LOCALE==null || |
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Locale.getDefault()!=COERCE_CONTEXT_DEFAULT_LOCALE.locale() ) {
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COERCE_CONTEXT_DEFAULT_LOCALE = CoercionContextLocale.create(Locale.getDefault());
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} |
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return COERCE_CONTEXT_DEFAULT_LOCALE;
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} |
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public static CoercionContextDecimal coerceContextDefaultDecimal() { |
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if( COERCE_CONTEXT_DEFAULT_DECIMAL==null ) { |
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COERCE_CONTEXT_DEFAULT_DECIMAL = CoercionContextDecimal.create( |
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Locale.ENGLISH
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); |
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} |
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return COERCE_CONTEXT_DEFAULT_DECIMAL;
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} |
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public static CoercionContextDecimal coerceContextDecimal(Locale locale) { |
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if( COERCE_CONTEXT_DEFAULT_DECIMAL!=null && |
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locale==COERCE_CONTEXT_DEFAULT_DECIMAL.locale() ) { |
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return COERCE_CONTEXT_DEFAULT_DECIMAL;
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} |
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return CoercionContextDecimal.create(locale);
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} |
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public static CoercionContextDecimal coerceContextDecimal(Locale locale, int precision, int scale, int roundMode) { |
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return CoercionContextDecimal.create(locale,precision, scale, roundMode);
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} |
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public static Coercion getCoercion(int type) { |
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DataTypesManager manager = ToolsLocator.getDataTypesManager(); |
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DataType dataType = manager.get(type); |
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Coercion c = dataType.getCoercion(); |
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return c;
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} |
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public static Object coerce(int type, Object value, Object defaultValue) { |
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Coercion coercer = getCoercion(type); |
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try {
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Object x = coercer.coerce(value);
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if( x == null ) { |
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return defaultValue;
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} |
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return x;
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} catch (CoercionException ex) {
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return defaultValue;
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} |
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} |
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public static Object coerce(int type, Object value) throws CoercionException { |
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Coercion c = getCoercion(type); |
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Object x = c.coerce(value);
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return x;
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} |
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public static int toInteger(Object value, int defaultValue) { |
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return (int) coerce(DataTypes.INT, value, defaultValue); |
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} |
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public static short toShort(Object value, short defaultValue) { |
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try {
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return (short) coerce(DataTypes.INT, value, defaultValue); |
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} catch(Throwable th) { |
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return defaultValue;
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} |
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} |
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public static int toByte(Object value, byte defaultValue) { |
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return (int) coerce(DataTypes.BYTE, value, defaultValue); |
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} |
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public static long toLong(Object value, long defaultValue) { |
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return (long) coerce(DataTypes.LONG, value, defaultValue); |
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} |
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public static boolean toBoolean(Object value, boolean defaultValue) { |
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return (boolean) coerce(DataTypes.BOOLEAN, value, defaultValue); |
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} |
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public static boolean isTrue(Object value, boolean defaultValue) { |
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return (boolean) coerce(DataTypes.BOOLEAN, value, defaultValue); |
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} |
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public static boolean isFalse(Object value, boolean defaultValue) { |
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return ! (boolean) coerce(DataTypes.BOOLEAN, value, defaultValue); |
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} |
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public static float toFloat(Object value, float defaultValue) { |
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return (float) coerce(DataTypes.FLOAT, value, defaultValue); |
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} |
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public static double toDouble(Object value, double defaultValue) { |
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return (double) coerce(DataTypes.DOUBLE, value, defaultValue); |
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} |
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public static String toString(Object value, String defaultValue) { |
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return (String) coerce(DataTypes.STRING, value, defaultValue); |
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} |
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public static Date toDate(Object value, Date defaultValue) { |
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return (Date) coerce(DataTypes.DATE, value, defaultValue); |
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} |
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public static Date toTime(Object value, Date defaultValue) { |
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return (Date) coerce(DataTypes.TIME, value, defaultValue); |
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} |
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public static Date toTimestamp(Object value, Date defaultValue) { |
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return (Date) coerce(DataTypes.TIMESTAMP, value, defaultValue); |
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} |
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public static LocalDate toLocalDate(Object value) { |
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// De momento, dejo esta implementacion para convertir a localdate
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// rapidamente, pero habria que ver de repasarsela.
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if( value instanceof LocalDateTime ) { |
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return (LocalDate) value;
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} |
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if( value instanceof TemporalAccessor ) { |
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try {
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return LocalDate.from((TemporalAccessor) value);
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} catch(Exception ex) { |
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} |
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} |
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Date d;
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if( value instanceof Date ) { |
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d = (Date) value;
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} else {
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d = (Date) coerce(DataTypes.TIMESTAMP, value, null); |
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if( d == null ) { |
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return null; |
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} |
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} |
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return LocalDateTime.ofInstant(d.toInstant(), ZoneId.systemDefault()).toLocalDate();
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} |
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public static LocalDate toLocalDate(java.util.Date value) { |
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return toLocalDate(value.toInstant());
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} |
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public static LocalDate toLocalDate(ChronoLocalDateTime value) { |
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return toLocalDate(value.atZone(ZoneId.systemDefault()));
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} |
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public static LocalDate toLocalDate(ChronoLocalDate value) { |
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return toLocalDate(value.atTime(LocalTime.MIN).atZone(ZoneId.systemDefault()));
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} |
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public static LocalDate toLocalDate(LocalTime value) { |
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return toLocalDate(Instant.ofEpochSecond(value.toSecondOfDay(), value.getSecond()));
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} |
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public static LocalDate toLocalDate(ChronoZonedDateTime value) { |
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return toLocalDate(((ChronoZonedDateTime)value).toInstant());
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} |
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public static LocalDate toLocalDate(Instant value) { |
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return LocalDateTime.ofInstant(value, ZoneId.systemDefault()).toLocalDate();
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} |
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public static LocalDateTime toLocalDateTime(Object value) { |
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// De momento, dejo esta implementacion para convertir a localdatetime
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// rapidamente, pero habria que repasarsela.
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if( value instanceof LocalDateTime ) { |
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return (LocalDateTime) value;
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} |
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if( value instanceof TemporalAccessor ) { |
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try {
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return LocalDateTime.from((TemporalAccessor) value);
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} catch(Exception ex) { |
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} |
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} |
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Date d;
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if( value instanceof Date ) { |
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d = (Date) value;
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} else {
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d = (Date) coerce(DataTypes.TIMESTAMP, value, null); |
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if( d == null ) { |
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return null; |
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} |
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} |
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return LocalDateTime.ofInstant(d.toInstant(), ZoneId.systemDefault());
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} |
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public static LocalDateTime toLocalDateTime(java.util.Date value) { |
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return toLocalDateTime(value.toInstant());
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} |
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public static LocalDateTime toLocalDateTime(ChronoLocalDateTime value) { |
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return toLocalDateTime(value.atZone(ZoneId.systemDefault()));
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} |
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public static LocalDateTime toLocalDateTime(ChronoLocalDate value) { |
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return toLocalDateTime(value.atTime(LocalTime.MIN).atZone(ZoneId.systemDefault()));
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} |
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public static LocalDateTime toLocalDateTime(LocalTime value) { |
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return toLocalDateTime(Instant.ofEpochSecond(value.toSecondOfDay(), value.getSecond()));
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} |
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public static LocalDateTime toLocalDateTime(ChronoZonedDateTime value) { |
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return toLocalDateTime(((ChronoZonedDateTime)value).toInstant());
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} |
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public static LocalDateTime toLocalDateTime(Instant value) { |
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return LocalDateTime.ofInstant(value, ZoneId.systemDefault());
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} |
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public static LocalTime toLocalTime(Object value) { |
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// De momento, dejo esta implementacion para convertir a localtime
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// rapidamente, pero habria que ver de repasarsela.
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if( value instanceof LocalTime ) { |
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return (LocalTime) value;
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} |
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if( value instanceof TemporalAccessor ) { |
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try {
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return LocalTime.from((TemporalAccessor) value);
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} catch(Exception ex) { |
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} |
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} |
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Date d;
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if( value instanceof Date ) { |
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d = (Date) value;
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} else {
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d = (Date) coerce(DataTypes.TIMESTAMP, value, null); |
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if( d == null ) { |
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return null; |
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} |
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} |
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return LocalDateTime.ofInstant(d.toInstant(), ZoneId.systemDefault()).toLocalTime();
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} |
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public static LocalTime toLocalTime(java.util.Date value) { |
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return toLocalTime(value.toInstant());
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} |
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public static LocalTime toLocalTime(ChronoLocalDateTime value) { |
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return toLocalTime(value.atZone(ZoneId.systemDefault()));
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} |
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public static LocalTime toLocalTime(ChronoLocalDate value) { |
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return toLocalTime(value.atTime(LocalTime.MIN).atZone(ZoneId.systemDefault()));
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} |
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public static LocalTime toLocalTime(LocalTime value) { |
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return toLocalTime(Instant.ofEpochSecond(value.toSecondOfDay(), value.getSecond()));
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} |
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public static LocalTime toLocalTime(ChronoZonedDateTime value) { |
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return toLocalTime(((ChronoZonedDateTime)value).toInstant());
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} |
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public static LocalTime toLocalTime(Instant value) { |
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return LocalDateTime.ofInstant(value, ZoneId.systemDefault()).toLocalTime();
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} |
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public static String toString(Object value) { |
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return (String) coerce(DataTypes.STRING, value, null); |
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} |
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public static java.sql.Date toDate(Object value) { |
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if( value == null ) { |
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return null; |
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} |
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return (java.sql.Date) coerce(DataTypes.DATE, value, null); |
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} |
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public static java.sql.Date toDate(ChronoLocalDateTime value) { |
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if( value == null ) { |
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return null; |
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} |
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return toDate(value.atZone(ZoneId.systemDefault()));
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} |
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public static java.sql.Date toDate(ChronoLocalDate value) { |
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if( value == null ) { |
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return null; |
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} |
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return toDate(value.atTime(LocalTime.MIN).atZone(ZoneId.systemDefault()));
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} |
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public static java.sql.Date toDate(LocalTime value) { |
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if( value == null ) { |
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return null; |
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} |
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return toDate(Instant.ofEpochSecond(value.toSecondOfDay(), value.getSecond()));
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} |
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public static java.sql.Date toDate(ChronoZonedDateTime value) { |
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if( value == null ) { |
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return null; |
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} |
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return toDate(((ChronoZonedDateTime)value).toInstant());
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} |
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public static java.sql.Date toDate(Instant value) { |
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if( value == null ) { |
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return null; |
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} |
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return (java.sql.Date) java.sql.Date.from(value);
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} |
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public static java.sql.Time toTime(Object value) { |
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if( value == null ) { |
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return null; |
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} |
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return (java.sql.Time) coerce(DataTypes.TIME, value, null); |
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} |
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public static java.sql.Time toTime(ChronoLocalDateTime value) { |
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if( value == null ) { |
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return null; |
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} |
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return toTime(value.atZone(ZoneId.systemDefault()));
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} |
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public static java.sql.Time toTime(ChronoLocalDate value) { |
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if( value == null ) { |
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return null; |
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} |
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return toTime(value.atTime(LocalTime.MIN).atZone(ZoneId.systemDefault()));
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} |
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public static java.sql.Time toTime(LocalTime value) { |
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if( value == null ) { |
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return null; |
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} |
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return toTime(Instant.ofEpochSecond(value.toSecondOfDay(), value.getSecond()));
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} |
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public static java.sql.Time toTime(ChronoZonedDateTime value) { |
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if( value == null ) { |
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return null; |
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} |
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return toTime(((ChronoZonedDateTime)value).toInstant());
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} |
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public static java.sql.Time toTime(Instant value) { |
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if( value == null ) { |
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return null; |
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} |
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return (java.sql.Time) java.sql.Time.from(value);
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} |
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public static java.sql.Timestamp toTimestamp(Object value) { |
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if( value == null ) { |
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return null; |
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} |
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return (java.sql.Timestamp) coerce(DataTypes.TIMESTAMP, value, null); |
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} |
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public static java.sql.Timestamp toTimestamp(java.util.Date value) { |
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if( value == null ) { |
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return null; |
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} |
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return (java.sql.Timestamp) new Timestamp(value.getTime()); |
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} |
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public static java.sql.Timestamp toTimestamp(java.sql.Timestamp value) { |
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return value;
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} |
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public static java.sql.Timestamp toTimestamp(ChronoLocalDateTime value) { |
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if( value == null ) { |
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return null; |
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} |
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return toTimestamp(value.atZone(ZoneId.systemDefault()));
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} |
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public static java.sql.Timestamp toTimestamp(ChronoLocalDate value) { |
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if( value == null ) { |
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return null; |
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} |
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return toTimestamp(value.atTime(LocalTime.MIN).atZone(ZoneId.systemDefault()));
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} |
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public static java.sql.Timestamp toTimestamp(LocalTime value) { |
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if( value == null ) { |
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return null; |
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} |
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return toTimestamp(Instant.ofEpochSecond(value.toSecondOfDay(), value.getSecond()));
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} |
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public static java.sql.Timestamp toTimestamp(ChronoZonedDateTime value) { |
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if( value == null ) { |
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return null; |
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} |
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return toTimestamp(((ChronoZonedDateTime)value).toInstant());
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} |
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public static java.sql.Timestamp toTimestamp(Instant value) { |
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if( value == null ) { |
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return null; |
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} |
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return (java.sql.Timestamp) java.sql.Timestamp.from(value);
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} |
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public static float toFloat(Object value) { |
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return (float) coerce(DataTypes.FLOAT, value, Float.NaN); |
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} |
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public static double toDouble(Object value) { |
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return (double) coerce(DataTypes.DOUBLE, value, Double.NaN); |
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} |
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public static int toInteger(Object value) { |
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return (int) coerce(DataTypes.INT, value, -1); |
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} |
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public static int toByte(Object value) { |
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return (int) coerce(DataTypes.BYTE, value, -1); |
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} |
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public static short toShort(Object value) { |
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try {
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return (short) coerce(DataTypes.INT, value, -1); |
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} catch(Throwable th) { |
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return -1; |
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} |
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} |
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public static long toLong(Object value) { |
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return (long) coerce(DataTypes.LONG, value, -1); |
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} |
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public static boolean toBoolean(Object value) { |
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return (boolean) coerce(DataTypes.BOOLEAN, value, false); |
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} |
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public static BigDecimal toBigDecimal(Object value, int precision, int scale, BigDecimal defaultValue) { |
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CoercionContextDecimal context = CoercionContextDecimal.create(precision, scale); |
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Coercion c = getCoercion(DataTypes.DECIMAL); |
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try {
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BigDecimal x = (BigDecimal) c.coerce(value,context); |
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if( x == null ) { |
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return defaultValue;
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} |
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return x;
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} catch (CoercionException ex) {
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return defaultValue;
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} |
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} |
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|
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public static BigDecimal toBigDecimal(Object value, int precision, int scale) { |
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return toBigDecimal(value, precision, scale, null); |
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} |
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} |