Revision 2650 org.gvsig.tools/library/trunk/org.gvsig.tools/org.gvsig.tools.lib/src/main/java/org/gvsig/tools/dataTypes/impl/coercion/CoerceToInt.java
| CoerceToInt.java | ||
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import java.text.NumberFormat; |
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import java.text.ParsePosition; |
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import java.util.Date; |
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import org.apache.commons.lang3.BooleanUtils; |
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import org.gvsig.tools.dataTypes.AbstractCoercion; |
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import org.gvsig.tools.dataTypes.CoercionException; |
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import org.gvsig.tools.dataTypes.CoercionContext; |
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@SuppressWarnings("UseSpecificCatch")
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public class CoerceToInt extends AbstractCoercion {
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@Override |
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public Object coerce(Object value) throws CoercionException {
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if (value == null || value instanceof Integer) {
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return value; |
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@Override |
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public Object coerce(Object value) throws CoercionException {
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if (value == null || value instanceof Integer) {
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return value; |
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} |
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return coerce(value, null); |
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} |
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return coerce(value, null); |
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} |
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@Override |
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public Object coerce(Object value, CoercionContext context) throws CoercionException {
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if (value == null || value instanceof Integer) {
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return value; |
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} |
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CoercionContextLocale theContext; |
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if (context instanceof CoercionContextLocale) {
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theContext = (CoercionContextLocale) context; |
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} else {
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theContext = DataTypeUtils.coerceContextDefaultLocale(); |
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} |
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Number num; |
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try {
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if (value instanceof Number) {
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num = (Number) value; |
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@Override
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public Object coerce(Object value, CoercionContext context) throws CoercionException {
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if (value == null || value instanceof Integer) {
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return value;
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}
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CoercionContextLocale theContext;
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if (context instanceof CoercionContextLocale) {
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theContext = (CoercionContextLocale) context;
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} else {
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theContext = DataTypeUtils.coerceContextDefaultLocale();
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}
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Number num;
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try {
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if (value instanceof Number) {
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num = (Number) value;
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} else if (value instanceof Boolean) {
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num = ((boolean) value ? 1 : 0); |
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} else if (value instanceof Boolean) {
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num = ((boolean) value ? 1 : 0);
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} else if (value instanceof Date) {
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num = ((Date) value).getTime(); |
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} else if (value instanceof Date) {
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num = ((Date) value).getTime();
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} else {
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String s = value.toString(); |
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if (s == null) {
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return null; |
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} |
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s = s.trim().toLowerCase(); |
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if (s.length() == 0) {
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return null; |
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} |
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if (s.startsWith("0x")) {
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num = Integer.valueOf(s.substring(2), 16); |
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} else {
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String s = value.toString(); |
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if (s == null) {
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return null; |
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} |
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s = s.trim().toLowerCase(); |
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if (s.length() == 0) {
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return null; |
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} else if (s.startsWith("0x")) {
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num = Integer.valueOf(s.substring(2), 16); |
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} else {
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if (s.startsWith("+")) {
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s = s.substring(1); |
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} |
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ParsePosition p = new ParsePosition(0); |
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DecimalFormat nf = (DecimalFormat) NumberFormat.getInstance(theContext.locale()); |
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num = nf.parse(s, p); |
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if (p.getErrorIndex() > 0 || p.getIndex() < s.length()) {
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throw new CoercionException("Can't coerce '" + s + "' to int with locale " + theContext.locale().getLanguage() + "(error index " + p.getErrorIndex() + ", index " + p.getIndex() + ").");
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} |
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} else {
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Boolean bool = BooleanUtils.toBooleanObject(s); |
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if (bool != null) {
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num = ((boolean) bool ? 1 : 0); |
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} else {
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if (s.startsWith("+")) {
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s = s.substring(1); |
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} |
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ParsePosition p = new ParsePosition(0); |
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DecimalFormat nf = (DecimalFormat) NumberFormat.getInstance(theContext.locale()); |
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num = nf.parse(s, p); |
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if (p.getErrorIndex() > 0 || p.getIndex() < s.length()) {
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throw new CoercionException("Can't coerce '" + s + "' to int with locale " + theContext.locale().getLanguage() + "(error index " + p.getErrorIndex() + ", index " + p.getIndex() + ").");
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} |
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} |
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} |
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} |
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return num.intValue(); |
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} catch (Exception e) {
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throw new CoercionException("Can't coerce '" + value.toString() + "' to integer.", e);
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} |
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} |
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return num.intValue(); |
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} catch (Exception e) {
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throw new CoercionException("Can't coerce '" + value.toString() + "' to integer.", e);
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} |
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} |
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} |
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