Revision 989
| org.gvsig.tools/library/trunk/org.gvsig.tools/org.gvsig.tools.lib/src/main/java/org/gvsig/tools/dataTypes/impl/coercion/CoerceToFloat.java | ||
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*/ |
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package org.gvsig.tools.dataTypes.impl.coercion; |
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import java.text.NumberFormat; |
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import java.text.ParsePosition; |
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import java.util.Locale; |
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import org.gvsig.tools.dataTypes.CoercionException; |
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import org.gvsig.tools.dataTypes.DataTypesManager.Coercion; |
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import org.gvsig.tools.dataTypes.DataTypesManager.CoercionWithLocale;
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public class CoerceToFloat implements Coercion {
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public class CoerceToFloat implements CoercionWithLocale {
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public Object coerce(Object value) throws CoercionException {
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if( value == null ) {
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| ... | ... | |
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} catch (Exception e) {
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throw new CoercionException(e); |
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} |
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} |
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public Object coerce(Object value, Locale locale) throws CoercionException {
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if( value == null ) {
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return null; |
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} |
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try {
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if (!(value instanceof Double)) {
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if (value instanceof Number) {
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value = new Double(((Number) value).doubleValue()); |
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} else {
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String s = value.toString().trim().toLowerCase(); |
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if( s.startsWith("0x")) {
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value = new Double(Long.parseLong(s.substring(2), 16)); |
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} else {
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ParsePosition p = new ParsePosition(0); |
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NumberFormat nf = NumberFormat.getInstance(locale); |
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Number 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 to float with locale "+locale.getLanguage());
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} |
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value = new Float(num.floatValue()); |
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} |
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} |
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} |
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return value; |
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} catch (CoercionException e) {
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throw e; |
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} catch (Exception e) {
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throw new CoercionException(e); |
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} |
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} |
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} |
| org.gvsig.tools/library/trunk/org.gvsig.tools/org.gvsig.tools.lib/src/main/java/org/gvsig/tools/dataTypes/impl/coercion/CoerceToString.java | ||
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*/ |
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package org.gvsig.tools.dataTypes.impl.coercion; |
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import java.text.NumberFormat; |
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import java.util.Locale; |
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import org.gvsig.tools.dataTypes.CoercionException; |
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import org.gvsig.tools.dataTypes.DataTypesManager.Coercion; |
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import org.gvsig.tools.dataTypes.DataTypesManager.CoercionWithLocale; |
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public class CoerceToString implements Coercion {
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public class CoerceToString implements CoercionWithLocale {
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public Object coerce(Object value) throws CoercionException {
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if( value == null ) {
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| ... | ... | |
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} |
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public Object coerce(Object value, Locale locale) throws CoercionException {
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if( value == null ) {
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return null; |
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} |
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try {
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if( !(value instanceof String )) {
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if( value instanceof Float || value instanceof Double ) {
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NumberFormat nf = NumberFormat.getInstance(locale); |
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value = nf.format(((Number)value).doubleValue()); |
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} else {
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value = value.toString(); |
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} |
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} |
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return value; |
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} catch (Exception e) {
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throw new CoercionException(e); |
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} |
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} |
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} |
| org.gvsig.tools/library/trunk/org.gvsig.tools/org.gvsig.tools.lib/src/main/java/org/gvsig/tools/dataTypes/impl/coercion/CoerceToDouble.java | ||
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*/ |
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package org.gvsig.tools.dataTypes.impl.coercion; |
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import java.text.NumberFormat; |
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import java.text.ParsePosition; |
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import java.util.Locale; |
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import org.gvsig.tools.dataTypes.CoercionException; |
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import org.gvsig.tools.dataTypes.DataTypesManager.Coercion; |
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import org.gvsig.tools.dataTypes.DataTypesManager.CoercionWithLocale;
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public class CoerceToDouble implements Coercion {
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public class CoerceToDouble implements CoercionWithLocale {
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public Object coerce(Object value) throws CoercionException {
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if( value == null ) {
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| ... | ... | |
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} catch (Exception e) {
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throw new CoercionException(e); |
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} |
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} |
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public Object coerce(Object value, Locale locale) throws CoercionException {
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if( value == null ) {
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return null; |
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} |
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try {
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if (!(value instanceof Double)) {
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if (value instanceof Number) {
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value = new Double(((Number) value).doubleValue()); |
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} else {
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String s = value.toString().trim().toLowerCase(); |
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if( s.startsWith("0x")) {
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value = new Double(Long.parseLong(s.substring(2), 16)); |
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} else {
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ParsePosition p = new ParsePosition(0); |
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NumberFormat nf = NumberFormat.getInstance(locale); |
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Number 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 to double with locale "+locale.getLanguage());
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} |
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value = new Double(num.doubleValue()); |
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} |
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} |
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} |
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return value; |
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} catch (CoercionException e) {
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throw e; |
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} catch (Exception e) {
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throw new CoercionException(e); |
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} |
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} |
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} |
| org.gvsig.tools/library/trunk/org.gvsig.tools/org.gvsig.tools.lib/src/main/java/org/gvsig/tools/dataTypes/DataTypesManager.java | ||
|---|---|---|
| 24 | 24 |
package org.gvsig.tools.dataTypes; |
| 25 | 25 |
|
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import java.util.Iterator; |
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import java.util.Locale; |
|
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|
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/** |
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* Manages data types. |
| ... | ... | |
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public Object coerce(Object value) throws CoercionException; |
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} |
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public interface CoercionWithLocale extends Coercion {
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public Object coerce(Object value, Locale locale) throws CoercionException; |
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} |
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public DataType get(int type); |
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public boolean isValidType(int type); |
Also available in: Unified diff