Double to String conversion removed from LngLatAltSerializer so that generated Json will adhere to geoJson specification.

1 files changed, 2 insertions, 33 deletions

diff --git a/src/main/java/org/geojson/jackson/LngLatAltSerializer.java b/src/main/java/org/geojson/jackson/LngLatAltSerializer.java
index bdcb8fe..e731eb8 100644
--- a/src/main/java/org/geojson/jackson/LngLatAltSerializer.java
+++ b/src/main/java/org/geojson/jackson/LngLatAltSerializer.java
@@ -12,43 +12,12 @@ public class LngLatAltSerializer extends JsonSerializer<LngLatAlt> {
 
 	public static final long POW10[] = {1, 10, 100, 1000, 10000, 100000, 1000000, 10000000, 100000000, 1000000000};
 
-	/**
-	 * The following must convert double to String in a much more efficient way then Double.toString()
-	 *
-	 * @See http://stackoverflow.com/questions/10553710/fast-double-to-string-conversion-with-given-precision
-	 * @param val
-	 * @param precision
-	 * @return
-	 */
-	protected static String fastDoubleToString(double val, int precision) {
-		StringBuilder sb = new StringBuilder();
-		if (val < 0) {
-			sb.append('-');
-			val = -val;
-		}
-		long exp = POW10[precision];
-		long lval = (long)(val * exp + 0.5);
-		sb.append(lval / exp).append('.');
-		long fval = lval % exp;
-		for (int p = precision - 1; p > 0 && fval < POW10[p] && fval>0; p--) {
-			sb.append('0');
-		}
-		sb.append(fval);
-		int i = sb.length()-1;
-		while(sb.charAt(i)=='0' && sb.charAt(i-1)!='.')
-		{
-			sb.deleteCharAt(i);
-			i--;
-		}
-		return sb.toString();
-	}
-
 	@Override
 	public void serialize(LngLatAlt value, JsonGenerator jgen, SerializerProvider provider) throws IOException,
 			JsonProcessingException {
 		jgen.writeStartArray();
-		jgen.writeNumber(fastDoubleToString(value.getLongitude(), 9));
-		jgen.writeNumber(fastDoubleToString(value.getLatitude(), 9));
+		jgen.writeNumber(value.getLongitude());
+		jgen.writeNumber(value.getLatitude());
 		if (value.hasAltitude()) {
 			jgen.writeNumber(value.getAltitude());