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Fixing Util.fromBase static method

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Nelson R. Perez 2017-01-25 13:50:15 -05:00
parent 95ce151dd3
commit b92b3124b6
1 changed files with 16 additions and 8 deletions
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src/main/java/de/bitsharesmunich/graphenej/Util.java
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@ -273,26 +273,34 @@ public class Util {
} }
/** /**
* Converts a base value to an adjusted one considering the precision of the asset. * Converts a base value to its standard version, considering the precision of the asset.
*
* By standard representation we mean here the value that is usually presented to the user,
* and which already takes into account the precision of the asset.
*
* For example, a base representation of the core token BTS would be 260000. By taking into
* consideration the precision, the same value when converted to the standard format will
* be 2.6 BTS.
*
* @param assetAmount: The asset amount instance. * @param assetAmount: The asset amount instance.
* @return: Converts the base * @return: Converts from base to standard representation.
*/ */
public static float fromBase(AssetAmount assetAmount){ public static double fromBase(AssetAmount assetAmount){
long value = assetAmount.getAmount().longValue(); long value = assetAmount.getAmount().longValue();
int precision = assetAmount.getAsset().getPrecision(); int precision = assetAmount.getAsset().getPrecision();
if(precision != 0) if(precision != 0)
return value / precision; return value / Math.pow(10, precision);
else else
return 0; return 0;
} }
/** /**
* Converts a value and its corresponding precision to a base value. * Converts a value and its corresponding precision to a base value.
* @param value * @param value: The value in the standard format
* @param precision * @param precision: The precision of the asset.
* @return * @return: A value in its base representation.
*/ */
public static long toBase(long value, int precision){ public static long toBase(double value, int precision){
return (long) (value * Math.pow(10, precision)); return (long) (value * Math.pow(10, precision));
} }
} }