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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.document.internal;
import com.yahoo.document.DataType;
import com.yahoo.document.PositionDataType;
import com.yahoo.document.Field;
import com.yahoo.document.StructDataType;
import com.yahoo.document.datatypes.Struct;
import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.util.Locale;
/**
* @author arnej
**/
public final class GeoPosType extends StructDataType {
private final boolean useV8json;
private static final Field F_X = new Field("x", DataType.INT);
private static final Field F_Y = new Field("y", DataType.INT);
public GeoPosType(int vespaVersion) {
super("position");
this.useV8json = (vespaVersion == 8);
assert(vespaVersion > 6);
assert(vespaVersion < 9);
addField(F_X);
addField(F_Y);
}
public boolean renderJsonAsVespa8() {
return this.useV8json;
}
public double getLatitude(Struct pos) {
assert(pos.getDataType() == this);
double ns = PositionDataType.getYValue(pos).getInteger() * 1.0e-6;
return ns;
}
public double getLongitude(Struct pos) {
assert(pos.getDataType() == this);
double ew = PositionDataType.getXValue(pos).getInteger() * 1.0e-6;
return ew;
}
private static final DecimalFormat degreeFmt;
static {
degreeFmt = new DecimalFormat("0.0#####", DecimalFormatSymbols.getInstance(Locale.ENGLISH));
degreeFmt.setMinimumIntegerDigits(1);
degreeFmt.setMinimumFractionDigits(1);
degreeFmt.setMaximumFractionDigits(6);
}
static String fmtD(double degrees) {
return degreeFmt.format(degrees);
}
public String fmtLatitude(Struct pos) {
assert(pos.getDataType() == this);
double ns = PositionDataType.getYValue(pos).getInteger() * 1.0e-6;
return fmtD(ns);
}
public String fmtLongitude(Struct pos) {
assert(pos.getDataType() == this);
double ew = PositionDataType.getXValue(pos).getInteger() * 1.0e-6;
return fmtD(ew);
}
}
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