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add variable values #233

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This commit is contained in:
afischerdev 2021-10-06 16:50:57 +02:00
parent 12116b8467
commit d788dddcfa
4 changed files with 1121 additions and 13 deletions
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23
brouter-expressions/src/main/java/btools/expressions/BExpression.java
View file

@ -25,6 +25,7 @@ final class BExpression
private static final int NUMBER_EXP = 33;
private static final int VARIABLE_EXP = 34;
private static final int FOREIGN_VARIABLE_EXP = 35;
private static final int VARIABLE_GET_EXP = 36;
private int typ;
private BExpression op1;
@ -180,10 +181,23 @@ final class BExpression
}
else if ( ( idx = operator.indexOf( ':' ) ) >= 0 )
{
String context = operator.substring( 0, idx );
String varname = operator.substring( idx+1 );
exp.typ = FOREIGN_VARIABLE_EXP;
exp.variableIdx = ctx.getForeignVariableIdx( context, varname );
/*
use of variable values
assign no_height
switch and not maxheight=
lesser v:maxheight my_height true
false
*/
if (operator.startsWith("v:")) {
String name = operator.substring(2);
exp.typ = VARIABLE_GET_EXP;
exp.lookupNameIdx = ctx.getLookupNameIdx( name );
} else {
String context = operator.substring( 0, idx );
String varname = operator.substring( idx+1 );
exp.typ = FOREIGN_VARIABLE_EXP;
exp.variableIdx = ctx.getForeignVariableIdx( context, varname );
}
}
else if ( (idx = ctx.getVariableIdx( operator, false )) >= 0 )
{
@ -268,6 +282,7 @@ final class BExpression
case NUMBER_EXP: return numberValue;
case VARIABLE_EXP: return ctx.getVariableValue( variableIdx );
case FOREIGN_VARIABLE_EXP: return ctx.getForeignVariableValue( variableIdx );
case VARIABLE_GET_EXP: return ctx.getLookupValue(lookupNameIdx);
case NOT_EXP: return op1.evaluate(ctx) == 0.f ? 1.f : 0.f;
default: throw new IllegalArgumentException( "unknown op-code: " + typ );
}

152
brouter-expressions/src/main/java/btools/expressions/BExpressionContext.java
View file

@ -17,6 +17,7 @@ import java.util.Map;
import java.util.Random;
import java.util.StringTokenizer;
import java.util.TreeMap;
import java.util.Locale;
import btools.util.BitCoderContext;
import btools.util.Crc32;
@ -213,7 +214,7 @@ public abstract class BExpressionContext implements IByteArrayUnifier
// see encoder for value rotation
int dd = ctx.decodeVarBits();
int d = dd == 7 ? 1 : ( dd < 7 ? dd + 2 : dd + 1);
if ( d >= lookupValues.get(inum).length ) d = 1; // map out-of-range to unknown
if ( d >= lookupValues.get(inum).length && d < 1000) d = 1; // map out-of-range to unknown
ld[inum++] = d;
}
while( inum < ld.length ) ld[inum++] = 0;
@ -226,7 +227,8 @@ public abstract class BExpressionContext implements IByteArrayUnifier
for( int inum = 0; inum < lookupValues.size(); inum++ ) // loop over lookup names
{
BExpressionLookupValue[] va = lookupValues.get(inum);
String value = va[lookupData[inum]].toString();
int val = lookupData[inum];
String value = (val>=1000) ? Float.toString((val-1000)/100f) : va[val].toString();
if ( value != null && value.length() > 0 )
{
if ( sb.length() > 0 ) sb.append( ' ' );
@ -243,7 +245,9 @@ public abstract class BExpressionContext implements IByteArrayUnifier
for( int inum = 0; inum < lookupValues.size(); inum++ ) // loop over lookup names
{
BExpressionLookupValue[] va = lookupValues.get(inum);
String value = va[lookupData[inum]].toString();
int val = lookupData[inum];
// no negative values
String value = (val>=1000) ? Float.toString((val-1000)/100f) : va[val].toString();
if ( value != null && value.length() > 0 )
{
res.add( lookupNames.get( inum ) );
@ -253,6 +257,31 @@ public abstract class BExpressionContext implements IByteArrayUnifier
return res;
}
public int getLookupKey(String name) {
int res = -1;
try {
res = lookupNumbers.get(name).intValue();
} catch (Exception e ) {}
return res;
}
public float getLookupValue(int key) {
float res = 0f;
int val = lookupData[key];
if (val == 0) return Float.NaN;
res = (val-1000)/100f;
return res;
}
public float getLookupValue(boolean inverseDirection, byte[] ab, int key) {
float res = 0f;
decode( lookupData, inverseDirection, ab );
int val = lookupData[key];
if (val == 0) return Float.NaN;
res = (val-1000)/100f;
return res;
}
private int parsedLines = 0;
private boolean fixTagsWritten = false;
@ -532,7 +561,7 @@ public abstract class BExpressionContext implements IByteArrayUnifier
}
}
private String variableName( int idx )
public String variableName( int idx )
{
for( Map.Entry<String,Integer> e : variableNumbers.entrySet() )
{
@ -565,7 +594,7 @@ public abstract class BExpressionContext implements IByteArrayUnifier
}
// unknown name, create
num = new Integer( lookupValues.size() );
num = Integer.valueOf( lookupValues.size() );
lookupNumbers.put( name, num );
lookupNames.add( name );
lookupValues.add( new BExpressionLookupValue[]{ new BExpressionLookupValue( "" )
@ -581,9 +610,11 @@ public abstract class BExpressionContext implements IByteArrayUnifier
BExpressionLookupValue[] values = lookupValues.get( inum );
int[] histo = lookupHistograms.get( inum );
int i=0;
boolean bFoundAsterix = false;
for( ; i<values.length; i++ )
{
BExpressionLookupValue v = values[i];
if ( v.equals("*") ) bFoundAsterix = true;
if ( v.matches( value ) ) break;
}
if ( i == values.length )
@ -592,7 +623,114 @@ public abstract class BExpressionContext implements IByteArrayUnifier
{
// do not create unknown value for external data array,
// record as 'other' instead
lookupData2[inum] = 1;
lookupData2[inum] = 0;
if (bFoundAsterix) {
// found value for lookup *
//System.out.println( "add unknown " + name + " " + value );
String org = value;
try {
// remove some unused characters
value = value.replace(",", ".");
value = value.replace(">", "");
value = value.replace("_", "");
if (value.indexOf("-") == 0) value = value.substring(1);
if (value.indexOf("~") == 0) value = value.substring(1);
if (value.contains("-")) { // replace eg. 1.4-1.6 m
String tmp = value.substring(value.indexOf("-")+1).replaceAll("[0-9.,-]", "");
value = value.substring(0, value.indexOf("-")) + tmp;
}
// do some value conversion
if (value.toLowerCase().contains("ft")) {
float foot = 0f;
int inch = 0;
String[] sa = value.toLowerCase().trim().split("ft");
if (sa.length >= 1) foot = Float.parseFloat(sa[0].trim());
if (sa.length == 2) {
value = sa[1];
if (value.indexOf("in") > 0) value = value.substring(0,value.indexOf("in"));
inch = Integer.parseInt(value.trim());
foot += inch/12f;
}
value = String.format(Locale.US, "%3.1f", foot*0.3048f);
}
if (value.toLowerCase().contains("'")) {
float foot = 0f;
int inch = 0;
String[] sa = value.toLowerCase().trim().split("'");
if (sa.length >= 1) foot = Float.parseFloat(sa[0].trim());
if (sa.length == 2) {
value = sa[1];
if (value.indexOf("''") > 0) value = value.substring(0,value.indexOf("''"));
if (value.indexOf("\"") > 0) value = value.substring(0,value.indexOf("\""));
inch = Integer.parseInt(value.trim());
foot += inch/12f;
}
value = String.format(Locale.US, "%3.1f", foot*0.3048f);
}
else if (value.contains("in") || value.contains("\"")) {
float inch = 0f;
if (value.indexOf("in") > 0) value = value.substring(0,value.indexOf("in"));
if (value.indexOf("\"") > 0) value = value.substring(0,value.indexOf("\""));
inch = Float.parseFloat(value.trim());
value = String.format(Locale.US, "%3.1f",inch*0.0254f);
}
else if (value.toLowerCase().contains("feet") || value.toLowerCase().contains("foot")) {
float feet = 0f;
String s = value.substring(0, value.toLowerCase().indexOf("f") );
feet = Float.parseFloat(s.trim());
value = String.format(Locale.US, "%3.1f", feet*0.3048f);
}
else if (value.toLowerCase().contains("fathom") || value.toLowerCase().contains("fm")) {
float fathom = 0f;
String s = value.substring(0, value.toLowerCase().indexOf("f") );
fathom = Float.parseFloat(s.trim());
value = String.format(Locale.US, "%3.1f", fathom*1.8288f);
}
else if (value.contains("cm")) {
String[] sa = value.trim().split("cm");
if (sa.length == 1) value = sa[0].trim();
float cm = Float.parseFloat(value.trim());
value = String.format(Locale.US, "%3.1f", cm*100f);
}
else if (value.toLowerCase().contains("meter")) {
String s = value.substring(0, value.toLowerCase().indexOf("m") );
value = s.trim();
}
else if (value.toLowerCase().contains("mph")) {
value = value.replace("_", "");
String[] sa = value.trim().toLowerCase().split("mph");
if (sa.length >= 1) value = sa[0].trim();
float mph = Float.parseFloat(value.trim());
value = String.format(Locale.US, "%3.1f", mph*1.609344f);
}
else if (value.toLowerCase().contains("knot")) {
String[] sa = value.trim().toLowerCase().split("knot");
if (sa.length >= 1) value = sa[0].trim();
float nm = Float.parseFloat(value.trim());
value = String.format(Locale.US, "%3.1f", nm*1.852f);
}
else if (value.contains("kmh") || value.contains("km/h") || value.contains("kph")) {
String[] sa = value.trim().split("k");
if (sa.length == 1) value = sa[0].trim();
}
else if (value.contains("m")) {
String s = value.substring(0, value.toLowerCase().indexOf("m") );
value = s.trim();
}
else if (value.contains("(")) {
String s = value.substring(0, value.toLowerCase().indexOf("(") );
value = s.trim();
}
// found negative maxdraft values
// no negative values
// values are float with 2 decimals
lookupData2[inum] = 1000 + (int)(Math.abs(Float.parseFloat(value))*100f);
} catch ( Exception e) {
// ignore errors
System.err.println( "error for " + name + " " + org + " trans " + value + " " + e.getMessage());
lookupData2[inum] = 0;
}
}
return newValue;
}
@ -771,7 +909,7 @@ public abstract class BExpressionContext implements IByteArrayUnifier
{
if ( e instanceof IllegalArgumentException )
{
throw new IllegalArgumentException( "ParseException at line " + linenr + ": " + e.getMessage() );
throw new IllegalArgumentException( "ParseException " + file + " at line " + linenr + ": " + e.getMessage() );
}
throw new RuntimeException( e );
}