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added startway check

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This commit is contained in:
afischerdev 2024-09-07 14:42:10 +02:00
parent 6b4d989868
commit d2d639666e
8 changed files with 64 additions and 5 deletions
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48
brouter-expressions/src/main/java/btools/expressions/BExpressionContext.java
View file

@ -80,6 +80,8 @@ public abstract class BExpressionContext implements IByteArrayUnifier {
private BExpressionContext foreignContext;
public int[] noStartWays = new int[0];
protected void setInverseVars() {
currentVarOffset = nBuildInVars;
}
@ -187,7 +189,7 @@ public abstract class BExpressionContext implements IByteArrayUnifier {
/**
* decode a byte-array into a lookup data array
*/
private void decode(int[] ld, boolean inverseDirection, byte[] ab) {
public void decode(int[] ld, boolean inverseDirection, byte[] ab) {
BitCoderContext ctx = ctxDecode;
ctx.reset(ab);
@ -954,6 +956,7 @@ public abstract class BExpressionContext implements IByteArrayUnifier {
private String _parseToken() throws Exception {
StringBuilder sb = new StringBuilder(32);
StringBuilder sbcom = new StringBuilder(32);
boolean inComment = false;
for (; ; ) {
int ic = _readerDone ? -1 : _br.read();
@ -966,7 +969,33 @@ public abstract class BExpressionContext implements IByteArrayUnifier {
if (c == '\n') linenr++;
if (inComment) {
sbcom.append(c);
if (c == '\r' || c == '\n') inComment = false;
if (!inComment) {
Integer num = variableNumbers.get("check_start_way");
if (num != null && noStartWays.length == 0 && sbcom.toString().contains("noStartWay")) {
String var = sbcom.toString().trim();
String[] savar = var.split("\\|");
if (savar.length == 4) {
var = savar[3].substring(savar[3].indexOf("=")+1).trim();
String[] sa = var.split(";");
for (String s: sa) {
String[] sa2 = s.split(",");
String name = sa2[0];
String value = sa2[1];
int nidx = getLookupNameIdx(name);
if (nidx == -1) break;
int vidx = getLookupValueIdx(nidx, value);
int[] tmp = new int[noStartWays.length + 2];
if (noStartWays.length > 0) System.arraycopy(noStartWays, 0, tmp, 0, noStartWays.length);
noStartWays = tmp;
noStartWays[noStartWays.length-2] = nidx;
noStartWays[noStartWays.length-1] = vidx;
}
}
}
sbcom.setLength(0);
}
continue;
}
if (Character.isWhitespace(c)) {
@ -983,4 +1012,21 @@ public abstract class BExpressionContext implements IByteArrayUnifier {
return value;
}
int[] ld2 = new int[512];
public boolean checkStartWay(byte[] ab) {
if (ab == null) return true;
Arrays.fill(ld2, 0);
decode(ld2, false, ab);
for (int i = 0; i < noStartWays.length; i += 2) {
int key = noStartWays[i];
int value = noStartWays[i+1];
if (ld2[key] == value) return false;
}
return true;
}
public void freeNoWays() {
noStartWays = new int[0];
}
}

2
brouter-expressions/src/main/java/btools/expressions/BExpressionContextWay.java
View file

@ -129,4 +129,6 @@ public final class BExpressionContextWay extends BExpressionContext implements T
public void setDecodeForbidden(boolean decodeForbidden) {
this.decodeForbidden = decodeForbidden;
}
}