protected SequencePattern(
String patternStr,
SequencePattern.PatternExpr nodeSequencePattern,
SequenceMatchAction<T> action) {
this.patternStr = patternStr;
this.patternExpr = nodeSequencePattern;
this.action = action;
nodeSequencePattern = new GroupPatternExpr(nodeSequencePattern, true);
this.totalGroups = nodeSequencePattern.assignGroupIds(0);
Frag f = nodeSequencePattern.build();
f.connect(MATCH_STATE);
this.root = f.start;
varGroupBindings = new VarGroupBindings(totalGroups + 1);
nodeSequencePattern.updateBindings(varGroupBindings);
}
public SequencePattern.PatternExpr getSequencePatternExpr(String name, boolean copy) {
Object obj = variables.get(name);
if (obj != null) {
if (obj instanceof SequencePattern) {
SequencePattern seqPattern = (SequencePattern) obj;
return seqPattern.getPatternExpr();
} else if (obj instanceof SequencePattern.PatternExpr) {
SequencePattern.PatternExpr pe = (SequencePattern.PatternExpr) obj;
return (copy) ? pe.copy() : pe;
} else if (obj instanceof NodePattern) {
return new SequencePattern.NodePatternExpr((NodePattern) obj);
} else if (obj instanceof String) {
try {
return parser.parseSequence(this, (String) obj);
} catch (Exception pex) {
throw new RuntimeException("Error parsing " + obj + " to sequence pattern", pex);
}
} else {
throw new Error("Invalid sequence pattern variable class: " + obj.getClass());
}
}
return null;
}