[rules-users] Cannot invoke method because of ArrayIndexOutOfBoundsException
Wolfgang Laun
wolfgang.laun at gmail.com
Wed Mar 6 11:11:43 EST 2013
I wouldn't use (X... xs) in this context.
Try the simple modification of isEqual( Annotation[] annos ) and
call it with isEqual( new Annotation[]{$a3,$a4,$a5})
and we'll see what we'll see.
-W
On 06/03/2013, Bojan Janisch <bojan.janisch at scai.fraunhofer.de> wrote:
> Like you wish wolfgang. The complete Rule is:
>
> rule "Generate Finding_ConceptId"
> no-loop
> when
> $a1:ODMAnswer(
> q1:QuestionId,
> q1.toLowerCase.contains("diagnose") ||
> q1.toLowerCase.contains("indication"),
> q1.toLowerCase.contains("sections"),
> a1_begin:begin,
> label1:ResponseAttribute)
>
> $a2:ODMAnswer(
> ResponseAttribute.contains(label1),
> QuestionId.contains("sectionheader"),
> comesBefore($a1,$a2));
>
> $a3:ODMAnswer(
> q3:QuestionId,
> !q3.contains("finding.conceptId"),
> !q3.contains("itemGroup"),
> !q3.contains("section"),
> a3_begin:begin,
> a3_end:end,
> label2:ResponseAttribute,
> isInAnnotation($a1,$a3))
>
> $a4:ODMAnswer(
> q4:QuestionId.contains("finding.conceptId"),
> a4_begin:begin,
> comesAfter($a2,$a4),
> isBetween($a2,$a3,$a4),
> isInAnnotation($a1,$a4))
>
> not $a5:ODMAnswer(
> isInAnnotation($a1,$a5),
> isBigger($a3,$a5),
> !isEqual($a3,$a4,$a5))
> then
> String questionId = "finding.conceptId";
> String attribute = label1 +" "+ label2;
> int begin = a4_begin;
> int ende = a3_end;
> boolean addToIndexes = true;
>
>
> insert(annotate(aJCas, questionId, attribute, begin, ende,
> addToIndexes));
> end
>
> The functions are in a seperate FactChecker class, because the
> "incode-comparison"
> was too much of a chaos. So I wrote functions which explains themselves what
> they do:
> ==================================================================
> public static boolean isInAnnotation(Annotation a, Annotation b){
> if(isNull(a,b)){
> return false;
> }
> if(b.getBegin() > a.getBegin() && b.getEnd() < a.getEnd()){
> return true;
> }
> if(a.getBegin() > b.getBegin() && a.getEnd() < b.getEnd()){
> return true;
> }
> return false;
> }
> ==================================================================
> public static boolean isInAnnotation(Annotation... a){
> for (int i = 0; i < a.length; i++){
> if(i+1 == a.length){
> return false;
> }
> if(isInAnnotation(a[i], a[i+1])){
> return true;
> }
> }
>
> return false;
> }
> ==================================================================
> public static boolean comesBefore(Annotation a, Annotation b){
> if(isNull(a,b)){
> return false;
> }
> if(b.getEnd() <= a.getBegin()){
> return true;
> }
>
> return false;
> }
> ==================================================================
> public static boolean comesAfter(Annotation a, Annotation b){
> if(isNull(a,b)){
> return false;
> }
> if(a.getEnd() <= b.getBegin()){
> return true;
> }
>
> return false;
> }
> ==================================================================
> public static boolean isEqual(Annotation a, Annotation b){
> if(isNull(a,b)){
> return false;
> }
> if(a.equals(b)){
> return true;
> }
>
> return false;
> }
> ==================================================================
> public static boolean isEqual(Annotation... a){
> ArrayList<Annotation> outLoop = new
> ArrayList<Annotation>(Arrays.asList(a));
> ArrayList<Annotation> inLoop = new ArrayList<Annotation>(Arrays.asList(a));
>
> for (Annotation anno1 : outLoop) {
> if(anno1 == null){
>
> }
> inLoop.remove(anno1);
> for (Annotation anno2 : inLoop) {
> if(isEqual(anno1,anno2)){
> return true;
> }
> }
> }
>
> return false;
> }
> ==================================================================
> public static boolean isNull(Annotation... a){
> for (Annotation annotation : a) {
> if(annotation == null){
> return true;
> }
> }
>
> return false;
> }
> ==================================================================
> public static boolean isBigger(Annotation a, Annotation b){
> if(isNull(a,b)){
> return false;
> }
> if(a.getBegin() == b.getBegin() && a.getEnd() < b.getEnd()){
> return true;
> }
> if(b.getBegin() < a.getBegin() && a.getEnd() == b.getEnd()){
> return true;
> }
> if(b.getBegin() < a.getBegin() && a.getEnd() < b.getEnd()){
> return true;
> }
>
> return false;
> }
> ==================================================================
> public static boolean isBetween(Annotation a, Annotation b, Annotation c){
> if(isNull(a,b,c)){
> return false;
> }
> Annotation min = getMin(a,b);
> Annotation max = getMax(a,b);
>
> if(isOverlapping(a,c) || isOverlapping(b,c)){
> return true;
> }
>
> if(c.getBegin() > min.getEnd() && c.getEnd() < max.getBegin()){
> return true;
> }
>
> return false;
> }
> ==================================================================
> public static Annotation getMax(Annotation a, Annotation b){
> isNull(a,b);
> if(a.getBegin() >= b.getBegin()){
> return a;
> }
>
> return b;
> }
> ==================================================================
> public static Annotation getMin(Annotation a, Annotation b){
> isNull(a,b);
> if(a.getEnd() <= b.getEnd()){
> return a;
> }
>
> return b;
> }
> ==================================================================
>
> I've posted all functions that are used by the rule. Actually it crushes
> if I use more than 2 statements in the isEqual() call in $a5.
> It works with !isEqual($a3,$a4) && !isEqual($a3,$a5) && !isEqual($a4,$a5)
> but not with !isEqual($a3,$a4,$a5).
>
> So do you got an idea where the problem comes from?
>
> JB
>
>
> ----- Ursprüngliche Mail -----
> Von: "Wolfgang Laun" <wolfgang.laun at gmail.com>
> An: "Rules Users List" <rules-users at lists.jboss.org>
> Gesendet: Mittwoch, 6. März 2013 15:09:47
> Betreff: Re: [rules-users] Cannot invoke method because
> of ArrayIndexOutOfBoundsException
>
> Nice try - but, please, don't. Kindly post the code that actually
> causes your problem.
>
> -W
>
>
> On 06/03/2013, Bojan Janisch <bojan.janisch at scai.fraunhofer.de> wrote:
>> Hello Guys,
>>
>> sorry to bother you with this problem, but I'm out of ideas.
>> I'm using Drools in textmining-context and in basic I have
>> a function that checks 2 named entites for equality to
>> ensure that the entities are all different and that the rules
>> do work only on different named entity objects:
>>
>> public static boolean isEqual(Annotation a, Annotation b){
>> if(a.equals(b)){
>> return true;
>> }
>>
>> return false;
>> }
>>
>> Sometimes there are conditions that need tests of more than
>> 2 named entites. For this I've written a super method that
>> calls the isEqual method in a loop:
>>
>> public static boolean isEqual(Annotation... a){
>> ArrayList<Annotation> outLoop = new
>> ArrayList<Annotation>(Arrays.asList(a));
>> ArrayList<Annotation> inLoop = new
>> ArrayList<Annotation>(Arrays.asList(a));
>>
>> for (Annotation anno1 : outLoop) {
>> inLoop.remove(anno1);
>> for (Annotation anno2 : inLoop) {
>> if(isEqual(anno1,anno2)){
>> return true;
>> }
>> }
>> }
>>
>> return false;
>> }
>>
>>
>> My rules could (theoretically) now call the function
>> eval(isEqual($ne1,$ne2)) or
>> eval(isEqual($ne1,$ne2,$ne3) or even
>> eval(isEqual($ne1,$ne2,$ne3,$ne4,$ne5)) and so on.
>>
>> So there starts my problem:
>>
>> Each time I'm getting an ArrayIndexOutOfBounds Exception from the second
>> method that looks like this:
>>
>> java.lang.RuntimeException: cannot invoke method: isEqual
>> ...
>> at java.lang.Thread.dispatchUncaughtException(Thread.java:1888)
>> Caused by: java.lang.ArrayIndexOutOfBoundsException: 3
>> at
>> org.mvel2.optimizers.impl.refl.nodes.MethodAccessor.executeAll(MethodAccessor.java:149)
>> at
>> org.mvel2.optimizers.impl.refl.nodes.MethodAccessor.getValue(MethodAccessor.java:48)
>> at org.mvel2.ast.ASTNode.getReducedValueAccelerated(ASTNode.java:108)
>> at
>> org.mvel2.compiler.ExecutableAccessor.getValue(ExecutableAccessor.java:38)
>> ...
>>
>> Could someone explain me what's wrong with my code? Thanks for any help.
>>
>> Greetings
>> JB
>> _______________________________________________
>> rules-users mailing list
>> rules-users at lists.jboss.org
>> https://lists.jboss.org/mailman/listinfo/rules-users
>>
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