Reset Validator state at start of transaction

.github/workflows/build.yml

@@ -66,7 +66,7 @@ jobs:
         run: mvn -B verify javadoc:javadoc --file pom.xml
 
   quality:
-    if: github.event_name == 'push' && github.repository == 'xlate/staedi'
+    if: github.repository == 'xlate/staedi'
     runs-on: ubuntu-latest
     name: Verify Quality
 

src/main/java/io/xlate/edi/internal/stream/LocationView.java

@@ -49,6 +49,44 @@ protected LocationView() {
         elementOccurrence = -1;
     }
 
+    public String toString() {
+        StringBuilder display = new StringBuilder();
+
+        if (getSegmentPosition() < 0) {
+            display.append("at offset ");
+            display.append(getCharacterOffset());
+        } else {
+            display.append("in segment ");
+
+            if (getSegmentTag() != null) {
+                display.append(getSegmentTag());
+            } else {
+                display.append("???");
+            }
+
+            display.append(" at position ");
+            display.append(String.valueOf(getSegmentPosition()));
+
+            if (getElementPosition() > -1) {
+                display.append(", element ");
+                display.append(String.valueOf(getElementPosition()));
+
+                if (getElementOccurrence() > 1) {
+                    display.append(" (occurrence ");
+                    display.append(String.valueOf(getElementOccurrence()));
+                    display.append(')');
+                }
+            }
+
+            if (getComponentPosition() > -1) {
+                display.append(", component ");
+                display.append(String.valueOf(getComponentPosition()));
+            }
+        }
+
+        return display.toString();
+    }
+
     @Override
     public int getLineNumber() {
         return lineNumber;

src/main/java/io/xlate/edi/internal/stream/StaEDIStreamWriter.java

@@ -27,6 +27,7 @@
 import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 import java.util.function.Consumer;
 import java.util.function.Function;
 import java.util.function.Supplier;
@@ -77,6 +78,7 @@ public class StaEDIStreamWriter implements EDIStreamWriter, ElementDataHandler,
     private Validator controlValidator;
     private boolean transactionSchemaAllowed = false;
     private boolean transaction = false;
+    private Schema transactionSchema;
     private Validator transactionValidator;
     private CharArraySequence dataHolder = new CharArraySequence();
     private boolean atomicElementWrite = false;
@@ -199,7 +201,10 @@ public void setControlSchema(Schema controlSchema) {
 
     @Override
     public void setTransactionSchema(Schema transactionSchema) {
-        transactionValidator = transactionSchema != null ? new Validator(transactionSchema, true, controlSchema) : null;
+        if (!Objects.equals(this.transactionSchema, transactionSchema)) {
+            this.transactionSchema = transactionSchema;
+            transactionValidator = transactionSchema != null ? new Validator(transactionSchema, true, controlSchema) : null;
+        }
     }
 
     @Override
@@ -604,6 +609,9 @@ public void loopBegin(CharSequence id) {
         if (EDIType.Type.TRANSACTION.toString().equals(id)) {
             transaction = true;
             transactionSchemaAllowed = true;
+            if (transactionValidator != null) {
+                transactionValidator.reset();
+            }
         }
     }
 

src/main/java/io/xlate/edi/internal/stream/tokenization/ProxyEventHandler.java

@@ -19,6 +19,7 @@
 import java.nio.CharBuffer;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Objects;
 
 import io.xlate.edi.internal.stream.CharArraySequence;
 import io.xlate.edi.internal.stream.StaEDIStreamLocation;
@@ -78,8 +79,10 @@ public Schema getTransactionSchema() {
     }
 
     public void setTransactionSchema(Schema transactionSchema) {
-        this.transactionSchema = transactionSchema;
-        transactionValidator = transactionSchema != null ? new Validator(transactionSchema, true, controlSchema) : null;
+        if (!Objects.equals(this.transactionSchema, transactionSchema)) {
+            this.transactionSchema = transactionSchema;
+            transactionValidator = transactionSchema != null ? new Validator(transactionSchema, true, controlSchema) : null;
+        }
     }
 
     public void resetEvents() {
@@ -152,6 +155,9 @@ public void loopBegin(CharSequence id) {
             transaction = true;
             transactionSchemaAllowed = true;
             enqueueEvent(EDIStreamEvent.START_TRANSACTION, EDIStreamValidationError.NONE, id, null);
+            if (transactionValidator != null) {
+                transactionValidator.reset();
+            }
         } else if (EDIType.Type.GROUP.toString().equals(id)) {
             enqueueEvent(EDIStreamEvent.START_GROUP, EDIStreamValidationError.NONE, id, null);
         } else {

src/main/java/io/xlate/edi/internal/stream/validation/Validator.java

@@ -15,7 +15,23 @@
  ******************************************************************************/
 package io.xlate.edi.internal.stream.validation;
 
-import static io.xlate.edi.stream.EDIStreamValidationError.*;
+import static io.xlate.edi.stream.EDIStreamValidationError.IMPLEMENTATION_INVALID_CODE_VALUE;
+import static io.xlate.edi.stream.EDIStreamValidationError.IMPLEMENTATION_LOOP_OCCURS_UNDER_MINIMUM_TIMES;
+import static io.xlate.edi.stream.EDIStreamValidationError.IMPLEMENTATION_SEGMENT_BELOW_MINIMUM_USE;
+import static io.xlate.edi.stream.EDIStreamValidationError.IMPLEMENTATION_TOO_FEW_REPETITIONS;
+import static io.xlate.edi.stream.EDIStreamValidationError.IMPLEMENTATION_UNUSED_DATA_ELEMENT_PRESENT;
+import static io.xlate.edi.stream.EDIStreamValidationError.IMPLEMENTATION_UNUSED_SEGMENT_PRESENT;
+import static io.xlate.edi.stream.EDIStreamValidationError.INVALID_CODE_VALUE;
+import static io.xlate.edi.stream.EDIStreamValidationError.LOOP_OCCURS_OVER_MAXIMUM_TIMES;
+import static io.xlate.edi.stream.EDIStreamValidationError.MANDATORY_SEGMENT_MISSING;
+import static io.xlate.edi.stream.EDIStreamValidationError.REQUIRED_DATA_ELEMENT_MISSING;
+import static io.xlate.edi.stream.EDIStreamValidationError.SEGMENT_EXCEEDS_MAXIMUM_USE;
+import static io.xlate.edi.stream.EDIStreamValidationError.SEGMENT_NOT_IN_DEFINED_TRANSACTION_SET;
+import static io.xlate.edi.stream.EDIStreamValidationError.SEGMENT_NOT_IN_PROPER_SEQUENCE;
+import static io.xlate.edi.stream.EDIStreamValidationError.TOO_MANY_COMPONENTS;
+import static io.xlate.edi.stream.EDIStreamValidationError.TOO_MANY_DATA_ELEMENTS;
+import static io.xlate.edi.stream.EDIStreamValidationError.TOO_MANY_REPETITIONS;
+import static io.xlate.edi.stream.EDIStreamValidationError.UNEXPECTED_SEGMENT;
 
 import java.util.ArrayList;
 import java.util.Collections;
@@ -53,6 +69,7 @@ public class Validator {
     private Schema containerSchema;
     private Schema schema;
     private final boolean validateCodeValues;
+    private boolean initial = true;
 
     private final UsageNode root;
     private final UsageNode implRoot;
@@ -120,6 +137,36 @@ public Validator(Schema schema, boolean validateCodeValues, Schema containerSche
         }
     }
 
+    public void reset() {
+        if (initial) {
+            return;
+        }
+
+        root.reset();
+        correctSegment = segment = root.getFirstChild();
+
+        if (implRoot != null) {
+            implRoot.reset();
+            implSegment = implRoot.getFirstChild();
+        }
+
+        cursor.reset(root, implRoot);
+        depth = 1;
+
+        segmentExpected = false;
+        composite = null;
+        element = null;
+
+        implSegmentSelected = false;
+        implComposite = null;
+        implElement = null;
+
+        implSegmentCandidates.clear();
+        useErrors.clear();
+        elementErrors.clear();
+        initial = true;
+    }
+
     public boolean isPendingDiscrimination() {
         return !implSegmentCandidates.isEmpty();
     }
@@ -284,6 +331,7 @@ UsageNode completeLoop(ValidationEventHandler handler, UsageNode node) {
     }
 
     public void validateSegment(ValidationEventHandler handler, CharSequence tag) {
+        initial = false;
         segmentExpected = true;
         implSegmentSelected = false;
 

src/main/java/io/xlate/edi/stream/EDIStreamException.java

@@ -43,44 +43,6 @@ public EDIStreamException(Throwable cause) {
         location = null;
     }
 
-    private static String displayLocation(Location location) {
-        StringBuilder display = new StringBuilder();
-
-        if (location.getSegmentPosition() < 0) {
-            display.append("at offset ");
-            display.append(location.getCharacterOffset());
-        } else {
-            display.append("in segment ");
-
-            if (location.getSegmentTag() != null) {
-                display.append(location.getSegmentTag());
-            } else {
-                display.append("???");
-            }
-
-            display.append(" at position ");
-            display.append(String.valueOf(location.getSegmentPosition()));
-
-            if (location.getElementPosition() > -1) {
-                display.append(", element ");
-                display.append(String.valueOf(location.getElementPosition()));
-
-                if (location.getElementOccurrence() > 1) {
-                    display.append(" (occurrence ");
-                    display.append(String.valueOf(location.getElementOccurrence()));
-                    display.append(')');
-                }
-            }
-
-            if (location.getComponentPosition() > -1) {
-                display.append(", component ");
-                display.append(String.valueOf(location.getComponentPosition()));
-            }
-        }
-
-        return display.toString();
-    }
-
     /**
      * Construct an exception with the associated message, exception and
      * location.
@@ -93,7 +55,7 @@ private static String displayLocation(Location location) {
      *            a nested error / exception
      */
     public EDIStreamException(String message, Location location, Throwable cause) {
-        super(message + " " + displayLocation(location), cause);
+        super(message + " " + location.toString(), cause);
         this.location = location;
     }
 
@@ -107,7 +69,7 @@ public EDIStreamException(String message, Location location, Throwable cause) {
      *            the location of the error
      */
     public EDIStreamException(String message, Location location) {
-        super(message + " " + displayLocation(location));
+        super(message + " " + location.toString());
         this.location = location;
     }
 

src/main/java/io/xlate/edi/stream/EDIValidationException.java

@@ -16,7 +16,7 @@ public EDIValidationException(EDIStreamEvent event,
             EDIStreamValidationError error,
             Location location,
             CharSequence data) {
-        super();
+        super("Encountered " + event + " [" + error + "]" + (location != null ? " " + location.toString() : ""));
         this.event = event;
         this.error = error;
         this.location = location;

src/main/resources/X12/v00200.xml

@@ -202,7 +202,7 @@
   <elementType name="E143" number="143" base="string" minLength="3" maxLength="3" />
   <elementType name="E329" number="329" base="string" minLength="4" maxLength="9" />
   <elementType name="E337" number="337" base="time" minLength="4" maxLength="8" />
-  <elementType name="E373" number="373" base="date" minLength="8" maxLength="8" />
+  <elementType name="E373" number="373" base="date" minLength="6" maxLength="8" />
   <elementType name="E455" number="455" base="string" maxLength="2" />
 
   <elementType name="E479" number="479" base="identifier" minLength="2" maxLength="2">