From 663667a6a7df13305674636b169bd7a295472e2e Mon Sep 17 00:00:00 2001
From: Thomas <>
Date: Wed, 12 Jul 2023 10:12:18 +0200
Subject: feat(core): add static method into PVP bPK attribute-builder to build
 attribute-values according to specification

---
 .../builder/attributes/BpkAttributeBuilder.java    | 27 +++++++++++++++-------
 1 file changed, 19 insertions(+), 8 deletions(-)

(limited to 'eaaf_core/src')

diff --git a/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/builder/attributes/BpkAttributeBuilder.java b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/builder/attributes/BpkAttributeBuilder.java
index 5cbfec01..a9bbebfc 100644
--- a/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/builder/attributes/BpkAttributeBuilder.java
+++ b/eaaf_core/src/main/java/at/gv/egiz/eaaf/core/impl/idp/builder/attributes/BpkAttributeBuilder.java
@@ -19,9 +19,9 @@
 
 package at.gv.egiz.eaaf.core.impl.idp.builder.attributes;
 
+import javax.annotation.Nonnull;
+
 import org.apache.commons.lang3.StringUtils;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
 import at.gv.egiz.eaaf.core.api.idp.IAttributeGenerator;
 import at.gv.egiz.eaaf.core.api.idp.IAuthData;
@@ -30,12 +30,12 @@ import at.gv.egiz.eaaf.core.api.idp.ISpConfiguration;
 import at.gv.egiz.eaaf.core.exceptions.AttributeBuilderException;
 import at.gv.egiz.eaaf.core.exceptions.UnavailableAttributeException;
 import at.gv.egiz.eaaf.core.impl.builder.BpkBuilder;
+import lombok.extern.slf4j.Slf4j;
 
+@Slf4j
 @PvpMetadata
 public class BpkAttributeBuilder implements IPvpAttributeBuilder {
 
-  private static final Logger log = LoggerFactory.getLogger(BpkAttributeBuilder.class);
-  
   @Override
   public String getName() {
     return BPK_NAME;
@@ -55,16 +55,27 @@ public class BpkAttributeBuilder implements IPvpAttributeBuilder {
     return g.buildEmptyAttribute(BPK_FRIENDLY_NAME, BPK_NAME);
   }
 
+  /**
+   * Build a bPK attribute-value according to PVP specification.
+   * 
+   * @param bpk     bPK
+   * @param bpkType Type of the bPK
+   * @return PVP attribute-value for bPK
+   */
+  public static String buildFromBpkAndType(@Nonnull String bpk, @Nonnull String bpkType) {
+    return BpkBuilder.removeBpkTypePrefix(bpkType) + DELIMITER_BPKTYPE_BPK + bpk;
+
+  }
+
   protected String getBpkForSP(final IAuthData authData) throws UnavailableAttributeException {
     if (StringUtils.isEmpty(authData.getBpk()) || StringUtils.isEmpty(authData.getBpkType())) {
       throw new UnavailableAttributeException(BPK_NAME);
       
     }
     
-    final String bpk = attrMaxSize(authData.getBpk());
-    final String type = BpkBuilder.removeBpkTypePrefix(authData.getBpkType());
-
-    return type + DELIMITER_BPKTYPE_BPK + bpk;
+    return buildFromBpkAndType(
+        attrMaxSize(authData.getBpk()),
+        BpkBuilder.removeBpkTypePrefix(authData.getBpkType()));
 
   }
 
-- 
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