diff options
author | Henning Baldersheim <balder@yahoo-inc.com> | 2019-06-28 12:39:19 +0200 |
---|---|---|
committer | Henning Baldersheim <balder@yahoo-inc.com> | 2019-06-28 12:39:19 +0200 |
commit | b809a87e9d0d94d2ca238f8ab2f4d687130ddbf2 (patch) | |
tree | 95387c50a2e50e4d38355c8038729a645e94cdd6 /docproc/src/main/java/com/yahoo/docproc/AbstractConcreteDocumentFactory.java | |
parent | e8d94725ce3698a764b4710f486f4358e1360df7 (diff) |
Use a utility method for upgrading to concrete types.
Diffstat (limited to 'docproc/src/main/java/com/yahoo/docproc/AbstractConcreteDocumentFactory.java')
-rw-r--r-- | docproc/src/main/java/com/yahoo/docproc/AbstractConcreteDocumentFactory.java | 27 |
1 files changed, 23 insertions, 4 deletions
diff --git a/docproc/src/main/java/com/yahoo/docproc/AbstractConcreteDocumentFactory.java b/docproc/src/main/java/com/yahoo/docproc/AbstractConcreteDocumentFactory.java index 8f771418959..d31573c76a4 100644 --- a/docproc/src/main/java/com/yahoo/docproc/AbstractConcreteDocumentFactory.java +++ b/docproc/src/main/java/com/yahoo/docproc/AbstractConcreteDocumentFactory.java @@ -1,15 +1,15 @@ // Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. package com.yahoo.docproc; -import java.lang.reflect.Constructor; -import java.lang.reflect.InvocationTargetException; import java.util.Map; import com.yahoo.document.Document; import com.yahoo.document.DocumentId; +import com.yahoo.document.Field; import com.yahoo.document.annotation.Annotation; +import com.yahoo.document.datatypes.FieldValue; import com.yahoo.document.datatypes.Struct; import com.yahoo.document.datatypes.StructuredFieldValue; -import com.yahoo.yolean.Exceptions; + /** * Subtyped by factory classes for concrete document types. The factory classes are auto-generated @@ -28,5 +28,24 @@ public abstract class AbstractConcreteDocumentFactory extends com.yahoo.componen * * @return A concrete document instance */ - public abstract com.yahoo.document.Document getDocumentCopy(java.lang.String type, com.yahoo.document.datatypes.StructuredFieldValue src, com.yahoo.document.DocumentId id); + public abstract Document getDocumentCopy(java.lang.String type, StructuredFieldValue src, DocumentId id); + + /** + * If the FieldValue is a StructuredFieldValue it will upgrade to the concrete type + * @param field + * @param fv + * @return fv or upgraded fv + */ + public FieldValue optionallyUpgrade(Field field, FieldValue fv) { + if (fv instanceof StructuredFieldValue) { + try { + return structTypes().get(field.getDataType().getName()) + .getConstructor(StructuredFieldValue.class) + .newInstance(fv); + } catch (java.lang.Exception ex) { + throw new RuntimeException(ex); + } + } + return fv; + } } |