diff options
Diffstat (limited to 'src/main/java/com/amazon/carbonado')
3 files changed, 75 insertions, 12 deletions
diff --git a/src/main/java/com/amazon/carbonado/synthetic/SyntheticBuilder.java b/src/main/java/com/amazon/carbonado/synthetic/SyntheticBuilder.java index 057825c..fa4efe8 100644 --- a/src/main/java/com/amazon/carbonado/synthetic/SyntheticBuilder.java +++ b/src/main/java/com/amazon/carbonado/synthetic/SyntheticBuilder.java @@ -30,6 +30,7 @@ import com.amazon.carbonado.SupportException; * returned by {@link #prepare}.
*
* @author Don Schneider
+ * @author David Rosenstrauch
*/
public interface SyntheticBuilder {
@@ -85,8 +86,15 @@ public interface SyntheticBuilder { public SyntheticKey addPrimaryKey();
/**
+ * Add an alternate key to be built.
+ * @return key to be decorated with property values defining the alternate key
+ * @since 1.2
+ */
+ public SyntheticKey addAlternateKey();
+
+ /**
* Add an index to the set managed by this builder. All indexes added this
- * way will be in addition to the primary key index.
+ * way will be in addition to the primary and alternate key indexes.
* @return index to be decorated with property values defining the index
*/
public SyntheticIndex addIndex();
diff --git a/src/main/java/com/amazon/carbonado/synthetic/SyntheticStorableBuilder.java b/src/main/java/com/amazon/carbonado/synthetic/SyntheticStorableBuilder.java index dcbdeb7..98b7dad 100644 --- a/src/main/java/com/amazon/carbonado/synthetic/SyntheticStorableBuilder.java +++ b/src/main/java/com/amazon/carbonado/synthetic/SyntheticStorableBuilder.java @@ -30,8 +30,10 @@ import org.cojen.classfile.TypeDesc; import org.cojen.classfile.attribute.Annotation;
import org.cojen.util.ClassInjector;
+import com.amazon.carbonado.AlternateKeys;
import com.amazon.carbonado.Index;
import com.amazon.carbonado.Indexes;
+import com.amazon.carbonado.Key;
import com.amazon.carbonado.Nullable;
import com.amazon.carbonado.PrimaryKey;
import com.amazon.carbonado.Storable;
@@ -52,6 +54,7 @@ import com.amazon.carbonado.util.AnnotationDescParser; *
* @author Don Schneider
* @author Brian S O'Neill
+ * @author David Rosenstrauch
*/
public class SyntheticStorableBuilder
implements SyntheticBuilder {
@@ -118,7 +121,12 @@ public class SyntheticStorableBuilder private SyntheticKey mPrimaryKey;
/**
- * List of indexes (in addition to the primary key) for this storable
+ * List of alternate keys for this storable
+ */
+ private List<SyntheticKey> mAlternateKeys;
+
+ /**
+ * List of indexes (in addition to the primary and alternate keys) for this storable
*/
private List<SyntheticIndex> mExtraIndexes;
@@ -158,6 +166,7 @@ public class SyntheticStorableBuilder mName = name;
mLoader = loader;
mPropertyList = new ArrayList<SyntheticProperty>();
+ mAlternateKeys = new ArrayList<SyntheticKey>();
mExtraIndexes = new ArrayList<SyntheticIndex>();
mClassNameProvider = new DefaultProvider();
}
@@ -187,6 +196,7 @@ public class SyntheticStorableBuilder }
definePrimaryKey(cf);
+ defineAlternateKeys(cf);
defineIndexes(cf);
return mClassFileGenerator;
@@ -260,6 +270,17 @@ public class SyntheticStorableBuilder /*
* (non-Javadoc)
*
+ * @see com.amazon.carbonado.synthetic.SyntheticBuilder#addAlternateKey()
+ */
+ public SyntheticKey addAlternateKey() {
+ SyntheticKey alternateKey = new SyntheticKey();
+ mAlternateKeys.add(alternateKey);
+ return alternateKey;
+ }
+
+ /*
+ * (non-Javadoc)
+ *
* @see com.amazon.carbonado.synthetic.SyntheticBuilder#addIndex()
*/
public SyntheticIndex addIndex() {
@@ -340,31 +361,51 @@ public class SyntheticStorableBuilder }
/**
+ * Decorate a classfile with the @AlternateKeys for this synthetic storable.
+ *
+ * @param cf ClassFile to decorate
+ */
+ private void defineAlternateKeys(ClassFile cf) {
+ // Add alternate keys annotation
+ //
+ // @AlternateKeys(value={
+ // @Key(value={"+/-propName", "+/-propName", ...})
+ // })
+ defineIndexes(cf, mAlternateKeys, AlternateKeys.class, Key.class);
+ }
+
+ /**
* Decorate a classfile with the @Indexes for this synthetic storable.
*
* @param cf ClassFile to decorate
*/
private void defineIndexes(ClassFile cf) {
- if (mExtraIndexes.size() == 0) {
- return;
- }
-
// Add indexes annotation
//
// @Indexes(value={
// @Index(value={"+/-propName", "+/-propName", ...})
// })
+ defineIndexes(cf, mExtraIndexes, Indexes.class, Index.class);
+ }
+
+ private void defineIndexes(ClassFile cf,
+ List<? extends SyntheticPropertyList> definedIndexes,
+ Class annotationGroupClass,
+ Class annotationClass) {
+ if (definedIndexes.size() == 0) {
+ return;
+ }
- Annotation indexSet = cf.addRuntimeVisibleAnnotation(TypeDesc.forClass(Indexes.class));
+ Annotation indexSet = cf.addRuntimeVisibleAnnotation(TypeDesc.forClass(annotationGroupClass));
- Annotation.MemberValue[] indexes = new Annotation.MemberValue[mExtraIndexes.size()];
+ Annotation.MemberValue[] indexes = new Annotation.MemberValue[definedIndexes.size()];
// indexSet.value -> indexes
indexSet.putMemberValue("value", indexes);
int position = 0;
- for (SyntheticIndex extraIndex : mExtraIndexes) {
- Annotation index = addIndex(indexSet, indexes, position++);
+ for (SyntheticPropertyList extraIndex : definedIndexes) {
+ Annotation index = addIndex(indexSet, indexes, position++, annotationClass);
Annotation.MemberValue[] indexProps =
new Annotation.MemberValue[extraIndex.getPropertyCount()];
@@ -384,16 +425,18 @@ public class SyntheticStorableBuilder * source of annotation (eg, makeAnnotation and makeMemberValue)
* @param indexes
* @param position
+ * @param annotationClass TODO
* @return
*/
private Annotation addIndex(Annotation annotator,
Annotation.MemberValue[] indexes,
- int position)
+ int position,
+ Class annotationClass)
{
assert (indexes.length > position);
Annotation index = annotator.makeAnnotation();
- index.setType(TypeDesc.forClass(Index.class));
+ index.setType(TypeDesc.forClass(annotationClass));
indexes[position] = annotator.makeMemberValue(index);
return index;
}
diff --git a/src/main/java/com/amazon/carbonado/synthetic/SyntheticStorableReferenceBuilder.java b/src/main/java/com/amazon/carbonado/synthetic/SyntheticStorableReferenceBuilder.java index 0832aa9..f9db620 100644 --- a/src/main/java/com/amazon/carbonado/synthetic/SyntheticStorableReferenceBuilder.java +++ b/src/main/java/com/amazon/carbonado/synthetic/SyntheticStorableReferenceBuilder.java @@ -65,6 +65,7 @@ import org.cojen.util.BeanComparator; *
* @author Brian S O'Neill
* @author Don Schneider
+ * @author David Rosenstrauch
*/
public class SyntheticStorableReferenceBuilder<S extends Storable>
implements SyntheticBuilder {
@@ -306,6 +307,17 @@ public class SyntheticStorableReferenceBuilder<S extends Storable> /*
* (non-Javadoc)
*
+ * @see com.amazon.carbonado.synthetic.SyntheticBuilder#addAlternateKey() Note that
+ * using this method for a SyntheticReference being used as an alternate key is
+ * not well defined.
+ */
+ public SyntheticKey addAlternateKey() {
+ return mBuilder.addAlternateKey();
+ }
+
+ /*
+ * (non-Javadoc)
+ *
* @see com.amazon.carbonado.synthetic.SyntheticBuilder#addIndex() Note that
* using this method for a SyntheticReference being used as an index is
* not well defined.
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