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--- magik-demo:developer:class:core:foreignkey [2013/07/19 16:39]
alex
+++ magik-demo:developer:class:core:foreignkey [2017/07/06 15:24] (current)
@@ Line 1: / Line 1: @@
 ====== Foreign Key ======
+**''public class ForeignKey''** \\
+**''implements Serializable''**
 Foreign Key describes a foreign key dependency between two relations from the common schema \\
 ''(sourceRelation[sourceAttriutes] REFERENCES targetRealtion[targetKey])''
+===== Class Attributes =====
+<code java>
+private long id;
+private Relation sourceRelation;
+private Relation targetRelation;
+private java.util.ArrayList<Integer> sourceAttributes;
+private boolean virtual;
+private boolean enforced;
+</code>
+===== Class Constructors =====
+==== ForeignKey ====
+<code java>
+public ForeignKey()
+</code>
+Default constructor
+----
+==== ForeignKey ====
+<code java>
+public ForeignKey (Relation sourceRelation,
+                   Relation targetRelation,
+		   java.util.ArrayList<Integer> sourceAttributes)
+</code>
+Constructor that store also values inside the class attributes.
+//Called by://
+  * it.unibz.inf.magik.web.SessionControl
+  * it.unibz.inf.magik.db.DatabaseConnector
+  * it.unibz.inf.magik.test.CycleDetectionTest
+  * it.unibz.inf.magik.test.TestFK
+  * it.unibz.inf.magik.test.TestFK2
+  * it.unibz.inf.magik.test.TestHardCaseFDCandFK
+  * it.unibz.inf.magik.test.TestQueryGeneralization
+  * it.unibz.inf.magik.test.TCQCReasonerFKandFD
+  * it.unibz.inf.magik.test.TCQCReasonerTCSuggestions
+  * it.unibz.inf.magik.test.TestQueryClass
+**Parameters:**
+  * sourceRelation - source relation
+  * targetRelation - target relation
+  * sourceAttributes - source attributes (position)
+===== Class Methods =====
+==== printHTML ====
+<code java>
+public java.lang.String printHTML()
+</code>
+This method is used for create a compact view of a foreign key (''table[field] -> table2[field]'')
+**Returns:**
+  * foreign key adapted to the compact view
+----
+==== getters and setters methods ====
+<code java>
+public Relation getSourceRelation()
+public void setSourceRelation(Relation sourceRelation)
+public Relation getTargetRelation()
+public void setTargetRelation(Relation targetRelation)
+public java.util.ArrayList<Integer> getSourceAttributes()
+public void setSourceAttributes(java.util.ArrayList<Integer> sourceAttributes)
+public long getId()
+public void setId(long id)
+public boolean isVirtual()
+public void setVirtual(boolean virtual)
+public boolean isEnforced()
+public void setEnforced(boolean enforced)
+public Integer getTargetKey()
+</code>
+[[magik-demo:developer:class:core:foreignkey|Back to Top]] | [[magik-demo:start|Back to Home Page]]

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