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java.lang.Object | +--DSRG.MW.Tuple
this class holds a tuple in a relation object. This is used for storing (cacheing) relational extents in the EVE-Demo. This is currently in the MKB, where it doesn't belong
Field Summary | |
(package private) Table |
parent
The extent to which this tuple belongs. |
(package private) java.util.Vector |
values
the values in the tuple. |
Constructor Summary | |
Tuple(Table myParent,
java.util.Vector myValues)
constructs a tuple with a certain Table instance as parent and sets its value from a vector (not cloned). |
Method Summary | |
java.lang.Object |
clone()
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boolean |
equals(Tuple otherTuple)
recursively calls the equals methods of this vector's objects |
java.util.Enumeration |
getEnumeration()
returns an enumeration on this tuple. |
int |
getSize()
returns the number of elements (attributes) in thi s tuple. |
java.util.Vector |
getVector()
returns this tuple as a vector |
void |
setVector(java.util.Vector myValues)
sets this tuple's vector (=data). |
java.lang.String |
toSQLString()
calls the toString() methods of this tuple's objects and concatenates them with commas in between and single quotes around the strings. |
java.lang.String |
toString()
calls the toString() methods of this tuple's objects and concatenates them |
Methods inherited from class java.lang.Object |
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Field Detail |
java.util.Vector values
Table parent
Constructor Detail |
public Tuple(Table myParent, java.util.Vector myValues)
Method Detail |
public java.util.Enumeration getEnumeration()
public int getSize()
public java.util.Vector getVector()
public void setVector(java.util.Vector myValues)
public boolean equals(Tuple otherTuple)
public java.lang.String toString()
public java.lang.String toSQLString()
public java.lang.Object clone()
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