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java.lang.Objectcom.jaxfront.core.util.VectorHelper
public class VectorHelper
Constructor Summary | |
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VectorHelper()
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Method Summary | |
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static java.util.Vector |
difference(java.util.Vector vectA,
java.util.Vector vectB)
This method returns a Vector containing the set of objects contained in vectA that are not contained in vectB. |
static java.util.Vector |
duplicates(java.util.Vector vector)
This method returns a Vector of items that appeared in the vector parameter more than once. |
static java.lang.Object |
getFirstCommonObject(java.util.Vector vectA,
java.util.Vector vectB)
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static java.util.Vector |
intersection(java.util.Vector vectA,
java.util.Vector vectB)
This method returns a Vector containing the intersection of the objects contained in vectA and vectB. |
static void |
main(java.lang.String[] args)
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static java.util.Vector |
minus(java.util.Vector vectA,
java.util.Vector vectB)
This method returns a Vector containing the elements of vectA minus the elements of vectB. |
static boolean |
overlaps(java.util.Vector vectA,
java.util.Vector vectB)
Returns true if vectA and vectB have any elements in common. |
static java.util.Vector |
stringVector(java.lang.String input,
java.lang.String sepChars)
This method takes a sepChars-separated string and converts it to a vector of fields. i.e., "gomod,jonabbey" -> a vector whose elements are "gomod" and "jonabbey". |
static java.util.Vector |
union(java.util.Vector vectA,
java.util.Vector vectB)
This method returns a Vector containing the union of the objects contained in vectA and vectB. |
static void |
unionAdd(java.util.Vector vect,
java.lang.Object obj)
This method adds obj to vect if and only if vect does not already contain obj. |
static java.lang.String |
vectorString(java.util.Vector vec)
This method returns a string containing all the elements in vec concatenated together, comma separated. |
static java.lang.String |
vectorString(java.util.Vector vec,
java.lang.String method)
This method returns a string containing all the elements in vec concatenated together, comma separated. |
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public VectorHelper()
Method Detail |
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public static java.util.Vector union(java.util.Vector vectA, java.util.Vector vectB)
public static void unionAdd(java.util.Vector vect, java.lang.Object obj)
This method adds obj to vect if and only if vect does not already contain obj.
public static boolean overlaps(java.util.Vector vectA, java.util.Vector vectB)
public static java.util.Vector intersection(java.util.Vector vectA, java.util.Vector vectB)
public static java.lang.Object getFirstCommonObject(java.util.Vector vectA, java.util.Vector vectB)
public static java.util.Vector difference(java.util.Vector vectA, java.util.Vector vectB)
public static java.util.Vector duplicates(java.util.Vector vector)
public static java.util.Vector minus(java.util.Vector vectA, java.util.Vector vectB)
public static java.lang.String vectorString(java.util.Vector vec)
public static java.lang.String vectorString(java.util.Vector vec, java.lang.String method)
public static java.util.Vector stringVector(java.lang.String input, java.lang.String sepChars)
input
- the sepChars-separated string to test.sepChars
- a string containing a list of characters which may occur as
field separators. Any two fields in the input may be separated
by one or many of the characters present in sepChars.public static void main(java.lang.String[] args)
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