javax.constraints.VarRealSelector Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of jsr331 Show documentation
Show all versions of jsr331 Show documentation
JCP Standard JSR331 “Java Constraint Programming API”. It is used for Modeling and Solving Constraint Satisfaction and Optimization Problems using Java and off-the-shelf Constraint/Linear Solvers
The newest version!
//=============================================
// J A V A C O M M U N I T Y P R O C E S S
//
// J S R 3 3 1
//
// Specification
//
//=============================================
package javax.constraints;
/**
* This is a common interface for selection of a constrained
* real variable from an array of real variables. Used inside search strategies.
*
*/
public interface VarRealSelector {
/**
* Returns the array of constrained real variables upon which this selector was defined.
* @return the array of constrained real variables upon which
* this selector was defined.
*/
public VarReal[] getVarReals();
/**
* Returns the index of the selected variable in the array of constrained
* real variables upon which this selector was defined. If no
* real variables to select, it returns -1;
* @return the index of the selected real variable in the array of constrained
* real variables upon which this selector was defined. Returns -1 if
* there are no real variables to select.
*/
public int select();
}