public void releaseExtra(Variable variable) {
        Validate.notNull(variable);
        Validate.isTrue(variable.getParent() == this);
        Validate.isTrue(variable.index >= argVars.size());
        Validate.isTrue(variable.used);

        variable.used = false;
    }
public void releaseExtra ( Variable variable ) { Validate . notNull ( variable ) ; Validate . isTrue ( variable . getParent ( ) == this ) ; Validate . isTrue ( variable . index >= argVars . size ( ) ) ; Validate . isTrue ( variable . used ) ; variable . used = false ; }
Release a variable that was acquired with {@link #acquireExtra(org.objectweb.asm.Type) }.
@param variable variable to release
@throws NullPointerException if any argument is {@code null}
@throws IllegalArgumentException if {@code variable} wasn't acquired from this object, or if {@code variable} refers to an argument,
or if {@code variable} has already been released