Package com.sun.jdo.spi.persistence.support.ejb.ejbqlc

Class ParameterSupport

java.lang.Object
com.sun.jdo.spi.persistence.support.ejb.ejbqlc.ParameterSupport
public class ParameterSupport extends Object
Helper class to handle EJBQL query parameters.
Author:
Michael Bouschen, Shing Wai Chan

  • Field Details

  • Constructor Details

    • ParameterSupport

      public ParameterSupport(Method method)
      Constructor.
      Parameters:
      method - the Method instance of the finder/selector method.

  • Method Details

    • getParameterType

      public Class getParameterType(String ejbqlParamDecl)
      Returns type of the EJBQL parameter by input parameter declaration string. The specified string denotes a parameter application in EJBQL. It has the form "?" where is the parameter number starting with 1.
      Returns:
      class instance representing the parameter type.

    • getParameterType

      public Class getParameterType(int paramNumber)
      Returns the type of the EJBQL parameter by number. Note, the numbering of EJBQL parameters starts with 1, so the method expects 1 as the number of the first parameter.
      Returns:
      class instance representing the parameter type.

    • getParameterEjbName

      public String getParameterEjbName(String ejbqlParamDecl)
      Get EJB name corresponding to the EJBQL parameter by input parameter declaration string.
      Parameters:
      ejbqlParamDecl - denotes a parameter application in EJBQL. It has the form "?" where is the parameter number starting with 1.
      Returns:
      class instance representing the parameter type.

    • getParameterEjbName

      public String getParameterEjbName(int paramNumber)
      Get EJB name corresponding to the EJBQL parameter number.
      Parameters:
      paramNumber - numbering of parameters starting with 1
      Returns:
      class instance representing the parameter type.

    • setParameterEjbName

      public void setParameterEjbName(String ejbqlParamDecl, String ejbName)
      Set EJB name corresponding to the EJBQL parameter by input parameter declaration string.
      Parameters:
      ejbqlParamDecl - denotes a parameter application in EJBQL. It has the form "?" where is the parameter number starting with 1.
      ejbName -

    • getParameterEjbNames

      public String[] getParameterEjbNames()
      Get all EJB names corresponding to the EJBQL parameters.
      Returns:
      class instance representing the parameter type.

    • getParameterName

      public String getParameterName(String ejbqlParamDecl)
      Returns the name of the corresponding JDO parameter. The specified string denotes a parameter application in EJBQL. It has the form "?" where is the parameter number starting with 1.
      Returns:
      name of JDOQL parameter

    • getParameterName

      public String getParameterName(int paramNumber)
      Returns the name of the corresponding JDO parameter by parameter number.
      Returns:
      name of JDOQL parameter

    • getParameterCount

      public int getParameterCount()
      Returns the number of parameters.
      Returns:
      parameter count.