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package javax.faces.validator;
import java.util.
Collection;
import javax.faces.
FacesException;
import javax.faces.application.
FacesMessage;
/**
* <p>A <strong class="changed_modified_2_0">ValidatorException</strong> is an exception
* thrown by the <code>validate()</code> method of a
* {@link Validator} to indicate that validation failed.
*/
public class
ValidatorException extends
FacesException {
// ----------------------------------------------------------- Constructors
/**
* <p>Construct a new exception with the specified message and
* no root cause.</p>
*
* @param message The message for this exception
*/
public
ValidatorException(
FacesMessage message) {
super(
message.
getSummary());
this.
message =
message;
}
/**
* <p class="changed_added_2_0">Allow this one exception to contain
* multiple messages.</p>
* @param messages
*
* @since 2.0
*/
public
ValidatorException(
Collection<
FacesMessage>
messages) {
this.
messages =
messages;
}
/**
* <p>Construct a new exception with the specified detail message and
* root cause.</p>
*
* @param message The detail message for this exception
* @param cause The root cause for this exception
*/
public
ValidatorException(
FacesMessage message,
Throwable cause) {
super(
message.
getSummary(),
cause);
this.
message =
message;
}
/**
* <p class="changed_added_2_0">Allow this one exception to contain
* multiple messages, while passing on the root cause to the superclass</p>
* @param messages the detail messages for this exception
* @param cause the root cause for this exception
*
* @since 2.0
*/
public
ValidatorException(
Collection<
FacesMessage>
messages,
Throwable cause) {
super(
messages.
isEmpty() ? "" :
messages.
iterator().
next().
getSummary(),
cause);
this.
messages =
messages;
}
/**
* <p class="changed_modified_2_0">Returns the <code>FacesMessage</code>
* associated with
* the exception. If this instance
* was created with a constructor that takes
* <code>Collection<FacesMessage></code>, this method returns the first
* message in the <code>Collection</code></p>
*/
public
FacesMessage getFacesMessage() {
FacesMessage result = this.
message;
if (null ==
result && null != this.
messages && !this.
messages.
isEmpty()) {
result =
messages.
iterator().
next();
}
return
result;
}
/**
* <p class="changed_modified_2_0">If this instance was created with a
* constructor that takes
* <code>Collection<FacesMessage></code>, this method returns the passed
* collection, otherwise this method returns <code>null</code>.</p>
*
* @since 2.0
*/
public
Collection<
FacesMessage>
getFacesMessages() {
return this.
messages;
}
private
FacesMessage message;
private
Collection<
FacesMessage>
messages;
}