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package com.sun.enterprise.tools.common.validation.constraints;
import java.util.ArrayList;
import java.util.Collection;
import java.text.MessageFormat;
import com.sun.enterprise.tools.common.validation.constraints.ConstraintFailure;
import com.sun.enterprise.tools.common.validation.util.BundleReader;
/**
* IntegerGreaterThanConstraint is a {@link Constraint} to validate numbers
* between the given value and Integer.MAX_VALUE.
* It implements <code>Constraint</code> interface and extends
* {@link ConstraintUtils} class.
* <code>match</code> method of this object returns empty
* <code>Collection</code> if the value being validated is a number between
* the given value and Integer.MAX_VALUE; else it returns a
* <code>Collection</code> with a {@link ConstraintFailure} object in it.
* <code>ConstraintUtils</code> class provides utility methods for formating
* failure messages and a <code>print<method> method to print this object.
*
* @author Rajeshwar Patil
* @version %I%, %G%
*/
public class IntegerGreaterThanConstraint extends ConstraintUtils
implements Constraint {
/**
* A value represented by this <code>Constraint</code>.
*/
private int value = -1;
/** Creates a new instance of <code>IntegerGreaterThanConstraint</code>. */
public IntegerGreaterThanConstraint() {
value = -1;
}
/** Creates a new instance of <code>IntegerGreaterThanConstraint</code>. */
public IntegerGreaterThanConstraint(String inputValue) {
try {
this.value = Integer.parseInt(inputValue);
} catch(NumberFormatException e) {
String format =
BundleReader.getValue("Error_failed_to_create"); //NOI18N
Object[] arguments =
new Object[]{"IntegerGreaterThanConstraint"}; //NOI18N
System.out.println(MessageFormat.format(format, arguments));
}
}
/**
* Validates the given value against this <code>Constraint</code>.
*
* @param value the value to be validated.
* @param name the element name, value of which is being validated.
* It is used only in case of <code>Constraint</code> failure, to construct
* the failure message.
*
* @return <code>Collection</code> the Collection of
* <code>ConstraintFailure</code> Objects. Collection is empty if
* there are no failures. This method will fail, if the given value
* is not between the value this Constraint represents and Integer.MAX_VALUE.
*/
public Collection match(String inputValue, String name) {
ArrayList failed_constrained_list = new ArrayList();
if((inputValue != null) && (inputValue.length() != 0)){
try {
int intValue = Integer.parseInt(inputValue);
if((intValue <= value) || (intValue > Integer.MAX_VALUE)){
addFailure(failed_constrained_list, name, inputValue);
}
} catch(NumberFormatException e) {
addFailure(failed_constrained_list, name, inputValue);
}
}
return failed_constrained_list;
}
/**
* Sets the value represented by this object.
*
* @param value the value represented by this object.
*/
public void setValue(String value){
try {
this.value = Integer.parseInt(value);
} catch(NumberFormatException e) {
String format =
BundleReader.getValue("Error_failed_to_set"); //NOI18N
Object[] arguments =
new Object[]{this.toString(), "Value"}; //NOI18N
System.out.println(MessageFormat.format(format, arguments));
}
}
/**
* Sets the value represented by this object.
*
* @param value the value represented by this object.
*/
public void setValue(Integer value){
this.value = value.intValue();
}
/**
* Prints this <code>Constraint</code>.
*/
public void print() {
super.print();
String format = BundleReader.getValue("Name_Value_Pair_Format");//NOI18N
Object[] arguments =
new Object[]{"Value", String.valueOf(value)}; //NOI18N
System.out.println(MessageFormat.format(format, arguments));
}
private void addFailure(Collection failed_constrained_list,
String name, String inputValue){
String failureMessage = formatFailureMessage(toString(),
inputValue, name);
String format = BundleReader.getValue(
"MSG_IntegerGreaterThanConstraint_Failure"); //NOI18N
Object[] arguments =
new Object[]{String.valueOf(value)};
String genericFailureMessage = MessageFormat.format(format, arguments);
failed_constrained_list.add(new ConstraintFailure(toString(),
inputValue, name, failureMessage, genericFailureMessage));
}
}
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