001 /******************************************************************************* 002 * Portions created by Sebastian Thomschke are copyright (c) 2005-2011 Sebastian 003 * Thomschke. 004 * 005 * All Rights Reserved. This program and the accompanying materials 006 * are made available under the terms of the Eclipse Public License v1.0 007 * which accompanies this distribution, and is available at 008 * http://www.eclipse.org/legal/epl-v10.html 009 * 010 * Contributors: 011 * Sebastian Thomschke - initial implementation. 012 *******************************************************************************/ 013 package net.sf.oval.constraint; 014 015 import java.lang.annotation.Documented; 016 import java.lang.annotation.ElementType; 017 import java.lang.annotation.Retention; 018 import java.lang.annotation.RetentionPolicy; 019 import java.lang.annotation.Target; 020 021 import net.sf.oval.ConstraintTarget; 022 import net.sf.oval.ConstraintViolation; 023 import net.sf.oval.configuration.annotation.Constraint; 024 import net.sf.oval.configuration.annotation.Constraints; 025 026 /** 027 * Check if the date is in the future. 028 * 029 * <br><br> 030 * <b>Note:</b> This constraint is also satisfied when the value to validate is null, therefore you might also need to specified @NotNull 031 * 032 * @author Sebastian Thomschke 033 */ 034 @Documented 035 @Retention(RetentionPolicy.RUNTIME) 036 @Target({ElementType.FIELD, ElementType.PARAMETER, ElementType.METHOD}) 037 @Constraint(checkWith = FutureCheck.class) 038 public @interface Future 039 { 040 @Documented 041 @Retention(RetentionPolicy.RUNTIME) 042 @Target({ElementType.FIELD, ElementType.PARAMETER, ElementType.METHOD}) 043 @Constraints 044 public @interface List 045 { 046 /** 047 * The Future constraints. 048 */ 049 Future[] value(); 050 051 /** 052 * Formula returning <code>true</code> if this constraint shall be evaluated and 053 * <code>false</code> if it shall be ignored for the current validation. 054 * <p> 055 * <b>Important:</b> The formula must be prefixed with the name of the scripting language that is used. 056 * E.g. <code>groovy:_this.amount > 10</code> 057 * <p> 058 * Available context variables are:<br> 059 * <b>_this</b> -> the validated bean<br> 060 * <b>_value</b> -> the value to validate (e.g. the field value, parameter value, method return value, 061 * or the validated bean for object level constraints) 062 */ 063 String when() default ""; 064 } 065 066 /** 067 * <p>In case the constraint is declared for an array, collection or map this controls how the constraint is applied to it and it's child objects. 068 * 069 * <p><b>Default:</b> ConstraintTarget.VALUES 070 * 071 * <p><b>Note:</b> This setting is ignored for object types other than array, map and collection. 072 */ 073 ConstraintTarget[] appliesTo() default ConstraintTarget.VALUES; 074 075 /** 076 * error code passed to the ConstraintViolation object 077 */ 078 String errorCode() default "net.sf.oval.constraint.Future"; 079 080 /** 081 * message to be used for the ContraintsViolatedException 082 * 083 * @see ConstraintViolation 084 */ 085 String message() default "net.sf.oval.constraint.Future.violated"; 086 087 /** 088 * The associated constraint profiles. 089 */ 090 String[] profiles() default {}; 091 092 /** 093 * severity passed to the ConstraintViolation object 094 */ 095 int severity() default 0; 096 097 /** 098 * An expression to specify where in the object graph relative from this object the expression 099 * should be applied. 100 * <p> 101 * Examples: 102 * <li>"owner" would apply this constraint to the current object's property <code>owner</code> 103 * <li>"owner.id" would apply this constraint to the current object's <code>owner</code>'s property <code>id</code> 104 * <li>"jxpath:owner/id" would use the JXPath implementation to traverse the object graph to locate the object where this constraint should be applied. 105 */ 106 String target() default ""; 107 108 /** 109 * Tolerance in milliseconds the validated value can be in the past. 110 * This is useful to compensate time differences in distributed environments where the clocks are not 100% in sync. 111 */ 112 int tolerance() default 0; 113 114 /** 115 * Formula returning <code>true</code> if this constraint shall be evaluated and 116 * <code>false</code> if it shall be ignored for the current validation. 117 * <p> 118 * <b>Important:</b> The formula must be prefixed with the name of the scripting language that is used. 119 * E.g. <code>groovy:_this.amount > 10</code> 120 * <p> 121 * Available context variables are:<br> 122 * <b>_this</b> -> the validated bean<br> 123 * <b>_value</b> -> the value to validate (e.g. the field value, parameter value, method return value, 124 * or the validated bean for object level constraints) 125 */ 126 String when() default ""; 127 }