From ecaf0f8c6c604077d9e08cf4934756b18bddc5bf Mon Sep 17 00:00:00 2001
From: Andreas Hufler <andreas.hufler@aboutbits.it>
Date: Fri, 6 Sep 2024 08:46:40 +0200
Subject: [PATCH] add bean validation for ScaledBigDecimal

---
 .../MaxScaledBigDecimalValidator.java         | 25 ++++++++++
 .../MinScaledBigDecimalValidator.java         | 25 ++++++++++
 ...gativeOrZeroScaledBigDecimalValidator.java | 17 +++++++
 .../NegativeScaledBigDecimalValidator.java    | 17 +++++++
 ...sitiveOrZeroScaledBigDecimalValidator.java | 17 +++++++
 .../PositiveScaledBigDecimalValidator.java    | 17 +++++++
 src/main/resources/META-INF/validation.xml    | 11 +++++
 .../validation/scaled-big-decimal.xml         | 46 +++++++++++++++++++
 8 files changed, 175 insertions(+)
 create mode 100644 src/main/java/it/aboutbits/springboot/toolbox/validation/validator/MaxScaledBigDecimalValidator.java
 create mode 100644 src/main/java/it/aboutbits/springboot/toolbox/validation/validator/MinScaledBigDecimalValidator.java
 create mode 100644 src/main/java/it/aboutbits/springboot/toolbox/validation/validator/NegativeOrZeroScaledBigDecimalValidator.java
 create mode 100644 src/main/java/it/aboutbits/springboot/toolbox/validation/validator/NegativeScaledBigDecimalValidator.java
 create mode 100644 src/main/java/it/aboutbits/springboot/toolbox/validation/validator/PositiveOrZeroScaledBigDecimalValidator.java
 create mode 100644 src/main/java/it/aboutbits/springboot/toolbox/validation/validator/PositiveScaledBigDecimalValidator.java
 create mode 100644 src/main/resources/META-INF/validation.xml
 create mode 100644 src/main/resources/META-INF/validation/scaled-big-decimal.xml

diff --git a/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/MaxScaledBigDecimalValidator.java b/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/MaxScaledBigDecimalValidator.java
new file mode 100644
index 0000000..024d124
--- /dev/null
+++ b/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/MaxScaledBigDecimalValidator.java
@@ -0,0 +1,25 @@
+package it.aboutbits.springboot.toolbox.validation.validator;
+
+import it.aboutbits.springboot.toolbox.type.ScaledBigDecimal;
+import jakarta.validation.ConstraintValidator;
+import jakarta.validation.ConstraintValidatorContext;
+import jakarta.validation.constraints.Max;
+
+public class MaxScaledBigDecimalValidator implements ConstraintValidator<Max, ScaledBigDecimal> {
+
+    private long upperBound;
+
+    @Override
+    public void initialize(Max constraintAnnotation) {
+        this.upperBound = constraintAnnotation.value();
+    }
+
+    @Override
+    public boolean isValid(ScaledBigDecimal scaledBigDecimal, ConstraintValidatorContext context) {
+        if (scaledBigDecimal == null) {
+            return true;
+        }
+
+        return scaledBigDecimal.compareTo(new ScaledBigDecimal(upperBound)) <= 0;
+    }
+}
diff --git a/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/MinScaledBigDecimalValidator.java b/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/MinScaledBigDecimalValidator.java
new file mode 100644
index 0000000..1cffd2a
--- /dev/null
+++ b/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/MinScaledBigDecimalValidator.java
@@ -0,0 +1,25 @@
+package it.aboutbits.springboot.toolbox.validation.validator;
+
+import it.aboutbits.springboot.toolbox.type.ScaledBigDecimal;
+import jakarta.validation.ConstraintValidator;
+import jakarta.validation.ConstraintValidatorContext;
+import jakarta.validation.constraints.Min;
+
+public class MinScaledBigDecimalValidator implements ConstraintValidator<Min, ScaledBigDecimal> {
+
+    private Long lowerBound;
+
+    @Override
+    public void initialize(Min constraintAnnotation) {
+        this.lowerBound = constraintAnnotation.value();
+    }
+
+    @Override
+    public boolean isValid(ScaledBigDecimal scaledBigDecimal, ConstraintValidatorContext context) {
+        if (scaledBigDecimal == null) {
+            return true;
+        }
+
+        return scaledBigDecimal.compareTo(new ScaledBigDecimal(lowerBound)) >= 0;
+    }
+}
diff --git a/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/NegativeOrZeroScaledBigDecimalValidator.java b/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/NegativeOrZeroScaledBigDecimalValidator.java
new file mode 100644
index 0000000..31ac388
--- /dev/null
+++ b/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/NegativeOrZeroScaledBigDecimalValidator.java
@@ -0,0 +1,17 @@
+package it.aboutbits.springboot.toolbox.validation.validator;
+
+import it.aboutbits.springboot.toolbox.type.ScaledBigDecimal;
+import jakarta.validation.ConstraintValidator;
+import jakarta.validation.ConstraintValidatorContext;
+import jakarta.validation.constraints.NegativeOrZero;
+
+public class NegativeOrZeroScaledBigDecimalValidator implements ConstraintValidator<NegativeOrZero, ScaledBigDecimal> {
+    @Override
+    public boolean isValid(ScaledBigDecimal value, ConstraintValidatorContext context) {
+        if (value == null) {
+            return true;
+        }
+
+        return value.compareTo(ScaledBigDecimal.ZERO) < 1;
+    }
+}
diff --git a/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/NegativeScaledBigDecimalValidator.java b/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/NegativeScaledBigDecimalValidator.java
new file mode 100644
index 0000000..bdd3229
--- /dev/null
+++ b/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/NegativeScaledBigDecimalValidator.java
@@ -0,0 +1,17 @@
+package it.aboutbits.springboot.toolbox.validation.validator;
+
+import it.aboutbits.springboot.toolbox.type.ScaledBigDecimal;
+import jakarta.validation.ConstraintValidator;
+import jakarta.validation.ConstraintValidatorContext;
+import jakarta.validation.constraints.Negative;
+
+public class NegativeScaledBigDecimalValidator implements ConstraintValidator<Negative, ScaledBigDecimal> {
+    @Override
+    public boolean isValid(ScaledBigDecimal value, ConstraintValidatorContext context) {
+        if (value == null) {
+            return true;
+        }
+
+        return value.compareTo(ScaledBigDecimal.ZERO) < 0;
+    }
+}
diff --git a/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/PositiveOrZeroScaledBigDecimalValidator.java b/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/PositiveOrZeroScaledBigDecimalValidator.java
new file mode 100644
index 0000000..b1a0b85
--- /dev/null
+++ b/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/PositiveOrZeroScaledBigDecimalValidator.java
@@ -0,0 +1,17 @@
+package it.aboutbits.springboot.toolbox.validation.validator;
+
+import it.aboutbits.springboot.toolbox.type.ScaledBigDecimal;
+import jakarta.validation.ConstraintValidator;
+import jakarta.validation.ConstraintValidatorContext;
+import jakarta.validation.constraints.PositiveOrZero;
+
+public class PositiveOrZeroScaledBigDecimalValidator implements ConstraintValidator<PositiveOrZero, ScaledBigDecimal> {
+    @Override
+    public boolean isValid(ScaledBigDecimal value, ConstraintValidatorContext context) {
+        if (value == null) {
+            return true;
+        }
+
+        return value.compareTo(ScaledBigDecimal.ZERO) > -1;
+    }
+}
diff --git a/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/PositiveScaledBigDecimalValidator.java b/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/PositiveScaledBigDecimalValidator.java
new file mode 100644
index 0000000..9202d83
--- /dev/null
+++ b/src/main/java/it/aboutbits/springboot/toolbox/validation/validator/PositiveScaledBigDecimalValidator.java
@@ -0,0 +1,17 @@
+package it.aboutbits.springboot.toolbox.validation.validator;
+
+import it.aboutbits.springboot.toolbox.type.ScaledBigDecimal;
+import jakarta.validation.ConstraintValidator;
+import jakarta.validation.ConstraintValidatorContext;
+import jakarta.validation.constraints.Positive;
+
+public class PositiveScaledBigDecimalValidator implements ConstraintValidator<Positive, ScaledBigDecimal> {
+    @Override
+    public boolean isValid(ScaledBigDecimal value, ConstraintValidatorContext context) {
+        if (value == null) {
+            return true;
+        }
+
+        return value.compareTo(ScaledBigDecimal.ZERO) > 0;
+    }
+}
diff --git a/src/main/resources/META-INF/validation.xml b/src/main/resources/META-INF/validation.xml
new file mode 100644
index 0000000..73f7a36
--- /dev/null
+++ b/src/main/resources/META-INF/validation.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<validation-config
+        xmlns="https://jakarta.ee/xml/ns/validation/configuration"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:schemaLocation="https://jakarta.ee/xml/ns/validation/configuration
+            https://jakarta.ee/xml/ns/validation/configuration/validation-configuration-3.0.xsd"
+        version="3.0">
+    <constraint-mapping>
+        META-INF/validation/scaled-big-decimal.xml
+    </constraint-mapping>
+</validation-config>
diff --git a/src/main/resources/META-INF/validation/scaled-big-decimal.xml b/src/main/resources/META-INF/validation/scaled-big-decimal.xml
new file mode 100644
index 0000000..9d80254
--- /dev/null
+++ b/src/main/resources/META-INF/validation/scaled-big-decimal.xml
@@ -0,0 +1,46 @@
+<constraint-mappings
+        xmlns="https://jakarta.ee/xml/ns/validation/mapping"
+        version="3.0">
+    <constraint-definition annotation="jakarta.validation.constraints.Max">
+        <validated-by include-existing-validators="true">
+            <value>
+                it.aboutbits.springboot.toolbox.validation.validator.MaxScaledBigDecimalValidator
+            </value>
+        </validated-by>
+    </constraint-definition>
+    <constraint-definition annotation="jakarta.validation.constraints.Min">
+        <validated-by include-existing-validators="true">
+            <value>
+                it.aboutbits.springboot.toolbox.validation.validator.MinScaledBigDecimalValidator
+            </value>
+        </validated-by>
+    </constraint-definition>
+    <constraint-definition annotation="jakarta.validation.constraints.Negative">
+        <validated-by include-existing-validators="true">
+            <value>
+                it.aboutbits.springboot.toolbox.validation.validator.NegativeScaledBigDecimalValidator
+            </value>
+        </validated-by>
+    </constraint-definition>
+    <constraint-definition annotation="jakarta.validation.constraints.NegativeOrZero">
+        <validated-by include-existing-validators="true">
+            <value>
+                it.aboutbits.springboot.toolbox.validation.validator.NegativeOrZeroScaledBigDecimalValidator
+            </value>
+        </validated-by>
+    </constraint-definition>
+    <constraint-definition annotation="jakarta.validation.constraints.Positive">
+        <validated-by include-existing-validators="true">
+            <value>
+                it.aboutbits.springboot.toolbox.validation.validator.PositiveScaledBigDecimalValidator
+            </value>
+        </validated-by>
+    </constraint-definition>
+    <constraint-definition annotation="jakarta.validation.constraints.PositiveOrZero">
+        <validated-by include-existing-validators="true">
+            <value>
+                it.aboutbits.springboot.toolbox.validation.validator.PositiveOrZeroScaledBigDecimalValidator
+            </value>
+        </validated-by>
+    </constraint-definition>
+</constraint-mappings>