From 121ab60782e2728543ca2f455c656040cbd340a1 Mon Sep 17 00:00:00 2001
From: Thomas <>
Date: Wed, 10 May 2023 16:39:14 +0200
Subject: feat(spring): add BasicAuth user object and new Interface to load
 users in multi-module projects

---
 .../utils/springboot/security/BasicAuthUser.java   | 56 ++++++++++++++++++++++
 .../security/IBasicAuthUserCollector.java          | 24 ++++++++++
 .../springboot/test/utils/BasicAuthUserTest.java   | 41 ++++++++++++++++
 3 files changed, 121 insertions(+)
 create mode 100644 eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/security/BasicAuthUser.java
 create mode 100644 eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/security/IBasicAuthUserCollector.java
 create mode 100644 eaaf-springboot-utils/src/test/java/at/gv/egiz/eaaf/utils/springboot/test/utils/BasicAuthUserTest.java

diff --git a/eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/security/BasicAuthUser.java b/eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/security/BasicAuthUser.java
new file mode 100644
index 00000000..7644c7ce
--- /dev/null
+++ b/eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/security/BasicAuthUser.java
@@ -0,0 +1,56 @@
+package at.gv.egiz.eaaf.utils.springboot.security;
+
+import java.util.List;
+
+import org.apache.commons.lang3.StringUtils;
+
+import lombok.Builder;
+import lombok.Getter;
+import lombok.Singular;
+
+/**
+ * Simple user configuration object.
+ * 
+ * @author tlenz
+ *
+ */
+@Builder
+@Getter
+public class BasicAuthUser {
+
+  /**
+   * Username of an entity.
+   */
+  private final String username;
+
+  /**
+   * Password of an entity.
+   */
+  private final String password;
+
+  /**
+   * Roles of an entity.
+   */
+  @Singular
+  private List<String> roles;
+
+  /**
+   * Get roles as Array.
+   * 
+   * @return Array of roles
+   */
+  public String[] getRolesArray() {
+    return roles.stream().toArray(String[]::new);
+  }
+
+  /**
+   * Check if username, password are not blank and roles is not empty.
+   * 
+   * @return <code>true</code> if it looks like a valid user
+   */
+  public boolean isValid() {
+    return StringUtils.isNotBlank(username) && StringUtils.isNotBlank(password) && !roles.isEmpty();
+
+  }
+
+}
diff --git a/eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/security/IBasicAuthUserCollector.java b/eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/security/IBasicAuthUserCollector.java
new file mode 100644
index 00000000..1986d52b
--- /dev/null
+++ b/eaaf-springboot-utils/src/main/java/at/gv/egiz/eaaf/utils/springboot/security/IBasicAuthUserCollector.java
@@ -0,0 +1,24 @@
+package at.gv.egiz.eaaf.utils.springboot.security;
+
+import java.util.List;
+
+import javax.annotation.Nonnull;
+
+/**
+ * Extension interface to collect Spring Security Basic Auth. users in
+ * multi-module projects.
+ * 
+ * @author tlenz
+ *
+ */
+public interface IBasicAuthUserCollector {
+
+  /**
+   * Get all users that shall be added for Spring Security Basic-Auth.
+   * 
+   * @return
+   */
+  @Nonnull
+  List<BasicAuthUser> getEnabledUsers();
+
+}
diff --git a/eaaf-springboot-utils/src/test/java/at/gv/egiz/eaaf/utils/springboot/test/utils/BasicAuthUserTest.java b/eaaf-springboot-utils/src/test/java/at/gv/egiz/eaaf/utils/springboot/test/utils/BasicAuthUserTest.java
new file mode 100644
index 00000000..95bd5dcb
--- /dev/null
+++ b/eaaf-springboot-utils/src/test/java/at/gv/egiz/eaaf/utils/springboot/test/utils/BasicAuthUserTest.java
@@ -0,0 +1,41 @@
+package at.gv.egiz.eaaf.utils.springboot.test.utils;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import org.apache.commons.lang3.RandomStringUtils;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.BlockJUnit4ClassRunner;
+
+import at.gv.egiz.eaaf.utils.springboot.security.BasicAuthUser;
+
+@RunWith(BlockJUnit4ClassRunner.class)
+public class BasicAuthUserTest {
+
+  @Test
+  public void simpleTest() {
+    assertFalse("username",
+        BasicAuthUser.builder().password(rand()).role(rand()).build().isValid());
+    assertFalse("password",
+        BasicAuthUser.builder().username(rand()).role(rand()).build().isValid());
+    assertFalse("role",
+        BasicAuthUser.builder().password(rand()).username(rand()).build().isValid());
+
+    assertTrue("valid",
+        BasicAuthUser.builder().username(rand()).password(rand()).role(rand()).build().isValid());
+
+    assertEquals("role size", 2,
+        BasicAuthUser.builder().username(rand()).password(rand())
+            .role(rand()).role(rand()).build()
+            .getRolesArray().length);
+
+  }
+
+  private String rand() {
+    return RandomStringUtils.randomAlphanumeric(5);
+
+  }
+
+}
-- 
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