Integrate Shiro.

Mage.Server/src/main/java/mage/server/AuthorizedUser.java

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+package mage.server;
+
+import com.j256.ormlite.field.DatabaseField;
+import com.j256.ormlite.table.DatabaseTable;
+import org.apache.shiro.authc.AuthenticationInfo;
+import org.apache.shiro.authc.AuthenticationToken;
+import org.apache.shiro.authc.SimpleAuthenticationInfo;
+import org.apache.shiro.authc.UsernamePasswordToken;
+import org.apache.shiro.authc.credential.HashedCredentialsMatcher;
+import org.apache.shiro.util.ByteSource;
+import org.apache.shiro.codec.Base64;
+import org.apache.shiro.crypto.hash.Hash;
+
+@DatabaseTable(tableName = "authorized_user")
+public class AuthorizedUser {
+
+    @DatabaseField(indexName = "name_index")
+    protected String name;
+
+    @DatabaseField
+    protected String password;
+
+    @DatabaseField
+    protected String salt;
+
+    @DatabaseField
+    protected String hashAlgorithm;
+
+    @DatabaseField
+    protected int hashIterations;
+
+    public AuthorizedUser() {
+    }
+
+    public AuthorizedUser(String name, Hash hash) {
+        this.name = name;
+        this.password = hash.toBase64();
+        this.salt = hash.getSalt().toBase64();
+        this.hashAlgorithm = hash.getAlgorithmName();
+        this.hashIterations = hash.getIterations();
+    }
+
+    public boolean doCredentialsMatch(String name, String password) {
+        HashedCredentialsMatcher matcher = new HashedCredentialsMatcher(this.hashAlgorithm);
+        matcher.setHashIterations(this.hashIterations);
+        AuthenticationToken token = new UsernamePasswordToken(name, password);
+        AuthenticationInfo info = new SimpleAuthenticationInfo(this.name,
+                ByteSource.Util.bytes(Base64.decode(this.password)),
+                ByteSource.Util.bytes(Base64.decode(this.salt)), "");
+        return matcher.doCredentialsMatch(token, info);
+    }
+}