move Authenticator and Filters from scm-webapp to scm-web-api

scm-web-api/pom.xml

@@ -17,11 +17,18 @@
 
   <dependencies>
 
-  <dependency>
-    <groupId>sonia.scm</groupId>
-    <artifactId>scm-core</artifactId>
-    <version>1.0-SNAPSHOT</version>
-  </dependency>
+    <dependency>
+      <groupId>javax.servlet</groupId>
+      <artifactId>servlet-api</artifactId>
+      <version>${servlet.version}</version>
+      <scope>provided</scope>
+    </dependency>
+
+    <dependency>
+      <groupId>sonia.scm</groupId>
+      <artifactId>scm-core</artifactId>
+      <version>1.0-SNAPSHOT</version>
+    </dependency>
 
     <dependency>
       <groupId>com.sun.jersey</groupId>
@@ -44,6 +51,7 @@
   </dependencies>
 
   <properties>
+    <servlet.version>2.5</servlet.version>
     <jersey.version>1.4-ea06</jersey.version>
     <guice.version>2.0</guice.version>
   </properties>

scm-web-api/src/main/java/sonia/scm/web/filter/HttpFilter.java

@@ -0,0 +1,99 @@
+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+
+
+package sonia.scm.web.filter;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.io.IOException;
+
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ */
+public abstract class HttpFilter implements Filter
+{
+
+  /**
+   * Method description
+   *
+   *
+   * @param request
+   * @param response
+   * @param chain
+   *
+   * @throws IOException
+   * @throws ServletException
+   */
+  protected abstract void doFilter(HttpServletRequest request,
+                                   HttpServletResponse response,
+                                   FilterChain chain)
+          throws IOException, ServletException;
+
+  /**
+   * Method description
+   *
+   */
+  @Override
+  public void destroy()
+  {
+
+    // do nothing
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @param request
+   * @param response
+   * @param chain
+   *
+   * @throws IOException
+   * @throws ServletException
+   */
+  @Override
+  public void doFilter(ServletRequest request, ServletResponse response,
+                       FilterChain chain)
+          throws IOException, ServletException
+  {
+    if ((request instanceof HttpServletRequest)
+        && (response instanceof HttpServletResponse))
+    {
+      doFilter((HttpServletRequest) request, (HttpServletResponse) response,
+               chain);
+    }
+    else
+    {
+      throw new IllegalArgumentException("request is not an http request");
+    }
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @param filterConfig
+   *
+   * @throws ServletException
+   */
+  @Override
+  public void init(FilterConfig filterConfig) throws ServletException
+  {
+
+    // do nothing
+  }
+}

scm-web-api/src/main/java/sonia/scm/web/security/Authenticator.java

@@ -0,0 +1,49 @@
+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+
+
+package sonia.scm.web.security;
+
+//~--- non-JDK imports --------------------------------------------------------
+
+import sonia.scm.User;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import javax.servlet.http.HttpServletRequest;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ */
+public interface Authenticator
+{
+
+  /**
+   * Method description
+   *
+   *
+   * @param request
+   * @param username
+   * @param password
+   *
+   * @return
+   */
+  public User authenticate(HttpServletRequest request, String username,
+                           String password);
+
+  //~--- get methods ----------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @param request
+   *
+   * @return
+   */
+  public User getUser(HttpServletRequest request);
+}