Added an optional server-context name fetching operation.

[jsvc.git] / src / dolda / jsvc / j2ee / TomcatContext.java

diff --git a/src/dolda/jsvc/j2ee/TomcatContext.java b/src/dolda/jsvc/j2ee/TomcatContext.java
new file mode 100644 (file)
index 0000000..5511820
--- /dev/null
+++ b/src/dolda/jsvc/j2ee/TomcatContext.java
@@ -0,0 +1,63 @@
+package dolda.jsvc.j2ee;
+
+import dolda.jsvc.*;
+import dolda.jsvc.util.*;
+import javax.servlet.*;
+import java.lang.reflect.*;
+import java.util.*;
+import java.io.*;
+
+public class TomcatContext extends J2eeContext {
+    private final String name;
+    
+    TomcatContext(ServletConfig sc) {
+       super(sc);
+       ServletContext ctx = j2eeconfig().getServletContext();
+       Class<?> cclass = ctx.getClass();
+       try {
+           Method cpm = cclass.getMethod("getContextPath");
+           name = Misc.stripslashes((String)cpm.invoke(ctx), true, true);
+       } catch(NoSuchMethodException e) {
+           throw(new RuntimeException("Could not fetch context path from Tomcat", e));
+       } catch(IllegalAccessException e) {
+           throw(new RuntimeException("Could not fetch context path from Tomcat", e));
+       } catch(InvocationTargetException e) {
+           throw(new RuntimeException("Could not fetch context path from Tomcat", e));
+       }
+       readconfig();
+    }
+
+    private static void loadprops(Properties props, File pfile) {
+       if(!pfile.exists())
+           return;
+       try {
+           InputStream in = new FileInputStream(pfile);
+           try {
+               props.load(in);
+           } finally {
+               in.close();
+           }
+       } catch(IOException e) {
+           throw(new RuntimeException(e));
+       }
+    }
+
+    private void readconfig() {
+       String basename = System.getProperty("catalina.base");
+       File base = new File(basename);
+       config.put("jsvc.storage", "file:" + new File(new File(base, "work"), "jsvc").getPath());
+       File cdir = new File(base, "conf");
+       loadprops(config, new File(cdir, "jsvc.properties"));
+    }
+    
+    public static boolean tomcatp(ServletConfig sc) {
+       ServletContext ctx = sc.getServletContext();
+       if(ctx.getClass().getName().equals("org.apache.catalina.core.ApplicationContextFacade"))
+           return(true);
+       return(false);
+    }
+    
+    public String name() {
+       return(name);
+    }
+}