Author: fmeschbe
Date: Mon Jan 14 06:14:26 2008
New Revision: 611803
URL: http://svn.apache.org/viewvc?rev=611803&view=rev
Log:
Moved PathSupport from the scripting-resolver project to the servlet resolver
Added:
incubator/sling/whiteboard/fmeschbe/resource/sling/servlet-resolver/src/main/java/org/apache/sling/servlet/resolver/helper/PathSupport.java
Added:
incubator/sling/whiteboard/fmeschbe/resource/sling/servlet-resolver/src/main/java/org/apache/sling/servlet/resolver/helper/PathSupport.java
URL:
http://svn.apache.org/viewvc/incubator/sling/whiteboard/fmeschbe/resource/sling/servlet-resolver/src/main/java/org/apache/sling/servlet/resolver/helper/PathSupport.java?rev=611803&view=auto
==============================================================================
---
incubator/sling/whiteboard/fmeschbe/resource/sling/servlet-resolver/src/main/java/org/apache/sling/servlet/resolver/helper/PathSupport.java
(added)
+++
incubator/sling/whiteboard/fmeschbe/resource/sling/servlet-resolver/src/main/java/org/apache/sling/servlet/resolver/helper/PathSupport.java
Mon Jan 14 06:14:26 2008
@@ -0,0 +1,165 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.sling.servlet.resolver.helper;
+
+import java.util.Iterator;
+import java.util.NoSuchElementException;
+
+import org.apache.sling.api.SlingHttpServletRequest;
+import org.apache.sling.api.servlets.HttpConstants;
+
+public class PathSupport {
+
+ public static String getScriptBaseName(SlingHttpServletRequest request) {
+ String methodName = request.getMethod();
+ String extension = request.getRequestPathInfo().getExtension();
+
+ if (methodName == null || methodName.length() == 0) {
+
+ throw new IllegalArgumentException(
+ "HTTP Method name must not be empty");
+
+ } else if (HttpConstants.METHOD_GET.equalsIgnoreCase(methodName)
+ && extension != null && extension.length() > 0) {
+
+ // for GET, we use the request extension
+ return extension;
+
+ } else {
+
+ // for other methods use the method name
+ return methodName.toUpperCase();
+ }
+ }
+
+ public static Iterator<String> getPathIterator(
+ SlingHttpServletRequest request, String[] path) {
+ return new ScriptPathIterator(request, path);
+ }
+
+ public static Iterator<String> getPathIterator(
+ String relPath, String[] path) {
+ return new ScriptPathIterator(relPath, path);
+ }
+
+ private static class ScriptPathIterator implements Iterator<String> {
+ private final String resourceTypePath;
+
+ private final String selectorsPath;
+
+ private String[] path;
+
+ private int pathIdx;
+
+ private int minPathLength;
+
+ private String nextPath;
+
+ private ScriptPathIterator(SlingHttpServletRequest request,
+ String[] path) {
+
+ this.resourceTypePath =
request.getResource().getResourceType().replaceAll(
+ "\\:", "/");
+
+ String selectors =
request.getRequestPathInfo().getSelectorString();
+ if (selectors == null) {
+ this.selectorsPath = null;
+ } else {
+ this.selectorsPath = "/"
+ + selectors.toLowerCase().replace('.', '/');
+ }
+
+ // path prefixes
+ this.path = path;
+ this.pathIdx = -1;
+
+ // prepare the first entry
+ this.nextPath = "";
+ seek();
+ }
+
+ private ScriptPathIterator(String relPath, String[] path) {
+
+ this.resourceTypePath = relPath;
+ this.selectorsPath = null;
+
+ // path prefixes
+ this.path = path;
+ this.pathIdx = -1;
+
+ // prepare the first entry
+ this.nextPath = "";
+ seek();
+ }
+
+ public boolean hasNext() {
+ return nextPath != null;
+ }
+
+ public String next() {
+ if (!hasNext()) {
+ throw new NoSuchElementException();
+ }
+
+ String result = nextPath;
+ seek();
+ return result;
+ }
+
+ public void remove() {
+ throw new UnsupportedOperationException("remove");
+ }
+
+ private void seek() {
+
+ int lastSlash = nextPath.lastIndexOf('/');
+ if (lastSlash >= minPathLength) {
+
+ nextPath = nextPath.substring(0, lastSlash);
+
+ } else {
+
+ pathIdx++;
+ if (pathIdx < path.length) {
+ final StringBuffer sb = new StringBuffer();
+
+ // the default path root
+ sb.append(path[pathIdx]).append('/');
+
+ // append the resource type derived path
+ sb.append(resourceTypePath);
+
+ minPathLength = sb.length();
+
+ // add selectors in front of the filename if any, replacing
+ // dots
+ // in them
+ // by slashes so that print.a4 becomes print/a4/
+ if (selectorsPath != null) {
+ sb.append(selectorsPath);
+ }
+
+ nextPath = sb.toString();
+ } else {
+ nextPath = null;
+ }
+ }
+ }
+ }
+}
\ No newline at end of file
