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Posted to droids-commits@incubator.apache.org by ol...@apache.org on 2010/08/08 12:07:30 UTC
svn commit: r983395 - in
/incubator/droids/trunk/droids-core/src/main/java/org/apache/droids/net:
AlreadyVisitedFilter.java HostFilter.java
Author: olegk
Date: Sun Aug 8 12:07:30 2010
New Revision: 983395
URL: http://svn.apache.org/viewvc?rev=983395&view=rev
Log:
Two additional link filters: hostname based and already visited links
Added:
incubator/droids/trunk/droids-core/src/main/java/org/apache/droids/net/AlreadyVisitedFilter.java (with props)
incubator/droids/trunk/droids-core/src/main/java/org/apache/droids/net/HostFilter.java (with props)
Added: incubator/droids/trunk/droids-core/src/main/java/org/apache/droids/net/AlreadyVisitedFilter.java
URL: http://svn.apache.org/viewvc/incubator/droids/trunk/droids-core/src/main/java/org/apache/droids/net/AlreadyVisitedFilter.java?rev=983395&view=auto
==============================================================================
--- incubator/droids/trunk/droids-core/src/main/java/org/apache/droids/net/AlreadyVisitedFilter.java (added)
+++ incubator/droids/trunk/droids-core/src/main/java/org/apache/droids/net/AlreadyVisitedFilter.java Sun Aug 8 12:07:30 2010
@@ -0,0 +1,59 @@
+/*
+ * 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.droids.net;
+
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.HashSet;
+import java.util.Set;
+
+import org.apache.droids.api.URLFilter;
+import org.apache.http.client.utils.URIUtils;
+
+/**
+ *
+ * @version 1.0
+ */
+public class AlreadyVisitedFilter implements URLFilter {
+
+ private Set<URI> visited;
+
+ public AlreadyVisitedFilter() {
+ super();
+ this.visited = new HashSet<URI>();
+ }
+
+ public String filter(final String url) {
+ try {
+ URI uri = new URI(url);
+ URI key = URIUtils.createURI(
+ uri.getScheme(), uri.getHost(), uri.getPort(), uri.getPath(), null, null);
+ synchronized (this.visited)
+ {
+ if (!this.visited.contains(key)) {
+ this.visited.add(key);
+ return url;
+ } else {
+ return null;
+ }
+ }
+ } catch (URISyntaxException ex) {
+ return null;
+ }
+ }
+
+}
Propchange: incubator/droids/trunk/droids-core/src/main/java/org/apache/droids/net/AlreadyVisitedFilter.java
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svn:keywords = Date Revision
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Added: incubator/droids/trunk/droids-core/src/main/java/org/apache/droids/net/HostFilter.java
URL: http://svn.apache.org/viewvc/incubator/droids/trunk/droids-core/src/main/java/org/apache/droids/net/HostFilter.java?rev=983395&view=auto
==============================================================================
--- incubator/droids/trunk/droids-core/src/main/java/org/apache/droids/net/HostFilter.java (added)
+++ incubator/droids/trunk/droids-core/src/main/java/org/apache/droids/net/HostFilter.java Sun Aug 8 12:07:30 2010
@@ -0,0 +1,64 @@
+/*
+ * 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.droids.net;
+
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.HashSet;
+import java.util.Set;
+
+import org.apache.droids.api.URLFilter;
+
+/**
+ * Simple hostname based implementation of {@link URLFilter).
+ *
+ * @version 1.0
+ */
+public class HostFilter implements URLFilter {
+
+ private Set<String> allowedHosts;
+
+ public HostFilter(final Set<String> allowedHosts) {
+ super();
+ this.allowedHosts = new HashSet<String>();
+ if (allowedHosts != null) {
+ this.allowedHosts.addAll(allowedHosts);
+ }
+ }
+
+ public HostFilter(final String allowedHost) {
+ super();
+ this.allowedHosts = new HashSet<String>();
+ if (allowedHost != null) {
+ this.allowedHosts.add(allowedHost);
+ }
+ }
+
+ public String filter(final String url) {
+ try {
+ URI uri = new URI(url);
+ if (this.allowedHosts.contains(uri.getHost())) {
+ return url;
+ } else {
+ return null;
+ }
+ } catch (URISyntaxException ex) {
+ return null;
+ }
+ }
+
+}
Propchange: incubator/droids/trunk/droids-core/src/main/java/org/apache/droids/net/HostFilter.java
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