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From serg...@apache.org
Subject svn commit: r902108 - in /cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search: ./ ConditionType.java OrSearchCondition.java SearchCondition.java SearchContext.java SimpleSearchCondition.java
Date Fri, 22 Jan 2010 14:58:54 GMT
Author: sergeyb
Date: Fri Jan 22 14:58:54 2010
New Revision: 902108

URL: http://svn.apache.org/viewvc?rev=902108&view=rev
Log:
JAXRS: adding a search extension to be used by regular JAXRS services and by Atom logging

Added:
    cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/
    cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/ConditionType.java
  (with props)
    cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/OrSearchCondition.java
  (with props)
    cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/SearchCondition.java
  (with props)
    cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/SearchContext.java
  (with props)
    cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/SimpleSearchCondition.java
  (with props)

Added: cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/ConditionType.java
URL: http://svn.apache.org/viewvc/cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/ConditionType.java?rev=902108&view=auto
==============================================================================
--- cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/ConditionType.java
(added)
+++ cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/ConditionType.java
Fri Jan 22 14:58:54 2010
@@ -0,0 +1,36 @@
+/**
+ * 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.cxf.jaxrs.ext.search;
+
+
+/**
+ * Possisble condition types
+ *
+ */
+public enum ConditionType {
+    EQUALS,
+    LESS_THAN,
+    GREATER_THAN,
+    LESS_OR_EQUALS,
+    GREATER_OR_EQUALS,
+    OR,
+    AND,
+    NOT,
+    CUSTOM
+}

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Added: cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/OrSearchCondition.java
URL: http://svn.apache.org/viewvc/cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/OrSearchCondition.java?rev=902108&view=auto
==============================================================================
--- cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/OrSearchCondition.java
(added)
+++ cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/OrSearchCondition.java
Fri Jan 22 14:58:54 2010
@@ -0,0 +1,69 @@
+/**
+ * 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.cxf.jaxrs.ext.search;
+
+import java.util.Collections;
+import java.util.List;
+
+/**
+ * Composite 'or' search condition   
+ */
+public class OrSearchCondition<T> implements SearchCondition<T> {
+
+    private List<SearchCondition<T>> conditions;
+    
+    public OrSearchCondition() {
+        
+    }
+    
+    public OrSearchCondition(List<SearchCondition<T>> conditions) {
+        this.conditions = conditions;    
+    }
+    
+    public void setConditions(List<SearchCondition<T>> conditions) {
+        this.conditions = conditions;
+    }
+    
+    public boolean isMet(T pojo) {
+        for (SearchCondition<T> sc : conditions) {
+            if (sc.isMet(pojo)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    public T getCondition() {
+        return null;
+    }
+
+    public ConditionType getConditionType() {
+        return ConditionType.OR;
+    }
+
+    public List<SearchCondition<T>> getConditions() {
+        return Collections.unmodifiableList(conditions);
+    }
+
+    public List<T> findAll(List<T> pojos) {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+}

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Added: cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/SearchCondition.java
URL: http://svn.apache.org/viewvc/cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/SearchCondition.java?rev=902108&view=auto
==============================================================================
--- cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/SearchCondition.java
(added)
+++ cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/SearchCondition.java
Fri Jan 22 14:58:54 2010
@@ -0,0 +1,75 @@
+/**
+ * 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.cxf.jaxrs.ext.search;
+
+import java.util.List;
+
+//CHECKSTYLE:OFF
+/**
+ * Can be used to build plain or complex/composite search conditions.
+ * <p>
+ * Google Collections <a href="http://google-collections.googlecode.com/svn/trunk/javadoc/com/google/common/base/Predicate.html">Predicate</a>
+ * might've been used instead, but it is a too generic and its apply method is not quite
needed here
+ * </p>
+ *  
+ * @param <T> Type of the object which will be checked by SearchCondition instance
+ *  
+ */
+//CHECKSTYLE:ON
+public interface SearchCondition<T> {
+    
+    /**
+     * Checks if the given pojo instance meets this search condition
+     * 
+     * @param pojo the object which will be checked
+     * @return true if the pojo meets this search condition, false - otherwise
+     */
+    boolean isMet(T pojo);
+    
+    /**
+     * Returns a list of pojos matching the condition
+     * @param pojos list of pojos
+     * @return list of the matching pojos or null if none have been found
+     */
+    List<T> findAll(List<T> pojos);
+    
+    /**
+     * Some SearchConditions may use instance of T to capture the actual search criteria
+     * thus making it simpler to implement isMet(T). In some cases, the code which is given
+     * SearchCondition may find it more efficient to directly deal with the captured state
+     * for a more efficient lookup of matching data/records as opposed to calling
+     * SearchCondition.isMet for every instance of T it knows about. 
+     *  
+     * @return T the captured search criteria, can be null 
+     */
+    T getCondition();
+    
+    /**
+     * List of conditions this SearchCondition may represent  
+     * @return list of conditions, can be null
+     */
+    List<SearchCondition<T>> getConditions();
+    
+    /**
+     * Type of condition this SearchCondition represents
+     * @return condition type
+     */
+    ConditionType getConditionType();
+    
+}

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Added: cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/SearchContext.java
URL: http://svn.apache.org/viewvc/cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/SearchContext.java?rev=902108&view=auto
==============================================================================
--- cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/SearchContext.java
(added)
+++ cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/SearchContext.java
Fri Jan 22 14:58:54 2010
@@ -0,0 +1,23 @@
+/**
+ * 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.cxf.jaxrs.ext.search;
+
+public interface SearchContext {
+    <T> SearchCondition<T> getCondition(Class<T> cls);
+}

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Added: cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/SimpleSearchCondition.java
URL: http://svn.apache.org/viewvc/cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/SimpleSearchCondition.java?rev=902108&view=auto
==============================================================================
--- cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/SimpleSearchCondition.java
(added)
+++ cxf/trunk/rt/frontend/jaxrs/src/main/java/org/apache/cxf/jaxrs/ext/search/SimpleSearchCondition.java
Fri Jan 22 14:58:54 2010
@@ -0,0 +1,60 @@
+/**
+ * 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.cxf.jaxrs.ext.search;
+
+import java.util.List;
+
+public class SimpleSearchCondition<T> implements SearchCondition<T> {
+
+    private ConditionType cType;
+    private T condition;
+    
+    public SimpleSearchCondition(ConditionType cType, T condition) {
+        this.cType = cType;
+        this.condition = condition;
+    }
+    
+    public T getCondition() {
+        return condition;
+    }
+
+    public ConditionType getConditionType() {
+        return cType;
+    }
+
+    public List<SearchCondition<T>> getConditions() {
+        return null;
+    }
+
+    public boolean isMet(T pojo) {
+        // not implemented yet
+        
+        // we need to get all getters from the condition
+        // and then depending on ConditionType do equals, compare, etc against
+        // corresponding values returned from pojo getters
+        
+        return false;
+    }
+
+    public List<T> findAll(List<T> pojos) {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+}

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