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34 package info.magnolia.cms.core.search;
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36 import info.magnolia.cms.core.Content;
37 import info.magnolia.cms.core.DefaultContent;
38 import info.magnolia.cms.core.HierarchyManager;
39 import info.magnolia.cms.core.ItemType;
40 import info.magnolia.cms.core.Path;
41 import info.magnolia.cms.security.PermissionUtil;
42
43 import java.util.ArrayList;
44 import java.util.Collection;
45 import java.util.Hashtable;
46 import java.util.Map;
47
48 import javax.jcr.Node;
49 import javax.jcr.NodeIterator;
50 import javax.jcr.RepositoryException;
51 import javax.jcr.Session;
52
53 import org.apache.commons.lang.StringUtils;
54 import org.slf4j.Logger;
55 import org.slf4j.LoggerFactory;
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68 public class QueryResultImpl implements QueryResult {
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73 private static Logger log = LoggerFactory.getLogger(QueryResultImpl.class);
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78 protected javax.jcr.query.QueryResult result;
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83 protected Map<String, Collection<Content>> objectStore = new Hashtable<String, Collection<Content>>();
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88 protected HierarchyManager hm;
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90 protected final long maxResultSize;
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92 protected Map<String, String> dirtyHandles = new Hashtable<String, String>();
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94 protected QueryResultImpl(javax.jcr.query.QueryResult result, HierarchyManager hm) {
95 this(result, hm, Long.MAX_VALUE);
96 }
97
98 protected QueryResultImpl(javax.jcr.query.QueryResult result, HierarchyManager hm, long maxResultSize) {
99 this.result = result;
100 this.hm = hm;
101 this.maxResultSize = maxResultSize;
102 }
103
104 public javax.jcr.query.QueryResult getJcrResult() {
105 return result;
106 }
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112 protected void build(String nodeType, Collection<Content> collection) throws RepositoryException {
113 this.objectStore.put(nodeType, collection);
114 NodeIterator nodeIterator = this.result.getNodes();
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116
117 String[] nodeTypes = StringUtils.split(nodeType);
118
119 while (collection.size() < maxResultSize && nodeIterator.hasNext()) {
120 Node node = nodeIterator.nextNode();
121 try {
122 build(node, nodeTypes, collection);
123 }
124 catch (RepositoryException re) {
125 log.error("{} caught while iterating on query results: {}", re.getClass().getName(), re.getMessage());
126 if (log.isDebugEnabled()) {
127 log.debug(
128 re.getClass().getName() + " caught while iterating on query results: " + re.getMessage(),
129 re);
130 }
131 }
132 }
133 }
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138 protected void build(Node node, String[] nodeType, Collection<Content> collection) throws RepositoryException {
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142 if ((nodeType == null || nodeType.length == 0) || isNodeType(node, nodeType) && !node.isNodeType(ItemType.NT_RESOURCE)) {
143 if (this.dirtyHandles.get(node.getPath()) == null) {
144
145 boolean isAllowed = PermissionUtil.isGranted(node.getSession(), Path.getAbsolutePath(node.getPath()), Session.ACTION_READ);
146 if (isAllowed) {
147 collection.add(new DefaultContent(node));
148 this.dirtyHandles.put(node.getPath(), StringUtils.EMPTY);
149 }
150 }
151 return;
152 }
153 if (node.getDepth() > 0) {
154 this.build(node.getParent(), nodeType, collection);
155 }
156 }
157
158 @Override
159 public Collection<Content> getContent() {
160 return getContent(ItemType.CONTENT.getSystemName());
161 }
162
163 @Override
164 public Collection<Content> getContent(String nodeType) {
165 Collection<Content> resultSet = this.objectStore.get(nodeType);
166 if (resultSet == null) {
167
168 resultSet = new ArrayList<Content>();
169 try {
170 this.build(nodeType, resultSet);
171 }
172 catch (RepositoryException re) {
173 log.error(re.getMessage());
174 }
175 }
176 return resultSet;
177 }
178
179 private boolean isNodeType(Node node, String[] nodeType) throws RepositoryException {
180
181 for (String nt : nodeType) {
182 if (node.isNodeType(nt)) {
183 return true;
184 }
185 }
186 return false;
187 }
188 }