X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.4.0/lucene/contrib/queryparser/src/java/org/apache/lucene/queryParser/core/nodes/QueryNodeImpl.java diff --git a/lucene-java-3.4.0/lucene/contrib/queryparser/src/java/org/apache/lucene/queryParser/core/nodes/QueryNodeImpl.java b/lucene-java-3.4.0/lucene/contrib/queryparser/src/java/org/apache/lucene/queryParser/core/nodes/QueryNodeImpl.java deleted file mode 100644 index 2eead6a..0000000 --- a/lucene-java-3.4.0/lucene/contrib/queryparser/src/java/org/apache/lucene/queryParser/core/nodes/QueryNodeImpl.java +++ /dev/null @@ -1,291 +0,0 @@ -package org.apache.lucene.queryParser.core.nodes; - -/** - * 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. - */ - -import java.util.ArrayList; -import java.util.HashMap; -import java.util.Hashtable; -import java.util.List; -import java.util.Map; -import java.util.ResourceBundle; - -import org.apache.lucene.messages.NLS; -import org.apache.lucene.queryParser.core.messages.QueryParserMessages; -import org.apache.lucene.queryParser.core.util.StringUtils; - -/** - * A {@link QueryNodeImpl} is the default implementation of the interface - * {@link QueryNode} - */ -public abstract class QueryNodeImpl implements QueryNode, Cloneable { - - private static final long serialVersionUID = 5569870883474845989L; - - /* index default field */ - // TODO remove PLAINTEXT_FIELD_NAME replacing it with configuration APIs - public static final String PLAINTEXT_FIELD_NAME = "_plain"; - - private boolean isLeaf = true; - - private Hashtable tags = new Hashtable(); - - private List clauses = null; - - protected void allocate() { - - if (this.clauses == null) { - this.clauses = new ArrayList(); - - } else { - this.clauses.clear(); - } - - } - - public final void add(QueryNode child) { - - if (isLeaf() || this.clauses == null || child == null) { - throw new IllegalArgumentException(NLS - .getLocalizedMessage(QueryParserMessages.NODE_ACTION_NOT_SUPPORTED)); - } - - this.clauses.add(child); - ((QueryNodeImpl) child).setParent(this); - - } - - public final void add(List children) { - - if (isLeaf() || this.clauses == null) { - throw new IllegalArgumentException(NLS - .getLocalizedMessage(QueryParserMessages.NODE_ACTION_NOT_SUPPORTED)); - } - - for (QueryNode child : children) { - add(child); - } - - } - - public boolean isLeaf() { - return this.isLeaf; - } - - public final void set(List children) { - - if (isLeaf() || this.clauses == null) { - ResourceBundle bundle = ResourceBundle - .getBundle("org.apache.lucene.queryParser.messages.QueryParserMessages"); - String message = bundle.getObject("Q0008E.NODE_ACTION_NOT_SUPPORTED") - .toString(); - - throw new IllegalArgumentException(message); - - } - - // reset parent value - for (QueryNode child : children) { - - ((QueryNodeImpl) child).setParent(null); - - } - - // allocate new children list - allocate(); - - // add new children and set parent - for (QueryNode child : children) { - add(child); - } - } - - public QueryNode cloneTree() throws CloneNotSupportedException { - QueryNodeImpl clone = (QueryNodeImpl) super.clone(); - clone.isLeaf = this.isLeaf; - - // Reset all tags - clone.tags = new Hashtable(); - - // copy children - if (this.clauses != null) { - List localClauses = new ArrayList(); - for (QueryNode clause : this.clauses) { - localClauses.add(clause.cloneTree()); - } - clone.clauses = localClauses; - } - - return clone; - } - - @Override - public Object clone() throws CloneNotSupportedException { - return cloneTree(); - } - - protected void setLeaf(boolean isLeaf) { - this.isLeaf = isLeaf; - } - - /** - * @return a List for QueryNode object. Returns null, for nodes that do not - * contain children. All leaf Nodes return null. - */ - public final List getChildren() { - if (isLeaf() || this.clauses == null) { - return null; - } - return this.clauses; - } - - /** - * @deprecated use {@link #setTag(String, Object)} instead - */ - @Deprecated - public void setTag(CharSequence tagName, Object value) { - this.tags.put(tagName.toString().toLowerCase(), value); - } - - public void setTag(String tagName, Object value) { - this.tags.put(tagName.toLowerCase(), value); - } - - public void unsetTag(String tagName) { - this.tags.remove(tagName.toLowerCase()); - } - - /** - * @deprecated use {@link #unsetTag(String)} - */ - @Deprecated - public void unsetTag(CharSequence tagName) { - this.tags.remove(tagName.toString().toLowerCase()); - } - - /** - * verify if a node contains a tag - * - * @deprecated use {@link #containsTag(String)} instead - */ - @Deprecated - public boolean containsTag(CharSequence tagName) { - return this.tags.containsKey(tagName.toString().toLowerCase()); - } - - /** verify if a node contains a tag */ - public boolean containsTag(String tagName) { - return this.tags.containsKey(tagName.toLowerCase()); - } - - /** - * @deprecated use {@link #getTag(String)} instead - */ - @Deprecated - public Object getTag(CharSequence tagName) { - return this.tags.get(tagName.toString().toLowerCase()); - } - - public Object getTag(String tagName) { - return this.tags.get(tagName.toString().toLowerCase()); - } - - private QueryNode parent = null; - - private void setParent(QueryNode parent) { - this.parent = parent; - } - - public QueryNode getParent() { - return this.parent; - } - - protected boolean isRoot() { - return getParent() == null; - } - - /** - * If set to true the the method toQueryString will not write field names - */ - protected boolean toQueryStringIgnoreFields = false; - - /** - * This method is use toQueryString to detect if fld is the default field - * - * @param fld - field name - * @return true if fld is the default field - */ - // TODO: remove this method, it's commonly used by {@link - // #toQueryString(org.apache.lucene.queryParser.core.parser.EscapeQuerySyntax)} - // to figure out what is the default field, however, {@link - // #toQueryString(org.apache.lucene.queryParser.core.parser.EscapeQuerySyntax)} - // should receive the default field value directly by parameter - protected boolean isDefaultField(CharSequence fld) { - if (this.toQueryStringIgnoreFields) - return true; - if (fld == null) - return true; - if (QueryNodeImpl.PLAINTEXT_FIELD_NAME.equals(StringUtils.toString(fld))) - return true; - return false; - } - - /** - * Every implementation of this class should return pseudo xml like this: - * - * For FieldQueryNode: - * - * @see org.apache.lucene.queryParser.core.nodes.QueryNode#toString() - */ - @Override - public String toString() { - return super.toString(); - } - - /** - * @see org.apache.lucene.queryParser.core.nodes.QueryNode#getTag(String) - * @return a Map with all tags for this QueryNode - * - * @deprecated use {@link #getTagMap()} instead - */ - @SuppressWarnings( { "unchecked" }) - @Deprecated - public Map getTags() { - Map map = (Map) this.tags.clone(); - Map charSeqMap = new HashMap(); - - for (String key : map.keySet()) { - Object obj = map.get(key); - charSeqMap.put(key, obj); - - } - - return charSeqMap; - - } - - /** - * Returns a map containing all tags attached to this query node. - * - * @return a map containing all tags attached to this query node - */ - @SuppressWarnings("unchecked") - public Map getTagMap() { - return (Map) this.tags.clone(); - } - -} // end class QueryNodeImpl