| /* |
| * 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.solr.common; |
| |
| import java.io.Serializable; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.Iterator; |
| import java.util.LinkedHashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| /** |
| * Represent the field and boost information needed to construct and index |
| * a Lucene Document. Like the SolrDocument, the field values should |
| * match those specified in schema.xml |
| * |
| * |
| * @since solr 1.3 |
| */ |
| public class SolrInputDocument implements Map<String,SolrInputField>, Iterable<SolrInputField>, Serializable |
| { |
| private final Map<String,SolrInputField> _fields; |
| private float _documentBoost = 1.0f; |
| private List<SolrInputDocument> _childDocuments; |
| |
| public SolrInputDocument() { |
| _fields = new LinkedHashMap<>(); |
| } |
| |
| public SolrInputDocument(Map<String,SolrInputField> fields) { |
| _fields = fields; |
| } |
| |
| /** |
| * Remove all fields and boosts from the document |
| */ |
| @Override |
| public void clear() |
| { |
| if( _fields != null ) { |
| _fields.clear(); |
| } |
| _childDocuments = null; |
| } |
| |
| /////////////////////////////////////////////////////////////////// |
| // Add / Set fields |
| /////////////////////////////////////////////////////////////////// |
| |
| /** |
| * Add a field with implied null value for boost. |
| * |
| * The class type of value and the name parameter should match schema.xml. |
| * schema.xml can be found in conf directory under the solr home by default. |
| * |
| * @param name Name of the field, should match one of the field names defined under "fields" tag in schema.xml. |
| * @param value Value of the field, should be of same class type as defined by "type" attribute of the corresponding field in schema.xml. |
| * @see #addField(String, Object, float) |
| */ |
| public void addField(String name, Object value) |
| { |
| addField(name, value, 1.0f ); |
| } |
| |
| /** Get the first value for a field. |
| * |
| * @param name name of the field to fetch |
| * @return first value of the field or null if not present |
| */ |
| public Object getFieldValue(String name) |
| { |
| SolrInputField field = getField(name); |
| Object o = null; |
| if (field!=null) o = field.getFirstValue(); |
| return o; |
| } |
| |
| /** Get all the values for a field. |
| * |
| * @param name name of the field to fetch |
| * @return value of the field or null if not set |
| */ |
| public Collection<Object> getFieldValues(String name) |
| { |
| SolrInputField field = getField(name); |
| if (field!=null) { |
| return field.getValues(); |
| } |
| return null; |
| } |
| |
| /** Get all field names. |
| * |
| * @return Set of all field names. |
| */ |
| public Collection<String> getFieldNames() |
| { |
| return _fields.keySet(); |
| } |
| |
| /** Set a field with implied null value for boost. |
| * |
| * @see #setField(String, Object, float) |
| * @param name name of the field to set |
| * @param value value of the field |
| */ |
| public void setField(String name, Object value) |
| { |
| setField(name, value, 1.0f ); |
| } |
| |
| public void setField(String name, Object value, float boost ) |
| { |
| SolrInputField field = new SolrInputField( name ); |
| _fields.put( name, field ); |
| field.setValue( value, boost ); |
| } |
| |
| /** |
| * Adds a field with the given name, value and boost. If a field with the |
| * name already exists, then the given value is appended to the value of that |
| * field, with the new boost. If the value is a collection, then each of its |
| * values will be added to the field. |
| * |
| * The class type of value and the name parameter should match schema.xml. |
| * schema.xml can be found in conf directory under the solr home by default. |
| * |
| * @param name Name of the field, should match one of the field names defined under "fields" tag in schema.xml. |
| * @param value Value of the field, should be of same class type as defined by "type" attribute of the corresponding field in schema.xml. |
| * @param boost Boost value for the field |
| */ |
| public void addField(String name, Object value, float boost ) |
| { |
| SolrInputField field = _fields.get( name ); |
| if( field == null || field.value == null ) { |
| setField(name, value, boost); |
| } |
| else { |
| field.addValue( value, boost ); |
| } |
| } |
| |
| /** |
| * Remove a field from the document |
| * |
| * @param name The field name whose field is to be removed from the document |
| * @return the previous field with <tt>name</tt>, or |
| * <tt>null</tt> if there was no field for <tt>key</tt>. |
| */ |
| public SolrInputField removeField(String name) { |
| return _fields.remove( name ); |
| } |
| |
| /////////////////////////////////////////////////////////////////// |
| // Get the field values |
| /////////////////////////////////////////////////////////////////// |
| |
| public SolrInputField getField( String field ) |
| { |
| return _fields.get( field ); |
| } |
| |
| @Override |
| public Iterator<SolrInputField> iterator() { |
| return _fields.values().iterator(); |
| } |
| |
| public float getDocumentBoost() { |
| return _documentBoost; |
| } |
| |
| public void setDocumentBoost(float documentBoost) { |
| _documentBoost = documentBoost; |
| } |
| |
| @Override |
| public String toString() |
| { |
| return "SolrInputDocument(fields: " + _fields.values() |
| + ( _childDocuments == null ? "" : (", children: " + _childDocuments) ) |
| + ")"; |
| } |
| |
| public SolrInputDocument deepCopy() { |
| SolrInputDocument clone = new SolrInputDocument(); |
| Set<Entry<String,SolrInputField>> entries = _fields.entrySet(); |
| for (Map.Entry<String,SolrInputField> fieldEntry : entries) { |
| clone._fields.put(fieldEntry.getKey(), fieldEntry.getValue().deepCopy()); |
| } |
| clone._documentBoost = _documentBoost; |
| |
| if (_childDocuments != null) { |
| clone._childDocuments = new ArrayList<>(_childDocuments.size()); |
| for (SolrInputDocument child : _childDocuments) { |
| clone._childDocuments.add(child.deepCopy()); |
| } |
| } |
| |
| return clone; |
| } |
| |
| //--------------------------------------------------- |
| // MAP interface |
| //--------------------------------------------------- |
| |
| @Override |
| public boolean containsKey(Object key) { |
| return _fields.containsKey(key); |
| } |
| |
| @Override |
| public boolean containsValue(Object value) { |
| return _fields.containsValue(value); |
| } |
| |
| @Override |
| public Set<Entry<String, SolrInputField>> entrySet() { |
| return _fields.entrySet(); |
| } |
| |
| @Override |
| public SolrInputField get(Object key) { |
| return _fields.get(key); |
| } |
| |
| @Override |
| public boolean isEmpty() { |
| return _fields.isEmpty(); |
| } |
| |
| @Override |
| public Set<String> keySet() { |
| return _fields.keySet(); |
| } |
| |
| @Override |
| public SolrInputField put(String key, SolrInputField value) { |
| return _fields.put(key, value); |
| } |
| |
| @Override |
| public void putAll(Map<? extends String, ? extends SolrInputField> t) { |
| _fields.putAll( t ); |
| } |
| |
| @Override |
| public SolrInputField remove(Object key) { |
| return _fields.remove(key); |
| } |
| |
| @Override |
| public int size() { |
| return _fields.size(); |
| } |
| |
| @Override |
| public Collection<SolrInputField> values() { |
| return _fields.values(); |
| } |
| |
| public void addChildDocument(SolrInputDocument child) { |
| if (_childDocuments == null) { |
| _childDocuments = new ArrayList<>(); |
| } |
| _childDocuments.add(child); |
| } |
| |
| public void addChildDocuments(Collection<SolrInputDocument> childs) { |
| for (SolrInputDocument child : childs) { |
| addChildDocument(child); |
| } |
| } |
| |
| /** Returns the list of child documents, or null if none. */ |
| public List<SolrInputDocument> getChildDocuments() { |
| return _childDocuments; |
| } |
| |
| public boolean hasChildDocuments() { |
| boolean isEmpty = (_childDocuments == null || _childDocuments.isEmpty()); |
| return !isEmpty; |
| } |
| } |