diff options
Diffstat (limited to 'sca-java-1.x/tags/1.6/modules/domain-search/src/main/java/org/apache/tuscany/sca/domain/search/impl/ResultProcessorList.java')
-rw-r--r-- | sca-java-1.x/tags/1.6/modules/domain-search/src/main/java/org/apache/tuscany/sca/domain/search/impl/ResultProcessorList.java | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.6/modules/domain-search/src/main/java/org/apache/tuscany/sca/domain/search/impl/ResultProcessorList.java b/sca-java-1.x/tags/1.6/modules/domain-search/src/main/java/org/apache/tuscany/sca/domain/search/impl/ResultProcessorList.java new file mode 100644 index 0000000000..27c192cbee --- /dev/null +++ b/sca-java-1.x/tags/1.6/modules/domain-search/src/main/java/org/apache/tuscany/sca/domain/search/impl/ResultProcessorList.java @@ -0,0 +1,186 @@ +/* + * 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.tuscany.sca.domain.search.impl; + +import java.util.HashMap; +import java.util.LinkedList; + +import org.apache.lucene.document.Document; +import org.apache.tuscany.sca.domain.search.Result; +import org.apache.tuscany.sca.domain.search.ResultFactory; +import org.apache.tuscany.sca.domain.search.ResultProcessor; + +/** + * + * @version $Rev$ $Date$ + */ +public class ResultProcessorList extends LinkedList<ResultProcessor> implements ResultProcessor { + + + private static final long serialVersionUID = 7147307292452694895L; + + private HashMap<String, ResultHashMap> resultRoots = new HashMap<String, ResultHashMap>(); + + private ResultFactory<? extends Result> resultFactory; + + public ResultProcessorList(ResultFactory<? extends Result> resultFactory) { + this.resultFactory = resultFactory; + } + + public Result process(Document document, Result result) { + + if (result == null) { + result = this.resultFactory.createResult(document); + + if (result == null) { + return null; + } + + } + + ResultHashMap resultHashMap; + + String parent = document.get(SearchFields.PARENT_FIELD); + + if (parent == null) { + resultHashMap = new ResultHashMap(result); + resultRoots.put(result.getValue(), resultHashMap); + + } else { + + ParentField parentField = new ParentField(parent); + HashMap<String, ResultHashMap> current = this.resultRoots; + // Result currentResult = null; + int elementsCount = parentField.getElementsCount(); + + for (int i = 0; i < elementsCount; i++) { + String actualName = parentField.getElementName(i); + String type = parentField.getElementType(i); + + if (actualName.length() > 0) { + ResultHashMap actualResultHashMap = current.get(actualName); + + if (actualResultHashMap == null) { + ResultHashMap aux = new ResultHashMap(type, parentField.getElementName(i)); + + current.put(aux.result.getValue(), aux); + // if (current.put(aux.result.getValue(), aux) == null + // && currentResult != null) { + // currentResult.addContent(aux.result); + // } + + current = aux; + // currentResult = aux.result; + + } else { + current = actualResultHashMap; + // currentResult = actualResultHashMap.result; + + } + + } + + } + + resultHashMap = current.get(result.getValue()); + + if (resultHashMap == null) { + resultHashMap = new ResultHashMap(result); + current.put(result.getValue(), resultHashMap); + + // if (currentResult != null) { + // currentResult.addContent(result); + // } + + } + + } + + for (ResultProcessor processor : this) { + result = processor.process(document, result); + } + + resultHashMap.result = result; + + return result; + + } + + private static void addContentsToResult(ResultHashMap resultHashMap) { + + for (ResultHashMap actual : resultHashMap.values()) { + addContentsToResult(actual); + + resultHashMap.result.addContent(actual.result); + + } + + } + + public Result[] createResultRoots() { + int size = this.resultRoots.size(); + + if (size == 0) { + return new Result[0]; + } + + Result[] res = new Result[size]; + + int i = 0; + for (ResultHashMap resultHashMap : this.resultRoots.values()) { + + addContentsToResult(resultHashMap); + res[i++] = resultHashMap.result; + + } + + this.resultRoots.clear(); + + return res; + + } + + private Result createResult(String field, String value) { + Result result = this.resultFactory.createResult(field, value); + + if (result != null) { + return result; + } + + throw new IllegalArgumentException(); + + } + + private class ResultHashMap extends HashMap<String, ResultHashMap> { + + private static final long serialVersionUID = 7982561264440904411L; + + Result result; + + ResultHashMap(String type, String name) { + this(createResult(type, name)); + } + + ResultHashMap(Result result) { + this.result = result; + } + + } + +} |