| /* |
| * 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.oodt.cas.catalog.cli.action; |
| |
| //JDK imports |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| |
| //Apache imports |
| import org.apache.commons.lang.Validate; |
| |
| //OODT imports |
| import org.apache.oodt.cas.catalog.metadata.TransactionalMetadata; |
| import org.apache.oodt.cas.catalog.page.Page; |
| import org.apache.oodt.cas.catalog.page.PageInfo; |
| import org.apache.oodt.cas.catalog.query.QueryExpression; |
| import org.apache.oodt.cas.catalog.query.parser.QueryParser; |
| import org.apache.oodt.cas.cli.exception.CmdLineActionException; |
| |
| |
| /** |
| * @author bfoster (Brian Foster) |
| */ |
| public class PagedQueryCliAction extends CatalogServiceCliAction { |
| |
| protected int pageNum = -1; |
| protected int pageSize = -1; |
| protected String query; |
| protected Set<String> catalogIds; |
| |
| public void execute(ActionMessagePrinter printer) |
| throws CmdLineActionException { |
| try { |
| Validate.isTrue(pageNum != -1, "Must specify pageNum"); |
| Validate.isTrue(pageSize != -1, "Must specify pageSize"); |
| Validate.notNull(query, "Must specify query"); |
| |
| QueryExpression queryExpression = QueryParser |
| .parseQueryExpression(query); |
| Page page = null; |
| if (catalogIds == null) { |
| page = getClient().getPage(new PageInfo(pageSize, pageNum), |
| queryExpression); |
| } else { |
| page = getClient().getPage(new PageInfo(pageSize, pageNum), |
| queryExpression, catalogIds); |
| } |
| List<TransactionalMetadata> transactionMetadatas = getClient() |
| .getMetadata(page); |
| for (TransactionalMetadata tMet : transactionMetadatas) { |
| printer.print("ID: " + tMet.getTransactionId() + " ; CatalogIDs: " |
| + tMet.getCatalogIds() + " ; Metadata: ("); |
| StringBuffer sb = new StringBuffer(""); |
| for (Object metKey : tMet.getMetadata().getHashtable().keySet()) { |
| sb.append(metKey |
| + "=" |
| + tMet.getMetadata().getAllMetadata((String) metKey) |
| .toString().replaceAll("[\\[\\]]", "'") + ", "); |
| } |
| printer.println(sb.substring(0, sb.length() - 2) + ")"); |
| } |
| } catch (Exception e) { |
| throw new CmdLineActionException("Failed to perform query '" + query |
| + "' : " + e.getMessage(), e); |
| } |
| } |
| |
| public void setPageSize(int pageSize) { |
| this.pageSize = pageSize; |
| } |
| |
| public void setPageNum(int pageNum) { |
| this.pageNum = pageNum; |
| } |
| |
| public void setQuery(String query) { |
| this.query = query; |
| } |
| |
| public void setCatalogIds(List<String> catalogIds) { |
| this.catalogIds = new HashSet<String>(catalogIds); |
| } |
| } |