| /* |
| * 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.das.rdb.graphbuilder.impl; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.log4j.Logger; |
| |
| public final class TableData { |
| private static final Logger logger = Logger.getLogger(TableData.class); |
| |
| private Map columnData; |
| |
| private List primaryKey;; |
| |
| private final String name; |
| |
| private int index = 0; |
| |
| private boolean hasValidPrimaryKey = true; |
| |
| private boolean hasNullPrimaryKey = false; |
| |
| public TableData(String tableName) { |
| if (this.logger.isDebugEnabled()) { |
| this.logger.debug("Creating TableData for table " + tableName); |
| } |
| |
| this.name = tableName; |
| this.columnData = new HashMap(); |
| this.primaryKey = new ArrayList(); |
| } |
| |
| public TableData(String tableName, int index) { |
| this(tableName); |
| this.index = index; |
| } |
| |
| public void clear() { |
| columnData.clear(); |
| primaryKey.clear(); |
| hasValidPrimaryKey = true; |
| hasNullPrimaryKey = false; |
| } |
| |
| public void addData(String columnName, boolean isPrimaryKeyColumn, Object data) { |
| if (this.logger.isDebugEnabled()) { |
| this.logger.debug("Adding column " + columnName + " with value " + data); |
| } |
| |
| if(data != null) |
| columnData.put(columnName, data); |
| if (isPrimaryKeyColumn) { |
| if (data == null) { |
| if (this.logger.isDebugEnabled()) { |
| this.logger.debug("Column " + columnName + " is a primary key column and is null"); |
| } |
| hasNullPrimaryKey = true; |
| //hasValidPrimaryKey = false; - if uncommented and JIRA-1464, RecursiveTests.testReadEngineParts() will fail |
| } else { |
| primaryKey.add(data); |
| } |
| } |
| } |
| |
| public Object getColumnData(String columnName) { |
| return columnData.get(columnName); |
| } |
| |
| public String getTableName() { |
| return this.name; |
| } |
| |
| public int getIndex() { |
| return index; |
| } |
| |
| /** |
| * @return |
| */ |
| public List getPrimaryKeyValues() { |
| // the primary key is kept in the table registry |
| // so return a copy to prevent deletion |
| List primaryKeyCopy = new ArrayList(primaryKey.size()); |
| primaryKeyCopy.addAll(primaryKey); |
| return primaryKeyCopy; |
| } |
| |
| public boolean hasValidPrimaryKey() { |
| return hasValidPrimaryKey; |
| } |
| |
| public void setValidPrimaryKey(boolean hasValidPK){ |
| this.hasValidPrimaryKey = hasValidPK; |
| } |
| |
| public boolean isTableEmpty(){ |
| return columnData.keySet().isEmpty(); |
| } |
| |
| public boolean hasNullPrimaryKey(){ |
| return this.hasNullPrimaryKey; |
| } |
| } |