Source Code Cross Referenced for RealInsertVTIResultSetStatistics.java in  » Database-DBMS » db-derby-10.2 » org » apache » derby » impl » sql » execute » rts » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Database DBMS » db derby 10.2 » org.apache.derby.impl.sql.execute.rts 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:
003:           Derby - Class org.apache.derby.impl.sql.execute.rts.RealInsertVTIResultSetStatistics
004:
005:           Licensed to the Apache Software Foundation (ASF) under one or more
006:           contributor license agreements.  See the NOTICE file distributed with
007:           this work for additional information regarding copyright ownership.
008:           The ASF licenses this file to you under the Apache License, Version 2.0
009:           (the "License"); you may not use this file except in compliance with
010:           the License.  You may obtain a copy of the License at
011:
012:              http://www.apache.org/licenses/LICENSE-2.0
013:
014:           Unless required by applicable law or agreed to in writing, software
015:           distributed under the License is distributed on an "AS IS" BASIS,
016:           WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
017:           See the License for the specific language governing permissions and
018:           limitations under the License.
019:
020:         */
021:
022:        package org.apache.derby.impl.sql.execute.rts;
023:
024:        import org.apache.derby.iapi.services.io.StoredFormatIds;
025:
026:        import org.apache.derby.iapi.services.i18n.MessageService;
027:        import org.apache.derby.iapi.reference.SQLState;
028:
029:        import org.apache.derby.iapi.services.io.FormatableHashtable;
030:
031:        import java.io.ObjectOutput;
032:        import java.io.ObjectInput;
033:        import java.io.IOException;
034:
035:        /**
036:         ResultSetStatistics implemenation for InsertVTIResultSet.
037:
038:         @author jerry
039:
040:         */
041:        public class RealInsertVTIResultSetStatistics extends
042:                RealNoRowsResultSetStatistics {
043:
044:            /* Leave these fields public for object inspectors */
045:            public int rowCount;
046:            public boolean deferred;
047:
048:            // CONSTRUCTORS
049:
050:            /**
051:             * 
052:             *
053:             */
054:            public RealInsertVTIResultSetStatistics(int rowCount,
055:                    boolean deferred, long executeTime,
056:                    ResultSetStatistics sourceResultSetStatistics) {
057:                super (executeTime, sourceResultSetStatistics);
058:                this .rowCount = rowCount;
059:                this .deferred = deferred;
060:                this .sourceResultSetStatistics = sourceResultSetStatistics;
061:            }
062:
063:            // ResultSetStatistics interface
064:
065:            /**
066:             * Return the statement execution plan as a String.
067:             *
068:             * @param depth	Indentation level.
069:             *
070:             * @return String	The statement execution plan as a String.
071:             */
072:            public String getStatementExecutionPlanText(int depth) {
073:                initFormatInfo(depth);
074:
075:                if (sourceResultSetStatistics == null)
076:                    return "";
077:
078:                return indent
079:                        + MessageService
080:                                .getTextMessage(SQLState.RTS_INSERT_VTI_RESULT_SET)
081:                        + ":\n"
082:                        + indent
083:                        + MessageService.getTextMessage(SQLState.RTS_DEFERRED)
084:                        + ": "
085:                        + deferred
086:                        + "\n"
087:                        + indent
088:                        + MessageService
089:                                .getTextMessage(SQLState.RTS_ROWS_INSERTED)
090:                        + " = "
091:                        + rowCount
092:                        + "\n"
093:                        + dumpTimeStats(indent)
094:                        + ((sourceResultSetStatistics == null) ? ""
095:                                : sourceResultSetStatistics
096:                                        .getStatementExecutionPlanText(1));
097:            }
098:
099:            /**
100:             * Return information on the scan nodes from the statement execution 
101:             * plan as a String.
102:             *
103:             * @param depth	Indentation level.
104:             * @param tableName if not NULL then print information for this table only
105:             *
106:             * @return String	The information on the scan nodes from the 
107:             *					statement execution plan as a String.
108:             */
109:            public String getScanStatisticsText(String tableName, int depth) {
110:                return sourceResultSetStatistics.getScanStatisticsText(
111:                        tableName, depth);
112:            }
113:
114:            // Class implementation
115:
116:            public String toString() {
117:                return getStatementExecutionPlanText(0);
118:            }
119:
120:            /**
121:             * Format for display, a name for this node.
122:             *
123:             */
124:            public String getNodeName() {
125:                return MessageService.getTextMessage(SQLState.RTS_INSERT_VTI);
126:            }
127:        }
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