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Diffstat (limited to 'tags/java/das/1.0-incubating-beta1-rc4/rdb/src/main/java/org/apache/tuscany/das/rdb/impl/ReadCommandImpl.java')
-rw-r--r--tags/java/das/1.0-incubating-beta1-rc4/rdb/src/main/java/org/apache/tuscany/das/rdb/impl/ReadCommandImpl.java124
1 files changed, 0 insertions, 124 deletions
diff --git a/tags/java/das/1.0-incubating-beta1-rc4/rdb/src/main/java/org/apache/tuscany/das/rdb/impl/ReadCommandImpl.java b/tags/java/das/1.0-incubating-beta1-rc4/rdb/src/main/java/org/apache/tuscany/das/rdb/impl/ReadCommandImpl.java
deleted file mode 100644
index defebc6f3e..0000000000
--- a/tags/java/das/1.0-incubating-beta1-rc4/rdb/src/main/java/org/apache/tuscany/das/rdb/impl/ReadCommandImpl.java
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * 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.impl;
-
-import java.sql.SQLException;
-import java.util.List;
-
-import org.apache.tuscany.das.rdb.config.wrapper.MappingWrapper;
-import org.apache.tuscany.das.rdb.graphbuilder.impl.GraphBuilderMetadata;
-import org.apache.tuscany.das.rdb.graphbuilder.impl.ResultSetProcessor;
-import org.apache.tuscany.sdo.util.SDOUtil;
-
-import commonj.sdo.ChangeSummary;
-import commonj.sdo.DataGraph;
-import commonj.sdo.DataObject;
-
-public class ReadCommandImpl extends CommandImpl {
-
- private int startRow = 1;
-
- private int endRow = Integer.MAX_VALUE;
-
- public ReadCommandImpl(String sqlString, MappingWrapper mapping, List resultDescriptor) {
- super(sqlString);
- this.configWrapper = mapping;
-
- if (resultDescriptor != null && !resultDescriptor.isEmpty()) {
- this.resultSetShape = new ResultSetShape(resultDescriptor, configWrapper.getConfig());//JIRA-952
- }
- }
-
-
- public void execute() {
- throw new UnsupportedOperationException();
- }
-
- public DataObject executeQuery() {
-
- if (statement.getConnection() == null) {
- throw new RuntimeException("A DASConnection object must be specified before executing the query.");
- }
-
- boolean success = false;
- try {
- List results = statement.executeQuery(parameters);
- success = true;
- return buildGraph(results);
- } catch (SQLException e) {
- throw new RuntimeException(e);
- } finally {
- if (success) {
- statement.getConnection().cleanUp();
- } else {
- statement.getConnection().errorCleanUp();
- }
- }
- }
-
- protected DataObject buildGraph(List results) throws SQLException {
-
- // Before we use the mappingModel, do some checking/updating. If
- // inferrable information
- // isn't specified, add it in.
-
- GraphBuilderMetadata gbmd = new GraphBuilderMetadata(results, configWrapper.getConfig(),
- resultSetShape);
-
- // Create the DataGraph
- DataGraph g = SDOUtil.createDataGraph();
-
- // Create the root object
- g.createRootObject(gbmd.getRootType());
-
- SDOUtil.registerDataGraphTypes(g, gbmd.getDefinedTypes());
-
- ChangeSummary summary = g.getChangeSummary();
-
- ResultSetProcessor rsp = new ResultSetProcessor(g.getRootObject(), gbmd);
- rsp.processResults(getStartRow(), getEndRow());
-
- summary.beginLogging();
-
- return g.getRootObject();
- }
-
-
- protected int getStartRow() {
- return startRow;
- }
-
- protected int getEndRow() {
- return endRow;
- }
-
- protected void setStartRow(int startRow) {
- this.startRow = startRow;
- }
-
- protected void setEndRow(int endRow) {
- this.endRow = endRow;
- }
-
-
- protected void enablePaging() {
- statement.enablePaging();
- }
-
-}