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Diffstat (limited to 'sca-java-1.x/tags/java-M1-final/java/das/rdb/src/test/java/org/apache/tuscany/das/rdb/test/Paging.java')
-rw-r--r-- | sca-java-1.x/tags/java-M1-final/java/das/rdb/src/test/java/org/apache/tuscany/das/rdb/test/Paging.java | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/java-M1-final/java/das/rdb/src/test/java/org/apache/tuscany/das/rdb/test/Paging.java b/sca-java-1.x/tags/java-M1-final/java/das/rdb/src/test/java/org/apache/tuscany/das/rdb/test/Paging.java new file mode 100644 index 0000000000..250e7673d7 --- /dev/null +++ b/sca-java-1.x/tags/java-M1-final/java/das/rdb/src/test/java/org/apache/tuscany/das/rdb/test/Paging.java @@ -0,0 +1,108 @@ +/** + * + * Copyright 2005 The Apache Software Foundation or its licensors, as applicable. + * + * Licensed 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.test; + + +import java.sql.SQLException; + +import org.apache.tuscany.das.rdb.Command; +import org.apache.tuscany.das.rdb.Pager; +import org.apache.tuscany.das.rdb.impl.PagerImpl; +import org.apache.tuscany.das.rdb.test.data.CustomerData; +import org.apache.tuscany.das.rdb.test.framework.DasTest; + + +import commonj.sdo.DataObject; + + + +public class Paging extends DasTest { + + protected void setUp() throws Exception { + super.setUp(); + new CustomerData(getAutoConnection()).refresh(); + } + + public void testPaging() throws SQLException { + + //Build command to read all customers + Command custCommand = Command.FACTORY.createCommand("select * from CUSTOMER order by ID"); + custCommand.setConnection(getConnection()); + + //Create a pager with the command + Pager pager = new PagerImpl(custCommand, 2); + + //Get and work with first page + DataObject root = pager.next(); + DataObject customer1 = root.getDataObject("CUSTOMER[1]"); + DataObject customer2 = root.getDataObject("CUSTOMER[2]"); + assertEquals(1, customer1.getInt("ID")); + assertEquals(2, customer2.getInt("ID")); + + //Get and work with the second page + root = pager.next(); + customer1 = root.getDataObject("CUSTOMER[1]"); + customer2 = root.getDataObject("CUSTOMER[2]"); + assertEquals(3, customer1.getInt("ID")); + assertEquals(4, customer2.getInt("ID")); + + // First page again + root = pager.previous(); + customer1 = root.getDataObject("CUSTOMER[1]"); + customer2 = root.getDataObject("CUSTOMER[2]"); + assertEquals(1, customer1.getInt("ID")); + assertEquals(2, customer2.getInt("ID")); + + } + + + public void testRandomPage() throws SQLException { + //Build the select command + Command select = Command.FACTORY + .createCommand("select * from CUSTOMER order by ID"); + + //Parameterize the command + select.setConnection(getConnection()); + + //Create a pager + Pager pager = new PagerImpl(select, 2); + + //Get the first page + DataObject root = pager.getPage(1); + DataObject customer1 = root.getDataObject("CUSTOMER[1]"); + DataObject customer2 = root.getDataObject("CUSTOMER[2]"); + assertEquals(1, customer1.getInt("ID")); + assertEquals(2, customer2.getInt("ID")); + + //Get the second page + root = pager.getPage(2); + customer1 = root.getDataObject("CUSTOMER[1]"); + customer2 = root.getDataObject("CUSTOMER[2]"); + assertEquals(3, customer1.getInt("ID")); + assertEquals(4, customer2.getInt("ID")); + + + // Get the first page again + root = pager.getPage(1); + customer1 = root.getDataObject("CUSTOMER[1]"); + customer2 = root.getDataObject("CUSTOMER[2]"); + assertEquals(1, customer1.getInt("ID")); + assertEquals(2, customer2.getInt("ID")); + } + + +}
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