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- /*
- Copyright (c) 2007 Health Market Science, Inc.
-
- 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 com.healthmarketscience.jackcess.util;
-
- import java.io.File;
- import java.lang.reflect.InvocationHandler;
- import java.lang.reflect.Method;
- import java.lang.reflect.Proxy;
- import java.sql.ResultSet;
- import java.sql.ResultSetMetaData;
- import java.sql.Types;
- import java.util.ArrayList;
- import java.util.Arrays;
- import java.util.List;
- import java.util.Map;
-
- import com.healthmarketscience.jackcess.Column;
- import com.healthmarketscience.jackcess.ColumnBuilder;
- import com.healthmarketscience.jackcess.DataType;
- import com.healthmarketscience.jackcess.Database;
- import static com.healthmarketscience.jackcess.Database.*;
- import com.healthmarketscience.jackcess.Table;
- import com.healthmarketscience.jackcess.TableBuilder;
- import com.healthmarketscience.jackcess.impl.JetFormatTest;
- import junit.framework.TestCase;
- import static com.healthmarketscience.jackcess.TestUtil.*;
-
- /**
- * @author Rob Di Marco
- */
- public class ImportTest extends TestCase
- {
-
- public ImportTest(String name) {
- super(name);
- }
-
- public void testImportFromFile() throws Exception
- {
- for (final FileFormat fileFormat : JetFormatTest.SUPPORTED_FILEFORMATS) {
- Database db = create(fileFormat);
- String tableName = new ImportUtil.Builder(db, "test")
- .setDelimiter("\\t")
- .importFile(new File("src/test/data/sample-input.tab"));
- Table t = db.getTable(tableName);
-
- List<String> colNames = new ArrayList<String>();
- for(Column c : t.getColumns()) {
- colNames.add(c.getName());
- }
- assertEquals(Arrays.asList("Test1", "Test2", "Test3"), colNames);
-
- List<? extends Map<String, Object>> expectedRows =
- createExpectedTable(
- createExpectedRow(
- "Test1", "Foo",
- "Test2", "Bar",
- "Test3", "Ralph"),
- createExpectedRow(
- "Test1", "S",
- "Test2", "Mouse",
- "Test3", "Rocks"),
- createExpectedRow(
- "Test1", "",
- "Test2", "Partial line",
- "Test3", null),
- createExpectedRow(
- "Test1", " Quoted Value",
- "Test2", " bazz ",
- "Test3", " Really \"Crazy" + ImportUtil.LINE_SEPARATOR
- + "value\""),
- createExpectedRow(
- "Test1", "buzz",
- "Test2", "embedded\tseparator",
- "Test3", "long")
- );
- assertTable(expectedRows, t);
-
- t = new TableBuilder("test2")
- .addColumn(new ColumnBuilder("T1", DataType.TEXT))
- .addColumn(new ColumnBuilder("T2", DataType.TEXT))
- .addColumn(new ColumnBuilder("T3", DataType.TEXT))
- .toTable(db);
-
- new ImportUtil.Builder(db, "test2")
- .setDelimiter("\\t")
- .setUseExistingTable(true)
- .setHeader(false)
- .importFile(new File("src/test/data/sample-input.tab"));
-
- expectedRows =
- createExpectedTable(
- createExpectedRow(
- "T1", "Test1",
- "T2", "Test2",
- "T3", "Test3"),
- createExpectedRow(
- "T1", "Foo",
- "T2", "Bar",
- "T3", "Ralph"),
- createExpectedRow(
- "T1", "S",
- "T2", "Mouse",
- "T3", "Rocks"),
- createExpectedRow(
- "T1", "",
- "T2", "Partial line",
- "T3", null),
- createExpectedRow(
- "T1", " Quoted Value",
- "T2", " bazz ",
- "T3", " Really \"Crazy" + ImportUtil.LINE_SEPARATOR
- + "value\""),
- createExpectedRow(
- "T1", "buzz",
- "T2", "embedded\tseparator",
- "T3", "long")
- );
- assertTable(expectedRows, t);
-
-
- ImportFilter oddFilter = new SimpleImportFilter() {
- private int _num;
- @Override
- public Object[] filterRow(Object[] row) {
- if((_num++ % 2) == 1) {
- return null;
- }
- return row;
- }
- };
-
- tableName = new ImportUtil.Builder(db, "test3")
- .setDelimiter("\\t")
- .setFilter(oddFilter)
- .importFile(new File("src/test/data/sample-input.tab"));
- t = db.getTable(tableName);
-
- colNames = new ArrayList<String>();
- for(Column c : t.getColumns()) {
- colNames.add(c.getName());
- }
- assertEquals(Arrays.asList("Test1", "Test2", "Test3"), colNames);
-
- expectedRows =
- createExpectedTable(
- createExpectedRow(
- "Test1", "Foo",
- "Test2", "Bar",
- "Test3", "Ralph"),
- createExpectedRow(
- "Test1", "",
- "Test2", "Partial line",
- "Test3", null),
- createExpectedRow(
- "Test1", "buzz",
- "Test2", "embedded\tseparator",
- "Test3", "long")
- );
- assertTable(expectedRows, t);
-
- db.close();
- }
- }
-
- public void testImportFromFileWithOnlyHeaders() throws Exception
- {
- for (final FileFormat fileFormat : JetFormatTest.SUPPORTED_FILEFORMATS) {
- Database db = create(fileFormat);
- String tableName = new ImportUtil.Builder(db, "test")
- .setDelimiter("\\t")
- .importFile(new File("src/test/data/sample-input-only-headers.tab"));
-
- Table t = db.getTable(tableName);
-
- List<String> colNames = new ArrayList<String>();
- for(Column c : t.getColumns()) {
- colNames.add(c.getName());
- }
- assertEquals(Arrays.asList(
- "RESULT_PHYS_ID", "FIRST", "MIDDLE", "LAST", "OUTLIER",
- "RANK", "CLAIM_COUNT", "PROCEDURE_COUNT",
- "WEIGHTED_CLAIM_COUNT", "WEIGHTED_PROCEDURE_COUNT"),
- colNames);
-
- db.close();
- }
- }
-
- public void testCopySqlHeaders() throws Exception
- {
- for (final FileFormat fileFormat : JetFormatTest.SUPPORTED_FILEFORMATS) {
-
- TestResultSet rs = new TestResultSet();
-
- rs.addColumn(Types.INTEGER, "col1");
- rs.addColumn(Types.VARCHAR, "col2", 60, 0, 0);
- rs.addColumn(Types.VARCHAR, "col3", 500, 0, 0);
- rs.addColumn(Types.BINARY, "col4", 128, 0, 0);
- rs.addColumn(Types.BINARY, "col5", 512, 0, 0);
- rs.addColumn(Types.NUMERIC, "col6", 0, 7, 15);
- rs.addColumn(Types.VARCHAR, "col7", Integer.MAX_VALUE, 0, 0);
-
- Database db = create(fileFormat);
- ImportUtil.importResultSet((ResultSet)Proxy.newProxyInstance(
- Thread.currentThread().getContextClassLoader(),
- new Class<?>[]{ResultSet.class},
- rs), db, "Test1");
-
- Table t = db.getTable("Test1");
- List<? extends Column> columns = t.getColumns();
- assertEquals(7, columns.size());
-
- Column c = columns.get(0);
- assertEquals("col1", c.getName());
- assertEquals(DataType.LONG, c.getType());
-
- c = columns.get(1);
- assertEquals("col2", c.getName());
- assertEquals(DataType.TEXT, c.getType());
- assertEquals(120, c.getLength());
-
- c = columns.get(2);
- assertEquals("col3", c.getName());
- assertEquals(DataType.MEMO, c.getType());
- assertEquals(0, c.getLength());
-
- c = columns.get(3);
- assertEquals("col4", c.getName());
- assertEquals(DataType.BINARY, c.getType());
- assertEquals(128, c.getLength());
-
- c = columns.get(4);
- assertEquals("col5", c.getName());
- assertEquals(DataType.OLE, c.getType());
- assertEquals(0, c.getLength());
-
- c = columns.get(5);
- assertEquals("col6", c.getName());
- assertEquals(DataType.NUMERIC, c.getType());
- assertEquals(17, c.getLength());
- assertEquals(7, c.getScale());
- assertEquals(15, c.getPrecision());
-
- c = columns.get(6);
- assertEquals("col7", c.getName());
- assertEquals(DataType.MEMO, c.getType());
- assertEquals(0, c.getLength());
- }
- }
-
-
- private static class TestResultSet implements InvocationHandler
- {
- private List<Integer> _types = new ArrayList<Integer>();
- private List<String> _names = new ArrayList<String>();
- private List<Integer> _displaySizes = new ArrayList<Integer>();
- private List<Integer> _scales = new ArrayList<Integer>();
- private List<Integer> _precisions = new ArrayList<Integer>();
-
- public Object invoke(Object proxy, Method method, Object[] args)
- {
- String methodName = method.getName();
- if(methodName.equals("getMetaData")) {
- return Proxy.newProxyInstance(
- Thread.currentThread().getContextClassLoader(),
- new Class<?>[]{ResultSetMetaData.class},
- this);
- } else if(methodName.equals("next")) {
- return Boolean.FALSE;
- } else if(methodName.equals("getColumnCount")) {
- return _types.size();
- } else if(methodName.equals("getColumnName") ||
- methodName.equals("getColumnLabel")) {
- return getValue(_names, args[0]);
- } else if(methodName.equals("getColumnDisplaySize")) {
- return getValue(_displaySizes, args[0]);
- } else if(methodName.equals("getColumnType")) {
- return getValue(_types, args[0]);
- } else if(methodName.equals("getScale")) {
- return getValue(_scales, args[0]);
- } else if(methodName.equals("getPrecision")) {
- return getValue(_precisions, args[0]);
- } else {
- throw new UnsupportedOperationException(methodName);
- }
- }
-
- public void addColumn(int type, String name)
- {
- addColumn(type, name, 0, 0, 0);
- }
-
- public void addColumn(int type, String name, int displaySize,
- int scale, int precision)
- {
- _types.add(type);
- _names.add(name);
- _displaySizes.add(displaySize);
- _scales.add(scale);
- _precisions.add(precision);
- }
-
- private static <T> T getValue(List<T> values, Object index) {
- return values.get((Integer)index - 1);
- }
- }
-
- }
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