Java tutorial
/** * 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 com.msopentech.odatajclient.engine; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertNotNull; import static org.junit.Assert.assertTrue; import com.msopentech.odatajclient.engine.client.ODataClient; import com.msopentech.odatajclient.engine.data.ODataCollectionValue; import com.msopentech.odatajclient.engine.data.ODataComplexValue; import com.msopentech.odatajclient.engine.data.ODataObjectFactory; import com.msopentech.odatajclient.engine.data.ODataPrimitiveValue; import com.msopentech.odatajclient.engine.data.ODataProperty; import com.msopentech.odatajclient.engine.data.ODataValue; import com.msopentech.odatajclient.engine.metadata.edm.EdmSimpleType; import com.msopentech.odatajclient.engine.format.ODataFormat; import com.msopentech.odatajclient.engine.utils.ODataVersion; import java.io.File; import java.io.IOException; import java.io.InputStream; import java.util.Iterator; import org.apache.commons.io.IOUtils; import org.junit.Test; public abstract class AbstractPropertyTest extends AbstractTest { protected abstract ODataFormat getFormat(); protected abstract ODataClient getClient(); protected ODataVersion getVersion() { return getClient().getWorkingVersion(); } @Test public void readPropertyValue() throws IOException { final InputStream input = getClass().getResourceAsStream( getVersion().name().toLowerCase() + File.separatorChar + "Customer_-10_CustomerId_value.txt"); final ODataValue value = getClient().getPrimitiveValueBuilder().setType(EdmSimpleType.String) .setText(IOUtils.toString(input)).build(); assertNotNull(value); assertEquals("-10", value.toString()); } private ODataProperty primitive() throws IOException { final InputStream input = getClass().getResourceAsStream(getVersion().name().toLowerCase() + File.separatorChar + "Customer_-10_CustomerId." + getSuffix(getFormat())); final ODataProperty property = getClient().getReader().readProperty(input, getFormat()); assertNotNull(property); assertTrue(property.hasPrimitiveValue()); assertTrue(-10 == property.getPrimitiveValue().<Integer>toCastValue()); ODataProperty comparable; final ODataProperty written = getClient().getReader() .readProperty(getClient().getWriter().writeProperty(property, getFormat()), getFormat()); if (getFormat() == ODataFormat.XML) { comparable = written; } else { // This is needed because type information gets lost with JSON serialization final ODataPrimitiveValue typedValue = getClient().getPrimitiveValueBuilder() .setType(EdmSimpleType.fromValue(property.getPrimitiveValue().getTypeName())) .setText(written.getPrimitiveValue().toString()).build(); comparable = getClient().getObjectFactory().newPrimitiveProperty(written.getName(), typedValue); } assertEquals(property, comparable); return property; } @Test public void readPrimitiveProperty() throws IOException { primitive(); } private ODataProperty complex() throws IOException { final InputStream input = getClass().getResourceAsStream(getVersion().name().toLowerCase() + File.separatorChar + "Customer_-10_PrimaryContactInfo." + getSuffix(getFormat())); final ODataProperty property = getClient().getReader().readProperty(input, getFormat()); assertNotNull(property); assertTrue(property.hasComplexValue()); assertEquals(6, property.getComplexValue().size()); ODataProperty comparable; final ODataProperty written = getClient().getReader() .readProperty(getClient().getWriter().writeProperty(property, getFormat()), getFormat()); if (getFormat() == ODataFormat.XML) { comparable = written; } else { // This is needed because type information gets lost with JSON serialization final ODataComplexValue typedValue = new ODataComplexValue(property.getComplexValue().getTypeName()); for (final Iterator<ODataProperty> itor = written.getComplexValue().iterator(); itor.hasNext();) { final ODataProperty prop = itor.next(); typedValue.add(prop); } comparable = getClient().getObjectFactory().newComplexProperty(written.getName(), typedValue); } assertEquals(property, comparable); return property; } @Test public void readComplexProperty() throws IOException { complex(); } private ODataProperty collection() throws IOException { final InputStream input = getClass().getResourceAsStream(getVersion().name().toLowerCase() + File.separatorChar + "Customer_-10_BackupContactInfo." + getSuffix(getFormat())); final ODataProperty property = getClient().getReader().readProperty(input, getFormat()); assertNotNull(property); assertTrue(property.hasCollectionValue()); assertEquals(9, property.getCollectionValue().size()); ODataProperty comparable; final ODataProperty written = getClient().getReader() .readProperty(getClient().getWriter().writeProperty(property, getFormat()), getFormat()); if (getFormat() == ODataFormat.XML) { comparable = written; } else { // This is needed because type information gets lost with JSON serialization final ODataCollectionValue typedValue = new ODataCollectionValue( property.getCollectionValue().getTypeName()); for (final Iterator<ODataValue> itor = written.getCollectionValue().iterator(); itor.hasNext();) { final ODataValue value = itor.next(); if (value.isPrimitive()) { typedValue.add(value); } if (value.isComplex()) { final ODataComplexValue typedComplexValue = new ODataComplexValue( "Microsoft.Test.OData.Services.AstoriaDefaultService.ContactDetails"); for (final Iterator<ODataProperty> valueItor = value.asComplex().iterator(); valueItor .hasNext();) { final ODataProperty prop = valueItor.next(); typedComplexValue.add(prop); } typedValue.add(typedComplexValue); } } comparable = getClient().getObjectFactory().newCollectionProperty(written.getName(), typedValue); } assertEquals(property, comparable); return property; } @Test public void readCollectionProperty() throws IOException { collection(); } }