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* 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.
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package org.apache.olingo.odata2.core.ep;
import java.io.InputStream;
import java.util.List;
import java.util.Map;
import org.apache.olingo.odata2.api.batch.BatchException;
import org.apache.olingo.odata2.api.batch.BatchRequestPart;
import org.apache.olingo.odata2.api.batch.BatchResponsePart;
import org.apache.olingo.odata2.api.client.batch.BatchPart;
import org.apache.olingo.odata2.api.client.batch.BatchSingleResponse;
import org.apache.olingo.odata2.api.edm.Edm;
import org.apache.olingo.odata2.api.edm.EdmEntitySet;
import org.apache.olingo.odata2.api.edm.EdmFunctionImport;
import org.apache.olingo.odata2.api.edm.EdmProperty;
import org.apache.olingo.odata2.api.edm.provider.EdmProvider;
import org.apache.olingo.odata2.api.edm.provider.Schema;
import org.apache.olingo.odata2.api.ep.EntityProvider.EntityProviderInterface;
import org.apache.olingo.odata2.api.ep.EntityProviderBatchProperties;
import org.apache.olingo.odata2.api.ep.EntityProviderException;
import org.apache.olingo.odata2.api.ep.EntityProviderReadProperties;
import org.apache.olingo.odata2.api.ep.EntityProviderWriteProperties;
import org.apache.olingo.odata2.api.ep.entry.ODataEntry;
import org.apache.olingo.odata2.api.ep.feed.ODataDeltaFeed;
import org.apache.olingo.odata2.api.ep.feed.ODataFeed;
import org.apache.olingo.odata2.api.exception.ODataNotAcceptableException;
import org.apache.olingo.odata2.api.processor.ODataErrorContext;
import org.apache.olingo.odata2.api.processor.ODataResponse;
import org.apache.olingo.odata2.api.servicedocument.ServiceDocument;
import org.apache.olingo.odata2.core.batch.BatchRequestParser;
import org.apache.olingo.odata2.core.batch.BatchRequestWriter;
import org.apache.olingo.odata2.core.batch.BatchResponseParser;
import org.apache.olingo.odata2.core.batch.BatchResponseWriter;
import org.apache.olingo.odata2.core.commons.ContentType;
import org.apache.olingo.odata2.core.edm.provider.EdmImplProv;
import org.apache.olingo.odata2.core.edm.provider.EdmxProvider;
import org.apache.olingo.odata2.core.exception.ODataRuntimeException;
/**
*
*/
public class ProviderFacadeImpl implements EntityProviderInterface {
private static BasicEntityProvider create() throws EntityProviderException {
return new BasicEntityProvider();
}
private static ContentTypeBasedEntityProvider create(final String contentType) throws EntityProviderException {
return create(ContentType.createAsCustom(contentType));
}
private static ContentTypeBasedEntityProvider create(final ContentType contentType) throws EntityProviderException {
try {
switch (contentType.getODataFormat()) {
case ATOM:
case XML:
return new AtomEntityProvider(contentType.getODataFormat());
case JSON:
return new JsonEntityProvider();
default:
throw new ODataNotAcceptableException(ODataNotAcceptableException.NOT_SUPPORTED_CONTENT_TYPE
.addContent(contentType));
}
} catch (final ODataNotAcceptableException e) {
throw new EntityProviderException(EntityProviderException.COMMON, e);
}
}
@Override
public ODataResponse writeErrorDocument(final ODataErrorContext context) {
try {
return create(context.getContentType()).writeErrorDocument(context.getHttpStatus(), context.getErrorCode(),
context.getMessage(), context.getLocale(), context.getInnerError());
} catch (EntityProviderException e) {
throw new ODataRuntimeException(e);
}
}
@Override
public ODataResponse writeServiceDocument(final String contentType, final Edm edm, final String serviceRoot)
throws EntityProviderException {
return create(contentType).writeServiceDocument(edm, serviceRoot);
}
@Override
public ODataResponse writePropertyValue(final EdmProperty edmProperty, final Object value)
throws EntityProviderException {
return create().writePropertyValue(edmProperty, value);
}
@Override
public ODataResponse writeText(final String value) throws EntityProviderException {
return create().writeText(value);
}
@Override
public ODataResponse writeBinary(final String mimeType, final byte[] data) throws EntityProviderException {
return create().writeBinary(mimeType, data);
}
@Override
public ODataResponse writeFeed(final String contentType, final EdmEntitySet entitySet,
final List<Map<String, Object>> data, final EntityProviderWriteProperties properties)
throws EntityProviderException {
return create(contentType).writeFeed(entitySet, data, properties);
}
@Override
public ODataResponse writeEntry(final String contentType, final EdmEntitySet entitySet,
final Map<String, Object> data, final EntityProviderWriteProperties properties) throws EntityProviderException {
return create(contentType).writeEntry(entitySet, data, properties);
}
@Override
public ODataResponse writeProperty(final String contentType, final EdmProperty edmProperty, final Object value)
throws EntityProviderException {
return create(contentType).writeProperty(edmProperty, value);
}
@Override
public ODataResponse writeLink(final String contentType, final EdmEntitySet entitySet,
final Map<String, Object> data, final EntityProviderWriteProperties properties) throws EntityProviderException {
return create(contentType).writeLink(entitySet, data, properties);
}
@Override
public ODataResponse writeLinks(final String contentType, final EdmEntitySet entitySet,
final List<Map<String, Object>> data, final EntityProviderWriteProperties properties)
throws EntityProviderException {
return create(contentType).writeLinks(entitySet, data, properties);
}
@Override
public ODataResponse writeFunctionImport(final String contentType, final EdmFunctionImport functionImport,
final Object data, final EntityProviderWriteProperties properties) throws EntityProviderException {
return create(contentType).writeFunctionImport(functionImport, data, properties);
}
@Override
public ODataErrorContext readErrorDocument(final InputStream errorDocument, final String contentType)
throws EntityProviderException {
return create(contentType).readErrorDocument(errorDocument);
}
@Override
public ODataFeed readFeed(final String contentType, final EdmEntitySet entitySet, final InputStream content,
final EntityProviderReadProperties properties) throws EntityProviderException {
return create(contentType).readFeed(entitySet, content, properties);
}
@Override
public ODataDeltaFeed readDeltaFeed(final String contentType, final EdmEntitySet entitySet,
final InputStream content,
final EntityProviderReadProperties properties) throws EntityProviderException {
return create(contentType).readDeltaFeed(entitySet, content, properties);
}
@Override
public ODataEntry readEntry(final String contentType, final EdmEntitySet entitySet, final InputStream content,
final EntityProviderReadProperties properties) throws EntityProviderException {
return create(contentType).readEntry(entitySet, content, properties);
}
@Override
public Map<String, Object> readProperty(final String contentType, final EdmProperty edmProperty,
final InputStream content, final EntityProviderReadProperties properties) throws EntityProviderException {
return create(contentType).readProperty(edmProperty, content, properties);
}
@Override
public Object readPropertyValue(final EdmProperty edmProperty, final InputStream content, final Class<?> typeMapping)
throws EntityProviderException {
return create().readPropertyValue(edmProperty, content, typeMapping);
}
@Override
public List<String> readLinks(final String contentType, final EdmEntitySet entitySet, final InputStream content)
throws EntityProviderException {
return create(contentType).readLinks(entitySet, content);
}
@Override
public String readLink(final String contentType, final EdmEntitySet entitySet, final InputStream content)
throws EntityProviderException {
return create(contentType).readLink(entitySet, content);
}
@Override
public byte[] readBinary(final InputStream content) throws EntityProviderException {
return create().readBinary(content);
}
@Override
public ODataResponse writeMetadata(final List<Schema> schemas, final Map<String, String> predefinedNamespaces)
throws EntityProviderException {
return create().writeMetadata(schemas, predefinedNamespaces);
}
@Override
public Edm readMetadata(final InputStream inputStream, final boolean validate) throws EntityProviderException {
EdmProvider provider = new EdmxProvider().parse(inputStream, validate);
return new EdmImplProv(provider);
}
@Override
public ServiceDocument readServiceDocument(final InputStream serviceDocument, final String contentType)
throws EntityProviderException {
return create(contentType).readServiceDocument(serviceDocument);
}
@Override
public List<BatchRequestPart> parseBatchRequest(final String contentType, final InputStream content,
final EntityProviderBatchProperties properties) throws BatchException {
List<BatchRequestPart> batchParts = new BatchRequestParser(contentType, properties).parse(content);
return batchParts;
}
@Override
public ODataResponse writeBatchResponse(final List<BatchResponsePart> batchResponseParts) throws BatchException {
BatchResponseWriter batchWriter = new BatchResponseWriter();
return batchWriter.writeResponse(batchResponseParts);
}
@Override
public InputStream writeBatchRequest(final List<BatchPart> batchParts, final String boundary) {
BatchRequestWriter batchWriter = new BatchRequestWriter();
return batchWriter.writeBatchRequest(batchParts, boundary);
}
@Override
public List<BatchSingleResponse> parseBatchResponse(final String contentType, final InputStream content)
throws BatchException {
List<BatchSingleResponse> responses = new BatchResponseParser(contentType).parse(content);
return responses;
}
}