| /* |
| * 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.olingo.server.core.deserializer; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| import java.io.StringWriter; |
| import java.util.List; |
| |
| import org.apache.olingo.commons.api.data.Parameter; |
| import org.apache.olingo.commons.api.data.ValueType; |
| import org.apache.olingo.commons.api.edm.EdmParameter; |
| import org.apache.olingo.commons.api.edm.EdmPrimitiveType; |
| import org.apache.olingo.commons.api.edm.EdmPrimitiveTypeException; |
| import org.apache.olingo.commons.api.edm.EdmProperty; |
| import org.apache.olingo.commons.api.edm.EdmType; |
| import org.apache.olingo.commons.api.edm.constants.EdmTypeKind; |
| import org.apache.olingo.commons.api.format.ContentType; |
| import org.apache.olingo.server.api.deserializer.DeserializerException; |
| import org.apache.olingo.server.api.deserializer.FixedFormatDeserializer; |
| import org.apache.olingo.server.api.deserializer.batch.BatchDeserializerException; |
| import org.apache.olingo.server.api.deserializer.batch.BatchOptions; |
| import org.apache.olingo.server.api.deserializer.batch.BatchRequestPart; |
| import org.apache.olingo.server.core.deserializer.batch.BatchParser; |
| import org.apache.olingo.server.core.deserializer.json.ODataJsonDeserializer; |
| |
| public class FixedFormatDeserializerImpl implements FixedFormatDeserializer { |
| |
| private static final int DEFAULT_BUFFER_SIZE = 128; |
| |
| @Override |
| public byte[] binary(final InputStream content) throws DeserializerException { |
| ByteArrayOutputStream result = new ByteArrayOutputStream(); |
| byte[] buffer = new byte[DEFAULT_BUFFER_SIZE]; |
| int count; |
| try { |
| while ((count = content.read(buffer)) > -1) { |
| result.write(buffer, 0, count); |
| } |
| result.flush(); |
| } catch (final IOException e) { |
| throw new DeserializerException("An I/O exception occurred.", e, |
| DeserializerException.MessageKeys.IO_EXCEPTION); |
| } |
| return result.toByteArray(); |
| } |
| |
| @Override |
| public Object primitiveValue(final InputStream content, final EdmProperty property) throws DeserializerException { |
| if (property == null || !property.isPrimitive()) { |
| throw new DeserializerException("Wrong property.", DeserializerException.MessageKeys.NOT_IMPLEMENTED); |
| } |
| try { |
| StringWriter writer = new StringWriter(); |
| InputStreamReader reader = new InputStreamReader(content, "UTF-8"); |
| int c = -1; |
| while ((c = reader.read()) != -1) { |
| writer.append((char) c); |
| } |
| final EdmPrimitiveType type = (EdmPrimitiveType) property.getType(); |
| return type.valueOfString(writer.toString(), |
| property.isNullable(), property.getMaxLength(), property.getPrecision(), property.getScale(), |
| property.isUnicode(), type.getDefaultType()); |
| } catch (final EdmPrimitiveTypeException e) { |
| throw new DeserializerException("The value is not valid.", e, |
| DeserializerException.MessageKeys.INVALID_VALUE_FOR_PROPERTY, property.getName()); |
| } catch (final IOException e) { |
| throw new DeserializerException("An I/O exception occurred.", e, |
| DeserializerException.MessageKeys.IO_EXCEPTION); |
| } |
| } |
| |
| @Override |
| public Parameter parameter(final String content, final EdmParameter parameter) throws DeserializerException { |
| final EdmType type = parameter.getType(); |
| final EdmTypeKind kind = type.getKind(); |
| if ((kind == EdmTypeKind.PRIMITIVE || kind == EdmTypeKind.DEFINITION || kind == EdmTypeKind.ENUM) |
| && !parameter.isCollection()) { |
| // The content is a primitive URI literal. |
| Parameter result = new Parameter(); |
| result.setName(parameter.getName()); |
| result.setType(type.getFullQualifiedName().getFullQualifiedNameAsString()); |
| final EdmPrimitiveType primitiveType = (EdmPrimitiveType) type; |
| try { |
| if (parameter.getMapping() == null) { |
| result.setValue(type.getKind() == EdmTypeKind.ENUM ? ValueType.ENUM : ValueType.PRIMITIVE, |
| primitiveType.valueOfString(primitiveType.fromUriLiteral(content), |
| parameter.isNullable(), parameter.getMaxLength(), |
| parameter.getPrecision(), parameter.getScale(), true, |
| primitiveType.getDefaultType())); |
| } else { |
| result.setValue(type.getKind() == EdmTypeKind.ENUM ? ValueType.ENUM : ValueType.PRIMITIVE, |
| primitiveType.valueOfString(primitiveType.fromUriLiteral(content), |
| parameter.isNullable(), parameter.getMaxLength(), |
| parameter.getPrecision(), parameter.getScale(), true, |
| parameter.getMapping().getMappedJavaClass())); |
| } |
| } catch (final EdmPrimitiveTypeException e) { |
| throw new DeserializerException( |
| "Invalid value '" + content + "' for parameter " + parameter.getName(), e, |
| DeserializerException.MessageKeys.INVALID_VALUE_FOR_PROPERTY, parameter.getName()); |
| } |
| return result; |
| } else { |
| // The content is a JSON array or object. |
| return new ODataJsonDeserializer(ContentType.JSON).parameter(content, parameter); |
| } |
| } |
| |
| @Override |
| public List<BatchRequestPart> parseBatchRequest(final InputStream content, final String boundary, |
| final BatchOptions options) |
| throws BatchDeserializerException { |
| final BatchParser parser = new BatchParser(); |
| |
| return parser.parseBatchRequest(content, boundary, options); |
| } |
| } |