| /******************************************************************************* |
| * 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.odata2.core.edm; |
| |
| import java.math.BigInteger; |
| |
| import org.apache.olingo.odata2.api.edm.EdmFacets; |
| import org.apache.olingo.odata2.api.edm.EdmLiteralKind; |
| import org.apache.olingo.odata2.api.edm.EdmSimpleType; |
| import org.apache.olingo.odata2.api.edm.EdmSimpleTypeException; |
| |
| /** |
| * Implementation of the EDM simple type Int64. |
| * |
| */ |
| public class EdmInt64 extends AbstractSimpleType { |
| |
| private static final EdmInt64 instance = new EdmInt64(); |
| |
| public static EdmInt64 getInstance() { |
| return instance; |
| } |
| |
| @Override |
| public boolean isCompatible(final EdmSimpleType simpleType) { |
| return simpleType instanceof Bit |
| || simpleType instanceof Uint7 |
| || simpleType instanceof EdmByte |
| || simpleType instanceof EdmSByte |
| || simpleType instanceof EdmInt16 |
| || simpleType instanceof EdmInt32 |
| || simpleType instanceof EdmInt64; |
| } |
| |
| @Override |
| public Class<?> getDefaultType() { |
| return Long.class; |
| } |
| |
| @Override |
| protected <T> T internalValueOfString(final String value, final EdmLiteralKind literalKind, final EdmFacets facets, |
| final Class<T> returnType) throws EdmSimpleTypeException { |
| Long valueLong; |
| try { |
| if (literalKind == EdmLiteralKind.URI) { |
| if (value.endsWith("L") || value.endsWith("l")) { |
| valueLong = Long.parseLong(value.substring(0, value.length() - 1)); |
| } else { |
| throw new EdmSimpleTypeException(EdmSimpleTypeException.LITERAL_ILLEGAL_CONTENT.addContent(value)); |
| } |
| } else { |
| valueLong = Long.parseLong(value); |
| } |
| } catch (final NumberFormatException e) { |
| throw new EdmSimpleTypeException(EdmSimpleTypeException.LITERAL_ILLEGAL_CONTENT.addContent(value), e); |
| } |
| |
| if (returnType.isAssignableFrom(Long.class)) { |
| return returnType.cast(valueLong); |
| } else if (returnType.isAssignableFrom(Byte.class)) { |
| if (valueLong >= Byte.MIN_VALUE && valueLong <= Byte.MAX_VALUE) { |
| return returnType.cast(valueLong.byteValue()); |
| } else { |
| throw new EdmSimpleTypeException(EdmSimpleTypeException.LITERAL_UNCONVERTIBLE_TO_VALUE_TYPE.addContent(value, |
| returnType)); |
| } |
| } else if (returnType.isAssignableFrom(Short.class)) { |
| if (valueLong >= Short.MIN_VALUE && valueLong <= Short.MAX_VALUE) { |
| return returnType.cast(valueLong.shortValue()); |
| } else { |
| throw new EdmSimpleTypeException(EdmSimpleTypeException.LITERAL_UNCONVERTIBLE_TO_VALUE_TYPE.addContent(value, |
| returnType)); |
| } |
| } else if (returnType.isAssignableFrom(Integer.class)) { |
| if (valueLong >= Integer.MIN_VALUE && valueLong <= Integer.MAX_VALUE) { |
| return returnType.cast(valueLong.intValue()); |
| } else { |
| throw new EdmSimpleTypeException(EdmSimpleTypeException.LITERAL_UNCONVERTIBLE_TO_VALUE_TYPE.addContent(value, |
| returnType)); |
| } |
| } else if (returnType.isAssignableFrom(BigInteger.class)) { |
| return returnType.cast(BigInteger.valueOf(valueLong)); |
| } else { |
| throw new EdmSimpleTypeException(EdmSimpleTypeException.VALUE_TYPE_NOT_SUPPORTED.addContent(returnType)); |
| } |
| } |
| |
| @Override |
| protected <T> String internalValueToString(final T value, final EdmLiteralKind literalKind, final EdmFacets facets) |
| throws EdmSimpleTypeException { |
| if (value instanceof Byte || value instanceof Short || value instanceof Integer || value instanceof Long) { |
| return value.toString(); |
| } else if (value instanceof BigInteger) { |
| if (((BigInteger) value).bitLength() < Long.SIZE) { |
| return value.toString(); |
| } else { |
| throw new EdmSimpleTypeException(EdmSimpleTypeException.VALUE_ILLEGAL_CONTENT.addContent(value)); |
| } |
| } else { |
| throw new EdmSimpleTypeException(EdmSimpleTypeException.VALUE_TYPE_NOT_SUPPORTED.addContent(value.getClass())); |
| } |
| } |
| |
| @Override |
| public String toUriLiteral(final String literal) { |
| return literal + "L"; |
| } |
| } |