protected void setProperty()

in odata2-jpa-processor/jpa-core/src/main/java/org/apache/olingo/odata2/jpa/processor/core/access/data/JPAEntity.java [455:532]
78 lines of code
35 McCabe index (conditional complexity)

    protected void setProperty(final Method method, final Object entity, final Object entityPropertyValue, final EdmSimpleType type,
            String propertyName, boolean isNullable)
            throws IllegalAccessException, IllegalArgumentException, InvocationTargetException, ODataJPARuntimeException, EdmException {
        if (entityPropertyValue != null || isNullable) {
            if (propertyName != null) {
                method.invoke(entity, propertyName, entityPropertyValue);
                return;
            }
            Class<?> parameterType = method.getParameterTypes()[0];
            if (type != null && type.getDefaultType()
                                    .equals(String.class)) {
                if (parameterType.equals(String.class)) {
                    method.invoke(entity, entityPropertyValue);
                } else if (parameterType.equals(char[].class)) {
                    char[] characters = entityPropertyValue != null ? ((String) entityPropertyValue).toCharArray() : null;
                    method.invoke(entity, characters);
                } else if (parameterType.equals(char.class)) {
                    char c = entityPropertyValue != null ? ((String) entityPropertyValue).charAt(0) : '\u0000';
                    method.invoke(entity, c);
                } else if (parameterType.equals(Character[].class)) {
                    Character[] characters =
                            entityPropertyValue != null ? JPAEntityParser.toCharacterArray((String) entityPropertyValue) : null;
                    method.invoke(entity, (Object) characters);
                } else if (parameterType.equals(Character.class)) {
                    Character c = entityPropertyValue != null ? Character.valueOf(((String) entityPropertyValue).charAt(0)) : null;
                    method.invoke(entity, c);
                } else if (parameterType.isEnum()) {
                    Enum e = entityPropertyValue != null ? Enum.valueOf((Class<Enum>) parameterType, (String) entityPropertyValue) : null;
                    method.invoke(entity, e);
                } else {
                    String setterName = method.getName();
                    String getterName = setterName.replace("set", "get");
                    try {
                        Method getMethod = entity.getClass()
                                                 .getDeclaredMethod(getterName);
                        if (getMethod.isAnnotationPresent(XmlJavaTypeAdapter.class)) {
                            XmlAdapter xmlAdapter = getMethod.getAnnotation(XmlJavaTypeAdapter.class)
                                                             .value()
                                                             .newInstance();
                            method.invoke(entity, xmlAdapter.unmarshal(entityPropertyValue));
                        }
                    } catch (Exception e) {
                        throw ODataJPARuntimeException.throwException(ODataJPARuntimeException.GENERAL, e);
                    }
                }
            } else if (parameterType.equals(Blob.class)) {
                if (onJPAWriteContent == null) {
                    throw ODataJPARuntimeException.throwException(ODataJPARuntimeException.ERROR_JPA_BLOB_NULL, null);
                }
                method.invoke(entity, entityPropertyValue != null ? onJPAWriteContent.getJPABlob((byte[]) entityPropertyValue) : null);
            } else if (parameterType.equals(Clob.class)) {
                if (onJPAWriteContent == null) {
                    throw ODataJPARuntimeException.throwException(ODataJPARuntimeException.ERROR_JPA_CLOB_NULL, null);
                }
                method.invoke(entity,
                        entityPropertyValue != null ? onJPAWriteContent.getJPAClob(((String) entityPropertyValue).toCharArray()) : null);
            } else if (parameterType.equals(Timestamp.class)) {
                Timestamp ts = entityPropertyValue != null ? new Timestamp(((Calendar) entityPropertyValue).getTimeInMillis()) : null;
                method.invoke(entity, ts);
            } else if (parameterType.equals(java.util.Date.class)) {
                Date d = entityPropertyValue != null ? ((Calendar) entityPropertyValue).getTime() : null;
                method.invoke(entity, d);
            } else if (parameterType.equals(java.sql.Date.class)) {
                java.sql.Date d =
                        entityPropertyValue != null ? new java.sql.Date(((Calendar) entityPropertyValue).getTimeInMillis()) : null;
                method.invoke(entity, d);
            } else if (parameterType.equals(java.sql.Time.class)) {
                java.sql.Time t =
                        entityPropertyValue != null ? new java.sql.Time(((Calendar) entityPropertyValue).getTimeInMillis()) : null;
                method.invoke(entity, t);
            } else if (parameterType.equals(byte.class)) {
                byte b = entityPropertyValue != null ? Byte.parseByte(entityPropertyValue.toString()) : 0;
                method.invoke(entity, b);
            } else {
                method.invoke(entity, entityPropertyValue);
            }
        }
    }