odata2-annotation-processor/annotation-processor-core/src/main/java/org/apache/olingo/odata2/annotation/processor/core/datasource/BeanPropertyAccess.java [65:183]:
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  public <T, V> void setMappingValue(final T data, final EdmMapping mapping, final V value) throws ODataException {
    if (mapping != null && mapping.getMediaResourceMimeTypeKey() != null) {
      setValue(data, getSetterMethodName(mapping.getMediaResourceMimeTypeKey()), value);
    }
  }

  private String getGetterMethodName(final EdmProperty property) throws EdmException {
    final String prefix = isBooleanProperty(property) ? "is" : "get";
    final String defaultMethodName = prefix + property.getName();
    return property.getMapping() == null || property.getMapping().getInternalName() == null ?
        defaultMethodName : property.getMapping().getInternalName();
  }

  private boolean isBooleanProperty(final EdmProperty property) throws EdmException {
    return property.isSimple()
        && property.getType() == EdmSimpleTypeKind.Boolean.getEdmSimpleTypeInstance();
  }

  private String getSetterMethodName(final String getterMethodName) {
    return getterMethodName.contains(".") ?
        null : getterMethodName.replaceFirst("^is", "set").replaceFirst("^get", "set");
  }

  private <T> Object getValue(final T data, final String methodName) throws ODataNotFoundException {
    Object dataObject = data;

    for (final String method : methodName.split("\\.", -1)) {
      if (dataObject != null) {
        try {
          dataObject = dataObject.getClass().getMethod(method).invoke(dataObject);
        } catch (SecurityException e) {
          throw new ODataNotFoundException(ODataHttpException.COMMON, e);
        } catch (NoSuchMethodException e) {
          throw new ODataNotFoundException(ODataHttpException.COMMON, e);
        } catch (IllegalArgumentException e) {
          throw new ODataNotFoundException(ODataHttpException.COMMON, e);
        } catch (IllegalAccessException e) {
          throw new ODataNotFoundException(ODataHttpException.COMMON, e);
        } catch (InvocationTargetException e) {
          throw new ODataNotFoundException(ODataHttpException.COMMON, e);
        }
      }
    }

    return dataObject;
  }

  private <T, V> void setValue(final T data, final String methodName, final V value)
      throws ODataNotFoundException {
    try {
      boolean found = false;
      for (final Method method : Arrays.asList(data.getClass().getMethods())) {
        if (method.getName().equals(methodName)) {
          found = true;
          final Class<?> type = method.getParameterTypes()[0];
          if (value == null) {
            if (type.equals(byte.class) || type.equals(short.class) || type.equals(int.class)
                || type.equals(long.class) || type.equals(char.class)) {
              method.invoke(data, 0);
            } else if (type.equals(float.class) || type.equals(double.class)) {
              method.invoke(data, 0.0);
            } else if (type.equals(boolean.class)) {
              method.invoke(data, false);
            } else {
              method.invoke(data, value);
            }
          } else {
            method.invoke(data, value);
          }
          break;
        }
      }
      if (!found) {
        throw new ODataNotFoundException(null);
      }
    } catch (SecurityException e) {
      throw new ODataNotFoundException(null, e);
    } catch (IllegalArgumentException e) {
      throw new ODataNotFoundException(null, e);
    } catch (IllegalAccessException e) {
      throw new ODataNotFoundException(null, e);
    } catch (InvocationTargetException e) {
      throw new ODataNotFoundException(null, e);
    }
  }

  private <T> Class<?> getType(final T data, final String methodName) throws ODataNotFoundException {
    if (data == null) {
      throw new ODataNotFoundException(ODataHttpException.COMMON);
    }

    Class<?> type = data.getClass();
    for (final String method : methodName.split("\\.", -1)) {
      try {
        type = type.getMethod(method).getReturnType();
        if (type.isPrimitive()) {
          if (type == boolean.class) {
            type = Boolean.class;
          } else if (type == byte.class) {
            type = Byte.class;
          } else if (type == short.class) {
            type = Short.class;
          } else if (type == int.class) {
            type = Integer.class;
          } else if (type == long.class) {
            type = Long.class;
          } else if (type == float.class) {
            type = Float.class;
          } else if (type == double.class) {
            type = Double.class;
          }
        }
      } catch (final SecurityException e) {
        throw new ODataNotFoundException(ODataHttpException.COMMON, e);
      } catch (final NoSuchMethodException e) {
        throw new ODataNotFoundException(ODataHttpException.COMMON, e);
      }
    }
    return type;
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odata2-lib/odata-ref/src/main/java/org/apache/olingo/odata2/ref/processor/BeanPropertyAccess.java [60:178]:
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  public <T, V> void setMappingValue(final T data, final EdmMapping mapping, final V value) throws ODataException {
    if (mapping != null && mapping.getMediaResourceMimeTypeKey() != null) {
      setValue(data, getSetterMethodName(mapping.getMediaResourceMimeTypeKey()), value);
    }
  }

  private String getGetterMethodName(final EdmProperty property) throws EdmException {
    final String prefix = isBooleanProperty(property) ? "is" : "get";
    final String defaultMethodName = prefix + property.getName();
    return property.getMapping() == null || property.getMapping().getInternalName() == null ?
        defaultMethodName : property.getMapping().getInternalName();
  }

  private boolean isBooleanProperty(final EdmProperty property) throws EdmException {
    return property.isSimple()
        && property.getType() == EdmSimpleTypeKind.Boolean.getEdmSimpleTypeInstance();
  }

  private String getSetterMethodName(final String getterMethodName) {
    return getterMethodName.contains(".") ?
        null : getterMethodName.replaceFirst("^is", "set").replaceFirst("^get", "set");
  }

  private <T> Object getValue(final T data, final String methodName) throws ODataNotFoundException {
    Object dataObject = data;

    for (final String method : methodName.split("\\.", -1)) {
      if (dataObject != null) {
        try {
          dataObject = dataObject.getClass().getMethod(method).invoke(dataObject);
        } catch (SecurityException e) {
          throw new ODataNotFoundException(ODataHttpException.COMMON, e);
        } catch (NoSuchMethodException e) {
          throw new ODataNotFoundException(ODataHttpException.COMMON, e);
        } catch (IllegalArgumentException e) {
          throw new ODataNotFoundException(ODataHttpException.COMMON, e);
        } catch (IllegalAccessException e) {
          throw new ODataNotFoundException(ODataHttpException.COMMON, e);
        } catch (InvocationTargetException e) {
          throw new ODataNotFoundException(ODataHttpException.COMMON, e);
        }
      }
    }

    return dataObject;
  }

  private <T, V> void setValue(final T data, final String methodName, final V value)
      throws ODataNotFoundException {
    try {
      boolean found = false;
      for (final Method method : Arrays.asList(data.getClass().getMethods())) {
        if (method.getName().equals(methodName)) {
          found = true;
          final Class<?> type = method.getParameterTypes()[0];
          if (value == null) {
            if (type.equals(byte.class) || type.equals(short.class) || type.equals(int.class)
                || type.equals(long.class) || type.equals(char.class)) {
              method.invoke(data, 0);
            } else if (type.equals(float.class) || type.equals(double.class)) {
              method.invoke(data, 0.0);
            } else if (type.equals(boolean.class)) {
              method.invoke(data, false);
            } else {
              method.invoke(data, value);
            }
          } else {
            method.invoke(data, value);
          }
          break;
        }
      }
      if (!found) {
        throw new ODataNotFoundException(null);
      }
    } catch (SecurityException e) {
      throw new ODataNotFoundException(null, e);
    } catch (IllegalArgumentException e) {
      throw new ODataNotFoundException(null, e);
    } catch (IllegalAccessException e) {
      throw new ODataNotFoundException(null, e);
    } catch (InvocationTargetException e) {
      throw new ODataNotFoundException(null, e);
    }
  }

  private <T> Class<?> getType(final T data, final String methodName) throws ODataNotFoundException {
    if (data == null) {
      throw new ODataNotFoundException(ODataHttpException.COMMON);
    }

    Class<?> type = data.getClass();
    for (final String method : methodName.split("\\.", -1)) {
      try {
        type = type.getMethod(method).getReturnType();
        if (type.isPrimitive()) {
          if (type == boolean.class) {
            type = Boolean.class;
          } else if (type == byte.class) {
            type = Byte.class;
          } else if (type == short.class) {
            type = Short.class;
          } else if (type == int.class) {
            type = Integer.class;
          } else if (type == long.class) {
            type = Long.class;
          } else if (type == float.class) {
            type = Float.class;
          } else if (type == double.class) {
            type = Double.class;
          }
        }
      } catch (final SecurityException e) {
        throw new ODataNotFoundException(ODataHttpException.COMMON, e);
      } catch (final NoSuchMethodException e) {
        throw new ODataNotFoundException(ODataHttpException.COMMON, e);
      }
    }
    return type;
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