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How to use propertyValue method of org.assertj.core.util.introspection.PropertySupport class

Best Assertj code snippet using org.assertj.core.util.introspection.PropertySupport.propertyValue

Source:PropertySupport.java

...59   *         {@code Iterable}.60   * @throws IntrospectionError if an element in the given {@code Iterable} does not have a property with a matching61   *           name.62   */63  public <T> List<T> propertyValues(String propertyName, Class<T> clazz, Iterable<?> target) {64    if (isNullOrEmpty(target)) {65      return emptyList();66    }67    if (isNestedProperty(propertyName)) {68      String firstPropertyName = popPropertyNameFrom(propertyName);69      Iterable<Object> propertyValues = propertyValues(firstPropertyName, Object.class, target);70      // extract next sub-property values until reaching the last sub-property71      return propertyValues(nextPropertyNameFrom(propertyName), clazz, propertyValues);72    }73    return simplePropertyValues(propertyName, clazz, target);74  }75  /**76   * Static variant of {@link #propertyValueOf(String, Class, Object)} for syntactic sugar.77   *78   * @param <T> the type of the extracted elements.79   * @param propertyName the name of the property. It may be a nested property. It is left to the clients to validate80   *          for {@code null} or empty.81   * @param target the given object82   * @param clazz type of property83   * @return a the values of the given property name84   * @throws IntrospectionError if the given target does not have a property with a matching name.85   */86  public static <T> T propertyValueOf(String propertyName, Object target, Class<T> clazz) {87    return instance().propertyValueOf(propertyName, clazz, target);88  }89  private <T> List<T> simplePropertyValues(String propertyName, Class<T> clazz, Iterable<?> target) {90    return stream(target).map(e -> e == null ? null : propertyValue(propertyName, clazz, e))91                         .collect(collectingAndThen(toList(), Collections::unmodifiableList));92  }93  private String popPropertyNameFrom(String propertyNameChain) {94    if (!isNestedProperty(propertyNameChain)) {95      return propertyNameChain;96    }97    return propertyNameChain.substring(0, propertyNameChain.indexOf(SEPARATOR));98  }99  private String nextPropertyNameFrom(String propertyNameChain) {100    if (!isNestedProperty(propertyNameChain)) {101      return "";102    }103    return propertyNameChain.substring(propertyNameChain.indexOf(SEPARATOR) + 1);104  }105  /*106   * <pre><code class='java'> isNestedProperty(&quot;address.street&quot;); // true107   * isNestedProperty(&quot;address.street.name&quot;); // true108   * isNestedProperty(&quot;person&quot;); // false109   * isNestedProperty(&quot;.name&quot;); // false110   * isNestedProperty(&quot;person.&quot;); // false111   * isNestedProperty(&quot;person.name.&quot;); // false112   * isNestedProperty(&quot;.person.name&quot;); // false113   * isNestedProperty(&quot;.&quot;); // false114   * isNestedProperty(&quot;&quot;); // false</code></pre>115   */116  private boolean isNestedProperty(String propertyName) {117    return propertyName.contains(SEPARATOR) && !propertyName.startsWith(SEPARATOR) && !propertyName.endsWith(SEPARATOR);118  }119  /**120   * Return the value of a simple property from a target object.121   * <p>122   * This only works for simple property, nested property are not supported ! use123   * {@link #propertyValueOf(String, Class, Object)}124   *125   * @param <T> the type of the extracted value.126   * @param propertyName the name of the property. It may be a nested property. It is left to the clients to validate127   *          for {@code null} or empty.128   * @param target the given object129   * @param clazz type of property130   * @return a the values of the given property name131   * @throws IntrospectionError if the given target does not have a property with a matching name.132   */133  @SuppressWarnings("unchecked")134  public <T> T propertyValue(String propertyName, Class<T> clazz, Object target) {135    Method getter = getPropertyGetter(propertyName, target);136    try {137      return (T) getter.invoke(target);138    } catch (ClassCastException e) {139      String msg = format("Unable to obtain the value of the property <'%s'> from <%s> - wrong property type specified <%s>",140                          propertyName, target, clazz);141      throw new IntrospectionError(msg, e);142    } catch (Exception unexpected) {143      String msg = format("Unable to obtain the value of the property <'%s'> from <%s>", propertyName, target);144      throw new IntrospectionError(msg, unexpected);145    }146  }147  /**148   * Returns the value of the given property name given target. If the given object is {@code null}, this method will149   * return null.<br>150   * This method supports nested properties (e.g. "address.street.number").151   *152   * @param <T> the type of the extracted value.153   * @param propertyName the name of the property. It may be a nested property. It is left to the clients to validate154   *          for {@code null} or empty.155   * @param clazz the class of property.156   * @param target the given Object to extract property from.157   * @return the value of the given property name given target.158   * @throws IntrospectionError if target object does not have a property with a matching name.159   * @throws IllegalArgumentException if propertyName is null.160   */161  public <T> T propertyValueOf(String propertyName, Class<T> clazz, Object target) {162    checkArgument(propertyName != null, "the property name should not be null.");163    // returns null if target is null as we can't extract a property from a null object164    // but don't want to raise an exception if we were looking at a nested property165    if (target == null) return null;166    if (isNestedProperty(propertyName)) {167      String firstPropertyName = popPropertyNameFrom(propertyName);168      Object propertyValue = propertyValue(firstPropertyName, Object.class, target);169      // extract next sub-property values until reaching the last sub-property170      return propertyValueOf(nextPropertyNameFrom(propertyName), clazz, propertyValue);171    }172    return propertyValue(propertyName, clazz, target);173  }174  /**175   * Returns a <code>{@link List}</code> containing the values of the given property name, from the elements of the176   * given <code>{@link Iterable}</code>. If the given {@code Iterable} is empty or {@code null}, this method will177   * return an empty {@code List}. This method supports nested properties (e.g. "address.street.number").178   *179   * @param fieldOrPropertyName the name of the property. It may be a nested property. It is left to the clients to validate180   *          for {@code null} or empty.181   * @param target the given {@code Iterable}.182   * @return an {@code Iterable} containing the values of the given property name, from the elements of the given183   *         {@code Iterable}.184   * @throws IntrospectionError if an element in the given {@code Iterable} does not have a property with a matching185   *           name.186   */187  public List<Object> propertyValues(String fieldOrPropertyName, Iterable<?> target) {188    return propertyValues(fieldOrPropertyName, Object.class, target);189  }190  public boolean publicGetterExistsFor(String fieldName, Object actual) {191	try {192	  getPropertyGetter(fieldName, actual);193    } catch (IntrospectionError e) {194      return false;195    }196	return true;197  }198}...

propertyValue

Using AI Code Generation

1PropertySupport.instance().propertyValue("name", person);2String name = PropertySupport.instance().propertyValueAsString("name", person);3Person person2 = PropertySupport.instance().propertyValue("name", person, String.class);4PropertySupport.instance().propertyValue("name", person, person, String.class);5PropertySupport.instance().propertyValue("name", person, person2, person, String.class);6PropertySupport.instance().propertyValue("name", person, person2, person3, person, String.class);

propertyValue

Using AI Code Generation

1PropertySupport propertySupport = new PropertySupport();2Object value = propertySupport.propertyValue("property", object);3Object value = propertySupport.propertyValue("property", object, Object.class);4Object value = propertySupport.propertyValue("property", object, Object.class, Object.class);5Object value = propertySupport.propertyValue("property", object, Object.class, Object.class, Object.class);6Object value = propertySupport.propertyValue("property", object, Object.class, Object.class, Object.class, Object.class);7Object value = propertySupport.propertyValue("property", object, Object.class, Object.class, Object.class, Object.class, Object.class);8Object value = propertySupport.propertyValue("property", object, Object.class, Object.class, Object.class, Object.class, Object.class, Object.class);9Object value = propertySupport.propertyValue("property", object, Object.class, Object.class, Object.class, Object.class, Object.class, Object.class, Object.class);10Object value = propertySupport.propertyValue("property", object, Object.class, Object.class, Object.class, Object.class, Object.class, Object.class, Object.class, Object.class);11Object value = propertySupport.propertyValue("property", object, Object.class, Object.class, Object.class, Object.class, Object.class, Object.class, Object.class, Object.class, Object.class);12Object value = propertySupport.propertyValue("property", object, Object.class, Object.class, Object.class, Object.class, Object.class, Object.class, Object.class, Object.class, Object.class, Object.class);

propertyValue

Using AI Code Generation

1String id = PropertySupport.instance().propertyValue("id", person, String.class);2Address address = PropertySupport.instance().propertyValue("address", person, Address.class);3String city = PropertySupport.instance().propertyValue("address.city", person, String.class);4String city = PropertySupport.instance().propertyValue("address.city", person, String.class);5String city = PropertySupport.instance().propertyValue("address.city", person, String.class);6String city = PropertySupport.instance().propertyValue("address.city", person, String.class);7String city = PropertySupport.instance().propertyValue("address.city", person, String.class);8String city = PropertySupport.instance().propertyValue("address.city", person, String.class);9String city = PropertySupport.instance().propertyValue("address.city", person, String.class);

propertyValue

Using AI Code Generation

1assertThat(new Foo()).satisfies(f -> assertThat(PropertySupport.instance().propertyValue("bar", f)).isEqualTo("bar"));2public static PropertySupport instance()3public Object propertyValue(String propertyName, Object target)4public Object propertyValue(String propertyName, Object target, Class<?> targetType)5public Object propertyValue(String propertyName, Object target, Class<?> targetType, boolean ignoreCase)6public Object propertyValue(String propertyName, Object target, Class<?> targetType, boolean ignoreCase, boolean ignoreMissingProperty)7public Object propertyValue(String propertyName, Object target, Class<?> targetType, boolean ignoreCase, boolean ignoreMissingProperty, boolean ignoreNullProperty)8public Object propertyValue(String propertyName, Object target, Class<?> targetType, boolean ignoreCase, boolean ignoreMissingProperty, boolean ignoreNullProperty, boolean ignoreTypeMismatch)9public Object propertyValue(String propertyName, Object target, Class<?> targetType, boolean ignoreCase, boolean ignoreMissingProperty, boolean ignoreNullProperty, boolean ignoreTypeMismatch, boolean ignoreNullValue)10public Object propertyValue(String propertyName, Object target, Class<?> targetType, boolean ignoreCase, boolean ignoreMissingProperty, boolean ignoreNullProperty, boolean ignoreTypeMismatch, boolean ignoreNullValue, boolean ignoreNonReadableProperty)11public Object propertyValue(String propertyName, Object target, Class<?> targetType, boolean ignoreCase, boolean ignoreMissingProperty, boolean ignoreNullProperty, boolean ignoreTypeMismatch, boolean ignoreNullValue, boolean ignoreNonReadableProperty, boolean ignoreNonInstantiableType)12public Object propertyValue(String propertyName, Object target, Class<?> targetType, boolean ignoreCase, boolean ignoreMissingProperty, boolean ignoreNullProperty, boolean ignoreTypeMismatch, boolean ignoreNullValue, boolean ignoreNonReadableProperty, boolean ignoreNonInstantiableType, boolean ignoreNonWritableProperty)13public Object propertyValue(String propertyName, Object target, Class<?> targetType, boolean ignoreCase, boolean ignoreMissingProperty, boolean ignoreNullProperty, boolean ignoreTypeMismatch, boolean ignoreNullValue, boolean ignoreNonReadableProperty, boolean ignoreNonInstantiableType, boolean ignoreNonWritableProperty, boolean ignoreNonPublicProperty)14public Object propertyValue(String propertyName, Object target, Class<?> targetType, boolean ignoreCase, boolean ignoreMissingProperty, boolean ignoreNullProperty, boolean ignoreTypeMismatch, boolean ignoreNullValue, boolean ignoreNonReadableProperty, boolean ignoreNonInstantiableType, boolean ignoreNonWritableProperty, boolean ignoreNonPublicProperty, boolean ignoreCollectionProperty)15public Object propertyValue(String propertyName, Object target

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