com.asakusafw.dmdl.directio.util

Class AttributeAnalyzer

java.lang.Object

com.asakusafw.dmdl.directio.util.AttributeAnalyzer

public class AttributeAnalyzer
extends Object

Analyzes DMDL attributes.

Since:

0.10.3

Field Summary

Fields

Modifier and Type	Field and Description
static String	VALUE_FALSE The value name of false.
static String	VALUE_NULL The value name of null.
static String	VALUE_TRUE The value name of true.

Constructor Summary

Constructors

Constructor and Description
AttributeAnalyzer(DmdlSemantics environment, AstAttribute attribute) Creates a new instance.

Method Summary

Modifier and Type	Method and Description
void	error(AstAttributeElement element, AstAttributeValueMap.Entry entry, String message, Object... arguments) Reports an error.
void	error(AstAttributeElement element, String message, Object... arguments) Reports an error.
boolean	hasError() Whether or not errors were occurred.
Value<Boolean>	toBoolean(AstAttributeElement element) Analyze the given element as a boolean value.
Value<Character>	toCharacter(AstAttributeElement element) Analyze the given element as a character value.
MapValue<Character,Character>	toCharacterMapWithNullValue(AstAttributeElement element) Analyze the given element as a character map.
Value<Charset>	toCharset(AstAttributeElement element) Analyze the given element as a character set.
Value<ClassName>	toClassName(AstAttributeElement element) Analyze the given element as a class name.
Value<ClassName>	toClassName(AstAttributeElement element, Function<String,Optional<String>> resolver) Analyze the given element as a class name.
Value<DatePattern>	toDatePattern(AstAttributeElement element) Analyze the given element as a date format.
Value<DecimalPattern>	toDecimalPatternWithNull(AstAttributeElement element) Analyze the given element as a decimal format.
<T extends Enum<T>> Value<T>	toEnumConstant(AstAttributeElement element, Class<T> type) Analyze the given element as an enum constant.
Value<String>	toString(AstAttributeElement element) Analyze the given element as a string value.
Value<String>	toStringWithNull(AstAttributeElement element) Analyze the given element as a nullable string value.
Value<ZoneId>	toZoneIdWithNull(AstAttributeElement element) Analyze the given element as a time-zone ID.
void	warn(AstAttributeElement element, AstAttributeValueMap.Entry entry, String message, Object... arguments) Reports a warning.
void	warn(AstAttributeElement element, String message, Object... arguments) Reports a warning.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

VALUE_NULL

public static final String VALUE_NULL

The value name of null.

See Also:

Constant Field Values

VALUE_TRUE

public static final String VALUE_TRUE

The value name of true.

See Also:

Constant Field Values

VALUE_FALSE

public static final String VALUE_FALSE

The value name of false.

See Also:

Constant Field Values

Constructor Detail

AttributeAnalyzer

public AttributeAnalyzer(DmdlSemantics environment,
                         AstAttribute attribute)

Creates a new instance.

Parameters:

environment - the current environment

attribute - the source attribute

Method Detail

hasError

public boolean hasError()

Whether or not errors were occurred.

Returns:

true if occurred

toString

public Value<String> toString(AstAttributeElement element)

Analyze the given element as a string value.

Parameters:

element - the target element

Returns:

the analyzed value, or undefined if the element value is not valid

toStringWithNull

public Value<String> toStringWithNull(AstAttributeElement element)

Analyze the given element as a nullable string value.

Parameters:

element - the target element

Returns:

the analyzed value, or undefined if the element value is not valid

toBoolean

public Value<Boolean> toBoolean(AstAttributeElement element)

Analyze the given element as a boolean value.

Parameters:

element - the target element

Returns:

the analyzed value, or undefined if the element value is not valid

toCharacter

public Value<Character> toCharacter(AstAttributeElement element)

Analyze the given element as a character value.

Parameters:

element - the target element

Returns:

the analyzed value, or undefined if the element value is not valid

toCharset

public Value<Charset> toCharset(AstAttributeElement element)

Analyze the given element as a character set.

Parameters:

element - the target element

Returns:

the analyzed value, or undefined if the element value is not valid

toDecimalPatternWithNull

public Value<DecimalPattern> toDecimalPatternWithNull(AstAttributeElement element)

Analyze the given element as a decimal format.

Parameters:

element - the target element

Returns:

the analyzed value, or undefined if the element value is not valid

toDatePattern

public Value<DatePattern> toDatePattern(AstAttributeElement element)

Analyze the given element as a date format.

Parameters:

element - the target element

Returns:

the analyzed value, or undefined if the element value is not valid

toZoneIdWithNull

public Value<ZoneId> toZoneIdWithNull(AstAttributeElement element)

Analyze the given element as a time-zone ID.

Parameters:

element - the target element

Returns:

the analyzed value, or undefined if the element value is not valid

toClassName

public Value<ClassName> toClassName(AstAttributeElement element)

Analyze the given element as a class name.

Parameters:

element - the target element

Returns:

the analyzed value, or undefined if the element value is not valid

toEnumConstant

public <T extends Enum<T>> Value<T> toEnumConstant(AstAttributeElement element,
                                                   Class<T> type)

Analyze the given element as an enum constant.

Type Parameters:

T - the enum type

Parameters:

element - the target element

type - the enum type

Returns:

the analyzed value, or undefined if the element value is not valid

toClassName

public Value<ClassName> toClassName(AstAttributeElement element,
                                    Function<String,Optional<String>> resolver)

Analyze the given element as a class name.

Parameters:

element - the target element

resolver - the resolver

Returns:

the analyzed value, or undefined if the element value is not valid

toCharacterMapWithNullValue

public MapValue<Character,Character> toCharacterMapWithNullValue(AstAttributeElement element)

Analyze the given element as a character map.

Parameters:

element - the target element

Returns:

the analyzed map, or undefined if the element value is not valid

error

public void error(AstAttributeElement element,
                  String message,
                  Object... arguments)

Reports an error.

Parameters:

element - the target element

message - the error message pattern, {0} is reserved for the element path

arguments - the pattern arguments

error

public void error(AstAttributeElement element,
                  AstAttributeValueMap.Entry entry,
                  String message,
                  Object... arguments)

Reports an error.

Parameters:

element - the target element

entry - the map entry

message - the error message pattern, {0} is reserved for the element path

arguments - the pattern arguments

warn

public void warn(AstAttributeElement element,
                 String message,
                 Object... arguments)

Reports a warning.

Parameters:

element - the target element

message - the error message pattern, {0} is reserved for the element path

arguments - the pattern arguments

warn

public void warn(AstAttributeElement element,
                 AstAttributeValueMap.Entry entry,
                 String message,
                 Object... arguments)

Reports a warning.

Parameters:

element - the target element

entry - the map entry

message - the error message pattern, {0} is reserved for the element path

arguments - the pattern arguments