程序包 cn.taketoday.expression.spel

类 SpelParserConfiguration

java.lang.Object

cn.taketoday.expression.spel.SpelParserConfiguration

public class SpelParserConfiguration
extends Object

Configuration object for the SpEL expression parser.

从以下版本开始:

4.0

作者:

Juergen Hoeller, Phillip Webb, Andy Clement

另请参阅:

• SpelExpressionParser(SpelParserConfiguration)

字段概要

字段

修饰符和类型	字段	说明
static final String	SPRING_EXPRESSION_COMPILER_MODE_PROPERTY_NAME	System property to configure the default compiler mode for SpEL expression parsers: "spel.compiler.mode".

构造器概要

构造器

构造器	说明
SpelParserConfiguration()	Create a new SpelParserConfiguration instance with default settings.
SpelParserConfiguration(boolean autoGrowNullReferences, boolean autoGrowCollections)	Create a new SpelParserConfiguration instance.
SpelParserConfiguration(boolean autoGrowNullReferences, boolean autoGrowCollections, int maximumAutoGrowSize)	Create a new SpelParserConfiguration instance.
SpelParserConfiguration(SpelCompilerMode compilerMode, ClassLoader compilerClassLoader)	Create a new SpelParserConfiguration instance.
SpelParserConfiguration(SpelCompilerMode compilerMode, ClassLoader compilerClassLoader, boolean autoGrowNullReferences, boolean autoGrowCollections, int maximumAutoGrowSize)	Create a new SpelParserConfiguration instance.

方法概要

修饰符和类型	方法	说明
ClassLoader	getCompilerClassLoader()	Return the ClassLoader to use as the basis for expression compilation.
SpelCompilerMode	getCompilerMode()	Return the compiler mode for parsers using this configuration object.
int	getMaximumAutoGrowSize()	Return the maximum size that a collection can auto grow.
boolean	isAutoGrowCollections()	Return true if collections should be automatically grown.
boolean	isAutoGrowNullReferences()	Return true if null references should be automatically grown.

从类继承的方法 java.lang.Object

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

字段详细资料

SPRING_EXPRESSION_COMPILER_MODE_PROPERTY_NAME

public static final String SPRING_EXPRESSION_COMPILER_MODE_PROPERTY_NAME

System property to configure the default compiler mode for SpEL expression parsers: "spel.compiler.mode".

另请参阅:

• 常量字段值

构造器详细资料

SpelParserConfiguration

public SpelParserConfiguration()

Create a new SpelParserConfiguration instance with default settings.

SpelParserConfiguration

public SpelParserConfiguration(@Nullable
 SpelCompilerMode compilerMode,
 @Nullable
 ClassLoader compilerClassLoader)

Create a new SpelParserConfiguration instance.

参数:

compilerMode - the compiler mode for the parser

compilerClassLoader - the ClassLoader to use as the basis for expression compilation

SpelParserConfiguration

public SpelParserConfiguration(boolean autoGrowNullReferences,
 boolean autoGrowCollections)

Create a new SpelParserConfiguration instance.

参数:

autoGrowNullReferences - if null references should automatically grow

autoGrowCollections - if collections should automatically grow

另请参阅:

• SpelParserConfiguration(boolean, boolean, int)

SpelParserConfiguration

public SpelParserConfiguration(boolean autoGrowNullReferences,
 boolean autoGrowCollections,
 int maximumAutoGrowSize)

Create a new SpelParserConfiguration instance.

参数:

autoGrowNullReferences - if null references should automatically grow

autoGrowCollections - if collections should automatically grow

maximumAutoGrowSize - the maximum size that the collection can auto grow

SpelParserConfiguration

public SpelParserConfiguration(@Nullable
 SpelCompilerMode compilerMode,
 @Nullable
 ClassLoader compilerClassLoader,
 boolean autoGrowNullReferences,
 boolean autoGrowCollections,
 int maximumAutoGrowSize)

Create a new SpelParserConfiguration instance.

参数:

compilerMode - the compiler mode that parsers using this configuration object should use

compilerClassLoader - the ClassLoader to use as the basis for expression compilation

autoGrowNullReferences - if null references should automatically grow

autoGrowCollections - if collections should automatically grow

maximumAutoGrowSize - the maximum size that the collection can auto grow

方法详细资料

getCompilerMode

public SpelCompilerMode getCompilerMode()

Return the compiler mode for parsers using this configuration object.

getCompilerClassLoader

@Nullable
public ClassLoader getCompilerClassLoader()

Return the ClassLoader to use as the basis for expression compilation.

isAutoGrowNullReferences

public boolean isAutoGrowNullReferences()

Return true if null references should be automatically grown.

isAutoGrowCollections

public boolean isAutoGrowCollections()

Return true if collections should be automatically grown.

getMaximumAutoGrowSize

public int getMaximumAutoGrowSize()

Return the maximum size that a collection can auto grow.