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Java Source Code / Java Documentation » Workflow Engines » spring webflow 1.0.4 » org.springframework.binding.collection   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.springframework.binding.collection.MapAccessor MapAccessor public class MapAccessor implements MapAdaptable(Code) A simple, generic decorator for getting attributes out of a map. May be instantiated directly or used as a base class as a convenience. author:    Keith Donald Constructor Summary public   MapAccessor(Map map)      Creates a new attribute map accessor. Method Summary public  Map asMap()      public  void assertContainsKey(Object key)      Asserts that the attribute is present in the attribute map. public  Object assertKeyValueInstanceOf(Object key, Object value, Class requiredType)      Assert that the key value is an instance of the required type. public  Object assertKeyValueOfType(Object key, Class requiredType)      Assert that value of the mak key is of the required type. public  boolean containsKey(Object key, Class requiredType)      Indicates if the attribute is present in the attribute map and of the required type. public  Object get(Object key, Object defaultValue)      Returns a value in the map, returning the defaultValue if no value was found. public  Object get(Object key, Class requiredType)      Returns a value in the map, asserting it is of the required type if present and returning null if not found. public  Object get(Object key, Class requiredType, Object defaultValue)      Returns a value in the map of the specified type, returning the defaultValue if no value is found. public  Object[] getArray(Object key, Class requiredType)      Returns a array value in the map, asserting it is of the required type if present and returning null if not found. public  Boolean getBoolean(Object key)      Returns a boolean value in the map, returning null if no value was found. public  Boolean getBoolean(Object key, Boolean defaultValue)      Returns a boolean value in the map, returning the defaultValue if no value was found. public  Collection getCollection(Object key)      Returns a collection value in the map, returning null if no value was found. public  Collection getCollection(Object key, Class requiredType)      Returns a collection value in the map, asserting it is of the required type if present and returning null if not found. public  Integer getInteger(Object key)      Returns an integer value in the map, returning null if no value was found. public  Integer getInteger(Object key, Integer defaultValue)      Returns an integer value in the map, returning the defaultValue if no value was found. public  Long getLong(Object key)      Returns a long value in the map, returning null if no value was found. public  Long getLong(Object key, Long defaultValue)      Returns a long value in the map, returning the defaultValue if no value was found. public  Number getNumber(Object key, Class requiredType)      Returns a number value in the map that is of the specified type, returning null if no value was found. public  Number getNumber(Object key, Class requiredType, Number defaultValue)      Returns a number attribute value in the map of the specified type, returning the defaultValue if no value was found. public  Object getRequired(Object key)      Returns a value in the map, throwing an exception if the attribute is not present and of the correct type. public  Object getRequired(Object key, Class requiredType)      Returns an value in the map, asserting it is present and of the required type. public  Object[] getRequiredArray(Object key, Class requiredType)      Returns an array value in the map, asserting it is of the required type if present and throwing an exception if not found. public  Boolean getRequiredBoolean(Object key)      Returns a boolean value in the map, throwing an exception if the value is not present and of the correct type. public  Collection getRequiredCollection(Object key)      Returns a collection value in the map, throwing an exception if not found. public  Collection getRequiredCollection(Object key, Class requiredType)      Returns a collection value in the map, asserting it is of the required type if present and throwing an exception if not found. public  Integer getRequiredInteger(Object key)      Returns an integer value in the map, throwing an exception if the value is not present and of the correct type. public  Long getRequiredLong(Object key)      Returns a long value in the map, throwing an exception if the value is not present and of the correct type. public  Number getRequiredNumber(Object key, Class requiredType)      Returns a number value in the map, throwing an exception if the attribute is not present and of the correct type. public  String getRequiredString(Object key)      Returns a string value in the map, throwing an exception if the attribute is not present and of the correct type. public  String getString(Object key)      Returns a string value in the map, returning null if no value was found. public  String getString(Object key, String defaultValue)      Returns a string value in the map, returning the defaultValue if no value was found. Constructor Detail MapAccessor public MapAccessor(Map map)(Code) Creates a new attribute map accessor. Parameters:   map - the map Method Detail asMap public Map asMap()(Code) assertContainsKey public void assertContainsKey(Object key) throws IllegalArgumentException(Code) Asserts that the attribute is present in the attribute map. Parameters:   key - the key throws:   IllegalArgumentException - if the key is not present assertKeyValueInstanceOf public Object assertKeyValueInstanceOf(Object key, Object value, Class requiredType)(Code) Assert that the key value is an instance of the required type. Parameters:   key - the key Parameters:   value - the value Parameters:   requiredType - the required type the value assertKeyValueOfType public Object assertKeyValueOfType(Object key, Class requiredType)(Code) Assert that value of the mak key is of the required type. Parameters:   key - the attribute name Parameters:   requiredType - the required attribute value type the attribute value containsKey public boolean containsKey(Object key, Class requiredType) throws IllegalArgumentException(Code) Indicates if the attribute is present in the attribute map and of the required type. Parameters:   key - the attribute name true if present and of the required type, false if not present. get public Object get(Object key, Object defaultValue)(Code) Returns a value in the map, returning the defaultValue if no value was found. Parameters:   key - the key Parameters:   defaultValue - the default the attribute value get public Object get(Object key, Class requiredType) throws IllegalArgumentException(Code) Returns a value in the map, asserting it is of the required type if present and returning null if not found. Parameters:   key - the key Parameters:   requiredType - the required type the value throws:   IllegalArgumentException - if the key is present but the value isnot of the required type get public Object get(Object key, Class requiredType, Object defaultValue)(Code) Returns a value in the map of the specified type, returning the defaultValue if no value is found. Parameters:   key - the key Parameters:   requiredType - the required type Parameters:   defaultValue - the default the attribute value throws:   IllegalArgumentException - if the key is present but the value isnot of the required type getArray public Object[] getArray(Object key, Class requiredType) throws IllegalArgumentException(Code) Returns a array value in the map, asserting it is of the required type if present and returning null if not found. Parameters:   key - the key the array value throws:   IllegalArgumentException - if the key is present but the value isnot an array of the required type getBoolean public Boolean getBoolean(Object key) throws IllegalArgumentException(Code) Returns a boolean value in the map, returning null if no value was found. Parameters:   key - the key the boolean value throws:   IllegalArgumentException - if the key is present but the value isnot a boolean getBoolean public Boolean getBoolean(Object key, Boolean defaultValue) throws IllegalArgumentException(Code) Returns a boolean value in the map, returning the defaultValue if no value was found. Parameters:   key - the key Parameters:   defaultValue - the default the boolean value throws:   IllegalArgumentException - if the key is present but the value isnot a boolean getCollection public Collection getCollection(Object key) throws IllegalArgumentException(Code) Returns a collection value in the map, returning null if no value was found. Parameters:   key - the key the collection value throws:   IllegalArgumentException - if the key is present but the value isnot a collection getCollection public Collection getCollection(Object key, Class requiredType) throws IllegalArgumentException(Code) Returns a collection value in the map, asserting it is of the required type if present and returning null if not found. Parameters:   key - the key the collection value throws:   IllegalArgumentException - if the key is present but the value isnot a collection getInteger public Integer getInteger(Object key) throws IllegalArgumentException(Code) Returns an integer value in the map, returning null if no value was found. Parameters:   key - the key the integer value throws:   IllegalArgumentException - if the key is present but the value isnot an integer getInteger public Integer getInteger(Object key, Integer defaultValue) throws IllegalArgumentException(Code) Returns an integer value in the map, returning the defaultValue if no value was found. Parameters:   key - the key Parameters:   defaultValue - the default the integer value throws:   IllegalArgumentException - if the key is present but the value isnot an integer getLong public Long getLong(Object key) throws IllegalArgumentException(Code) Returns a long value in the map, returning null if no value was found. Parameters:   key - the key the long value throws:   IllegalArgumentException - if the key is present but not a long getLong public Long getLong(Object key, Long defaultValue) throws IllegalArgumentException(Code) Returns a long value in the map, returning the defaultValue if no value was found. Parameters:   key - the key Parameters:   defaultValue - the default the long attribute value throws:   IllegalArgumentException - if the key is present but the value isnot a long getNumber public Number getNumber(Object key, Class requiredType) throws IllegalArgumentException(Code) Returns a number value in the map that is of the specified type, returning null if no value was found. Parameters:   key - the key Parameters:   requiredType - the required number type the numbervalue throws:   IllegalArgumentException - if the key is present but the value isnot a number of the required type getNumber public Number getNumber(Object key, Class requiredType, Number defaultValue) throws IllegalArgumentException(Code) Returns a number attribute value in the map of the specified type, returning the defaultValue if no value was found. Parameters:   key - the attribute name the number value Parameters:   defaultValue - the default throws:   IllegalArgumentException - if the key is present but the value isnot a number of the required type getRequired public Object getRequired(Object key) throws IllegalArgumentException(Code) Returns a value in the map, throwing an exception if the attribute is not present and of the correct type. Parameters:   key - the key the value getRequired public Object getRequired(Object key, Class requiredType) throws IllegalArgumentException(Code) Returns an value in the map, asserting it is present and of the required type. Parameters:   key - the key Parameters:   requiredType - the required type the value getRequiredArray public Object[] getRequiredArray(Object key, Class requiredType) throws IllegalArgumentException(Code) Returns an array value in the map, asserting it is of the required type if present and throwing an exception if not found. Parameters:   key - the key the array value throws:   IllegalArgumentException - if the key is not present or present butthe value is not a array of the required type getRequiredBoolean public Boolean getRequiredBoolean(Object key) throws IllegalArgumentException(Code) Returns a boolean value in the map, throwing an exception if the value is not present and of the correct type. Parameters:   key - the attribute the boolean value throws:   IllegalArgumentException - if the key is not present or present butthe value is not a boolean getRequiredCollection public Collection getRequiredCollection(Object key) throws IllegalArgumentException(Code) Returns a collection value in the map, throwing an exception if not found. Parameters:   key - the key the collection value throws:   IllegalArgumentException - if the key is not present or present butthe value is not a collection getRequiredCollection public Collection getRequiredCollection(Object key, Class requiredType) throws IllegalArgumentException(Code) Returns a collection value in the map, asserting it is of the required type if present and throwing an exception if not found. Parameters:   key - the key the collection value throws:   IllegalArgumentException - if the key is not present or present butthe value is not a collection of the required type getRequiredInteger public Integer getRequiredInteger(Object key) throws IllegalArgumentException(Code) Returns an integer value in the map, throwing an exception if the value is not present and of the correct type. Parameters:   key - the attribute name the integer attribute value throws:   IllegalArgumentException - if the key is not present or present butthe value is not an integer getRequiredLong public Long getRequiredLong(Object key) throws IllegalArgumentException(Code) Returns a long value in the map, throwing an exception if the value is not present and of the correct type. Parameters:   key - the key the long attribute value throws:   IllegalArgumentException - if the key is not present or present butthe value is not a long getRequiredNumber public Number getRequiredNumber(Object key, Class requiredType) throws IllegalArgumentException(Code) Returns a number value in the map, throwing an exception if the attribute is not present and of the correct type. Parameters:   key - the key the number value throws:   IllegalArgumentException - if the key is not present or present butthe value is not a number of the required type getRequiredString public String getRequiredString(Object key) throws IllegalArgumentException(Code) Returns a string value in the map, throwing an exception if the attribute is not present and of the correct type. Parameters:   key - the key the string value throws:   IllegalArgumentException - if the key is not present or present butthe value is not a string getString public String getString(Object key) throws IllegalArgumentException(Code) Returns a string value in the map, returning null if no value was found. Parameters:   key - the key the string value throws:   IllegalArgumentException - if the key is present but the value isnot a string getString public String getString(Object key, String defaultValue) throws IllegalArgumentException(Code) Returns a string value in the map, returning the defaultValue if no value was found. Parameters:   key - the key Parameters:   defaultValue - the default the string value throws:   IllegalArgumentException - if the key is present but the value isnot a string Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)