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org.sqlproc.engine.plugin
Class DefaultBeanUtilsPlugin

java.lang.Object
  extended by org.sqlproc.engine.plugin.DefaultBeanUtilsPlugin
All Implemented Interfaces:
BeanUtilsPlugin
public class DefaultBeanUtilsPlugin
extends Object
implements BeanUtilsPlugin

Standard bean utilities implementation.

Author:
Vladimir Hudec

Nested Class Summary
 
Nested classes/interfaces inherited from interface org.sqlproc.engine.plugin.BeanUtilsPlugin
BeanUtilsPlugin.GetterType
 
Field Summary
protected  ConcurrentHashMap<String,Constructor<?>> constructors
           
protected  ConcurrentHashMap<String,PropertyDescriptor[]> descriptors
           
protected  ConcurrentHashMap<String,Method> enumsIn
           
protected  ConcurrentHashMap<String,Method> enumsOut
           
protected  ConcurrentHashMap<String,Method> getters
           
(package private)  org.slf4j.Logger logger
          The internal slf4j logger.
protected  ConcurrentHashMap<String,Method> methods
           
protected  ConcurrentHashMap<String,Method> setters
           
protected  ConcurrentHashMap<String,BeanUtilsPlugin.GetterType> typeGetters
           
protected  ConcurrentHashMap<String,Class<?>> types
           
 
Constructor Summary
DefaultBeanUtilsPlugin()
           
 
Method Summary
protected  boolean areTheSameParameters(Class<?> methodParameterType, Class<?> parameterType)
           
protected  String attrTypes2String(Class<?>... attrTypes)
           
 boolean checkAttribute(SqlRuntimeContext runtimeCtx, Object bean, String attrName)
          Checks the attribute getter method existence.
 boolean checkMethod(SqlRuntimeContext runtimeCtx, Class<?> clazz, String methodName, Class<?>... argTypes)
          Checks the class method existence.
 boolean checkMethod(SqlRuntimeContext runtimeCtx, Object bean, String methodName, Object... args)
          Checks the bean method existence.
protected  String debugInfo(String msg, Object bean, Method method, Object... args)
           
 Object getAttribute(SqlRuntimeContext runtimeCtx, Object bean, String attrName)
          Returns the value of the specified simple attribute of the specified bean.
protected  PropertyDescriptor getAttributeDescriptor(Class<?> clazz, String attrName)
           
 Class<?> getAttributeType(SqlRuntimeContext runtimeCtx, Class<?> clazz, String attrName)
          Returns the Java type info for the attribute, if there is one.
protected  PropertyDescriptor[] getDescriptors(Class<?> clazz)
           
 Class<?> getEnumToClass(SqlRuntimeContext runtimeCtx, Class<?> clazz)
          Returns the bean enumeration type.
 Object getEnumToValue(SqlRuntimeContext runtimeCtx, Object bean)
          Returns the bean enumeration value.
protected  Method getGetter(SqlRuntimeContext runtimeCtx, Class<?> clazz, String attrName, boolean onlyCheck)
           
 BeanUtilsPlugin.GetterType getGetterType(SqlRuntimeContext runtimeCtx, Class<?> clazz, String attrName)
          Returns the attribute getter method types, if there is one.
 BeanUtilsPlugin.GetterType getGetterType(SqlRuntimeContext runtimeCtx, Object bean, String attrName)
          Returns the attribute getter method types, if there is one.
 Object getInstance(SqlRuntimeContext runtimeCtx, Class<?> clazz)
          Returns the new class instance
protected  Constructor<?> getInstanceConstructor(SqlRuntimeContext runtimeCtx, Class<?> clazz)
           
protected  Method getInterfaceMethod(Class<?> clazz, String methodName, Class<?>[] parameterTypes)
           
protected  Method getMethod(Class<?> clazz, Method method, boolean onlyCheck)
           
protected  Method getMethod(Class<?> clazz, String methodName, boolean onlyCheck, Class<?>... parameterTypes)
           
protected  Class<?> getPrimitiveWrapper(Class<?> primitiveType)
           
protected  Method getSetter(SqlRuntimeContext runtimeCtx, Class<?> clazz, String attrName, boolean onlyCheck, Class<?>... attrTypes)
           
protected  Method getSetter(SqlRuntimeContext runtimeCtx, Object bean, String attrName, boolean onlyCheck, Class<?>... attrTypes)
           
protected  Method getSuperclassMethod(Class<?> clazz, String methodName, Class<?>[] parameterTypes)
           
 Object getValueToEnum(SqlRuntimeContext runtimeCtx, Class<?> clazz, Object val)
          Returns the enumeration instance for the enumeration value
protected  Object invokeMethod(SqlRuntimeContext runtimeCtx, Class<?> clazz, Object bean, String methodName, Object... args)
           
 Object invokeMethod(SqlRuntimeContext runtimeCtx, Class<?> clazz, String methodName, Object... args)
          Invokes the class method with the specified name and parameters.
protected  Object invokeMethod(SqlRuntimeContext runtimeCtx, Object bean, Method method, Object... args)
           
 Object invokeMethod(SqlRuntimeContext runtimeCtx, Object bean, String methodName, Object... args)
          Invokes the bean method with the specified name and parameters.
 void setAttribute(SqlRuntimeContext runtimeCtx, Object bean, String attrName, Object attrValue)
          Sets the value of the specified simple attribute of the specified bean.
 boolean simpleSetAttribute(SqlRuntimeContext runtimeCtx, Object bean, String attrName, Object attrValue, Class<?>... attrTypes)
          Sets the value of the specified simple attribute of the specified bean, if there is one.
protected  Object[] toArray(Object arg)
           
protected  Class<?>[] toParameterTypes(Object arg)
           
protected  Class<?>[] toParameterTypes(Object[] args)
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

constructors

protected ConcurrentHashMap<String,Constructor<?>> constructors

descriptors

protected ConcurrentHashMap<String,PropertyDescriptor[]> descriptors

types

protected ConcurrentHashMap<String,Class<?>> types

getters

protected ConcurrentHashMap<String,Method> getters

typeGetters

protected ConcurrentHashMap<String,BeanUtilsPlugin.GetterType> typeGetters

setters

protected ConcurrentHashMap<String,Method> setters

methods

protected ConcurrentHashMap<String,Method> methods

enumsIn

protected ConcurrentHashMap<String,Method> enumsIn

enumsOut

protected ConcurrentHashMap<String,Method> enumsOut

logger

final org.slf4j.Logger logger
The internal slf4j logger.

Constructor Detail

DefaultBeanUtilsPlugin

public DefaultBeanUtilsPlugin()
Method Detail

getInstanceConstructor

protected Constructor<?> getInstanceConstructor(SqlRuntimeContext runtimeCtx,
                                                Class<?> clazz)

getInstance

public Object getInstance(SqlRuntimeContext runtimeCtx,
                          Class<?> clazz)
Returns the new class instance

Specified by:
getInstance in interface BeanUtilsPlugin
Parameters:
runtimeCtx - the public runtime context
clazz - the class to be constructed
Returns:
the new class instance. Null in the case of any error.

getDescriptors

protected PropertyDescriptor[] getDescriptors(Class<?> clazz)

getAttributeDescriptor

protected PropertyDescriptor getAttributeDescriptor(Class<?> clazz,
                                                    String attrName)

getAttributeType

public Class<?> getAttributeType(SqlRuntimeContext runtimeCtx,
                                 Class<?> clazz,
                                 String attrName)
Description copied from interface: BeanUtilsPlugin
Returns the Java type info for the attribute, if there is one.

Specified by:
getAttributeType in interface BeanUtilsPlugin
Parameters:
runtimeCtx - the public runtime context
clazz - the class for which the attribute type is requested
attrName - the name of the attribute which type is requested
Returns:
the object that represents the Java type info. Null in the case there's no such attribute.

getGetter

protected Method getGetter(SqlRuntimeContext runtimeCtx,
                           Class<?> clazz,
                           String attrName,
                           boolean onlyCheck)

getGetterType

public BeanUtilsPlugin.GetterType getGetterType(SqlRuntimeContext runtimeCtx,
                                                Class<?> clazz,
                                                String attrName)
Returns the attribute getter method types, if there is one.

Specified by:
getGetterType in interface BeanUtilsPlugin
Parameters:
runtimeCtx - the public runtime context
clazz - the class for which the getter is requested
attrName - the name of the attribute which getter is requested
Returns:
The method that should be used to read the property value. Null in the case there's no such attribute's getter.

getGetterType

public BeanUtilsPlugin.GetterType getGetterType(SqlRuntimeContext runtimeCtx,
                                                Object bean,
                                                String attrName)
Returns the attribute getter method types, if there is one.

Specified by:
getGetterType in interface BeanUtilsPlugin
Parameters:
runtimeCtx - the public runtime context
bean - the bean for which the getter is requested
attrName - the name of the attribute which getter is requested
Returns:
The getter method types that should be used to read the property value. Null in the case there's no such attribute's getter.

checkAttribute

public boolean checkAttribute(SqlRuntimeContext runtimeCtx,
                              Object bean,
                              String attrName)
Checks the attribute getter method existence.

Specified by:
checkAttribute in interface BeanUtilsPlugin
Parameters:
runtimeCtx - the public runtime context
bean - the bean for which the getter is checked
attrName - the name of the attribute which getter is checked
Returns:
True if there's the attribute getter method

getAttribute

public Object getAttribute(SqlRuntimeContext runtimeCtx,
                           Object bean,
                           String attrName)
                    throws SqlRuntimeException
Returns the value of the specified simple attribute of the specified bean.

Specified by:
getAttribute in interface BeanUtilsPlugin
Parameters:
runtimeCtx - the public runtime context
bean - the bean for which the attribute value is requested
attrName - the name of the attribute which value is requested
Returns:
the attribute value
Throws:
SqlRuntimeException - in the case of any error

getSetter

protected Method getSetter(SqlRuntimeContext runtimeCtx,
                           Class<?> clazz,
                           String attrName,
                           boolean onlyCheck,
                           Class<?>... attrTypes)

getSetter

protected Method getSetter(SqlRuntimeContext runtimeCtx,
                           Object bean,
                           String attrName,
                           boolean onlyCheck,
                           Class<?>... attrTypes)

simpleSetAttribute

public boolean simpleSetAttribute(SqlRuntimeContext runtimeCtx,
                                  Object bean,
                                  String attrName,
                                  Object attrValue,
                                  Class<?>... attrTypes)
Sets the value of the specified simple attribute of the specified bean, if there is one.

Specified by:
simpleSetAttribute in interface BeanUtilsPlugin
Parameters:
runtimeCtx - the public runtime context
bean - the bean for which the attribute value is to be modified
attrName - the name of the attribute to be modified
attrValue - the value to which the attribute should be set
attrTypes - the possible attribute types
Returns:
True if the attribute was successfully modified

setAttribute

public void setAttribute(SqlRuntimeContext runtimeCtx,
                         Object bean,
                         String attrName,
                         Object attrValue)
                  throws SqlRuntimeException
Sets the value of the specified simple attribute of the specified bean.

Specified by:
setAttribute in interface BeanUtilsPlugin
Parameters:
runtimeCtx - the public runtime context
bean - the bean for which the attribute value is to be modified
attrName - the name of the attribute to be modified
attrValue - the value to which the attribute should be set
Throws:
SqlRuntimeException - in the case of any error

getMethod

protected Method getMethod(Class<?> clazz,
                           Method method,
                           boolean onlyCheck)

getInterfaceMethod

protected Method getInterfaceMethod(Class<?> clazz,
                                    String methodName,
                                    Class<?>[] parameterTypes)

getSuperclassMethod

protected Method getSuperclassMethod(Class<?> clazz,
                                     String methodName,
                                     Class<?>[] parameterTypes)

getMethod

protected Method getMethod(Class<?> clazz,
                           String methodName,
                           boolean onlyCheck,
                           Class<?>... parameterTypes)

areTheSameParameters

protected final boolean areTheSameParameters(Class<?> methodParameterType,
                                             Class<?> parameterType)

getPrimitiveWrapper

protected Class<?> getPrimitiveWrapper(Class<?> primitiveType)

invokeMethod

protected Object invokeMethod(SqlRuntimeContext runtimeCtx,
                              Object bean,
                              Method method,
                              Object... args)

checkMethod

public boolean checkMethod(SqlRuntimeContext runtimeCtx,
                           Class<?> clazz,
                           String methodName,
                           Class<?>... argTypes)
Checks the class method existence.

Specified by:
checkMethod in interface BeanUtilsPlugin
Parameters:
runtimeCtx - the public runtime context
clazz - the class for which the method existence is checked
methodName - the name of the method to be checked
argTypes - the method parameters types
Returns:
True if there's such a method

checkMethod

public boolean checkMethod(SqlRuntimeContext runtimeCtx,
                           Object bean,
                           String methodName,
                           Object... args)
Checks the bean method existence.

Specified by:
checkMethod in interface BeanUtilsPlugin
Parameters:
runtimeCtx - the public runtime context
bean - the bean for which the method existence is checked
methodName - the name of the method to be checked
args - the method parameters
Returns:
True if there's such a method

invokeMethod

public Object invokeMethod(SqlRuntimeContext runtimeCtx,
                           Class<?> clazz,
                           String methodName,
                           Object... args)
                    throws SqlRuntimeException
Invokes the class method with the specified name and parameters. The method can be a static one.

Specified by:
invokeMethod in interface BeanUtilsPlugin
Parameters:
runtimeCtx - the public runtime context
clazz - the class which method is going to be invoked
methodName - the requested method name
args - the method parameters
Returns:
the result of the method invocation
Throws:
SqlRuntimeException - in the case of any error

invokeMethod

public Object invokeMethod(SqlRuntimeContext runtimeCtx,
                           Object bean,
                           String methodName,
                           Object... args)
                    throws SqlRuntimeException
Invokes the bean method with the specified name and parameters.

Specified by:
invokeMethod in interface BeanUtilsPlugin
Parameters:
runtimeCtx - the public runtime context
bean - the bean which method is going to be invoked
methodName - the requested method name
args - the method parameters
Returns:
the result of the method invocation
Throws:
SqlRuntimeException - in the case of any error

invokeMethod

protected Object invokeMethod(SqlRuntimeContext runtimeCtx,
                              Class<?> clazz,
                              Object bean,
                              String methodName,
                              Object... args)
                       throws SqlRuntimeException
Throws:
SqlRuntimeException

getEnumToValue

public Object getEnumToValue(SqlRuntimeContext runtimeCtx,
                             Object bean)
Returns the bean enumeration value.

Specified by:
getEnumToValue in interface BeanUtilsPlugin
Parameters:
runtimeCtx - the public runtime context
bean - the bean of the enumeration type
Returns:
the enumeration value. Null in the case of any error.

getEnumToClass

public Class<?> getEnumToClass(SqlRuntimeContext runtimeCtx,
                               Class<?> clazz)
Returns the bean enumeration type.

Specified by:
getEnumToClass in interface BeanUtilsPlugin
Parameters:
runtimeCtx - the public runtime context
clazz - the class of the enumeration type
Returns:
the enumeration type. Null in the case of any error.

getValueToEnum

public Object getValueToEnum(SqlRuntimeContext runtimeCtx,
                             Class<?> clazz,
                             Object val)
Returns the enumeration instance for the enumeration value

Specified by:
getValueToEnum in interface BeanUtilsPlugin
Parameters:
runtimeCtx - the public runtime context
clazz - the class of the enumeration type
val - the enumeration value
Returns:
the enumeration instance. Null in the case of any error.

attrTypes2String

protected String attrTypes2String(Class<?>... attrTypes)

toArray

protected Object[] toArray(Object arg)

toParameterTypes

protected Class<?>[] toParameterTypes(Object arg)

toParameterTypes

protected Class<?>[] toParameterTypes(Object[] args)

debugInfo

protected String debugInfo(String msg,
                           Object bean,
                           Method method,
                           Object... args)
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