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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.deltaspike.core.util.metadata.builder;
import org.apache.deltaspike.core.util.ReflectionUtils;
import org.apache.deltaspike.core.util.securitymanaged.SetAccessiblePrivilegedAction;
import javax.enterprise.inject.spi.Annotated;
import javax.enterprise.inject.spi.AnnotatedConstructor;
import javax.enterprise.inject.spi.AnnotatedField;
import javax.enterprise.inject.spi.AnnotatedMethod;
import javax.enterprise.inject.spi.AnnotatedParameter;
import javax.enterprise.inject.spi.AnnotatedType;
import java.lang.annotation.Annotation;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.lang.reflect.Type;
import java.security.AccessController;
import java.util.HashMap;
import java.util.Map;
/**
* Builder to aid in creation of a new {@link AnnotatedType} for use in CDI life cycle events.
* Using the builder is typically done by reading the annotations from a {@link Class} or an
* {@link AnnotatedType}. Once the starting class or type has been added all of annotations
* can be modified: constructor, parameter, class, method and fields.
*
* The AnnotatedTypeBuilder is not thread safe and shall not be used concurrently!
*/
public class AnnotatedTypeBuilder
{
private Class javaClass;
private final AnnotationBuilder typeAnnotations;
private final Map, AnnotationBuilder> constructors;
private final Map, Map> constructorParameters;
private final Map, Map> constructorParameterTypes;
private final Map fields;
private final Map fieldTypes;
private final Map methods;
private final Map> methodParameters;
private final Map> methodParameterTypes;
/**
* Create a new builder. A new builder has no annotations and no members.
*
* @see #readFromType(AnnotatedType)
* @see #readFromType(Class)
* @see #readFromType(AnnotatedType, boolean)
* @see #readFromType(Class, boolean)
*/
public AnnotatedTypeBuilder()
{
typeAnnotations = new AnnotationBuilder();
constructors = new HashMap, AnnotationBuilder>();
constructorParameters = new HashMap, Map>();
constructorParameterTypes = new HashMap, Map>();
fields = new HashMap();
fieldTypes = new HashMap();
methods = new HashMap();
methodParameters = new HashMap>();
methodParameterTypes = new HashMap>();
}
/**
* Add an annotation to the type declaration.
*
* @param annotation the annotation instance to add
* @throws IllegalArgumentException if the annotation is null
*/
public AnnotatedTypeBuilder addToClass(Annotation annotation)
{
typeAnnotations.add(annotation);
return this;
}
/**
* Remove an annotation from the type
*
* @param annotationType the annotation type to remove
* @throws IllegalArgumentException if the annotationType
*/
public AnnotatedTypeBuilder removeFromClass(Class annotationType)
{
typeAnnotations.remove(annotationType);
return this;
}
/**
* Add an annotation to the specified field. If the field is not already
* present, it will be added.
*
* @param field the field to add the annotation to
* @param annotation the annotation to add
* @throws IllegalArgumentException if the annotation is null
*/
public AnnotatedTypeBuilder addToField(Field field, Annotation annotation)
{
if (fields.get(field) == null)
{
fields.put(field, new AnnotationBuilder());
}
fields.get(field).add(annotation);
return this;
}
/**
* Add an annotation to the specified field. If the field is not already
* present, it will be added.
*
* @param field the field to add the annotation to
* @param annotation the annotation to add
* @throws IllegalArgumentException if the annotation is null
*/
public AnnotatedTypeBuilder addToField(AnnotatedField field, Annotation annotation)
{
return addToField(field.getJavaMember(), annotation);
}
/**
* Remove an annotation from the specified field.
*
* @param field the field to remove the annotation from
* @param annotationType the annotation type to remove
* @throws IllegalArgumentException if the annotationType is null or if the
* field is not currently declared on the type
*/
public AnnotatedTypeBuilder removeFromField(Field field, Class annotationType)
{
if (fields.get(field) == null)
{
throw new IllegalArgumentException("field " + field + " not present on class " + getJavaClass());
}
else
{
fields.get(field).remove(annotationType);
}
return this;
}
/**
* Remove an annotation from the specified field.
*
* @param field the field to remove the annotation from
* @param annotationType the annotation type to remove
* @throws IllegalArgumentException if the annotationType is null or if the
* field is not currently declared on the type
*/
public AnnotatedTypeBuilder removeFromField(AnnotatedField field,
Class annotationType)
{
return removeFromField(field.getJavaMember(), annotationType);
}
/**
* Add an annotation to the specified method. If the method is not already
* present, it will be added.
*
* @param method the method to add the annotation to
* @param annotation the annotation to add
* @throws IllegalArgumentException if the annotation is null
*/
public AnnotatedTypeBuilder addToMethod(Method method, Annotation annotation)
{
if (methods.get(method) == null)
{
methods.put(method, new AnnotationBuilder());
}
methods.get(method).add(annotation);
return this;
}
/**
* Add an annotation to the specified method. If the method is not already
* present, it will be added.
*
* @param method the method to add the annotation to
* @param annotation the annotation to add
* @throws IllegalArgumentException if the annotation is null
*/
public AnnotatedTypeBuilder addToMethod(AnnotatedMethod method, Annotation annotation)
{
return addToMethod(method.getJavaMember(), annotation);
}
/**
* Remove an annotation from the specified method.
*
* @param method the method to remove the annotation from
* @param annotationType the annotation type to remove
* @throws IllegalArgumentException if the annotationType is null or if the
* method is not currently declared on the type
*/
public AnnotatedTypeBuilder removeFromMethod(Method method, Class annotationType)
{
if (methods.get(method) == null)
{
throw new IllegalArgumentException("Method " + method + " not present on class" + getJavaClass());
}
else
{
methods.get(method).remove(annotationType);
}
return this;
}
/**
* Remove an annotation from the specified method.
*
* @param method the method to remove the annotation from
* @param annotationType the annotation type to remove
* @throws IllegalArgumentException if the annotationType is null or if the
* method is not currently declared on the type
*/
public AnnotatedTypeBuilder removeFromMethod(AnnotatedMethod method,
Class annotationType)
{
return removeFromMethod(method.getJavaMember(), annotationType);
}
/**
* Add an annotation to the specified method parameter. If the method is not
* already present, it will be added. If the method parameter is not already
* present, it will be added.
*
* @param method the method to add the annotation to
* @param position the position of the parameter to add
* @param annotation the annotation to add
* @throws IllegalArgumentException if the annotation is null
*/
public AnnotatedTypeBuilder addToMethodParameter(Method method, int position, Annotation annotation)
{
if (!methods.containsKey(method))
{
methods.put(method, new AnnotationBuilder());
}
if (methodParameters.get(method) == null)
{
methodParameters.put(method, new HashMap());
}
if (methodParameters.get(method).get(position) == null)
{
methodParameters.get(method).put(position, new AnnotationBuilder());
}
methodParameters.get(method).get(position).add(annotation);
return this;
}
/**
* Remove an annotation from the specified method parameter.
*
* @param method the method to remove the annotation from
* @param position the position of the parameter to remove
* @param annotationType the annotation type to remove
* @throws IllegalArgumentException if the annotationType is null, if the
* method is not currently declared on the type or if the
* parameter is not declared on the method
*/
public AnnotatedTypeBuilder removeFromMethodParameter(Method method,
int position, Class annotationType)
{
if (methods.get(method) == null)
{
throw new IllegalArgumentException("Method " + method + " not present on class " + getJavaClass());
}
else
{
if (methodParameters.get(method).get(position) == null)
{
throw new IllegalArgumentException(
String.format("parameter %s not present on method %s declared on class %s",
method, position, getJavaClass()));
}
else
{
methodParameters.get(method).get(position).remove(annotationType);
}
}
return this;
}
/**
* Add an annotation to the specified constructor. If the constructor is not
* already present, it will be added.
*
* @param constructor the constructor to add the annotation to
* @param annotation the annotation to add
* @throws IllegalArgumentException if the annotation is null
*/
public AnnotatedTypeBuilder addToConstructor(Constructor constructor, Annotation annotation)
{
if (constructors.get(constructor) == null)
{
constructors.put(constructor, new AnnotationBuilder());
}
constructors.get(constructor).add(annotation);
return this;
}
/**
* Add an annotation to the specified constructor. If the constructor is not
* already present, it will be added.
*
* @param constructor the constructor to add the annotation to
* @param annotation the annotation to add
* @throws IllegalArgumentException if the annotation is null
*/
public AnnotatedTypeBuilder addToConstructor(AnnotatedConstructor constructor, Annotation annotation)
{
return addToConstructor(constructor.getJavaMember(), annotation);
}
/**
* Remove an annotation from the specified constructor.
*
* @param constructor the constructor to add the annotation to
* @param annotationType the annotation to add
* @throws IllegalArgumentException if the annotationType is null or if the
* constructor is not currently declared on the type
*/
public AnnotatedTypeBuilder removeFromConstructor(Constructor constructor,
Class annotationType)
{
if (constructors.get(constructor) != null)
{
constructors.get(constructor).remove(annotationType);
}
return this;
}
/**
* Remove an annotation from the specified constructor.
*
* @param constructor the constructor to add the annotation to
* @param annotationType the annotation to add
* @throws IllegalArgumentException if the annotationType is null, if the
* annotation does not exist on the type or if the constructor is
* not currently declared on the type
*/
public AnnotatedTypeBuilder removeFromConstructor(AnnotatedConstructor constructor,
Class annotationType)
{
return removeFromConstructor(constructor.getJavaMember(), annotationType);
}
/**
* Add an annotation to the specified constructor parameter. If the
* constructor is not already present, it will be added. If the constructor
* parameter is not already present, it will be added.
*
* @param constructor the constructor to add the annotation to
* @param position the position of the parameter to add
* @param annotation the annotation to add
* @throws IllegalArgumentException if the annotation is null
*/
public AnnotatedTypeBuilder addToConstructorParameter(Constructor constructor,
int position,
Annotation annotation)
{
if (!constructors.containsKey(constructor))
{
constructors.put(constructor, new AnnotationBuilder());
}
if (constructorParameters.get(constructor) == null)
{
constructorParameters.put(constructor, new HashMap());
}
if (constructorParameters.get(constructor).get(position) == null)
{
constructorParameters.get(constructor).put(position, new AnnotationBuilder());
}
constructorParameters.get(constructor).get(position).add(annotation);
return this;
}
/**
* Remove an annotation from the specified constructor parameter.
*
* @param constructor the constructor to remove the annotation from
* @param position the position of the parameter to remove
* @param annotationType the annotation type to remove
* @throws IllegalArgumentException if the annotationType is null, if the
* constructor is not currently declared on the type or if the
* parameter is not declared on the constructor
*/
public AnnotatedTypeBuilder removeFromConstructorParameter(Constructor constructor,
int position,
Class annotationType)
{
if (constructorParameters.get(constructor) != null &&
constructorParameters.get(constructor).get(position) != null)
{
constructorParameters.get(constructor).get(position).remove(annotationType);
}
return this;
}
/**
* Remove an annotation from the specified parameter.
*
* @param parameter the parameter to remove the annotation from
* @param annotationType the annotation type to remove
* @throws IllegalArgumentException if the annotationType is null, if the
* callable which declares the parameter is not currently declared
* on the type or if the parameter is not declared on either a
* constructor or a method
*/
public AnnotatedTypeBuilder removeFromParameter(AnnotatedParameter parameter,
Class annotationType)
{
if (parameter.getDeclaringCallable().getJavaMember() instanceof Method)
{
Method method = (Method) parameter.getDeclaringCallable().getJavaMember();
return removeFromMethodParameter(method, parameter.getPosition(), annotationType);
}
if (parameter.getDeclaringCallable().getJavaMember() instanceof Constructor)
{
@SuppressWarnings("unchecked")
Constructor constructor = (Constructor) parameter.getDeclaringCallable().getJavaMember();
return removeFromConstructorParameter(constructor, parameter.getPosition(), annotationType);
}
else
{
throw new IllegalArgumentException("Cannot remove from parameter " + parameter +
" - cannot operate on member " + parameter.getDeclaringCallable().getJavaMember());
}
}
/**
* Add an annotation to the specified parameter. If the callable which
* declares the parameter is not already present, it will be added. If the
* parameter is not already present on the callable, it will be added.
*
* @param parameter the parameter to add the annotation to
* @param annotation the annotation to add
* @throws IllegalArgumentException if the annotation is null or if the
* parameter is not declared on either a constructor or a method
*/
public AnnotatedTypeBuilder addToParameter(AnnotatedParameter parameter, Annotation annotation)
{
if (parameter.getDeclaringCallable().getJavaMember() instanceof Method)
{
Method method = (Method) parameter.getDeclaringCallable().getJavaMember();
return addToMethodParameter(method, parameter.getPosition(), annotation);
}
if (parameter.getDeclaringCallable().getJavaMember() instanceof Constructor)
{
@SuppressWarnings("unchecked")
Constructor constructor = (Constructor) parameter.getDeclaringCallable().getJavaMember();
return addToConstructorParameter(constructor, parameter.getPosition(), annotation);
}
else
{
throw new IllegalArgumentException("Cannot remove from parameter " + parameter +
" - cannot operate on member " + parameter.getDeclaringCallable().getJavaMember());
}
}
/**
* Remove annotations from the type, and all of it's members. If an
* annotation of the specified type appears on the type declaration, or any
* of it's members it will be removed.
*
* @param annotationType the type of annotation to remove
* @throws IllegalArgumentException if the annotationType is null
*/
public AnnotatedTypeBuilder removeFromAll(Class annotationType)
{
if (annotationType == null)
{
throw new IllegalArgumentException(String.format("%s parameter must not be null", "annotationType"));
}
removeFromClass(annotationType);
for (Map.Entry field : fields.entrySet())
{
field.getValue().remove(annotationType);
}
for (Map.Entry method : methods.entrySet())
{
method.getValue().remove(annotationType);
if (methodParameters.get(method.getKey()) != null)
{
for (Map.Entry parameter : methodParameters.get(method.getKey()).entrySet())
{
parameter.getValue().remove(annotationType);
}
}
}
for (Map.Entry, AnnotationBuilder> constructor : constructors.entrySet())
{
constructor.getValue().remove(annotationType);
if (constructorParameters.get(constructor.getKey()) != null)
{
for (Map.Entry parameter :
constructorParameters.get(constructor.getKey()).entrySet())
{
parameter.getValue().remove(annotationType);
}
}
}
return this;
}
/**
* Reads in from an existing AnnotatedType. Any elements not present are
* added. The javaClass will be read in. If the annotation already exists on
* that element in the builder the read annotation will be used.
*
* @param type the type to read from
* @throws IllegalArgumentException if type is null
*/
public AnnotatedTypeBuilder readFromType(AnnotatedType type)
{
return readFromType(type, true);
}
/**
* Reads in from an existing AnnotatedType. Any elements not present are
* added. The javaClass will be read in if overwrite is true. If the
* annotation already exists on that element in the builder, overwrite
* determines whether the original or read annotation will be used.
*
* @param type the type to read from
* @param overwrite if true, the read annotation will replace any existing
* annotation
* @throws IllegalArgumentException if type is null
*/
public AnnotatedTypeBuilder readFromType(AnnotatedType type, boolean overwrite)
{
if (type == null)
{
throw new IllegalArgumentException(String.format("%s parameter must not be null", "type"));
}
if (javaClass == null || overwrite)
{
javaClass = type.getJavaClass();
}
mergeAnnotationsOnElement(type, overwrite, typeAnnotations);
for (AnnotatedField field : type.getFields())
{
if (fields.get(field.getJavaMember()) == null)
{
fields.put(field.getJavaMember(), new AnnotationBuilder());
}
mergeAnnotationsOnElement(field, overwrite, fields.get(field.getJavaMember()));
}
for (AnnotatedMethod method : type.getMethods())
{
if (methods.get(method.getJavaMember()) == null)
{
methods.put(method.getJavaMember(), new AnnotationBuilder());
}
mergeAnnotationsOnElement(method, overwrite, methods.get(method.getJavaMember()));
for (AnnotatedParameter p : method.getParameters())
{
if (methodParameters.get(method.getJavaMember()) == null)
{
methodParameters.put(method.getJavaMember(), new HashMap());
}
if (methodParameters.get(method.getJavaMember()).get(p.getPosition()) == null)
{
methodParameters.get(method.getJavaMember()).put(p.getPosition(), new AnnotationBuilder());
}
mergeAnnotationsOnElement(
p, overwrite, methodParameters.get(method.getJavaMember()).get(p.getPosition()));
}
}
for (AnnotatedConstructor constructor : type.getConstructors())
{
if (constructors.get(constructor.getJavaMember()) == null)
{
constructors.put(constructor.getJavaMember(), new AnnotationBuilder());
}
mergeAnnotationsOnElement(constructor, overwrite, constructors.get(constructor.getJavaMember()));
for (AnnotatedParameter p : constructor.getParameters())
{
if (constructorParameters.get(
constructor.getJavaMember()) == null)
{
constructorParameters.put(
constructor.getJavaMember(), new HashMap());
}
if (constructorParameters.get(
constructor.getJavaMember()).get(p.getPosition()) == null)
{
constructorParameters.get(
constructor.getJavaMember()).put(p.getPosition(), new AnnotationBuilder());
}
mergeAnnotationsOnElement(
p, overwrite, constructorParameters.get(constructor.getJavaMember()).get(p.getPosition()));
}
}
return this;
}
/**
* Reads the annotations from an existing java type. Annotations already
* present will be overwritten
*
* @param type the type to read from
* @throws IllegalArgumentException if type is null
*/
public AnnotatedTypeBuilder readFromType(Class type)
{
return readFromType(type, true);
}
/**
* Reads the annotations from an existing java type. If overwrite is true
* then existing annotations will be overwritten
*
* @param type the type to read from
* @param overwrite if true, the read annotation will replace any existing
* annotation
*/
public AnnotatedTypeBuilder readFromType(Class type, boolean overwrite)
{
if (type == null)
{
throw new IllegalArgumentException(String.format("%s parameter must not be null", "type"));
}
if (javaClass == null || overwrite)
{
javaClass = type;
}
for (Annotation annotation : type.getAnnotations())
{
if (overwrite || !typeAnnotations.isAnnotationPresent(annotation.annotationType()))
{
typeAnnotations.add(annotation);
}
}
for (Field field : ReflectionUtils.getAllDeclaredFields(type))
{
AnnotationBuilder annotationBuilder = fields.get(field);
if (annotationBuilder == null)
{
annotationBuilder = new AnnotationBuilder();
fields.put(field, annotationBuilder);
}
if (System.getSecurityManager() != null)
{
AccessController.doPrivileged(new SetAccessiblePrivilegedAction(field));
}
else
{
field.setAccessible(true);
}
for (Annotation annotation : field.getAnnotations())
{
if (overwrite || !annotationBuilder.isAnnotationPresent(annotation.annotationType()))
{
annotationBuilder.add(annotation);
}
}
}
for (Method method : ReflectionUtils.getAllDeclaredMethods(type))
{
AnnotationBuilder annotationBuilder = methods.get(method);
if (annotationBuilder == null)
{
annotationBuilder = new AnnotationBuilder();
methods.put(method, annotationBuilder);
}
if (System.getSecurityManager() != null)
{
AccessController.doPrivileged(new SetAccessiblePrivilegedAction(method));
}
else
{
method.setAccessible(true);
}
for (Annotation annotation : method.getAnnotations())
{
if (overwrite || !annotationBuilder.isAnnotationPresent(annotation.annotationType()))
{
annotationBuilder.add(annotation);
}
}
Map parameters = methodParameters.get(method);
if (parameters == null)
{
parameters = new HashMap();
methodParameters.put(method, parameters);
}
for (int i = 0; i < method.getParameterTypes().length; ++i)
{
AnnotationBuilder parameterAnnotationBuilder = parameters.get(i);
if (parameterAnnotationBuilder == null)
{
parameterAnnotationBuilder = new AnnotationBuilder();
parameters.put(i, parameterAnnotationBuilder);
}
for (Annotation annotation : method.getParameterAnnotations()[i])
{
if (overwrite || !parameterAnnotationBuilder.isAnnotationPresent(annotation.annotationType()))
{
parameterAnnotationBuilder.add(annotation);
}
}
}
}
for (Constructor constructor : type.getDeclaredConstructors())
{
AnnotationBuilder annotationBuilder = constructors.get(constructor);
if (annotationBuilder == null)
{
annotationBuilder = new AnnotationBuilder();
constructors.put(constructor, annotationBuilder);
}
constructor.setAccessible(true);
for (Annotation annotation : constructor.getAnnotations())
{
if (overwrite || !annotationBuilder.isAnnotationPresent(annotation.annotationType()))
{
annotationBuilder.add(annotation);
}
}
Map mparams = constructorParameters.get(constructor);
if (mparams == null)
{
mparams = new HashMap();
constructorParameters.put(constructor, mparams);
}
for (int i = 0; i < constructor.getParameterTypes().length; ++i)
{
AnnotationBuilder parameterAnnotationBuilder = mparams.get(i);
if (parameterAnnotationBuilder == null)
{
parameterAnnotationBuilder = new AnnotationBuilder();
mparams.put(i, parameterAnnotationBuilder);
}
for (Annotation annotation : constructor.getParameterAnnotations()[i])
{
if (overwrite || !parameterAnnotationBuilder.isAnnotationPresent(annotation.annotationType()))
{
annotationBuilder.add(annotation);
}
}
}
}
return this;
}
protected void mergeAnnotationsOnElement(Annotated annotated,
boolean overwriteExisting,
AnnotationBuilder typeAnnotations)
{
for (Annotation annotation : annotated.getAnnotations())
{
if (typeAnnotations.getAnnotation(annotation.annotationType()) != null)
{
if (overwriteExisting)
{
typeAnnotations.remove(annotation.annotationType());
typeAnnotations.add(annotation);
}
}
else
{
typeAnnotations.add(annotation);
}
}
}
/**
* Create an {@link AnnotatedType}. Any public members present on the
* underlying class and not overridden by the builder will be automatically
* added.
*/
public AnnotatedType create()
{
Map, Map> constructorParameterAnnotations =
new HashMap, Map>();
Map, AnnotationStore> constructorAnnotations =
new HashMap, AnnotationStore>();
Map> methodParameterAnnotations =
new HashMap>();
Map methodAnnotations =
new HashMap();
Map fieldAnnotations =
new HashMap();
for (Map.Entry field : fields.entrySet())
{
fieldAnnotations.put(field.getKey(), field.getValue().create());
}
for (Map.Entry method : methods.entrySet())
{
methodAnnotations.put(method.getKey(), method.getValue().create());
}
for (Map.Entry> parameters : methodParameters.entrySet())
{
Map parameterAnnotations = new HashMap();
methodParameterAnnotations.put(parameters.getKey(), parameterAnnotations);
for (Map.Entry parameter : parameters.getValue().entrySet())
{
parameterAnnotations.put(parameter.getKey(), parameter.getValue().create());
}
}
for (Map.Entry, AnnotationBuilder> constructor : constructors.entrySet())
{
constructorAnnotations.put(constructor.getKey(), constructor.getValue().create());
}
for (Map.Entry, Map> parameters : constructorParameters.entrySet())
{
Map parameterAnnotations = new HashMap();
constructorParameterAnnotations.put(parameters.getKey(), parameterAnnotations);
for (Map.Entry parameter : parameters.getValue().entrySet())
{
parameterAnnotations.put(parameter.getKey(), parameter.getValue().create());
}
}
return new AnnotatedTypeImpl(javaClass, typeAnnotations.create(), fieldAnnotations, methodAnnotations,
methodParameterAnnotations, constructorAnnotations, constructorParameterAnnotations, fieldTypes,
methodParameterTypes, constructorParameterTypes);
}
/**
* Override the declared type of a field
*
* @param field the field to override the type on
* @param type the new type of the field
* @throws IllegalArgumentException if field or type is null
*/
public void overrideFieldType(Field field, Type type)
{
if (field == null)
{
throw new IllegalArgumentException(String.format("%s parameter must not be null", "field"));
}
if (type == null)
{
throw new IllegalArgumentException(String.format("%s parameter must not be null", "type"));
}
fieldTypes.put(field, type);
}
/**
* Override the declared type of a field
*
* @param field the field to override the type on
* @param type the new type of the field
* @throws IllegalArgumentException if field or type is null
*/
public void overrideFieldType(AnnotatedField field, Type type)
{
overrideFieldType(field.getJavaMember(), type);
}
/**
* Override the declared type of a method parameter
*
* @param method the method to override the parameter type on
* @param position the position of the parameter to override the type on
* @param type the new type of the parameter
* @throws IllegalArgumentException if parameter or type is null
*/
public AnnotatedTypeBuilder overrideMethodParameterType(Method method, int position, Type type)
{
if (method == null)
{
throw new IllegalArgumentException(String.format("%s parameter must not be null", "method"));
}
if (type == null)
{
throw new IllegalArgumentException(String.format("%s parameter must not be null", "type"));
}
if (methodParameterTypes.get(method) == null)
{
methodParameterTypes.put(method, new HashMap());
}
methodParameterTypes.get(method).put(position, type);
return this;
}
/**
* Override the declared type of a constructor parameter
*
* @param constructor the constructor to override the parameter type on
* @param position the position of the parameter to override the type on
* @param type the new type of the parameter
* @throws IllegalArgumentException if parameter or type is null
*/
public AnnotatedTypeBuilder overrideConstructorParameterType(Constructor constructor, int position, Type type)
{
if (constructor == null)
{
throw new IllegalArgumentException(String.format("%s parameter must not be null", "constructor"));
}
if (type == null)
{
throw new IllegalArgumentException(String.format("%s parameter must not be null", "type"));
}
if (constructorParameterTypes.get(constructor) == null)
{
constructorParameterTypes.put(constructor, new HashMap());
}
constructorParameterTypes.get(constructor).put(position, type);
return this;
}
/**
* Override the declared type of a parameter.
*
* @param parameter the parameter to override the type on
* @param type the new type of the parameter
* @throws IllegalArgumentException if parameter or type is null
*/
public AnnotatedTypeBuilder overrideParameterType(AnnotatedParameter parameter, Type type)
{
if (parameter.getDeclaringCallable().getJavaMember() instanceof Method)
{
Method method = (Method) parameter.getDeclaringCallable().getJavaMember();
return overrideMethodParameterType(method, parameter.getPosition(), type);
}
if (parameter.getDeclaringCallable().getJavaMember() instanceof Constructor)
{
@SuppressWarnings("unchecked")
Constructor constructor = (Constructor) parameter.getDeclaringCallable().getJavaMember();
return overrideConstructorParameterType(constructor, parameter.getPosition(), type);
}
else
{
throw new IllegalArgumentException("Cannot remove from parameter " + parameter +
" - cannot operate on member " + parameter.getDeclaringCallable().getJavaMember());
}
}
/**
* getter for the class
*/
public Class getJavaClass()
{
return javaClass;
}
/**
* setter for the class
*/
public AnnotatedTypeBuilder setJavaClass(Class javaClass)
{
this.javaClass = javaClass;
return this;
}
}
