org.glassfish.hk2.utilities.DescriptorBuilder Maven / Gradle / Ivy
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package org.glassfish.hk2.utilities;
import java.lang.annotation.Annotation;
import java.util.List;
import org.glassfish.hk2.api.DescriptorVisibility;
import org.glassfish.hk2.api.FactoryDescriptors;
import org.glassfish.hk2.api.HK2Loader;
/**
* This is an object that uses the Builder pattern
* in order to generate a Descriptor (for binding) or
* a Filter (for searching). It is intended
* to facilitate query strings of method calls
* that is simple to understand and read.
*
*/
public interface DescriptorBuilder {
/**
* The name for this descriptor object. Note that at the current time a descriptor
* can only have one name, hence this method will throw an IllegalArgumentException
* if named is called more than once.
*
* @param name The name to be associated with this Descriptor
* @return A DescriptorBuilder with the given name
* @throws IllegalArgumentException if there is more than one name on the predicate
*/
public DescriptorBuilder named(String name) throws IllegalArgumentException;
/**
* A contract to be associated with this descriptor object.
*
* @param contract A class that is annotated with Contract to
* be associated with this Descriptor
* @return A DescriptorBuilder with the given name
* @throws IllegalArgumentException on failures
*/
public DescriptorBuilder to(Class contract) throws IllegalArgumentException;
/**
* A contract to be associated with this descriptor object.
*
* @param contract The fully qualified name of a class that is annotated with Contract.
* @return A DescriptorBuilder with the given name
* @throws IllegalArgumentException on failures
*/
public DescriptorBuilder to(String contract) throws IllegalArgumentException;
/**
* A scope to be associated with this descriptor object. Note that at the current time a
* descriptor can only have one scope, hence this method will throw an IllegalArgumentException
* if in is called more than once.
*
* @param scope The class of the scope this descriptor is to have.
* @return A DescriptorBuilder with the given scope
* @throws IllegalArgumentException If in is called more than once
*/
public DescriptorBuilder in(Class scope) throws IllegalArgumentException;
/**
* A scope to be associated with this descriptor object. Note that at the current time a
* descriptor can only have one scope, hence this method will throw an IllegalArgumentException
* if in is called more than once.
*
* @param scope The fully qualified class name of the scope this predicate is to have.
* @return A DescriptorBuilder with the given scope
* @throws IllegalArgumentException If in is called more than once
*/
public DescriptorBuilder in(String scope) throws IllegalArgumentException;
/**
* A qualifier to be associated with this descriptor object. It is
* dangerous to use this method with a ghost annotation (one that is
* not on the object) if that annotation has fields, as these
* fields will NOT survive being put into the {@link Descriptor}.
* Use this method with care and ONLY with annotations that do
* not have fields. A safe version of this method for use
* with ghost annotations is
* {@link ActiveDescriptorBuilder#qualifiedBy(Annotation)}
*
* @param annotation The annotation to be associated with this descriptor
* @return A DescriptorBuilder with the given annotation
* @throws IllegalArgumentException on failures
*/
public DescriptorBuilder qualifiedBy(Annotation annotation) throws IllegalArgumentException;
/**
* A qualifier to be associated with this descriptor object
*
* @param annotation The fully qualified class name of an annotation to be
* associated with this descriptor
* @return A DescriptorBuilder with the given annotation
* @throws IllegalArgumentException on failures
*/
public DescriptorBuilder qualifiedBy(String annotation) throws IllegalArgumentException;
/**
* An instance of data to be associated with this descriptor
*
* @param key The key for the data to be associated with this descriptor
* @param value The value this key should take (single value metadata)
* @return A DescriptorBuilder with the given metadata
* @throws IllegalArgumentException
*/
public DescriptorBuilder has(String key, String value) throws IllegalArgumentException;
/**
* An instance of data to be associated with this descriptor
*
* @param key The key for the data to be associated with this descriptor
* @param values The values this key should take (single value metadata)
* @return A DescriptorBuilder with the given metadata
* @throws IllegalArgumentException
*/
public DescriptorBuilder has(String key, List values) throws IllegalArgumentException;
/**
* The rank to be associated with this descriptor. The last rank
* bound wins
*
* @param rank The rank to be associated with this descriptor.
* @return A DescriptorBuilder with the given rank
*/
public DescriptorBuilder ofRank(int rank);
/**
* This will cause the isProxiable field of the returned
* descriptor to return true (it will force this
* descriptor to use proxies).
*
* @return A DescriptorBuilder with the proxiable field set to true
*/
public DescriptorBuilder proxy();
/**
* This will cause the isProxiable field of the returned
* descriptor to return the given value.
*
* @param forceProxy if true then this descriptor will be proxied,
* if false then this descriptor will NOT be proxied
* @return A DescriptorBuilder with the proxiable field set to
* the given value
*/
public DescriptorBuilder proxy(boolean forceProxy);
/**
* This will cause the isProxyForSameScope field of the returned
* descriptor to return true (it will force this
* descriptor to proxy even when injecting into the same scope).
*
* @return A DescriptorBuilder with the proxyForSameScope field set to true
*/
public DescriptorBuilder proxyForSameScope();
/**
* This will cause the isProxyForSameScope field of the returned
* descriptor to return the given value.
*
* @param proxyForSameScope if true then this descriptor will be proxied
* even when being injected into the same scope,
* if false then this descriptor will NOT be proxied when injected
* into a service of the same scope
* @return A DescriptorBuilder with the proxyForSameScope field set to
* the given value
*/
public DescriptorBuilder proxyForSameScope(boolean proxyForSameScope);
/**
* This will cause the descriptorVisibility field of the returned
* descriptor to return LOCAL
*
* @return A DescriptorBuilder with the descriptorVisibility
* field to be set to LOCAL
*/
public DescriptorBuilder localOnly();
/**
* This will set the descriptorVisibility field of the returned
* descriptor
*
* @param visibility The non-null visibility that this descriptor should take
* @return A DescriptorBuilder with the descriptorVisibility field
* set to the input value
*/
public DescriptorBuilder visibility(DescriptorVisibility visibility);
/**
* Call this if this descriptor should be loaded with the given HK2Loader
*
* @param loader The loader to use with this descriptor
* @return A DescriptorBuilder with the given HK2Loader
* @throws IllegalArgumentException if the HK2Loader is set non-null more than once
*/
public DescriptorBuilder andLoadWith(HK2Loader loader) throws IllegalArgumentException;
/**
* Call this if the descriptor should be analyzed with the
* {@link org.glassfish.hk2.api.ClassAnalyzer} service of the given name
*
* @param serviceName the name of the {@link org.glassfish.hk2.api.ClassAnalyzer} service
* that should be used to analyze this service
* @return A DescriptorBuilder with the given analysis service
*/
public DescriptorBuilder analyzeWith(String serviceName);
/**
* Generates a descriptor that can be used in binding operations
*
* @return The descriptor that has been built up with this DescriptorBuilder
* @throws IllegalArgumentException if the built descriptor is invalid
*/
public DescriptorImpl build() throws IllegalArgumentException;
/**
* Generates a factory descriptor that can be used in binding operations.
* The generated factory service will have no name, no qualifiers and the
* same metadata as given to this builder. The factory will be put into
* PerLookup scope
*
* @return The descriptor that has been built up with this DescriptorBuilder
* @throws IllegalArgumentException if the built descriptor is invalid
*/
public FactoryDescriptors buildFactory() throws IllegalArgumentException;
/**
* Generates a factory descriptor that can be used in binding operations.
* The generated factory service will have no name, no qualifiers and the
* same metadata as given to this builder. The generated service will
* have had the implementation class removed from its set of advertised
* contracts
*
* @param factoryScope The scope the factory service itself is in.
* @return The descriptor that has been built up with this DescriptorBuilder
* @throws IllegalArgumentException if the built descriptor is invalid
*/
public FactoryDescriptors buildFactory(String factoryScope) throws IllegalArgumentException;
/**
* Generates a factory descriptor that can be used in binding operations.
* The generated factory service will have no name, no qualifiers and the
* same metadata as given to this builder. The generated service will
* have had the implementation class removed from its set of advertised
* contracts
*
* @param factoryScope The scope the factory service itself is in. If this is null the
* PerLookup scope will be used
* @return The descriptor that has been built up with this DescriptorBuilder
* @throws IllegalArgumentException if the built descriptor is invalid
*/
public FactoryDescriptors buildFactory(Class factoryScope) throws IllegalArgumentException;
}