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org.glassfish.hk2.internal.ActiveDescriptorBuilderImpl Maven / Gradle / Ivy
/*
* Copyright (c) 2012, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package org.glassfish.hk2.internal;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import javax.inject.Named;
import org.glassfish.hk2.api.DescriptorType;
import org.glassfish.hk2.api.DescriptorVisibility;
import org.glassfish.hk2.api.HK2Loader;
import org.glassfish.hk2.api.PerLookup;
import org.glassfish.hk2.api.ServiceHandle;
import org.glassfish.hk2.utilities.AbstractActiveDescriptor;
import org.glassfish.hk2.utilities.ActiveDescriptorBuilder;
/**
* @author jwells
*
*/
public class ActiveDescriptorBuilderImpl implements ActiveDescriptorBuilder {
private String name;
private final HashSet contracts = new HashSet();
private Annotation scopeAnnotation = null;
private Class scope = PerLookup.class;
private final HashSet qualifiers = new HashSet();
private final HashMap> metadatas = new HashMap>();
private final Class implementation;
private HK2Loader loader = null;
private int rank = 0;
private Boolean proxy = null;
private Boolean proxyForSameScope = null;
private DescriptorVisibility visibility = DescriptorVisibility.NORMAL;
private String classAnalysisName = null;
private Type implementationType;
/**
* constructor with the impl class
*
* @param implementation The implementation class (may be null)
*/
public ActiveDescriptorBuilderImpl(Class implementation) {
this.implementation = implementation;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.utilities.ActiveDescriptorBuilder#named(java.lang.String)
*/
@Override
public ActiveDescriptorBuilder named(String name) throws IllegalArgumentException {
this.name = name;
return this;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.utilities.ActiveDescriptorBuilder#to(java.lang.reflect.Type)
*/
@Override
public ActiveDescriptorBuilder to(Type contract) throws IllegalArgumentException {
if (contract != null) contracts.add(contract);
return this;
}
@Override
public ActiveDescriptorBuilder in(Annotation scopeAnnotation)
throws IllegalArgumentException {
if (scopeAnnotation == null) throw new IllegalArgumentException();
this.scopeAnnotation = scopeAnnotation;
this.scope = scopeAnnotation.annotationType();
return this;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.utilities.ActiveDescriptorBuilder#in(java.lang.Class)
*/
@Override
public ActiveDescriptorBuilder in(Class scope)
throws IllegalArgumentException {
this.scope = scope;
if (scope == null) {
scopeAnnotation = null;
}
else if (scopeAnnotation != null && !scope.equals(scopeAnnotation.annotationType())) {
throw new IllegalArgumentException("Scope set to different class (" + scope.getName() + ") from the scope annotation (" +
scopeAnnotation.annotationType().getName());
}
return this;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.utilities.ActiveDescriptorBuilder#qualifiedBy(java.lang.annotation.Annotation)
*/
@Override
public ActiveDescriptorBuilder qualifiedBy(Annotation annotation)
throws IllegalArgumentException {
if (annotation != null) {
if (Named.class.equals(annotation.annotationType())) {
name = ((Named) annotation).value();
}
qualifiers.add(annotation);
}
return this;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.utilities.ActiveDescriptorBuilder#has(java.lang.String, java.lang.String)
*/
@Override
public ActiveDescriptorBuilder has(String key, String value)
throws IllegalArgumentException {
return has(key, Collections.singletonList(value));
}
/* (non-Javadoc)
* @see org.glassfish.hk2.utilities.ActiveDescriptorBuilder#has(java.lang.String, java.util.List)
*/
@Override
public ActiveDescriptorBuilder has(String key, List values)
throws IllegalArgumentException {
if (key == null || values == null || values.size() <= 0) {
throw new IllegalArgumentException();
}
metadatas.put(key, values);
return this;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.utilities.ActiveDescriptorBuilder#ofRank(int)
*/
@Override
public ActiveDescriptorBuilder ofRank(int rank) {
this.rank = rank;
return this;
}
@Override
public ActiveDescriptorBuilder proxy() {
return proxy(true);
}
@Override
public ActiveDescriptorBuilder proxy(boolean forceProxy) {
if (forceProxy) {
proxy = Boolean.TRUE;
}
else {
proxy = Boolean.FALSE;
}
return this;
}
@Override
public ActiveDescriptorBuilder proxyForSameScope() {
return proxy(true);
}
@Override
public ActiveDescriptorBuilder proxyForSameScope(boolean forceProxyForSameScope) {
if (forceProxyForSameScope) {
proxyForSameScope = Boolean.TRUE;
}
else {
proxyForSameScope = Boolean.FALSE;
}
return this;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.utilities.ActiveDescriptorBuilder#andLoadWith(org.glassfish.hk2.api.HK2Loader)
*/
@Override
public ActiveDescriptorBuilder andLoadWith(HK2Loader loader)
throws IllegalArgumentException {
this.loader = loader;
return this;
}
public ActiveDescriptorBuilder analyzeWith(String serviceName) {
classAnalysisName = serviceName;
return this;
}
@Override
public ActiveDescriptorBuilder localOnly() {
visibility = DescriptorVisibility.LOCAL;
return this;
}
@Override
public ActiveDescriptorBuilder visibility(DescriptorVisibility visibility) {
if (visibility == null) throw new IllegalArgumentException();
this.visibility = visibility;
return this;
}
@Override
public ActiveDescriptorBuilder asType(Type t) {
if (t == null) throw new IllegalArgumentException();
this.implementationType = t;
return this;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.utilities.ActiveDescriptorBuilder#build()
*/
@Override
public AbstractActiveDescriptor build() throws IllegalArgumentException {
return new BuiltActiveDescriptor(
implementation,
contracts,
scopeAnnotation,
scope,
name,
qualifiers,
DescriptorType.CLASS,
visibility,
rank,
proxy,
proxyForSameScope,
classAnalysisName,
metadatas,
loader,
implementationType);
}
/* (non-Javadoc)
* @see org.glassfish.hk2.utilities.ActiveDescriptorBuilder#buildProvideMethod()
*/
@Override
@Deprecated
public AbstractActiveDescriptor buildFactory() throws IllegalArgumentException {
return buildProvideMethod();
}
/* (non-Javadoc)
* @see org.glassfish.hk2.utilities.ActiveDescriptorBuilder#buildProvideMethod()
*/
@Override
public AbstractActiveDescriptor buildProvideMethod() throws IllegalArgumentException {
return new BuiltActiveDescriptor(
implementation,
contracts,
scopeAnnotation,
scope,
name,
qualifiers,
DescriptorType.PROVIDE_METHOD,
visibility,
rank,
proxy,
proxyForSameScope,
classAnalysisName,
metadatas,
loader,
implementationType);
}
private static class BuiltActiveDescriptor extends AbstractActiveDescriptor {
/**
* For serialization
*/
private static final long serialVersionUID = 2434137639270026082L;
private Class implementationClass;
private Type implementationType;
/**
* For serialization
*/
@SuppressWarnings("unused")
public BuiltActiveDescriptor() {
super();
}
private BuiltActiveDescriptor(Class implementationClass,
Set advertisedContracts,
Annotation scopeAnnotation,
Class scope,
String name,
Set qualifiers,
DescriptorType descriptorType,
DescriptorVisibility descriptorVisibility,
int ranking,
Boolean proxy,
Boolean proxyForSameScope,
String classAnalysisName,
Map> metadata,
HK2Loader loader,
Type implementationType) {
super(advertisedContracts,
scope,
name,
qualifiers,
descriptorType,
descriptorVisibility,
ranking,
proxy,
proxyForSameScope,
classAnalysisName,
metadata);
super.setReified(false);
super.setLoader(loader);
super.setScopeAsAnnotation(scopeAnnotation);
this.implementationClass = implementationClass;
super.setImplementation(implementationClass.getName());
if (implementationType == null) {
implementationType = implementationClass;
}
this.implementationType = implementationType;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ActiveDescriptor#getImplementationClass()
*/
@Override
public Class getImplementationClass() {
return implementationClass;
}
@Override
public Type getImplementationType() {
return implementationType;
}
/* (non-Javadoc)
* @see org.glassfish.hk2.api.ActiveDescriptor#create(org.glassfish.hk2.api.ServiceHandle)
*/
@Override
public T create(ServiceHandle root) {
throw new AssertionError("Should not be called directly");
}
@Override
public void setImplementationType(Type t) {
implementationType = t;
}
}
}
