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package org.mule.registry.impl; |
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import org.mule.ManagementContext; |
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import org.mule.MuleManager; |
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import org.mule.registry.Assembly; |
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import org.mule.registry.ComponentType; |
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import org.mule.registry.Library; |
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import org.mule.registry.Registry; |
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import org.mule.registry.RegistryComponent; |
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import org.mule.registry.RegistryException; |
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import org.mule.registry.RegistryStore; |
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import org.mule.registry.Unit; |
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import org.mule.util.FileUtils; |
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import java.io.File; |
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import java.io.IOException; |
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import java.util.ArrayList; |
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import java.util.Collection; |
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import java.util.HashMap; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.Map; |
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public abstract class AbstractRegistry implements Registry |
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{ |
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|
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public static final String REGISTRY_DIRECTORY = "registry"; |
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private List libraries; |
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private List assemblies; |
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private List components; |
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private transient Map registry; |
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private transient Map librariesMap; |
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private transient Map assembliesMap; |
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private transient Map componentsMap; |
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private transient String storeLocation; |
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private File workingDirectory; |
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protected transient RegistryStore store; |
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protected transient ManagementContext context; |
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|
51 | 0 | private transient boolean started = false; |
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|
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public AbstractRegistry(RegistryStore store, ManagementContext context) |
54 | 0 | { |
55 | 0 | this.store = store; |
56 | 0 | this.context = context; |
57 | 0 | registry = new HashMap(); |
58 | 0 | for (int i = 0; i < ComponentType.COMPONENT_TYPES.length; i++) |
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{ |
60 | 0 | ComponentType componentType = ComponentType.COMPONENT_TYPES[i]; |
61 | 0 | registry.put(componentType.getName() + ".list", new ArrayList()); |
62 | 0 | registry.put(componentType.getName() + ".map", new HashMap()); |
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} |
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|
65 | 0 | this.components = new ArrayList(); |
66 | 0 | this.libraries = new ArrayList(); |
67 | 0 | this.assemblies = new ArrayList(); |
68 | 0 | this.librariesMap = new HashMap(); |
69 | 0 | this.assembliesMap = new HashMap(); |
70 | 0 | this.componentsMap = new HashMap(); |
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|
72 | 0 | workingDirectory = FileUtils.newFile(MuleManager.getConfiguration().getWorkingDirectory(), REGISTRY_DIRECTORY); |
73 | 0 | } |
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|
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public File getWorkingDirectory() |
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{ |
77 | 0 | return workingDirectory; |
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} |
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public void setWorkingDirectory(File workingDirectory) |
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{ |
82 | 0 | this.workingDirectory = workingDirectory; |
83 | 0 | } |
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|
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public String getStoreLocation() |
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{ |
87 | 0 | return this.storeLocation; |
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} |
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|
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public void setStoreLocation(String storeLocation) |
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{ |
92 | 0 | this.storeLocation = storeLocation; |
93 | 0 | } |
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public synchronized RegistryComponent[] getComponents() |
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{ |
102 | 0 | return (RegistryComponent[])components.toArray(new RegistryComponent[components.size()]); |
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} |
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public synchronized RegistryComponent[] getComponents(ComponentType type) |
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{ |
107 | 0 | RegistryComponent[] components = new RegistryComponent[]{}; |
108 | 0 | List list = (List)registry.get(type + ".list"); |
109 | 0 | if (list != null) |
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{ |
111 | 0 | components = (RegistryComponent[])list.toArray(new RegistryComponent[list.size()]); |
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} |
113 | 0 | return components; |
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} |
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public synchronized RegistryComponent getComponent(String name, ComponentType type) |
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{ |
123 | 0 | return (RegistryComponent)this.componentsMap.get(name); |
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} |
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public synchronized void removeComponent(RegistryComponent component) |
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{ |
128 | 0 | this.componentsMap.remove(component.getName()); |
129 | 0 | List list = (List)registry.get(component.getType() + ".list"); |
130 | 0 | if (list != null) |
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{ |
132 | 0 | list.remove(component); |
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} |
134 | 0 | Map map = (Map)registry.get(component.getType() + ".map"); |
135 | 0 | if (map != null) |
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{ |
137 | 0 | map.remove(component); |
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} |
139 | 0 | } |
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public synchronized RegistryComponent getComponent(String name) |
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{ |
148 | 0 | return (RegistryComponent)this.componentsMap.get(name); |
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} |
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public synchronized RegistryComponent addComponent(String name, ComponentType type) |
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throws RegistryException |
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{ |
159 | 0 | if (getComponent(name) != null) |
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{ |
161 | 0 | throw new RegistryException("Component already registered: " + name); |
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} |
163 | 0 | RegistryComponent rc = createComponent(name, type); |
164 | 0 | this.componentsMap.put(name, rc); |
165 | 0 | return rc; |
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} |
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public synchronized RegistryComponent addTransientComponent(String name, |
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ComponentType type, |
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Object component, |
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Object bootstrap) throws RegistryException |
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{ |
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|
180 | 0 | RegistryComponent rc = getComponent(name); |
181 | 0 | if (rc == null) |
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{ |
183 | 0 | rc = createComponent(name, type); |
184 | 0 | rc.setTransient(true); |
185 | 0 | rc.setComponent(component); |
186 | 0 | rc.setStateAtShutdown(RegistryComponent.RUNNING); |
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try |
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{ |
189 | 0 | rc.setWorkspaceRoot(context.getComponentWorkspaceDir(getWorkingDirectory(), name) |
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.getAbsoluteFile() |
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.getCanonicalPath()); |
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} |
193 | 0 | catch (IOException e) |
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{ |
195 | 0 | throw new RegistryException(e); |
196 | 0 | } |
197 | 0 | this.componentsMap.put(name, rc); |
198 | 0 | components.add(rc); |
199 | 0 | if (bootstrap != null) |
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{ |
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try |
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{ |
203 | 0 | bootstrapComponent(rc, bootstrap); |
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} |
205 | 0 | catch (Exception e) |
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{ |
207 | 0 | throw new RegistryException(e); |
208 | 0 | } |
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} |
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} |
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else |
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{ |
213 | 0 | if (!rc.isTransient()) |
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{ |
215 | 0 | throw new RegistryException("A non-transient component is already registered: " + name); |
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} |
217 | 0 | rc.setComponent(component); |
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} |
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try |
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{ |
221 | 0 | rc.initComponent(); |
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} |
223 | 0 | catch (Exception e) |
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{ |
225 | 0 | throw new RegistryException(e); |
226 | 0 | } |
227 | 0 | return rc; |
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} |
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protected abstract void bootstrapComponent(RegistryComponent component, Object bootstrap) |
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throws Exception; |
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public synchronized Library[] getLibraries() |
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{ |
240 | 0 | Collection c = this.libraries; |
241 | 0 | return (Library[])c.toArray(new Library[c.size()]); |
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} |
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public synchronized Library getLibrary(String name) |
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{ |
251 | 0 | return (Library)this.librariesMap.get(name); |
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} |
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public synchronized Library addLibrary(String name) throws RegistryException |
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{ |
261 | 0 | if (getLibrary(name) != null) |
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{ |
263 | 0 | throw new RegistryException("Library already registered: " + name); |
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} |
265 | 0 | Library l = createLibrary(name); |
266 | 0 | this.libraries.add(l); |
267 | 0 | this.librariesMap.put(name, l); |
268 | 0 | return l; |
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} |
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|
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public synchronized void removeLibrary(Library library) |
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{ |
273 | 0 | this.librariesMap.remove(library.getName()); |
274 | 0 | this.libraries.remove(library); |
275 | 0 | } |
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public synchronized Assembly[] getAssemblies() |
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{ |
284 | 0 | Collection c = this.assemblies; |
285 | 0 | return (Assembly[])c.toArray(new Assembly[c.size()]); |
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} |
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public synchronized Assembly getAssembly(String name) |
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{ |
295 | 0 | return (Assembly)this.assembliesMap.get(name); |
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} |
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public synchronized Assembly addAssembly(String name) |
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{ |
305 | 0 | if (getAssembly(name) != null) |
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{ |
307 | 0 | return null; |
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} |
309 | 0 | Assembly a = createAssembly(name); |
310 | 0 | this.assemblies.add(a); |
311 | 0 | this.assembliesMap.put(name, a); |
312 | 0 | return a; |
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} |
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|
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public synchronized void removeAssembly(Assembly assembly) |
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{ |
317 | 0 | this.assembliesMap.remove(assembly.getName()); |
318 | 0 | this.assemblies.remove(assembly); |
319 | 0 | } |
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|
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public void initialize() |
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{ |
323 | 0 | this.componentsMap = new HashMap(); |
324 | 0 | for (Iterator it = this.components.iterator(); it.hasNext();) |
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{ |
326 | 0 | RegistryComponent e = (RegistryComponent)it.next(); |
327 | 0 | this.componentsMap.put(e.getName(), e); |
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} |
329 | 0 | this.librariesMap = new HashMap(); |
330 | 0 | for (Iterator it = this.libraries.iterator(); it.hasNext();) |
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{ |
332 | 0 | AbstractLibrary l = (AbstractLibrary)it.next(); |
333 | 0 | this.librariesMap.put(l.getName(), l); |
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} |
335 | 0 | this.assembliesMap = new HashMap(); |
336 | 0 | for (Iterator it = this.assemblies.iterator(); it.hasNext();) |
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{ |
338 | 0 | AbstractAssembly a = (AbstractAssembly)it.next(); |
339 | 0 | this.assembliesMap.put(a.getName(), a); |
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} |
341 | 0 | } |
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public synchronized void start() throws RegistryException |
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{ |
350 | 0 | started = true; |
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try |
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{ |
353 | 0 | RegistryComponent[] components = getComponents(); |
354 | 0 | for (int i = 0; i < components.length; i++) |
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{ |
356 | 0 | if (components[i].isTransient() && components[i].getComponent() == null) |
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{ |
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|
360 | 0 | removeComponent(components[i]); |
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} |
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else |
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{ |
364 | 0 | components[i].restoreState(); |
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} |
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} |
367 | 0 | Assembly[] assemblies = getAssemblies(); |
368 | 0 | for (int i = 0; i < assemblies.length; i++) |
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{ |
370 | 0 | assemblies[i].restoreState(); |
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} |
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} |
373 | 0 | catch (Exception e) |
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{ |
375 | 0 | throw new RegistryException(e); |
376 | 0 | } |
377 | 0 | } |
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public synchronized void shutDown() throws RegistryException |
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{ |
386 | 0 | RegistryComponent[] components = getComponents(); |
387 | 0 | for (int i = 0; i < components.length; i++) |
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{ |
389 | 0 | components[i].saveAndShutdown(); |
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} |
391 | 0 | store.save(this); |
392 | 0 | } |
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public synchronized void addTransientUnit(String suName, RegistryComponent component, String installDir) |
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throws RegistryException |
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{ |
403 | 0 | Assembly a = getAssembly(suName); |
404 | 0 | if (a == null) |
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{ |
406 | 0 | Assembly assembly = createAssembly(suName); |
407 | 0 | assembly.setTransient(true); |
408 | 0 | assembly.setStateAtShutdown(Assembly.RUNNING); |
409 | 0 | Unit unit = createUnit(suName); |
410 | 0 | unit.setName(suName); |
411 | 0 | unit.setAssembly(assembly); |
412 | 0 | unit.setRegistryComponent(component); |
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try |
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{ |
415 | 0 | unit.setInstallRoot(FileUtils.newFile(installDir).getAbsoluteFile().getCanonicalPath()); |
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} |
417 | 0 | catch (IOException e) |
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{ |
419 | 0 | throw new RegistryException(e); |
420 | 0 | } |
421 | 0 | this.assemblies.add(assembly); |
422 | 0 | this.assembliesMap.put(suName, assembly); |
423 | 0 | unit.deploy(); |
424 | 0 | unit.start(); |
425 | 0 | assembly.setCurrentState(Assembly.RUNNING); |
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} |
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else |
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{ |
429 | 0 | if (!a.isTransient()) |
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{ |
431 | 0 | throw new RegistryException("A non-transient or assembly is already deployed: " + suName); |
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} |
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} |
434 | 0 | } |
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|
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public void save() throws RegistryException |
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{ |
438 | 0 | store.save(this); |
439 | 0 | } |
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|
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public boolean isStarted() |
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{ |
443 | 0 | return started; |
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} |
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|
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public ManagementContext getManagementContext() |
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{ |
448 | 0 | return context; |
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} |
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} |