| <?xml version="1.0" encoding="UTF-8"?> |
| <!-- |
| |
| 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. |
| |
| --> |
| <!DOCTYPE api-answers PUBLIC "-//NetBeans//DTD Arch Answers//EN" "../../nbbuild/antsrc/org/netbeans/nbbuild/Arch.dtd" [ |
| <!ENTITY api-questions SYSTEM "../../nbbuild/antsrc/org/netbeans/nbbuild/Arch-api-questions.xml"> |
| ]> |
| |
| <api-answers |
| question-version="1.25" |
| author="jglick@netbeans.org" |
| > |
| |
| &api-questions; |
| |
| |
| <!-- |
| <question id="arch-what"> |
| What is this project good for? |
| <hint> |
| Please provide here few lines describing the the project, |
| what problem it should solve, provide links to documentation, |
| specifications, etc. |
| </hint> |
| </question> |
| --> |
| <answer id="arch-what"> |
| The Input/Output API is a small API module |
| which contains <code>InputOutput</code> and related interfaces used in |
| driving the Output Window. The normal implementation is <code>org.netbeans.core.output2</code>. |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="compat-i18n"> |
| Is your module correctly internationalized? |
| <hint> |
| Correct internationalization means that it obeys instuctions |
| at <a href="http://www.netbeans.org/devhome/docs/i18n/index.html"> |
| NetBeans I18N pages</a>. |
| </hint> |
| </question> |
| --> |
| <answer id="compat-i18n"> |
| Yes. |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="compat-standards"> |
| Does the module implement or define any standards? Is the |
| implementation exact or does it deviate somehow? |
| </question> |
| --> |
| <answer id="compat-standards"> |
| The module defines an API. |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="compat-version"> |
| Can your module coexist with earlier and future |
| versions? Can you correctly read all old settings? Will future |
| versions be able to read your current settings? Can you read |
| or politely ignore settings stored by a future version? |
| |
| <hint> |
| Very helpful for reading settings is to store version number |
| there, so future versions can decide whether how to read/convert |
| the settings and older versions can ignore the new ones. |
| </hint> |
| </question> |
| --> |
| <answer id="compat-version"> |
| N/A |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="dep-jre"> |
| Which version of JRE do you need (1.2, 1.3, 1.4, etc.)? |
| <hint> |
| It is expected that if your module runs on 1.x that it will run |
| on 1.x+1 if no, state that please. Also describe here cases where |
| you run different code on different versions of JRE and why. |
| </hint> |
| </question> |
| --> |
| <answer id="dep-jre"> |
| 1.4 |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="dep-jrejdk"> |
| Do you require the JDK or is the JRE enough? |
| </question> |
| --> |
| <answer id="dep-jrejdk"> |
| JRE |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="dep-nb"> |
| What other NetBeans projects does this one depend on? |
| <hint> |
| If you want, describe such projects as imported API using |
| the <code><api name="identification" type="import or export" category="stable" url="where is the description" /></code> |
| </hint> |
| </question> |
| --> |
| <answer id="dep-nb"> |
| <ul> |
| <li><api name="UtilitiesAPI" group="java" type="import" category="official" url="@org-openide-util@/org/openide/util/doc-files/api.html"/></li> |
| </ul> |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="dep-non-nb"> |
| What other projects outside NetBeans does this one depend on? |
| |
| <hint> |
| Some non-NetBeans projects are packaged as NetBeans modules |
| (see <a href="http://libs.netbeans.org">libraries</a>) and |
| it is prefered to use this approach when more modules may |
| depend on such third-party library. |
| </hint> |
| </question> |
| --> |
| <answer id="dep-non-nb"> |
| None |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="dep-platform"> |
| On which platforms does your module run? Does it run in the same |
| way on each? |
| <hint> |
| If your module is using JNI or deals with special differences of |
| OSes like filesystems, etc. please describe here what they are. |
| </hint> |
| </question> |
| --> |
| <answer id="dep-platform"> |
| Any |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="deploy-jar"> |
| Do you deploy just module JAR file(s) or other files as well? |
| <hint> |
| If your module consist just from one module JAR file, just confirm that. |
| If it uses more than one JAR, describe where there are located, how |
| they refer to each other. |
| If it consist of module JAR(s) and other files, please describe |
| what is their purpose, why other files are necessary. Please |
| make sure that installation/deinstallation leaves the system |
| in state as it was before installation. |
| </hint> |
| </question> |
| --> |
| <answer id="deploy-jar"> |
| Just the module JAR. |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="deploy-nbm"> |
| Can you deploy an NBM via the Update Center? |
| <hint> |
| If not why? |
| </hint> |
| </question> |
| --> |
| <answer id="deploy-nbm"> |
| Yes |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="deploy-packages"> |
| Are packages of your module made inaccessible by not declaring them |
| public? |
| |
| <hint> |
| NetBeans module system allows restriction of access rights to |
| public classes of your module from other modules. This prevents |
| unwanted dependencies of others on your code and should be used |
| whenever possible (<a href="http://www.netbeans.org/download/apis/org/openide/doc-files/upgrade.html#3.4-public-packages"> |
| public packages |
| </a>). |
| </hint> |
| </question> |
| --> |
| <answer id="deploy-packages"> |
| No; only API classes are public. |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="deploy-shared"> |
| Do you need to be installed in the shared location only, or in the user directory only, |
| or can your module be installed anywhere? |
| <hint> |
| Installation location shall not matter, if it does explain why. |
| Consider also whether <code>InstalledFileLocator</code> can help. |
| </hint> |
| </question> |
| --> |
| <answer id="deploy-shared"> |
| Anywhere |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="exec-classloader"> |
| Does your code create its own class loader(s)? |
| <hint> |
| A bit unusual. Please explain why and what for. |
| </hint> |
| </question> |
| --> |
| <answer id="exec-classloader"> |
| No |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="exec-component"> |
| Is execution of your code influenced by any (string) property |
| of any of your components? |
| |
| <hint> |
| Often <code>JComponent.getClientProperty</code>, <code>Action.getValue</code> |
| or <code>PropertyDescriptor.getValue</code>, etc. are used to influence |
| a behaviour of some code. This of course forms an interface that should |
| be documented. Also if one depends on some interface that an object |
| implements (<code>component instanceof Runnable</code>) that forms an |
| API as well. |
| </hint> |
| </question> |
| --> |
| <answer id="exec-component"> |
| No |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="exec-privateaccess"> |
| Are you aware of any other parts of the system calling some of |
| your methods by reflection? |
| <hint> |
| If so, describe the "contract" as an API. Likely private or friend one, but |
| still API and consider rewrite of it. |
| </hint> |
| </question> |
| --> |
| <answer id="exec-privateaccess"> |
| No |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="exec-property"> |
| Is execution of your code influenced by any environment or |
| Java system (<code>System.getProperty</code>) property? |
| |
| <hint> |
| If there is a property that can change the behaviour of your |
| code, somebody will likely use it. You should describe what it does |
| and the stability category of this API. You may use |
| <PRE> |
| <property name="id" category="private" > |
| description of the property, where it is used, what it influence, etc. |
| </property> |
| </PRE> |
| </hint> |
| </question> |
| --> |
| <answer id="exec-property"> |
| No |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="exec-reflection"> |
| Does your code use Java Reflection to execute other code? |
| <hint> |
| This usually indicates a missing or unsufficient API in the other |
| part of the system. If the other side is not aware of your dependency |
| this contract can be easily broken. |
| </hint> |
| </question> |
| --> |
| <answer id="exec-reflection"> |
| No |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="format-clipboard"> |
| Which data flavors (if any) does your code read from or insert to |
| the clipboard? |
| </question> |
| --> |
| <answer id="format-clipboard"> |
| Plain Unicode text only. |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="format-dnd"> |
| Which protocols (if any) does your code understand during Drag & Drop? |
| </question> |
| --> |
| <answer id="format-dnd"> |
| N/A |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="format-types"> |
| Which file formats (if any) does your code read or write on disk? |
| </question> |
| --> |
| <answer id="format-types"> |
| None |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="lookup-lookup"> |
| Does your module use <code>org.openide.util.Lookup</code> |
| to find any components to communicate with? Which ones? |
| |
| <hint> |
| Please describe the interfaces you are searching for, where |
| are defined, whether you are searching for just one or more of them, |
| if the order is important, etc. Also clasify the stability of such |
| API contract. |
| </hint> |
| </question> |
| --> |
| <answer id="lookup-lookup"> |
| <code>IOProvider.getDefault()</code> asks lookup for the first instance |
| of itself. This is normally provided by <code>org.netbeans.core.output2</code>. |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="lookup-register"> |
| Do you register anything into lookup for other code to find? |
| <hint> |
| Do you register using layer file or using <code>META-INF/services</code>? |
| Who is supposed to find your component? |
| </hint> |
| </question> |
| --> |
| <answer id="lookup-register"> |
| No |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="lookup-remove"> |
| Do you remove entries of other modules from lookup? |
| <hint> |
| Why? Of course, that is possible, but it can be dangerous. Is the module |
| your are masking resource from aware of what you are doing? |
| </hint> |
| </question> |
| --> |
| <answer id="lookup-remove"> |
| No |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="perf-exit"> |
| Does your module run any code on exit? |
| </question> |
| --> |
| <answer id="perf-exit"> |
| No |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="perf-huge_dialogs"> |
| Does your module contain any dialogs or wizards with a large number of |
| GUI controls such as combo boxes, lists, trees, or text areas? |
| </question> |
| --> |
| <answer id="perf-huge_dialogs"> |
| No |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="perf-limit"> |
| Are there any hardcoded or practical limits in the number or size of |
| elements your code can handle? |
| </question> |
| --> |
| <answer id="perf-limit"> |
| No |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="perf-mem"> |
| How much memory does your component consume? Estimate |
| with a relation to the number of windows, etc. |
| </question> |
| --> |
| <answer id="perf-mem"> |
| N/A |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="perf-menus"> |
| Does your module use dynamically updated context menus, or |
| context-sensitive actions with complicated enablement logic? |
| </question> |
| --> |
| <answer id="perf-menus"> |
| No |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="perf-progress"> |
| Does your module execute any long-running tasks? |
| <hint>Typically they are tasks like connecting over |
| network, computing huge amount of data, compilation. |
| Such communication should be done asynchronously (for example |
| using <code>RequestProcessor</code>), definitively it should |
| not block AWT thread. |
| </hint> |
| </question> |
| --> |
| <answer id="perf-progress"> |
| No |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="perf-scale"> |
| Which external criteria influence the performance of your |
| program (size of file in editor, number of files in menu, |
| in source directory, etc.) and how well your code scales? |
| Please include some estimates. |
| </question> |
| --> |
| <answer id="perf-scale"> |
| Scalability in GUI speed and memory consumption is probably limited only |
| by the Output Window implementation. |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="perf-startup"> |
| Does your module run any code on startup? |
| </question> |
| --> |
| <answer id="perf-startup"> |
| No |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="perf-wakeup"> |
| Does any piece of your code wake up periodically and do something |
| even when the system is otherwise idle (no user interaction)? |
| </question> |
| --> |
| <answer id="perf-wakeup"> |
| No |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="resources-file"> |
| Does your module use <code>java.io.File</code> directly? |
| |
| <hint> |
| NetBeans provide a logical wrapper over plain files called |
| <code>org.openide.filesystems.FileObject</code> that |
| provides uniform access to such resources and is the prefered |
| way that should be used. But of course there can be situations when |
| this is not suitable. |
| </hint> |
| </question> |
| --> |
| <answer id="resources-file"> |
| <p>No, but the implementation may.</p> |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="resources-layer"> |
| Does your module provide own layer? Does it create any files or |
| folders in it? What it is trying to communicate by that and with which |
| components? |
| |
| <hint> |
| NetBeans allows automatic and declarative installation of resources |
| by module layers. Module register files into appropriate places |
| and other components use that information to perform their task |
| (build menu, toolbar, window layout, list of templates, set of |
| options, etc.). |
| </hint> |
| </question> |
| --> |
| <answer id="resources-layer"> |
| No. |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="resources-mask"> |
| Does your module mask/hide/override any resources provided by other modules in |
| their layers? |
| |
| <hint> |
| If you mask a file provided by another module, you probably depend |
| on that and do not want the other module to (for example) change |
| the file's name. That module shall thus make that file available as an API |
| of some stability category. |
| </hint> |
| </question> |
| --> |
| <answer id="resources-mask"> |
| No |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="resources-read"> |
| Does your module read any resources from layers? For what purpose? |
| |
| <hint> |
| As this is some kind of intermodule dependency, it is a kind of API. |
| Please describe it and clasify according to |
| <a href="http://openide.netbeans.org/tutorial/api-design.html#categories"> |
| common stability categories</a>. |
| </hint> |
| </question> |
| --> |
| <answer id="resources-read"> |
| No |
| </answer> |
| |
| <!-- |
| <question id="exec-introspection"> |
| Does your module use any kind of runtime type information (<code>instanceof</code>, |
| work with <code>java.lang.Class</code>, etc.)? |
| <hint> |
| Check for cases when you have an object of type A and you also |
| expect it to (possibly) be of type B and do some special action. That |
| should be documented. The same applies on operations in meta-level |
| (Class.isInstance(...), Class.isAssignableFrom(...), etc.). |
| </hint> |
| </question> |
| --> |
| <answer id="exec-introspection"> |
| No. |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="exec-process"> |
| Do you execute an external process from your module? How do you ensure |
| that the result is the same on different platforms? Do you parse output? |
| Do you depend on result code? |
| <hint> |
| If you feed an input, parse the output please declare that as an API. |
| </hint> |
| </question> |
| --> |
| <answer id="exec-process"> |
| No. |
| </answer> |
| |
| |
| <!-- |
| <question id="arch-overall" when="init"> |
| Describe the overall architecture. |
| <hint> |
| What will be API for |
| <a href="http://openide.netbeans.org/tutorial/api-design.html#design.apiandspi" shape="rect"> |
| clients and what support API</a>? |
| What parts will be pluggable? |
| How will plug-ins be registered? Please use <code><api type="export"/></code> |
| to describe your general APIs. |
| If possible please provide |
| simple diagrams. |
| </hint> |
| </question> |
| --> |
| <answer id="arch-overall"> |
| <api |
| name="InputOutputAPI" |
| group="java" |
| type="export" |
| category="official" |
| url="@org-openide-io@/org/openide/windows/package-summary.html" |
| > |
| <p> |
| Just an API/SPI for defining the output window. |
| </p> |
| </api> |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="arch-quality" when="init"> |
| How will the <a href="http://www.netbeans.org/community/guidelines/q-evangelism.html" shape="rect">quality</a> |
| of your code be tested and |
| how are future regressions going to be prevented? |
| <hint> |
| What kind of testing do |
| you want to use? How much functionality, in which areas, |
| should be covered by the tests? |
| </hint> |
| </question> |
| --> |
| <answer id="arch-quality"> |
| <p> |
| Too little code to test. |
| </p> |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="arch-time" when="init"> |
| What are the time estimates of the work? |
| <hint> |
| Please express your estimates of how long the design, implementation, |
| stabilization are likely to last. How many people will be needed to |
| implement this and what is the expected milestone by which the work should be |
| ready? |
| </hint> |
| </question> |
| --> |
| <answer id="arch-time"> |
| <p> |
| Done. |
| </p> |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="arch-usecases" when="init"> |
| <hint> |
| Content of this answer will be displayed as part of page at |
| http://www.netbeans.org/download/dev/javadoc/usecases.html |
| You can use tags <usecase name="name> regular html description </usecase> |
| and if you want to use an URL you can prefix if with @TOP@ to begin |
| at the root of your javadoc |
| </hint> |
| |
| Describe the main <a href="http://openide.netbeans.org/tutorial/api-design.html#usecase" shape="rect"> |
| use cases</a> of the new API. Who will use it under |
| what circumstances? What kind of code would typically need to be written |
| to use the module? |
| </question> |
| --> |
| <answer id="arch-usecases"> |
| <p>There is an SPI but additional implementations are not expected. The API is most important.</p> |
| <p> |
| Simple usage example: |
| </p> |
| <pre> |
| <span class="type">InputOutput</span> <span class="variable-name">io</span> = IOProvider.getDefault().getIO(<span class="string">"My Window"</span>, true); |
| io.select(); |
| <span class="type">OutputWriter</span> <span class="variable-name">w</span> = io.getOut(); |
| w.println(<span class="string">"Line of plain text."</span>); |
| <span class="type">OutputListener</span> <span class="variable-name">listener</span> = <span class="keyword">new</span> <span class="type">OutputListener</span>() { |
| <span class="keyword">public</span> <span class="type">void</span> <span class="function-name">outputLineAction</span>(<span class="type">OutputEvent</span> <span class="variable-name">ev</span>) { |
| StatusDisplayer.getDefault().setStatusText(<span class="string">"Hyperlink clicked!"</span>); |
| } |
| <span class="keyword">public</span> <span class="type">void</span> <span class="function-name">outputLineSelected</span>(<span class="type">OutputEvent</span> <span class="variable-name">ev</span>) { |
| <span class="comment">// Let's not do anything special. |
| </span> } |
| <span class="keyword">public</span> <span class="type">void</span> <span class="function-name">outputLineCleared</span>(<span class="type">OutputEvent</span> <span class="variable-name">ev</span>) { |
| <span class="comment">// Leave it blank, no state to remove. |
| </span> } |
| }; |
| w.println(<span class="string">"Line of hyperlinked text."</span>, listener, true); |
| </pre> |
| </answer> |
| |
| |
| |
| <answer id="deploy-dependencies"> |
| <p> |
| You will very likely also want to declare |
| </p> |
| <pre>OpenIDE-Module-Requires: org.openide.windows.IOProvider</pre> |
| <p>to ensure that an Output Window implementation is in fact enabled.</p> |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="exec-ant-tasks" when="impl"> |
| Do you define or register any ant tasks that other can use? |
| |
| <hint> |
| If you provide an ant task that users can use, you need to be very |
| careful about its syntax and behaviour, as it most likely forms an |
| API for end users and as there is a lot of end users, their reaction |
| when such API gets broken can be pretty strong. |
| </hint> |
| </question> |
| --> |
| <answer id="exec-ant-tasks"> |
| <p> |
| No. |
| </p> |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="exec-threading" when="impl"> |
| What threading models, if any, does your module adhere to? |
| <hint> |
| If your module calls foreign APIs which have a specific threading model, |
| indicate how you comply with the requirements for multithreaded access |
| (synchronization, mutexes, etc.) applicable to those APIs. |
| If your module defines any APIs, or has complex internal structures |
| that might be used from multiple threads, declare how you protect |
| data against concurrent access, race conditions, deadlocks, etc., |
| and whether such rules are enforced by runtime warnings, errors, assertions, etc. |
| Examples: a class might be non-thread-safe (like Java Collections); might |
| be fully thread-safe (internal locking); might require access through a mutex |
| (and may or may not automatically acquire that mutex on behalf of a client method); |
| might be able to run only in the event queue; etc. |
| Also describe when any events are fired: synchronously, asynchronously, etc. |
| Ideas: <a href="http://core.netbeans.org/proposals/threading/index.html#recommendations" shape="rect">Threading Recommendations</a> (in progress) |
| </hint> |
| </question> |
| --> |
| <answer id="exec-threading"> |
| <p> |
| Should be thread safe. |
| </p> |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="perf-spi" when="init"> |
| How the performance of the plugged in code will be enforced? |
| <hint> |
| If you allow foreign code to be plugged into your own module, how |
| do you enforce that it will behave correctly and quickly and will not |
| negatively influence the performance of your own module? |
| </hint> |
| </question> |
| --> |
| <answer id="perf-spi"> |
| <p> |
| No special behavior. |
| </p> |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="security-grant" when="final"> |
| Does your code grant additional rights to some other code? |
| <hint>Avoid using a class loader that adds extra |
| permissions to loaded code unless really necessary. |
| Also note that your API implementation |
| can also expose unneeded permissions to enemy code by |
| calling AccessController.doPrivileged().</hint> |
| </question> |
| --> |
| <answer id="security-grant"> |
| <p> |
| No. |
| </p> |
| </answer> |
| |
| |
| |
| <!-- |
| <question id="security-policy" when="final"> |
| Does your functionality require modifications to the standard policy file? |
| <hint>Your code might pass control to third-party code not |
| coming from trusted domains. This could be code downloaded over the |
| network or code coming from libraries that are not bundled |
| with NetBeans. Which permissions need to be granted to which domains?</hint> |
| </question> |
| --> |
| <answer id="security-policy"> |
| <p> |
| No. |
| </p> |
| </answer> |
| |
| </api-answers> |