| /* |
| * Copyright 2016 The Bazel Authors. All rights reserved. |
| * |
| * Licensed 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 com.google.idea.blaze.base.run.confighandler; |
| |
| import com.google.idea.blaze.base.run.BlazeCommandRunConfiguration; |
| import com.google.idea.blaze.base.settings.Blaze; |
| import com.intellij.execution.ExecutionException; |
| import com.intellij.execution.Executor; |
| import com.intellij.execution.configurations.RunConfiguration; |
| import com.intellij.execution.configurations.RunProfileState; |
| import com.intellij.execution.configurations.RuntimeConfigurationException; |
| import com.intellij.execution.runners.ExecutionEnvironment; |
| import com.intellij.openapi.util.InvalidDataException; |
| import java.util.HashSet; |
| import java.util.Set; |
| import javax.annotation.Nullable; |
| import javax.swing.Icon; |
| import javax.swing.JComponent; |
| import org.jdom.Attribute; |
| import org.jdom.Element; |
| |
| /** |
| * Fallback handler for {@link BlazeCommandRunConfiguration}s with uninitialized targets or unknown |
| * handler providers. |
| * |
| * <p>Cannot be run and provides no editor. Writes all attributes and elements it initially read, |
| * except those with names matching existing content written by the configuration itself. |
| */ |
| public class BlazeUnknownRunConfigurationHandler implements BlazeCommandRunConfigurationHandler { |
| |
| private final BlazeCommandRunConfiguration configuration; |
| |
| @Nullable private Element externalElementBackup; |
| |
| public BlazeUnknownRunConfigurationHandler(BlazeCommandRunConfiguration configuration) { |
| this.configuration = configuration; |
| } |
| |
| @Override |
| public void checkConfiguration() throws RuntimeConfigurationException { |
| // No need to throw anything here; BlazeCommandRunConfiguration's |
| // check will already detect any config with this handler as invalid |
| // because its provider is null and all targets are handled by some provider. |
| assert false; |
| } |
| |
| @Override |
| public void readExternal(Element element) throws InvalidDataException { |
| externalElementBackup = element.clone(); |
| } |
| |
| @Override |
| public void writeExternal(Element element) { |
| // Write back attributes and elements from externalElementBackup, |
| // but take care not to write any which exist in the passed element. |
| // Such attributes and elements belong to the configuration, not the handler! |
| if (externalElementBackup != null) { |
| Set<String> configurationAttributeNames = new HashSet<>(); |
| for (Attribute attribute : element.getAttributes()) { |
| configurationAttributeNames.add(attribute.getName()); |
| } |
| Set<String> configurationElementNames = new HashSet<>(); |
| for (Element child : element.getChildren()) { |
| configurationElementNames.add(child.getName()); |
| } |
| |
| for (Attribute attribute : externalElementBackup.getAttributes()) { |
| if (!configurationAttributeNames.contains(attribute.getName())) { |
| element.setAttribute(attribute.clone()); |
| } |
| } |
| for (Element child : externalElementBackup.getChildren()) { |
| if (!configurationElementNames.contains(child.getName())) { |
| element.addContent(child.clone()); |
| } |
| } |
| } |
| } |
| |
| @Override |
| public BlazeUnknownRunConfigurationHandler cloneFor(BlazeCommandRunConfiguration configuration) { |
| return new BlazeUnknownRunConfigurationHandler(configuration); |
| } |
| |
| @Override |
| public RunProfileState getState(Executor executor, ExecutionEnvironment environment) |
| throws ExecutionException { |
| return null; |
| } |
| |
| @Override |
| public boolean executeBeforeRunTask(ExecutionEnvironment environment) { |
| return true; |
| } |
| |
| @Nullable |
| @Override |
| public String suggestedName() { |
| return String.format( |
| "Unknown %s Configuration", Blaze.buildSystemName(configuration.getProject())); |
| } |
| |
| @Override |
| public boolean isGeneratedName(boolean hasGeneratedFlag) { |
| return hasGeneratedFlag; |
| } |
| |
| @Nullable |
| @Override |
| public String getCommandName() { |
| return null; |
| } |
| |
| @Override |
| public String getHandlerName() { |
| return "no handler"; |
| } |
| |
| @Override |
| @Nullable |
| public Icon getExecutorIcon(RunConfiguration configuration, Executor executor) { |
| return null; |
| } |
| |
| @Override |
| public BlazeCommandRunConfigurationHandlerEditor getHandlerEditor() { |
| return new BlazeCommandRunConfigurationHandlerEditor() { |
| @Override |
| public void resetEditorFrom(BlazeCommandRunConfigurationHandler handler) {} |
| |
| @Override |
| public void applyEditorTo(BlazeCommandRunConfigurationHandler handler) {} |
| |
| @Override |
| @Nullable |
| public JComponent createEditor() { |
| // Note: currently this will never be displayed, |
| // as the handler editor is not shown for invalidated configurations. |
| //return new JBLabel("Configuration could not be loaded " |
| // + "because its handler could not be found."); |
| return null; |
| } |
| }; |
| } |
| } |