From 50bba7b9e073c66068bad31685d1c6040c99f00e Mon Sep 17 00:00:00 2001
From: konsoletyper <konsoletyper@gmail.com>
Date: Fri, 19 Sep 2014 14:09:49 +0400
Subject: [PATCH] First version of m2e-plugin:
 https://github.com/konsoletyper/teavm/issues/5

---
 .../teavm-eclipse-m2e-plugin/.classpath       |   7 ++
 .../teavm-eclipse-m2e-plugin/.gitignore       |   1 +
 .../teavm-eclipse-m2e-plugin/.project         |  28 +++++
 .../.settings/org.eclipse.jdt.core.prefs      |   7 ++
 .../META-INF/MANIFEST.MF                      |  13 +++
 .../teavm-eclipse-m2e-plugin/build.properties |   6 ++
 .../lifecycle-mapping-metadata.xml            |  20 ++++
 .../teavm-eclipse-m2e-plugin/plugin.xml       |  26 +++++
 .../eclipse/m2e/TeaVMProjectConfigurator.java | 101 ++++++++++++++++++
 .../teavm-eclipse-m2e-plugin/src/plugin.xml   |  19 ++++
 .../teavm-eclipse-plugin/META-INF/MANIFEST.MF |   2 +-
 11 files changed, 229 insertions(+), 1 deletion(-)
 create mode 100644 teavm-eclipse/teavm-eclipse-m2e-plugin/.classpath
 create mode 100644 teavm-eclipse/teavm-eclipse-m2e-plugin/.gitignore
 create mode 100644 teavm-eclipse/teavm-eclipse-m2e-plugin/.project
 create mode 100644 teavm-eclipse/teavm-eclipse-m2e-plugin/.settings/org.eclipse.jdt.core.prefs
 create mode 100644 teavm-eclipse/teavm-eclipse-m2e-plugin/META-INF/MANIFEST.MF
 create mode 100644 teavm-eclipse/teavm-eclipse-m2e-plugin/build.properties
 create mode 100644 teavm-eclipse/teavm-eclipse-m2e-plugin/lifecycle-mapping-metadata.xml
 create mode 100644 teavm-eclipse/teavm-eclipse-m2e-plugin/plugin.xml
 create mode 100644 teavm-eclipse/teavm-eclipse-m2e-plugin/src/main/java/org/teavm/eclipse/m2e/TeaVMProjectConfigurator.java
 create mode 100644 teavm-eclipse/teavm-eclipse-m2e-plugin/src/plugin.xml

diff --git a/teavm-eclipse/teavm-eclipse-m2e-plugin/.classpath b/teavm-eclipse/teavm-eclipse-m2e-plugin/.classpath
new file mode 100644
index 000000000..e493a86d4
--- /dev/null
+++ b/teavm-eclipse/teavm-eclipse-m2e-plugin/.classpath
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
+	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
+	<classpathentry kind="src" path="src/main/java"/>
+	<classpathentry kind="output" path="target"/>
+</classpath>
diff --git a/teavm-eclipse/teavm-eclipse-m2e-plugin/.gitignore b/teavm-eclipse/teavm-eclipse-m2e-plugin/.gitignore
new file mode 100644
index 000000000..ea8c4bf7f
--- /dev/null
+++ b/teavm-eclipse/teavm-eclipse-m2e-plugin/.gitignore
@@ -0,0 +1 @@
+/target
diff --git a/teavm-eclipse/teavm-eclipse-m2e-plugin/.project b/teavm-eclipse/teavm-eclipse-m2e-plugin/.project
new file mode 100644
index 000000000..778192415
--- /dev/null
+++ b/teavm-eclipse/teavm-eclipse-m2e-plugin/.project
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>teavm-eclipse-m2e-plugin</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.pde.ManifestBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.pde.SchemaBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.pde.PluginNature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>
diff --git a/teavm-eclipse/teavm-eclipse-m2e-plugin/.settings/org.eclipse.jdt.core.prefs b/teavm-eclipse/teavm-eclipse-m2e-plugin/.settings/org.eclipse.jdt.core.prefs
new file mode 100644
index 000000000..f42de363a
--- /dev/null
+++ b/teavm-eclipse/teavm-eclipse-m2e-plugin/.settings/org.eclipse.jdt.core.prefs
@@ -0,0 +1,7 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
+org.eclipse.jdt.core.compiler.compliance=1.7
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.source=1.7
diff --git a/teavm-eclipse/teavm-eclipse-m2e-plugin/META-INF/MANIFEST.MF b/teavm-eclipse/teavm-eclipse-m2e-plugin/META-INF/MANIFEST.MF
new file mode 100644
index 000000000..5f523a57c
--- /dev/null
+++ b/teavm-eclipse/teavm-eclipse-m2e-plugin/META-INF/MANIFEST.MF
@@ -0,0 +1,13 @@
+Manifest-Version: 1.0
+Bundle-ManifestVersion: 2
+Bundle-Name: Teavm-eclipse-m2e-plugin
+Bundle-SymbolicName: org.teavm.eclipse.m2e;singleton:=true
+Bundle-Version: 0.2.0.qualifier
+Bundle-Vendor: Alexey Andreev <konsoletyper@gmail.com>
+Bundle-RequiredExecutionEnvironment: JavaSE-1.7
+Require-Bundle: org.teavm.eclipse;bundle-version="[0.2,0.3)",
+ org.eclipse.m2e.core;bundle-version="[1.3,2)",
+ org.eclipse.core.runtime;bundle-version="[3.8.0,4.0)",
+ org.eclipse.m2e.maven.runtime;bundle-version="[1.3,2)",
+ org.eclipse.core.resources;bundle-version="[3.6,4)",
+ org.eclipse.ui;bundle-version="[3.6,4.0)"
diff --git a/teavm-eclipse/teavm-eclipse-m2e-plugin/build.properties b/teavm-eclipse/teavm-eclipse-m2e-plugin/build.properties
new file mode 100644
index 000000000..33e7a5cff
--- /dev/null
+++ b/teavm-eclipse/teavm-eclipse-m2e-plugin/build.properties
@@ -0,0 +1,6 @@
+source.. = src/main/java/
+output.. = target/
+bin.includes = plugin.xml,\
+               META-INF/,\
+               .,\
+               lifecycle-mapping-metadata.xml
diff --git a/teavm-eclipse/teavm-eclipse-m2e-plugin/lifecycle-mapping-metadata.xml b/teavm-eclipse/teavm-eclipse-m2e-plugin/lifecycle-mapping-metadata.xml
new file mode 100644
index 000000000..141c937e7
--- /dev/null
+++ b/teavm-eclipse/teavm-eclipse-m2e-plugin/lifecycle-mapping-metadata.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<lifecycleMappingMetadata>
+   <pluginExecutions>
+     <pluginExecution>
+       <pluginExecutionFilter>
+         <groupId>org.teavm</groupId>
+         <artifactId>teavm-maven-plugin</artifactId>
+         <versionRange>0.2.0-SNAPSHOT</versionRange>
+          <goals>
+            <goal>build-javascript</goal>
+          </goals>
+       </pluginExecutionFilter>
+       <action>
+         <configurator>
+           <id>org.teavm.eclipse.m2e.teaVMConfigurator</id>
+         </configurator>
+       </action>
+     </pluginExecution>
+   </pluginExecutions>
+</lifecycleMappingMetadata>
\ No newline at end of file
diff --git a/teavm-eclipse/teavm-eclipse-m2e-plugin/plugin.xml b/teavm-eclipse/teavm-eclipse-m2e-plugin/plugin.xml
new file mode 100644
index 000000000..48fac8dbc
--- /dev/null
+++ b/teavm-eclipse/teavm-eclipse-m2e-plugin/plugin.xml
@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright 2014 Alexey Andreev.
+
+    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.
+-->
+<?eclipse version="3.0"?>
+<plugin>
+  <extension point="org.eclipse.m2e.core.projectConfigurators">
+    <configurator class="org.teavm.eclipse.m2e.TeaVMProjectConfigurator" name="TeaVM project configurator"
+           id="org.teavm.eclipse.m2e.teaVMConfigurator"/>
+  </extension>
+  <extension
+      point="org.eclipse.m2e.core.lifecycleMappingMetadataSource">
+  </extension>
+</plugin>
diff --git a/teavm-eclipse/teavm-eclipse-m2e-plugin/src/main/java/org/teavm/eclipse/m2e/TeaVMProjectConfigurator.java b/teavm-eclipse/teavm-eclipse-m2e-plugin/src/main/java/org/teavm/eclipse/m2e/TeaVMProjectConfigurator.java
new file mode 100644
index 000000000..e4e398aff
--- /dev/null
+++ b/teavm-eclipse/teavm-eclipse-m2e-plugin/src/main/java/org/teavm/eclipse/m2e/TeaVMProjectConfigurator.java
@@ -0,0 +1,101 @@
+package org.teavm.eclipse.m2e;
+
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+import org.apache.maven.plugin.MojoExecution;
+import org.apache.maven.project.MavenProject;
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.SubProgressMonitor;
+import org.eclipse.m2e.core.MavenPlugin;
+import org.eclipse.m2e.core.embedder.IMaven;
+import org.eclipse.m2e.core.project.configurator.AbstractProjectConfigurator;
+import org.eclipse.m2e.core.project.configurator.ProjectConfigurationRequest;
+import org.teavm.eclipse.TeaVMEclipsePlugin;
+import org.teavm.eclipse.TeaVMProfile;
+import org.teavm.eclipse.TeaVMProjectSettings;
+
+/**
+ *
+ * @author Alexey Andreev
+ */
+public class TeaVMProjectConfigurator extends AbstractProjectConfigurator {
+    private static final String TEAVM_ARTIFACT_ID = "teavm-maven-plugin";
+    private static final String TEAVM_GROUP_ID = "org.teavm";
+    private static final String TEAVM_MAIN_GOAL = "build-javascript";
+    private int executionIdGenerator;
+    private Set<String> usedExecutionIds = new HashSet<>();
+    private IMaven maven;
+    private MavenProject mavenProject;
+
+    @Override
+    public void configure(ProjectConfigurationRequest configurationRequest, IProgressMonitor monitor)
+            throws CoreException {
+        maven = MavenPlugin.getMaven();
+        mavenProject = configurationRequest.getMavenProject();
+        List<MojoExecution> executions = configurationRequest.getMavenProjectFacade().getMojoExecutions(
+                TEAVM_GROUP_ID, TEAVM_ARTIFACT_ID, monitor, TEAVM_MAIN_GOAL);
+        TeaVMEclipsePlugin teaVMPlugin = TeaVMEclipsePlugin.getDefault();
+        IProject project = configurationRequest.getProject();
+        boolean hasNature = project.hasNature(TeaVMEclipsePlugin.NATURE_ID);
+        int sz = executions.size();
+        if (!hasNature) {
+            ++sz;
+        }
+        monitor.beginTask("Configuring TeaVM builder", sz * 1000);
+        TeaVMProjectSettings settings = teaVMPlugin.getSettings(project);
+        settings.load();
+        try {
+            for (MojoExecution execution : executions) {
+                if (monitor.isCanceled()) {
+                    return;
+                }
+                String profileId = getIdForProfile(execution);
+                TeaVMProfile profile = settings.getProfile(profileId);
+                if (profile == null) {
+                    profile = settings.createProfile();
+                    profile.setName(profileId);
+                }
+                configureProfile(execution, profile, new SubProgressMonitor(monitor, 1000));
+                if (monitor.isCanceled()) {
+                    return;
+                }
+            }
+            if (!hasNature) {
+                teaVMPlugin.addNature(new SubProgressMonitor(monitor, 1000), project);
+            }
+            settings.save();
+        } finally {
+            monitor.done();
+        }
+    }
+
+    private void configureProfile(MojoExecution execution, TeaVMProfile profile, IProgressMonitor monitor)
+            throws CoreException {
+        monitor.beginTask("Configuring profile " + profile.getName(), 30);
+        String mainClass = maven.getMojoParameterValue(mavenProject, execution, "mainClass", String.class,
+                new SubProgressMonitor(monitor, 10));
+        profile.setMainClass(mainClass);
+        String targetDir = maven.getMojoParameterValue(mavenProject, execution, "targetDirectory", String.class,
+                new SubProgressMonitor(monitor, 10));
+        profile.setTargetDirectory(targetDir);
+        String targetFileName = maven.getMojoParameterValue(mavenProject, execution, "targetFileName", String.class,
+                new SubProgressMonitor(monitor, 10));
+        profile.setTargetFileName(targetFileName != null ? targetFileName : "classes.js");
+        monitor.done();
+    }
+
+    private String getIdForProfile(MojoExecution pluginExecution) {
+        String executionId = pluginExecution.getExecutionId();
+        if (executionId != null && usedExecutionIds.add(executionId)) {
+            return executionId;
+        }
+        String id;
+        do {
+            id = "maven-" + executionIdGenerator++;
+        } while (!usedExecutionIds.add(id));
+        return id;
+    }
+}
diff --git a/teavm-eclipse/teavm-eclipse-m2e-plugin/src/plugin.xml b/teavm-eclipse/teavm-eclipse-m2e-plugin/src/plugin.xml
new file mode 100644
index 000000000..58ddd5620
--- /dev/null
+++ b/teavm-eclipse/teavm-eclipse-m2e-plugin/src/plugin.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Copyright 2014 Alexey Andreev.
+
+    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.
+-->
+<?eclipse version="3.0"?>
+<plugin>
+</plugin>
diff --git a/teavm-eclipse/teavm-eclipse-plugin/META-INF/MANIFEST.MF b/teavm-eclipse/teavm-eclipse-plugin/META-INF/MANIFEST.MF
index 4ca24ca16..53c693e2e 100644
--- a/teavm-eclipse/teavm-eclipse-plugin/META-INF/MANIFEST.MF
+++ b/teavm-eclipse/teavm-eclipse-plugin/META-INF/MANIFEST.MF
@@ -59,5 +59,5 @@ Bundle-ClassPath: .,
  lib/gson-2.2.4.jar,
  lib/teavm-classlib-0.2-SNAPSHOT.jar,
  lib/teavm-platform-0.2-SNAPSHOT.jar
-Export-Package: org.teavm.eclipse.debugger
+Export-Package: org.teavm.eclipse.debugger,org.teavm.eclipse
 Bundle-ActivationPolicy: lazy