1 files changed, 93 insertions, 0 deletions
diff --git a/plugins/gradle/src/org/jetbrains/plugins/gradle/compiler/GradleBuildProcessParametersProvider.java b/plugins/gradle/src/org/jetbrains/plugins/gradle/compiler/GradleBuildProcessParametersProvider.java
new file mode 100644
index 000000000000..4337686235f5
--- /dev/null
+++ b/plugins/gradle/src/org/jetbrains/plugins/gradle/compiler/GradleBuildProcessParametersProvider.java
@@ -0,0 +1,93 @@
+/*
+ * Copyright 2000-2014 JetBrains s.r.o.
+ *
+ * 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 org.jetbrains.plugins.gradle.compiler;
+
+import com.google.gson.Gson;
+import com.intellij.compiler.server.BuildProcessParametersProvider;
+import com.intellij.openapi.externalSystem.util.ExternalSystemApiUtil;
+import com.intellij.openapi.module.Module;
+import com.intellij.openapi.module.ModuleManager;
+import com.intellij.openapi.project.Project;
+import com.intellij.openapi.util.io.FileUtil;
+import com.intellij.openapi.util.text.StringUtil;
+import com.intellij.util.PathUtil;
+import com.intellij.util.containers.ContainerUtil;
+import groovy.lang.GroovyObject;
+import org.apache.tools.ant.taskdefs.Ant;
+import org.gradle.tooling.ProjectConnection;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.plugins.gradle.util.GradleConstants;
+
+import java.io.File;
+import java.util.List;
+
+/**
+ * Adds Gradle build dependencies to the project build process' classpath.
+ *
+ * @author Vladislav.Soroka
+ * @since 7/22/2014
+ */
+public class GradleBuildProcessParametersProvider extends BuildProcessParametersProvider {
+  @NotNull private final Project myProject;
+
+  private List<String> myClasspath;
+
+  public GradleBuildProcessParametersProvider(@NotNull Project project) {
+    myProject = project;
+  }
+
+  @Override
+  @NotNull
+  public List<String> getClassPath() {
+    if (myClasspath == null) {
+      myClasspath = ContainerUtil.newArrayList();
+      addGradleClassPath(myClasspath);
+      final ModuleManager moduleManager = ModuleManager.getInstance(myProject);
+      for (Module module : moduleManager.getModules()) {
+        if (ExternalSystemApiUtil.isExternalSystemAwareModule(GradleConstants.SYSTEM_ID, module)) {
+          addOtherClassPath(myClasspath);
+          break;
+        }
+      }
+    }
+    return myClasspath;
+  }
+
+  private static void addGradleClassPath(@NotNull final List<String> classpath) {
+    String gradleLibDirPath = null;
+    String gradleToolingApiJarPath = PathUtil.getJarPathForClass(ProjectConnection.class);
+    if (!StringUtil.isEmpty(gradleToolingApiJarPath)) {
+      gradleLibDirPath = PathUtil.getParentPath(gradleToolingApiJarPath);
+    }
+    if (gradleLibDirPath == null || gradleLibDirPath.isEmpty()) return;
+
+    File gradleLibDir = new File(gradleLibDirPath);
+    if (!gradleLibDir.isDirectory()) return;
+
+    File[] children = FileUtil.notNullize(gradleLibDir.listFiles());
+    for (File child : children) {
+      if (child.isFile() && child.getName().endsWith(".jar")) {
+        classpath.add(child.getAbsolutePath());
+      }
+    }
+  }
+
+  private static void addOtherClassPath(@NotNull final List<String> classpath) {
+    classpath.add(PathUtil.getJarPathForClass(Ant.class));
+    classpath.add(PathUtil.getJarPathForClass(GroovyObject.class));
+    classpath.add(PathUtil.getJarPathForClass(Gson.class));
+  }
+}