replace sax with psi based android ui xml parsing in plugin

idea/src/org/jetbrains/jet/plugin/android/AndroidXmlVisitor.kt

@@ -0,0 +1,43 @@
+/*
+ * Copyright 2010-2014 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.jet.plugin.android
+
+import com.intellij.psi.XmlElementVisitor
+import com.intellij.psi.PsiElement
+import com.intellij.psi.xml.XmlElement
+import com.intellij.psi.xml.XmlTag
+
+class AndroidXmlVisitor(val elementCallback: (String, String)-> Unit): XmlElementVisitor() {
+
+    override fun visitElement(element: PsiElement) {
+        element.acceptChildren(this)
+    }
+
+    override fun visitXmlElement(element: XmlElement?) {
+        element?.acceptChildren(this)
+    }
+
+    override fun visitXmlTag(tag: XmlTag?) {
+        val idPrefix = "@+id/"
+        val attribute = tag?.getAttribute("android:id")
+        if (attribute != null && attribute.getValue() != null) {
+            elementCallback(attribute.getValue()!!.replace(idPrefix, ""), tag!!.getLocalName())
+        }
+        tag?.acceptChildren(this)
+    }
+}
+

idea/src/org/jetbrains/jet/plugin/android/IDEAndroidUIXmlParser.kt

@@ -22,6 +22,9 @@ import com.intellij.openapi.vfs.VirtualFileManager
 import java.util.ArrayList
 import com.intellij.openapi.vfs.VirtualFileAdapter
 import com.intellij.openapi.vfs.VirtualFileEvent
+import com.intellij.psi.PsiFile
+import org.jetbrains.jet.lang.resolve.android.AndroidWidget
+import org.jetbrains.jet.lang.resolve.android.KotlinStringWriter
 
 class IDEAndroidUIXmlParser(val project: Project): AndroidUIXmlParser() {
     override val searchPath: String? = project.getBasePath() + "/res/layout/"
@@ -33,5 +36,11 @@ class IDEAndroidUIXmlParser(val project: Project): AndroidUIXmlParser() {
         populateQueue(project)
         listenerSetUp = true
     }
+
+    override fun parseSingleFileImpl(file: PsiFile): String {
+        val ids: MutableCollection<AndroidWidget> = ArrayList()
+        file.accept(AndroidXmlVisitor({ id, wClass -> ids.add(AndroidWidget(id, wClass))}))
+        return produceKotlinProperties(KotlinStringWriter(), ids).toString()
+    }
 }